diff options
Diffstat (limited to 'Documentation/devicetree/bindings/pinctrl')
49 files changed, 3344 insertions, 681 deletions
diff --git a/Documentation/devicetree/bindings/pinctrl/aspeed,ast2500-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/aspeed,ast2500-pinctrl.yaml index d316cc082107..9db904a528ee 100644 --- a/Documentation/devicetree/bindings/pinctrl/aspeed,ast2500-pinctrl.yaml +++ b/Documentation/devicetree/bindings/pinctrl/aspeed,ast2500-pinctrl.yaml @@ -29,6 +29,8 @@ properties: aspeed,external-nodes: minItems: 2 maxItems: 2 + items: + maxItems: 1 $ref: /schemas/types.yaml#/definitions/phandle-array description: | A cell of phandles to external controller nodes: @@ -73,58 +75,25 @@ additionalProperties: false examples: - | - apb { - compatible = "simple-bus"; - #address-cells = <1>; - #size-cells = <1>; - ranges; - - syscon: scu@1e6e2000 { - compatible = "aspeed,ast2500-scu", "syscon", "simple-mfd"; - reg = <0x1e6e2000 0x1a8>; - - pinctrl: pinctrl { - compatible = "aspeed,ast2500-pinctrl"; - aspeed,external-nodes = <&gfx>, <&lhc>; - - pinctrl_i2c3_default: i2c3_default { - function = "I2C3"; - groups = "I2C3"; - }; - - pinctrl_gpioh0_unbiased_default: gpioh0 { - pins = "A18"; - bias-disable; - }; + #include <dt-bindings/clock/aspeed-clock.h> + scu@1e6e2000 { + compatible = "aspeed,ast2500-scu", "syscon", "simple-mfd"; + reg = <0x1e6e2000 0x1a8>; + #clock-cells = <1>; + #reset-cells = <1>; + + pinctrl: pinctrl { + compatible = "aspeed,ast2500-pinctrl"; + aspeed,external-nodes = <&gfx>, <&lhc>; + + pinctrl_i2c3_default: i2c3_default { + function = "I2C3"; + groups = "I2C3"; }; - }; - - gfx: display@1e6e6000 { - compatible = "aspeed,ast2500-gfx", "syscon"; - reg = <0x1e6e6000 0x1000>; - }; - }; - - lpc: lpc@1e789000 { - compatible = "aspeed,ast2500-lpc", "simple-mfd"; - reg = <0x1e789000 0x1000>; - - #address-cells = <1>; - #size-cells = <1>; - ranges = <0x0 0x1e789000 0x1000>; - - lpc_host: lpc-host@80 { - compatible = "aspeed,ast2500-lpc-host", "simple-mfd", "syscon"; - reg = <0x80 0x1e0>; - reg-io-width = <4>; - - #address-cells = <1>; - #size-cells = <1>; - ranges = <0x0 0x80 0x1e0>; - lhc: lhc@20 { - compatible = "aspeed,ast2500-lhc"; - reg = <0x20 0x24>, <0x48 0x8>; + pinctrl_gpioh0_unbiased_default: gpioh0 { + pins = "A18"; + bias-disable; }; }; }; diff --git a/Documentation/devicetree/bindings/pinctrl/aspeed,ast2600-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/aspeed,ast2600-pinctrl.yaml index 57b68d6c7c70..3666ac5b6518 100644 --- a/Documentation/devicetree/bindings/pinctrl/aspeed,ast2600-pinctrl.yaml +++ b/Documentation/devicetree/bindings/pinctrl/aspeed,ast2600-pinctrl.yaml @@ -33,7 +33,7 @@ patternProperties: $ref: "/schemas/types.yaml#/definitions/string" enum: [ ADC0, ADC1, ADC10, ADC11, ADC12, ADC13, ADC14, ADC15, ADC2, ADC3, ADC4, ADC5, ADC6, ADC7, ADC8, ADC9, BMCINT, EMMC, ESPI, ESPIALT, - FSI1, FSI2, FWSPIABR, FWSPID, FWSPIWP, GPIT0, GPIT1, GPIT2, GPIT3, + FSI1, FSI2, FWQSPI, FWSPIABR, FWSPID, FWSPIWP, GPIT0, GPIT1, GPIT2, GPIT3, GPIT4, GPIT5, GPIT6, GPIT7, GPIU0, GPIU1, GPIU2, GPIU3, GPIU4, GPIU5, GPIU6, GPIU7, I2C1, I2C10, I2C11, I2C12, I2C13, I2C14, I2C15, I2C16, I2C2, I2C3, I2C4, I2C5, I2C6, I2C7, I2C8, I2C9, I3C3, I3C4, I3C5, @@ -58,7 +58,7 @@ patternProperties: $ref: "/schemas/types.yaml#/definitions/string" enum: [ ADC0, ADC1, ADC10, ADC11, ADC12, ADC13, ADC14, ADC15, ADC2, ADC3, ADC4, ADC5, ADC6, ADC7, ADC8, ADC9, BMCINT, EMMCG1, EMMCG4, - EMMCG8, ESPI, ESPIALT, FSI1, FSI2, FWSPIABR, FWSPID, FWQSPID, FWSPIWP, + EMMCG8, ESPI, ESPIALT, FSI1, FSI2, FWQSPI, FWSPIABR, FWSPID, FWSPIWP, GPIT0, GPIT1, GPIT2, GPIT3, GPIT4, GPIT5, GPIT6, GPIT7, GPIU0, GPIU1, GPIU2, GPIU3, GPIU4, GPIU5, GPIU6, GPIU7, HVI3C3, HVI3C4, I2C1, I2C10, I2C11, I2C12, I2C13, I2C14, I2C15, I2C16, I2C2, I2C3, I2C4, I2C5, diff --git a/Documentation/devicetree/bindings/pinctrl/brcm,bcm11351-pinctrl.txt b/Documentation/devicetree/bindings/pinctrl/brcm,bcm11351-pinctrl.txt index 4eaae32821ae..e047a198db38 100644 --- a/Documentation/devicetree/bindings/pinctrl/brcm,bcm11351-pinctrl.txt +++ b/Documentation/devicetree/bindings/pinctrl/brcm,bcm11351-pinctrl.txt @@ -85,7 +85,7 @@ Optional Properties (for I2C pins): - function: String. Specifies the pin mux selection. Values must be one of: "alt1", "alt2", "alt3", "alt4" - bias-pull-up: Integer. Pull up strength in Ohm. There are 3 - pull-up resisitors (1.2k, 1.8k, 2.7k) available + pull-up resistors (1.2k, 1.8k, 2.7k) available in parallel for I2C pins, so the valid values are: 568, 720, 831, 1080, 1200, 1800, 2700 Ohm. - bias-disable: No arguments. Disable pin bias. diff --git a/Documentation/devicetree/bindings/pinctrl/brcm,bcm4908-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/brcm,bcm4908-pinctrl.yaml new file mode 100644 index 000000000000..175a992f15e1 --- /dev/null +++ b/Documentation/devicetree/bindings/pinctrl/brcm,bcm4908-pinctrl.yaml @@ -0,0 +1,72 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/pinctrl/brcm,bcm4908-pinctrl.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Broadcom BCM4908 pin controller + +maintainers: + - Rafał Miłecki <rafal@milecki.pl> + +description: + Binding for pin controller present on BCM4908 family SoCs. + +properties: + compatible: + const: brcm,bcm4908-pinctrl + + reg: + maxItems: 1 + +patternProperties: + '-pins$': + type: object + $ref: pinmux-node.yaml# + + properties: + function: + enum: [ led_0, led_1, led_2, led_3, led_4, led_5, led_6, led_7, led_8, + led_9, led_10, led_11, led_12, led_13, led_14, led_15, led_16, + led_17, led_18, led_19, led_20, led_21, led_22, led_23, led_24, + led_25, led_26, led_27, led_28, led_29, led_30, led_31, + hs_uart, i2c, i2s, nand_ctrl, nand_data, emmc_ctrl, usb0_pwr, + usb1_pwr ] + + groups: + minItems: 1 + maxItems: 2 + items: + enum: [ led_0_grp_a, led_1_grp_a, led_2_grp_a, led_3_grp_a, + led_4_grp_a, led_5_grp_a, led_6_grp_a, led_7_grp_a, + led_8_grp_a, led_9_grp_a, led_10_grp_a, led_10_grp_b, + led_11_grp_a, led_11_grp_b, led_12_grp_a, led_12_grp_b, + led_13_grp_a, led_13_grp_b, led_14_grp_a, led_15_grp_a, + led_16_grp_a, led_17_grp_a, led_18_grp_a, led_19_grp_a, + led_20_grp_a, led_21_grp_a, led_22_grp_a, led_23_grp_a, + led_24_grp_a, led_25_grp_a, led_26_grp_a, led_27_grp_a, + led_28_grp_a, led_29_grp_a, led_30_grp_a, led_31_grp_a, + led_31_grp_b, hs_uart_grp, i2c_grp_a, i2c_grp_b, i2s_grp, + nand_ctrl_grp, nand_data_grp, emmc_ctrl_grp, usb0_pwr_grp, + usb1_pwr_grp ] + +allOf: + - $ref: pinctrl.yaml# + +required: + - compatible + - reg + +unevaluatedProperties: false + +examples: + - | + pinctrl@ff800560 { + compatible = "brcm,bcm4908-pinctrl"; + reg = <0xff800560 0x10>; + + led_0-a-pins { + function = "led_0"; + groups = "led_0_grp_a"; + }; + }; diff --git a/Documentation/devicetree/bindings/pinctrl/canaan,k210-fpioa.yaml b/Documentation/devicetree/bindings/pinctrl/canaan,k210-fpioa.yaml index a44691d9c57d..533b4cfe33d2 100644 --- a/Documentation/devicetree/bindings/pinctrl/canaan,k210-fpioa.yaml +++ b/Documentation/devicetree/bindings/pinctrl/canaan,k210-fpioa.yaml @@ -39,6 +39,10 @@ properties: canaan,k210-sysctl-power: $ref: /schemas/types.yaml#/definitions/phandle-array + items: + - items: + - description: phandle of the K210 system controller node + - description: offset of its power domain control register description: | phandle of the K210 system controller node and offset of its power domain control register. @@ -116,6 +120,7 @@ patternProperties: input-schmitt-disable: true input-polarity-invert: + type: boolean description: Enable or disable pin input polarity inversion. @@ -128,6 +133,7 @@ patternProperties: output-low: true output-polarity-invert: + type: boolean description: Enable or disable pin output polarity inversion. diff --git a/Documentation/devicetree/bindings/pinctrl/cirrus,madera.yaml b/Documentation/devicetree/bindings/pinctrl/cirrus,madera.yaml index 8a90d8273767..6bd42e43cdab 100644 --- a/Documentation/devicetree/bindings/pinctrl/cirrus,madera.yaml +++ b/Documentation/devicetree/bindings/pinctrl/cirrus,madera.yaml @@ -48,13 +48,12 @@ properties: Name of one pin group to configure. enum: [ aif1, aif2, aif3, aif4, mif1, mif2, mif3, pdmspk1, pdmspk2, dmic4, dmic5, dmic6, gpio1, gpio2, gpio3, - gpio4, gpio5, gpio6, gpio7, gpio7, gpio8, gpio9, + gpio4, gpio5, gpio6, gpio7, gpio8, gpio9, gpio10, gpio11, gpio12, gpio13, gpio14, gpio15, - gpio16, gpio17, gpio17, gpio18, gpio19, gpio20, - gpio21, gpio22, gpio23, gpio24, gpio25, gpio26, - gpio27, gpio27, gpio28, gpio29, gpio30, gpio31, - gpio32, gpio33, gpio34, gpio35, gpio36, gpio37, - gpio37, gpio38, gpio39 ] + gpio16, gpio17, gpio18, gpio19, gpio20, gpio21, + gpio22, gpio23, gpio24, gpio25, gpio26, gpio27, + gpio28, gpio29, gpio30, gpio31, gpio32, gpio33, + gpio34, gpio35, gpio36, gpio37, gpio38, gpio39 ] function: description: diff --git a/Documentation/devicetree/bindings/pinctrl/fsl,imx7d-pinctrl.txt b/Documentation/devicetree/bindings/pinctrl/fsl,imx7d-pinctrl.txt deleted file mode 100644 index bfab5ca49fd1..000000000000 --- a/Documentation/devicetree/bindings/pinctrl/fsl,imx7d-pinctrl.txt +++ /dev/null @@ -1,87 +0,0 @@ -* Freescale i.MX7 Dual IOMUX Controller - -iMX7D supports two iomuxc controllers, fsl,imx7d-iomuxc controller is similar -as previous iMX SoC generation and fsl,imx7d-iomuxc-lpsr which provides low -power state retention capabilities on gpios that are part of iomuxc-lpsr -(GPIO1_IO7..GPIO1_IO0). While iomuxc-lpsr provides its own set of registers for -mux and pad control settings, it shares the input select register from main -iomuxc controller for daisy chain settings, the fsl,input-sel property extends -fsl,imx-pinctrl driver to support iomuxc-lpsr controller. - -iomuxc_lpsr: iomuxc-lpsr@302c0000 { - compatible = "fsl,imx7d-iomuxc-lpsr"; - reg = <0x302c0000 0x10000>; - fsl,input-sel = <&iomuxc>; -}; - -iomuxc: iomuxc@30330000 { - compatible = "fsl,imx7d-iomuxc"; - reg = <0x30330000 0x10000>; -}; - -Peripherals using pads from iomuxc-lpsr support low state retention power -state, under LPSR mode GPIO's state of pads are retain. - -Please refer to fsl,imx-pinctrl.txt in this directory for common binding part -and usage. - -Required properties: -- compatible: "fsl,imx7d-iomuxc" for main IOMUXC controller, or - "fsl,imx7d-iomuxc-lpsr" for Low Power State Retention IOMUXC controller. -- fsl,pins: each entry consists of 6 integers and represents the mux and config - setting for one pin. The first 5 integers <mux_reg conf_reg input_reg mux_val - input_val> are specified using a PIN_FUNC_ID macro, which can be found in - imx7d-pinfunc.h under device tree source folder. The last integer CONFIG is - the pad setting value like pull-up on this pin. Please refer to i.MX7 Dual - Reference Manual for detailed CONFIG settings. -- fsl,input-sel: required property for iomuxc-lpsr controller, this property is - a phandle for main iomuxc controller which shares the input select register for - daisy chain settings. - -CONFIG bits definition: -PAD_CTL_PUS_100K_DOWN (0 << 5) -PAD_CTL_PUS_5K_UP (1 << 5) -PAD_CTL_PUS_47K_UP (2 << 5) -PAD_CTL_PUS_100K_UP (3 << 5) -PAD_CTL_PUE (1 << 4) -PAD_CTL_HYS (1 << 3) -PAD_CTL_SRE_SLOW (1 << 2) -PAD_CTL_SRE_FAST (0 << 2) -PAD_CTL_DSE_X1 (0 << 0) -PAD_CTL_DSE_X4 (1 << 0) -PAD_CTL_DSE_X2 (2 << 0) -PAD_CTL_DSE_X6 (3 << 0) - -Examples: -While iomuxc-lpsr is intended to be used by dedicated peripherals to take -advantages of LPSR power mode, is also possible that an IP to use pads from -any of the iomux controllers. For example the I2C1 IP can use SCL pad from -iomuxc-lpsr controller and SDA pad from iomuxc controller as: - -i2c1: i2c@30a20000 { - pinctrl-names = "default"; - pinctrl-0 = <&pinctrl_i2c1_1>, <&pinctrl_i2c1_2>; -}; - -iomuxc-lpsr@302c0000 { - compatible = "fsl,imx7d-iomuxc-lpsr"; - reg = <0x302c0000 0x10000>; - fsl,input-sel = <&iomuxc>; - - pinctrl_i2c1_1: i2c1grp-1 { - fsl,pins = < - MX7D_PAD_GPIO1_IO04__I2C1_SCL 0x4000007f - >; - }; -}; - -iomuxc@30330000 { - compatible = "fsl,imx7d-iomuxc"; - reg = <0x30330000 0x10000>; - - pinctrl_i2c1_2: i2c1grp-2 { - fsl,pins = < - MX7D_PAD_I2C1_SDA__I2C1_SDA 0x4000007f - >; - }; -}; diff --git a/Documentation/devicetree/bindings/pinctrl/fsl,imx7d-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/fsl,imx7d-pinctrl.yaml new file mode 100644 index 000000000000..621038662188 --- /dev/null +++ b/Documentation/devicetree/bindings/pinctrl/fsl,imx7d-pinctrl.yaml @@ -0,0 +1,113 @@ +# SPDX-License-Identifier: GPL-2.0 +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/pinctrl/fsl,imx7d-pinctrl.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Freescale IMX7D IOMUX Controller + +maintainers: + - Dong Aisheng <aisheng.dong@nxp.com> + +description: + Please refer to fsl,imx-pinctrl.txt and pinctrl-bindings.txt in this directory + for common binding part and usage. + +properties: + compatible: + oneOf: + - enum: + - fsl,imx7d-iomuxc + - fsl,imx7d-iomuxc-lpsr + + reg: + maxItems: 1 + + fsl,input-sel: + description: + phandle for main iomuxc controller which shares the input select + register for daisy chain settings. + $ref: /schemas/types.yaml#/definitions/phandle + +# Client device subnode's properties +patternProperties: + 'grp$': + type: object + description: + Pinctrl node's client devices use subnodes for desired pin configuration. + Client device subnodes use below standard properties. + + properties: + fsl,pins: + description: + each entry consists of 6 integers and represents the mux and config + setting for one pin. The first 5 integers <mux_reg conf_reg input_reg + mux_val input_val> are specified using a PIN_FUNC_ID macro, which can + be found in <arch/arm/boot/dts/imx7d-pinfunc.h>. The last integer + CONFIG is the pad setting value like pull-up on this pin. Please + refer to i.MX7D Reference Manual for detailed CONFIG settings. + $ref: /schemas/types.yaml#/definitions/uint32-matrix + items: + items: + - description: | + "mux_reg" indicates the offset of mux register. + - description: | + "conf_reg" indicates the offset of pad configuration register. + - description: | + "input_reg" indicates the offset of select input register. + - description: | + "mux_val" indicates the mux value to be applied. + - description: | + "input_val" indicates the select input value to be applied. + - description: | + "pad_setting" indicates the pad configuration value to be applied. + + required: + - fsl,pins + + additionalProperties: false + +allOf: + - $ref: "pinctrl.yaml#" + +required: + - compatible + - reg + +if: + properties: + compatible: + contains: + enum: + - fsl,imx7d-iomuxc-lpsr + +then: + required: + - fsl,input-sel + +additionalProperties: false + +examples: + - | + iomuxc: pinctrl@30330000 { + compatible = "fsl,imx7d-iomuxc"; + reg = <0x30330000 0x10000>; + + pinctrl_uart5: uart5grp { + fsl,pins = + <0x0160 0x03D0 0x0714 0x1 0x0 0x7e>, + <0x0164 0x03D4 0x0000 0x1 0x0 0x76>; + }; + }; + - | + iomuxc_lpsr: pinctrl@302c0000 { + compatible = "fsl,imx7d-iomuxc-lpsr"; + reg = <0x302c0000 0x10000>; + fsl,input-sel = <&iomuxc>; + + pinctrl_gpio_lpsr: gpio1-grp { + fsl,pins = + <0x0008 0x0038 0x0000 0x0 0x0 0x59>, + <0x000C 0x003C 0x0000 0x0 0x0 0x59>; + }; + }; diff --git a/Documentation/devicetree/bindings/pinctrl/fsl,imx93-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/fsl,imx93-pinctrl.yaml new file mode 100644 index 000000000000..66baa6082a4f --- /dev/null +++ b/Documentation/devicetree/bindings/pinctrl/fsl,imx93-pinctrl.yaml @@ -0,0 +1,85 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/pinctrl/fsl,imx93-pinctrl.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Freescale IMX93 IOMUX Controller + +maintainers: + - Peng Fan <peng.fan@nxp.com> + +description: + Please refer to fsl,imx-pinctrl.txt and pinctrl-bindings.txt in this directory + for common binding part and usage. + +allOf: + - $ref: "pinctrl.yaml#" + +properties: + compatible: + const: fsl,imx93-iomuxc + + reg: + maxItems: 1 + +# Client device subnode's properties +patternProperties: + 'grp$': + type: object + description: + Pinctrl node's client devices use subnodes for desired pin configuration. + Client device subnodes use below standard properties. + + properties: + fsl,pins: + description: + each entry consists of 6 integers and represents the mux and config + setting for one pin. The first 5 integers <mux_reg conf_reg input_reg + mux_val input_val> are specified using a PIN_FUNC_ID macro, which can + be found in <arch/arm64/boot/dts/freescale/imx8mp-pinfunc.h>. The last + integer CONFIG is the pad setting value like pull-up on this pin. Please + refer to i.MX8M Plus Reference Manual for detailed CONFIG settings. + $ref: /schemas/types.yaml#/definitions/uint32-matrix + items: + items: + - description: | + "mux_reg" indicates the offset of mux register. + - description: | + "conf_reg" indicates the offset of pad configuration register. + - description: | + "input_reg" indicates the offset of select input register. + - description: | + "mux_val" indicates the mux value to be applied. + - description: | + "input_val" indicates the select input value to be applied. + - description: | + "pad_setting" indicates the pad configuration value to be applied. + + + required: + - fsl,pins + + additionalProperties: false + +required: + - compatible + - reg + +additionalProperties: false + +examples: + # Pinmux controller node + - | + iomuxc: pinctrl@443c0000 { + compatible = "fsl,imx93-iomuxc"; + reg = <0x30330000 0x10000>; + + pinctrl_uart3: uart3grp { + fsl,pins = + <0x48 0x1f8 0x41c 0x1 0x0 0x49>, + <0x4c 0x1fc 0x418 0x1 0x0 0x49>; + }; + }; + +... diff --git a/Documentation/devicetree/bindings/pinctrl/fsl,imxrt1170.yaml b/Documentation/devicetree/bindings/pinctrl/fsl,imxrt1170.yaml new file mode 100644 index 000000000000..2e880b3e537c --- /dev/null +++ b/Documentation/devicetree/bindings/pinctrl/fsl,imxrt1170.yaml @@ -0,0 +1,77 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/pinctrl/fsl,imxrt1170.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Freescale i.MXRT1170 IOMUX Controller + +maintainers: + - Giulio Benetti <giulio.benetti@benettiengineering.com> + - Jesse Taube <Mr.Bossman075@gmail.com> + +description: + Please refer to fsl,imx-pinctrl.txt and pinctrl-bindings.txt in this directory + for common binding part and usage. + +properties: + compatible: + const: fsl,imxrt1170-iomuxc + + reg: + maxItems: 1 + +# Client device subnode's properties +patternProperties: + 'grp$': + type: object + description: + Pinctrl node's client devices use subnodes for desired pin configuration. + Client device subnodes use below standard properties. + + properties: + fsl,pins: + description: + each entry consists of 6 integers and represents the mux and config + setting for one pin. The first 5 integers <mux_reg conf_reg input_reg + mux_val input_val> are specified using a PIN_FUNC_ID macro, which can + be found in <arch/arm/boot/dts/imxrt1170-pinfunc.h>. The last + integer CONFIG is the pad setting value like pull-up on this pin. Please + refer to i.MXRT1170 Reference Manual for detailed CONFIG settings. + $ref: /schemas/types.yaml#/definitions/uint32-matrix + items: + items: + - description: | + "mux_reg" indicates the offset of mux register. + - description: | + "conf_reg" indicates the offset of pad configuration register. + - description: | + "input_reg" indicates the offset of select input register. + - description: | + "mux_val" indicates the mux value to be applied. + - description: | + "input_val" indicates the select input value to be applied. + - description: | + "pad_setting" indicates the pad configuration value to be applied. + required: + - fsl,pins + + additionalProperties: false + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + iomuxc: iomuxc@400e8000 { + compatible = "fsl,imxrt1170-iomuxc"; + reg = <0x400e8000 0x4000>; + pinctrl_lpuart1: lpuart1grp { + fsl,pins = + <0x16C 0x3B0 0x620 0x0 0x0 0xf1>, + <0x170 0x3B4 0x61C 0x0 0x0 0xf1>; + }; + }; diff --git a/Documentation/devicetree/bindings/pinctrl/marvell,ac5-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/marvell,ac5-pinctrl.yaml new file mode 100644 index 000000000000..a651b2744caf --- /dev/null +++ b/Documentation/devicetree/bindings/pinctrl/marvell,ac5-pinctrl.yaml @@ -0,0 +1,72 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/pinctrl/marvell,ac5-pinctrl.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Marvell AC5 pin controller + +maintainers: + - Chris Packham <chris.packham@alliedtelesis.co.nz> + +description: + Bindings for Marvell's AC5 memory-mapped pin controller. + +properties: + compatible: + items: + - const: marvell,ac5-pinctrl + + reg: + maxItems: 1 + +patternProperties: + '-pins$': + type: object + $ref: pinmux-node.yaml# + + properties: + marvell,function: + $ref: "/schemas/types.yaml#/definitions/string" + description: + Indicates the function to select. + enum: [ dev_init_done, ge, gpio, i2c0, i2c1, int_out, led, nand, pcie, ptp, sdio, + spi0, spi1, synce, tsen_int, uart0, uart1, uart2, uart3, uartsd, wd_int, xg ] + + marvell,pins: + $ref: /schemas/types.yaml#/definitions/string-array + description: + Array of MPP pins to be used for the given function. + minItems: 1 + items: + enum: [ mpp0, mpp1, mpp2, mpp3, mpp4, mpp5, mpp6, mpp7, mpp8, mpp9, + mpp10, mpp11, mpp12, mpp13, mpp14, mpp15, mpp16, mpp17, mpp18, mpp19, + mpp20, mpp21, mpp22, mpp23, mpp24, mpp25, mpp26, mpp27, mpp28, mpp29, + mpp30, mpp31, mpp32, mpp33, mpp34, mpp35, mpp36, mpp37, mpp38, mpp39, + mpp40, mpp41, mpp42, mpp43, mpp44, mpp45 ] + +allOf: + - $ref: "pinctrl.yaml#" + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + pinctrl@80020100 { + compatible = "marvell,ac5-pinctrl"; + reg = <0x80020100 0x20>; + + i2c0_pins: i2c0-pins { + marvell,pins = "mpp26", "mpp27"; + marvell,function = "i2c0"; + }; + + i2c0_gpio: i2c0-gpio-pins { + marvell,pins = "mpp26", "mpp27"; + marvell,function = "gpio"; + }; + }; diff --git a/Documentation/devicetree/bindings/pinctrl/mediatek,mt65xx-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/mediatek,mt65xx-pinctrl.yaml index 6953c958ff7c..161088a8be33 100644 --- a/Documentation/devicetree/bindings/pinctrl/mediatek,mt65xx-pinctrl.yaml +++ b/Documentation/devicetree/bindings/pinctrl/mediatek,mt65xx-pinctrl.yaml @@ -44,6 +44,8 @@ properties: mediatek,pctl-regmap: $ref: /schemas/types.yaml#/definitions/phandle-array + items: + maxItems: 1 minItems: 1 maxItems: 2 description: | diff --git a/Documentation/devicetree/bindings/pinctrl/mediatek,pinctrl-mt6795.yaml b/Documentation/devicetree/bindings/pinctrl/mediatek,pinctrl-mt6795.yaml new file mode 100644 index 000000000000..73ae6e11410b --- /dev/null +++ b/Documentation/devicetree/bindings/pinctrl/mediatek,pinctrl-mt6795.yaml @@ -0,0 +1,224 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/pinctrl/mediatek,pinctrl-mt6795.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Mediatek MT6795 Pin Controller + +maintainers: + - AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com> + - Sean Wang <sean.wang@kernel.org> + +description: | + The Mediatek's Pin controller is used to control SoC pins. + +properties: + compatible: + const: mediatek,mt6795-pinctrl + + gpio-controller: true + + '#gpio-cells': + description: | + Number of cells in GPIO specifier. Since the generic GPIO binding is used, + the amount of cells must be specified as 2. See the below + mentioned gpio binding representation for description of particular cells. + const: 2 + + gpio-ranges: + description: GPIO valid number range. + maxItems: 1 + + reg: + description: + Physical address base for gpio base and eint registers. + minItems: 2 + + reg-names: + items: + - const: base + - const: eint + + interrupt-controller: true + + '#interrupt-cells': + const: 2 + + interrupts: + description: The interrupt outputs to sysirq. + maxItems: 1 + +# PIN CONFIGURATION NODES +patternProperties: + '-pins$': + type: object + additionalProperties: false + patternProperties: + '^pins': + type: object + additionalProperties: false + description: | + A pinctrl node should contain at least one subnodes representing the + pinctrl groups available on the machine. Each subnode will list the + pins it needs, and how they should be configured, with regard to muxer + configuration, pullups, drive strength, input enable/disable and + input schmitt. + An example of using macro: + pincontroller { + /* GPIO0 set as multifunction GPIO0 */ + gpio-pins { + pins { + pinmux = <PINMUX_GPIO0__FUNC_GPIO0>; + } + }; + /* GPIO45 set as multifunction SDA0 */ + i2c0-pins { + pins { + pinmux = <PINMUX_GPIO45__FUNC_SDA0>; + } + }; + }; + $ref: "pinmux-node.yaml" + + properties: + pinmux: + description: | + Integer array, represents gpio pin number and mux setting. + Supported pin number and mux varies for different SoCs, and are + defined as macros in dt-bindings/pinctrl/<soc>-pinfunc.h + directly. + + drive-strength: + enum: [2, 4, 6, 8, 10, 12, 14, 16] + + bias-pull-down: + oneOf: + - type: boolean + - enum: [100, 101, 102, 103] + description: mt6795 pull down PUPD/R0/R1 type define value. + description: | + For normal pull down type, it is not necessary to specify R1R0 + values; When pull down type is PUPD/R0/R1, adding R1R0 defines + will set different resistance values. + + bias-pull-up: + oneOf: + - type: boolean + - enum: [100, 101, 102, 103] + description: mt6795 pull up PUPD/R0/R1 type define value. + description: | + For normal pull up type, it is not necessary to specify R1R0 + values; When pull up type is PUPD/R0/R1, adding R1R0 defines + will set different resistance values. + + bias-disable: true + + output-high: true + + output-low: true + + input-enable: true + + input-disable: true + + input-schmitt-enable: true + + input-schmitt-disable: true + + mediatek,pull-up-adv: + description: | + Pull up setings for 2 pull resistors, R0 and R1. User can + configure those special pins. Valid arguments are described as below: + 0: (R1, R0) = (0, 0) which means R1 disabled and R0 disabled. + 1: (R1, R0) = (0, 1) which means R1 disabled and R0 enabled. + 2: (R1, R0) = (1, 0) which means R1 enabled and R0 disabled. + 3: (R1, R0) = (1, 1) which means R1 enabled and R0 enabled. + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [0, 1, 2, 3] + + mediatek,pull-down-adv: + description: | + Pull down settings for 2 pull resistors, R0 and R1. User can + configure those special pins. Valid arguments are described as below: + 0: (R1, R0) = (0, 0) which means R1 disabled and R0 disabled. + 1: (R1, R0) = (0, 1) which means R1 disabled and R0 enabled. + 2: (R1, R0) = (1, 0) which means R1 enabled and R0 disabled. + 3: (R1, R0) = (1, 1) which means R1 enabled and R0 enabled. + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [0, 1, 2, 3] + + required: + - pinmux + +allOf: + - $ref: "pinctrl.yaml#" + +required: + - compatible + - reg + - reg-names + - interrupts + - interrupt-controller + - '#interrupt-cells' + - gpio-controller + - '#gpio-cells' + - gpio-ranges + +additionalProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/arm-gic.h> + #include <dt-bindings/interrupt-controller/irq.h> + #include <dt-bindings/pinctrl/mt6795-pinfunc.h> + + soc { + #address-cells = <2>; + #size-cells = <2>; + + pio: pinctrl@10005000 { + compatible = "mediatek,mt6795-pinctrl"; + reg = <0 0x10005000 0 0x1000>, <0 0x1000b000 0 0x1000>; + reg-names = "base", "eint"; + gpio-controller; + #gpio-cells = <2>; + gpio-ranges = <&pio 0 0 196>; + interrupt-controller; + interrupts = <GIC_SPI 153 IRQ_TYPE_LEVEL_HIGH>; + #interrupt-cells = <2>; + + i2c0-pins { + pins-sda-scl { + pinmux = <PINMUX_GPIO45__FUNC_SDA0>, + <PINMUX_GPIO46__FUNC_SCL0>; + }; + }; + + mmc0-pins { + pins-cmd-dat { + pinmux = <PINMUX_GPIO154__FUNC_MSDC0_DAT0>, + <PINMUX_GPIO155__FUNC_MSDC0_DAT1>, + <PINMUX_GPIO156__FUNC_MSDC0_DAT2>, + <PINMUX_GPIO157__FUNC_MSDC0_DAT3>, + <PINMUX_GPIO158__FUNC_MSDC0_DAT4>, + <PINMUX_GPIO159__FUNC_MSDC0_DAT5>, + <PINMUX_GPIO160__FUNC_MSDC0_DAT6>, + <PINMUX_GPIO161__FUNC_MSDC0_DAT7>, + <PINMUX_GPIO162__FUNC_MSDC0_CMD>; + input-enable; + bias-pull-up = <MTK_PUPD_SET_R1R0_01>; + }; + + pins-clk { + pinmux = <PINMUX_GPIO163__FUNC_MSDC0_CLK>; + bias-pull-down = <MTK_PUPD_SET_R1R0_10>; + }; + + pins-rst { + pinmux = <PINMUX_GPIO165__FUNC_MSDC0_RSTB>; + bias-pull-up = <MTK_PUPD_SET_R1R0_10>; + }; + }; + }; + }; diff --git a/Documentation/devicetree/bindings/pinctrl/meson,pinctrl.txt b/Documentation/devicetree/bindings/pinctrl/meson,pinctrl.txt index 0aff1f28495c..8146193bd8ac 100644 --- a/Documentation/devicetree/bindings/pinctrl/meson,pinctrl.txt +++ b/Documentation/devicetree/bindings/pinctrl/meson,pinctrl.txt @@ -16,6 +16,7 @@ Required properties for the root node: "amlogic,meson-g12a-periphs-pinctrl" "amlogic,meson-g12a-aobus-pinctrl" "amlogic,meson-a1-periphs-pinctrl" + "amlogic,meson-s4-periphs-pinctrl" - reg: address and size of registers controlling irq functionality === GPIO sub-nodes === diff --git a/Documentation/devicetree/bindings/pinctrl/microchip,sparx5-sgpio.yaml b/Documentation/devicetree/bindings/pinctrl/microchip,sparx5-sgpio.yaml index cb554084bdf1..0df4e114fdd6 100644 --- a/Documentation/devicetree/bindings/pinctrl/microchip,sparx5-sgpio.yaml +++ b/Documentation/devicetree/bindings/pinctrl/microchip,sparx5-sgpio.yaml @@ -145,7 +145,7 @@ examples: clocks = <&sys_clk>; pinctrl-0 = <&sgpio2_pins>; pinctrl-names = "default"; - reg = <0x1101059c 0x100>; + reg = <0x1101059c 0x118>; microchip,sgpio-port-ranges = <0 0>, <16 18>, <28 31>; bus-frequency = <25000000>; sgpio_in2: gpio@0 { diff --git a/Documentation/devicetree/bindings/pinctrl/mscc,ocelot-pinctrl.txt b/Documentation/devicetree/bindings/pinctrl/mscc,ocelot-pinctrl.txt deleted file mode 100644 index 3bb76487669f..000000000000 --- a/Documentation/devicetree/bindings/pinctrl/mscc,ocelot-pinctrl.txt +++ /dev/null @@ -1,42 +0,0 @@ -Microsemi Ocelot pin controller Device Tree Bindings ----------------------------------------------------- - -Required properties: - - compatible : Should be "mscc,ocelot-pinctrl", - "mscc,jaguar2-pinctrl", "microchip,sparx5-pinctrl", - "mscc,luton-pinctrl", "mscc,serval-pinctrl" or - "microchip,lan966x-pinctrl" - - reg : Address and length of the register set for the device - - gpio-controller : Indicates this device is a GPIO controller - - #gpio-cells : Must be 2. - The first cell is the pin number and the - second cell specifies GPIO flags, as defined in - <dt-bindings/gpio/gpio.h>. - - gpio-ranges : Range of pins managed by the GPIO controller. - - -The ocelot-pinctrl driver uses the generic pin multiplexing and generic pin -configuration documented in pinctrl-bindings.txt. - -The following generic properties are supported: - - function - - pins - -Example: - gpio: pinctrl@71070034 { - compatible = "mscc,ocelot-pinctrl"; - reg = <0x71070034 0x28>; - gpio-controller; - #gpio-cells = <2>; - gpio-ranges = <&gpio 0 0 22>; - - uart_pins: uart-pins { - pins = "GPIO_6", "GPIO_7"; - function = "uart"; - }; - - uart2_pins: uart2-pins { - pins = "GPIO_12", "GPIO_13"; - function = "uart2"; - }; - }; diff --git a/Documentation/devicetree/bindings/pinctrl/mscc,ocelot-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/mscc,ocelot-pinctrl.yaml new file mode 100644 index 000000000000..98d547c34ef3 --- /dev/null +++ b/Documentation/devicetree/bindings/pinctrl/mscc,ocelot-pinctrl.yaml @@ -0,0 +1,116 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/pinctrl/mscc,ocelot-pinctrl.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Microsemi Ocelot pin controller + +maintainers: + - Alexandre Belloni <alexandre.belloni@bootlin.com> + - Lars Povlsen <lars.povlsen@microchip.com> + +properties: + compatible: + enum: + - microchip,lan966x-pinctrl + - microchip,sparx5-pinctrl + - mscc,jaguar2-pinctrl + - mscc,luton-pinctrl + - mscc,ocelot-pinctrl + - mscc,serval-pinctrl + - mscc,servalt-pinctrl + + reg: + items: + - description: Base address + - description: Extended pin configuration registers + minItems: 1 + + gpio-controller: true + + '#gpio-cells': + const: 2 + + gpio-ranges: true + + interrupts: + maxItems: 1 + + interrupt-controller: true + + "#interrupt-cells": + const: 2 + + resets: + maxItems: 1 + + reset-names: + description: Optional shared switch reset. + items: + - const: switch + +patternProperties: + '-pins$': + type: object + allOf: + - $ref: "pinmux-node.yaml" + - $ref: "pincfg-node.yaml" + + properties: + function: true + pins: true + output-high: true + output-low: true + drive-strength: true + + required: + - function + - pins + + additionalProperties: false + +required: + - compatible + - reg + - gpio-controller + - '#gpio-cells' + - gpio-ranges + +allOf: + - $ref: "pinctrl.yaml#" + - if: + properties: + compatible: + contains: + enum: + - microchip,lan966x-pinctrl + - microchip,sparx5-pinctrl + then: + properties: + reg: + minItems: 2 + +additionalProperties: false + +examples: + - | + gpio: pinctrl@71070034 { + compatible = "mscc,ocelot-pinctrl"; + reg = <0x71070034 0x28>; + gpio-controller; + #gpio-cells = <2>; + gpio-ranges = <&gpio 0 0 22>; + + uart_pins: uart-pins { + pins = "GPIO_6", "GPIO_7"; + function = "uart"; + }; + + uart2_pins: uart2-pins { + pins = "GPIO_12", "GPIO_13"; + function = "uart2"; + }; + }; + +... diff --git a/Documentation/devicetree/bindings/pinctrl/nuvoton,wpcm450-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/nuvoton,wpcm450-pinctrl.yaml new file mode 100644 index 000000000000..47a56b83a610 --- /dev/null +++ b/Documentation/devicetree/bindings/pinctrl/nuvoton,wpcm450-pinctrl.yaml @@ -0,0 +1,160 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/pinctrl/nuvoton,wpcm450-pinctrl.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Nuvoton WPCM450 pin control and GPIO + +maintainers: + - Jonathan Neuschäfer <j.neuschaefer@gmx.net> + +properties: + compatible: + const: nuvoton,wpcm450-pinctrl + + reg: + maxItems: 1 + + '#address-cells': + const: 1 + + '#size-cells': + const: 0 + +patternProperties: + # There are three kinds of subnodes: + # 1. a GPIO controller node for each GPIO bank + # 2. a pinmux node configures pin muxing for a group of pins (e.g. rmii2) + # 3. a pinconf node configures properties of a single pin + + "^gpio@[0-7]$": + type: object + + description: + Eight GPIO banks (gpio@0 to gpio@7), that each contain between 14 and 18 + GPIOs. Some GPIOs support interrupts. + + properties: + reg: + minimum: 0 + maximum: 7 + + gpio-controller: true + + "#gpio-cells": + const: 2 + + interrupt-controller: true + + "#interrupt-cells": + const: 2 + + interrupts: + maxItems: 3 + description: + The interrupts associated with this GPIO bank + + required: + - reg + - gpio-controller + - '#gpio-cells' + + "^mux-": + $ref: pinmux-node.yaml# + + properties: + groups: + description: + One or more groups of pins to mux to a certain function + items: + enum: [ smb3, smb4, smb5, scs1, scs2, scs3, smb0, smb1, smb2, bsp, + hsp1, hsp2, r1err, r1md, rmii2, r2err, r2md, kbcc, dvo, + clko, smi, uinc, gspi, mben, xcs2, xcs1, sdio, sspi, fi0, + fi1, fi2, fi3, fi4, fi5, fi6, fi7, fi8, fi9, fi10, fi11, + fi12, fi13, fi14, fi15, pwm0, pwm1, pwm2, pwm3, pwm4, pwm5, + pwm6, pwm7, hg0, hg1, hg2, hg3, hg4, hg5, hg6, hg7 ] + function: + description: + The function that a group of pins is muxed to + enum: [ smb3, smb4, smb5, scs1, scs2, scs3, smb0, smb1, smb2, bsp, + hsp1, hsp2, r1err, r1md, rmii2, r2err, r2md, kbcc, dvo0, + dvo1, dvo2, dvo3, dvo4, dvo5, dvo6, dvo7, clko, smi, uinc, + gspi, mben, xcs2, xcs1, sdio, sspi, fi0, fi1, fi2, fi3, fi4, + fi5, fi6, fi7, fi8, fi9, fi10, fi11, fi12, fi13, fi14, fi15, + pwm0, pwm1, pwm2, pwm3, pwm4, pwm5, pwm6, pwm7, hg0, hg1, + hg2, hg3, hg4, hg5, hg6, hg7, gpio ] + + dependencies: + groups: [ function ] + function: [ groups ] + + additionalProperties: false + + "^cfg-": + $ref: pincfg-node.yaml# + + properties: + pins: + description: + A list of pins to configure in certain ways, such as enabling + debouncing + items: + pattern: "^gpio1?[0-9]{1,2}$" + + input-debounce: true + + additionalProperties: false + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/irq.h> + #include <dt-bindings/gpio/gpio.h> + pinctrl: pinctrl@b8003000 { + compatible = "nuvoton,wpcm450-pinctrl"; + reg = <0xb8003000 0x1000>; + #address-cells = <1>; + #size-cells = <0>; + + gpio0: gpio@0 { + reg = <0>; + gpio-controller; + #gpio-cells = <2>; + interrupts = <2 IRQ_TYPE_LEVEL_HIGH>, + <3 IRQ_TYPE_LEVEL_HIGH>, + <4 IRQ_TYPE_LEVEL_HIGH>; + }; + + mux-rmii2 { + groups = "rmii2"; + function = "rmii2"; + }; + + pinmux_uid: mux-uid { + groups = "gspi", "sspi"; + function = "gpio"; + }; + + pinctrl_uid: cfg-uid { + pins = "gpio14"; + input-debounce = <1>; + }; + }; + + gpio-keys { + compatible = "gpio-keys"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_uid>, <&pinmux_uid>; + + uid { + label = "UID"; + linux,code = <102>; + gpios = <&gpio0 14 GPIO_ACTIVE_HIGH>; + }; + }; diff --git a/Documentation/devicetree/bindings/pinctrl/pincfg-node.yaml b/Documentation/devicetree/bindings/pinctrl/pincfg-node.yaml index 4b22a9e3a447..f5a121311f61 100644 --- a/Documentation/devicetree/bindings/pinctrl/pincfg-node.yaml +++ b/Documentation/devicetree/bindings/pinctrl/pincfg-node.yaml @@ -52,11 +52,19 @@ properties: hardware supporting it the pull strength in Ohm. drive-push-pull: - type: boolean + oneOf: + - type: boolean + - $ref: /schemas/types.yaml#/definitions/uint32 + enum: [ 0, 1 ] + deprecated: true description: drive actively high and low drive-open-drain: - type: boolean + oneOf: + - type: boolean + - $ref: /schemas/types.yaml#/definitions/uint32 + const: 1 # No known cases of 0 + deprecated: true description: drive with open drain drive-open-source: diff --git a/Documentation/devicetree/bindings/pinctrl/pinctrl-mt8186.yaml b/Documentation/devicetree/bindings/pinctrl/pinctrl-mt8186.yaml new file mode 100644 index 000000000000..8a2bb8608291 --- /dev/null +++ b/Documentation/devicetree/bindings/pinctrl/pinctrl-mt8186.yaml @@ -0,0 +1,297 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/pinctrl/pinctrl-mt8186.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Mediatek MT8186 Pin Controller + +maintainers: + - Sean Wang <sean.wang@mediatek.com> + +description: | + The Mediatek's Pin controller is used to control SoC pins. + +properties: + compatible: + const: mediatek,mt8186-pinctrl + + gpio-controller: true + + '#gpio-cells': + description: | + Number of cells in GPIO specifier. Since the generic GPIO binding is used, + the amount of cells must be specified as 2. See the below + mentioned gpio binding representation for description of particular cells. + const: 2 + + gpio-ranges: + maxItems: 1 + + reg: + description: | + Physical address base for gpio base registers. There are 8 different GPIO + physical address base in mt8186. + maxItems: 8 + + reg-names: + description: | + Gpio base register names. + items: + - const: iocfg0 + - const: iocfg_bm + - const: iocfg_bl + - const: iocfg_br + - const: iocfg_lm + - const: iocfg_rb + - const: iocfg_tl + - const: eint + + interrupt-controller: true + + '#interrupt-cells': + const: 2 + + interrupts: + description: The interrupt outputs to sysirq + maxItems: 1 + + mediatek,rsel-resistance-in-si-unit: + type: boolean + description: | + Identifying i2c pins pull up/down type which is RSEL. It can support + RSEL define or si unit value(ohm) to set different resistance. + +# PIN CONFIGURATION NODES +patternProperties: + '-pins$': + type: object + additionalProperties: false + patternProperties: + '^pins': + type: object + additionalProperties: false + description: | + A pinctrl node should contain at least one subnodes representing the + pinctrl groups available on the machine. Each subnode will list the + pins it needs, and how they should be configured, with regard to muxer + configuration, pullups, drive strength, input enable/disable and + input schmitt. + An example of using macro: + pincontroller { + /* GPIO0 set as multifunction GPIO0 */ + gpio-pins { + pins { + pinmux = <PINMUX_GPIO0__FUNC_GPIO0>; + } + }; + /* GPIO128 set as multifunction SDA0 */ + i2c0-pins { + pins { + pinmux = <PINMUX_GPIO128__FUNC_SDA0>; + } + }; + }; + $ref: "pinmux-node.yaml" + + properties: + pinmux: + description: | + Integer array, represents gpio pin number and mux setting. + Supported pin number and mux varies for different SoCs, and are + defined as macros in dt-bindings/pinctrl/<soc>-pinfunc.h + directly. + + drive-strength: + enum: [2, 4, 6, 8, 10, 12, 14, 16] + + mediatek,drive-strength-adv: + description: | + Describe the specific driving setup property. + For I2C pins, the existing generic driving setup can only support + 2/4/6/8/10/12/14/16mA driving. But in specific driving setup, they + can support 0.125/0.25/0.5/1mA adjustment. If we enable specific + driving setup, the existing generic setup will be disabled. + The specific driving setup is controlled by E1E0EN. + When E1=0/E0=0, the strength is 0.125mA. + When E1=0/E0=1, the strength is 0.25mA. + When E1=1/E0=0, the strength is 0.5mA. + When E1=1/E0=1, the strength is 1mA. + EN is used to enable or disable the specific driving setup. + Valid arguments are described as below: + 0: (E1, E0, EN) = (0, 0, 0) + 1: (E1, E0, EN) = (0, 0, 1) + 2: (E1, E0, EN) = (0, 1, 0) + 3: (E1, E0, EN) = (0, 1, 1) + 4: (E1, E0, EN) = (1, 0, 0) + 5: (E1, E0, EN) = (1, 0, 1) + 6: (E1, E0, EN) = (1, 1, 0) + 7: (E1, E0, EN) = (1, 1, 1) + So the valid arguments are from 0 to 7. + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [0, 1, 2, 3, 4, 5, 6, 7] + + bias-pull-down: + oneOf: + - type: boolean + - enum: [100, 101, 102, 103] + description: mt8186 pull down PUPD/R0/R1 type define value. + - enum: [200, 201, 202, 203] + description: mt8186 pull down RSEL type define value. + - enum: [75000, 5000] + description: mt8186 pull down RSEL type si unit value(ohm). + description: | + For pull down type is normal, it don't need add RSEL & R1R0 define + and resistance value. + For pull down type is PUPD/R0/R1 type, it can add R1R0 define to + set different resistance. It can support "MTK_PUPD_SET_R1R0_00" & + "MTK_PUPD_SET_R1R0_01" & "MTK_PUPD_SET_R1R0_10" & + "MTK_PUPD_SET_R1R0_11" define in mt8186. + For pull down type is RSEL, it can add RSEL define & resistance + value(ohm) to set different resistance by identifying property + "mediatek,rsel-resistance-in-si-unit". + It can support "MTK_PULL_SET_RSEL_000" & "MTK_PULL_SET_RSEL_001" + & "MTK_PULL_SET_RSEL_010" & "MTK_PULL_SET_RSEL_011" + define in mt8186. It can also support resistance value(ohm) + "75000" & "5000" in mt8186. + An example of using RSEL define: + pincontroller { + i2c0_pin { + pins { + pinmux = <PINMUX_GPIO128__FUNC_SDA0>; + bias-pull-down = <MTK_PULL_SET_RSEL_001>; + } + }; + }; + An example of using si unit resistance value(ohm): + &pio { + mediatek,rsel-resistance-in-si-unit; + } + pincontroller { + i2c0_pin { + pins { + pinmux = <PINMUX_GPIO128__FUNC_SDA0>; + bias-pull-down = <75000>; + } + }; + }; + + bias-pull-up: + oneOf: + - type: boolean + - enum: [100, 101, 102, 103] + description: mt8186 pull up PUPD/R0/R1 type define value. + - enum: [200, 201, 202, 203] + description: mt8186 pull up RSEL type define value. + - enum: [1000, 5000, 10000, 75000] + description: mt8186 pull up RSEL type si unit value(ohm). + description: | + For pull up type is normal, it don't need add RSEL & R1R0 define + and resistance value. + For pull up type is PUPD/R0/R1 type, it can add R1R0 define to + set different resistance. It can support "MTK_PUPD_SET_R1R0_00" & + "MTK_PUPD_SET_R1R0_01" & "MTK_PUPD_SET_R1R0_10" & + "MTK_PUPD_SET_R1R0_11" define in mt8186. + For pull up type is RSEL, it can add RSEL define & resistance + value(ohm) to set different resistance by identifying property + "mediatek,rsel-resistance-in-si-unit". + It can support "MTK_PULL_SET_RSEL_000" & "MTK_PULL_SET_RSEL_001" + & "MTK_PULL_SET_RSEL_010" & "MTK_PULL_SET_RSEL_011" + define in mt8186. It can also support resistance value(ohm) + "1000" & "5000" & "10000" & "75000" in mt8186. + An example of using si unit resistance value(ohm): + &pio { + mediatek,rsel-resistance-in-si-unit; + } + pincontroller { + i2c0-pins { + pins { + pinmux = <PINMUX_GPIO128__FUNC_SDA0>; + bias-pull-up = <1000>; + } + }; + }; + + bias-disable: true + + output-high: true + + output-low: true + + input-enable: true + + input-disable: true + + input-schmitt-enable: true + + input-schmitt-disable: true + + required: + - pinmux + +required: + - compatible + - reg + - interrupts + - interrupt-controller + - '#interrupt-cells' + - gpio-controller + - '#gpio-cells' + - gpio-ranges + +additionalProperties: false + +examples: + - | + #include <dt-bindings/pinctrl/mt8186-pinfunc.h> + #include <dt-bindings/interrupt-controller/arm-gic.h> + + pio: pinctrl@10005000 { + compatible = "mediatek,mt8186-pinctrl"; + reg = <0x10005000 0x1000>, + <0x10002000 0x0200>, + <0x10002200 0x0200>, + <0x10002400 0x0200>, + <0x10002600 0x0200>, + <0x10002A00 0x0200>, + <0x10002c00 0x0200>, + <0x1000b000 0x1000>; + reg-names = "iocfg0", "iocfg_bm", "iocfg_bl", + "iocfg_br", "iocfg_lm", "iocfg_rb", + "iocfg_tl", "eint"; + gpio-controller; + #gpio-cells = <2>; + gpio-ranges = <&pio 0 0 185>; + interrupt-controller; + interrupts = <GIC_SPI 186 IRQ_TYPE_LEVEL_HIGH 0>; + #interrupt-cells = <2>; + + pio-pins { + pins { + pinmux = <PINMUX_GPIO0__FUNC_GPIO0>; + output-low; + }; + }; + + spi0-pins { + pins-spi { + pinmux = <PINMUX_GPIO0__FUNC_SPI0_CLK_B>, + <PINMUX_GPIO1__FUNC_SPI0_CSB_B>, + <PINMUX_GPIO2__FUNC_SPI0_MO_B>; + bias-disable; + }; + pins-spi-mi { + pinmux = <PINMUX_GPIO3__FUNC_SPI0_MI_B>; + bias-pull-down; + }; + }; + + i2c0-pins { + pins { + pinmux = <PINMUX_GPIO127__FUNC_SCL0>, + <PINMUX_GPIO128__FUNC_SDA0>; + bias-pull-up = <MTK_PULL_SET_RSEL_001>; + mediatek,drive-strength-adv = <7>; + }; + }; + }; diff --git a/Documentation/devicetree/bindings/pinctrl/pinctrl-mt8192.yaml b/Documentation/devicetree/bindings/pinctrl/pinctrl-mt8192.yaml index 3c84676a167d..c90a132fbc79 100644 --- a/Documentation/devicetree/bindings/pinctrl/pinctrl-mt8192.yaml +++ b/Documentation/devicetree/bindings/pinctrl/pinctrl-mt8192.yaml @@ -29,6 +29,8 @@ properties: description: gpio valid number range. maxItems: 1 + gpio-line-names: true + reg: description: | Physical address base for gpio base registers. There are 11 GPIO @@ -51,62 +53,92 @@ properties: #PIN CONFIGURATION NODES patternProperties: - '^pins': + '-pins$': type: object - description: | - A pinctrl node should contain at least one subnodes representing the - pinctrl groups available on the machine. Each subnode will list the - pins it needs, and how they should be configured, with regard to muxer - configuration, pullups, drive strength, input enable/disable and - input schmitt. - An example of using macro: - pincontroller { - /* GPIO0 set as multifunction GPIO0 */ - state_0_node_a { - pinmux = <PINMUX_GPIO0__FUNC_GPIO0>; - }; - /* GPIO1 set as multifunction PWM */ - state_0_node_b { - pinmux = <PINMUX_GPIO1__FUNC_PWM_1>; - }; - }; - $ref: "pinmux-node.yaml" - - properties: - pinmux: - description: | - Integer array, represents gpio pin number and mux setting. - Supported pin number and mux varies for different SoCs, and are defined - as macros in dt-bindings/pinctrl/<soc>-pinfunc.h directly. - - drive-strength: - description: | - It can support some arguments, such as MTK_DRIVE_4mA, MTK_DRIVE_6mA, etc. See - dt-bindings/pinctrl/mt65xx.h. It can only support 2/4/6/8/10/12/14/16mA in mt8192. - enum: [2, 4, 6, 8, 10, 12, 14, 16] - - bias-pull-down: true - - bias-pull-up: true - - bias-disable: true - - output-high: true - - output-low: true - - input-enable: true - - input-disable: true - - input-schmitt-enable: true - - input-schmitt-disable: true - - required: - - pinmux - additionalProperties: false + patternProperties: + '^pins': + type: object + description: | + A pinctrl node should contain at least one subnodes representing the + pinctrl groups available on the machine. Each subnode will list the + pins it needs, and how they should be configured, with regard to muxer + configuration, pullups, drive strength, input enable/disable and + input schmitt. + $ref: "pinmux-node.yaml" + + properties: + pinmux: + description: | + Integer array, represents gpio pin number and mux setting. + Supported pin number and mux varies for different SoCs, and are defined + as macros in dt-bindings/pinctrl/<soc>-pinfunc.h directly. + + drive-strength: + description: | + It can support some arguments, such as MTK_DRIVE_4mA, MTK_DRIVE_6mA, etc. See + dt-bindings/pinctrl/mt65xx.h. It can only support 2/4/6/8/10/12/14/16mA in mt8192. + enum: [2, 4, 6, 8, 10, 12, 14, 16] + + mediatek,drive-strength-adv: + description: | + Describe the specific driving setup property. + For I2C pins, the existing generic driving setup can only support + 2/4/6/8/10/12/14/16mA driving. But in specific driving setup, they + can support 0.125/0.25/0.5/1mA adjustment. If we enable specific + driving setup, the existing generic setup will be disabled. + The specific driving setup is controlled by E1E0EN. + When E1=0/E0=0, the strength is 0.125mA. + When E1=0/E0=1, the strength is 0.25mA. + When E1=1/E0=0, the strength is 0.5mA. + When E1=1/E0=1, the strength is 1mA. + EN is used to enable or disable the specific driving setup. + Valid arguments are described as below: + 0: (E1, E0, EN) = (0, 0, 0) + 1: (E1, E0, EN) = (0, 0, 1) + 2: (E1, E0, EN) = (0, 1, 0) + 3: (E1, E0, EN) = (0, 1, 1) + 4: (E1, E0, EN) = (1, 0, 0) + 5: (E1, E0, EN) = (1, 0, 1) + 6: (E1, E0, EN) = (1, 1, 0) + 7: (E1, E0, EN) = (1, 1, 1) + So the valid arguments are from 0 to 7. + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [0, 1, 2, 3, 4, 5, 6, 7] + + mediatek,pull-up-adv: + description: | + Pull up settings for 2 pull resistors, R0 and R1. User can + configure those special pins. Valid arguments are described as below: + 0: (R1, R0) = (0, 0) which means R1 disabled and R0 disabled. + 1: (R1, R0) = (0, 1) which means R1 disabled and R0 enabled. + 2: (R1, R0) = (1, 0) which means R1 enabled and R0 disabled. + 3: (R1, R0) = (1, 1) which means R1 enabled and R0 enabled. + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [0, 1, 2, 3] + + bias-pull-down: true + + bias-pull-up: true + + bias-disable: true + + output-high: true + + output-low: true + + input-enable: true + + input-disable: true + + input-schmitt-enable: true + + input-schmitt-disable: true + + required: + - pinmux + + additionalProperties: false allOf: - $ref: "pinctrl.yaml#" @@ -151,8 +183,17 @@ examples: interrupts = <GIC_SPI 212 IRQ_TYPE_LEVEL_HIGH 0>; #interrupt-cells = <2>; - pins { - pinmux = <PINMUX_GPIO0__FUNC_GPIO0>; - output-low; + spi1-default-pins { + pins-cs-mosi-clk { + pinmux = <PINMUX_GPIO157__FUNC_SPI1_A_CSB>, + <PINMUX_GPIO159__FUNC_SPI1_A_MO>, + <PINMUX_GPIO156__FUNC_SPI1_A_CLK>; + bias-disable; + }; + + pins-miso { + pinmux = <PINMUX_GPIO158__FUNC_SPI1_A_MI>; + bias-pull-down; + }; }; }; diff --git a/Documentation/devicetree/bindings/pinctrl/pinctrl-mt8195.yaml b/Documentation/devicetree/bindings/pinctrl/pinctrl-mt8195.yaml index 328ea59c5466..c5b755514c46 100644 --- a/Documentation/devicetree/bindings/pinctrl/pinctrl-mt8195.yaml +++ b/Documentation/devicetree/bindings/pinctrl/pinctrl-mt8195.yaml @@ -98,7 +98,41 @@ patternProperties: drive-strength: enum: [2, 4, 6, 8, 10, 12, 14, 16] + mediatek,drive-strength-adv: + description: | + Describe the specific driving setup property. + For I2C pins, the existing generic driving setup can only support + 2/4/6/8/10/12/14/16mA driving. But in specific driving setup, they + can support 0.125/0.25/0.5/1mA adjustment. If we enable specific + driving setup, the existing generic setup will be disabled. + The specific driving setup is controlled by E1E0EN. + When E1=0/E0=0, the strength is 0.125mA. + When E1=0/E0=1, the strength is 0.25mA. + When E1=1/E0=0, the strength is 0.5mA. + When E1=1/E0=1, the strength is 1mA. + EN is used to enable or disable the specific driving setup. + Valid arguments are described as below: + 0: (E1, E0, EN) = (0, 0, 0) + 1: (E1, E0, EN) = (0, 0, 1) + 2: (E1, E0, EN) = (0, 1, 0) + 3: (E1, E0, EN) = (0, 1, 1) + 4: (E1, E0, EN) = (1, 0, 0) + 5: (E1, E0, EN) = (1, 0, 1) + 6: (E1, E0, EN) = (1, 1, 0) + 7: (E1, E0, EN) = (1, 1, 1) + So the valid arguments are from 0 to 7. + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [0, 1, 2, 3, 4, 5, 6, 7] + bias-pull-down: + oneOf: + - type: boolean + - enum: [100, 101, 102, 103] + description: mt8195 pull down PUPD/R0/R1 type define value. + - enum: [200, 201, 202, 203, 204, 205, 206, 207] + description: mt8195 pull down RSEL type define value. + - enum: [75000, 5000] + description: mt8195 pull down RSEL type si unit value(ohm). description: | For pull down type is normal, it don't need add RSEL & R1R0 define and resistance value. @@ -115,13 +149,6 @@ patternProperties: & "MTK_PULL_SET_RSEL_110" & "MTK_PULL_SET_RSEL_111" define in mt8195. It can also support resistance value(ohm) "75000" & "5000" in mt8195. - oneOf: - - enum: [100, 101, 102, 103] - - description: mt8195 pull down PUPD/R0/R1 type define value. - - enum: [200, 201, 202, 203, 204, 205, 206, 207] - - description: mt8195 pull down RSEL type define value. - - enum: [75000, 5000] - - description: mt8195 pull down RSEL type si unit value(ohm). An example of using RSEL define: pincontroller { @@ -146,6 +173,14 @@ patternProperties: }; bias-pull-up: + oneOf: + - type: boolean + - enum: [100, 101, 102, 103] + description: mt8195 pull up PUPD/R0/R1 type define value. + - enum: [200, 201, 202, 203, 204, 205, 206, 207] + description: mt8195 pull up RSEL type define value. + - enum: [1000, 1500, 2000, 3000, 4000, 5000, 10000, 75000] + description: mt8195 pull up RSEL type si unit value(ohm). description: | For pull up type is normal, it don't need add RSEL & R1R0 define and resistance value. @@ -163,13 +198,6 @@ patternProperties: define in mt8195. It can also support resistance value(ohm) "1000" & "1500" & "2000" & "3000" & "4000" & "5000" & "10000" & "75000" in mt8195. - oneOf: - - enum: [100, 101, 102, 103] - - description: mt8195 pull up PUPD/R0/R1 type define value. - - enum: [200, 201, 202, 203, 204, 205, 206, 207] - - description: mt8195 pull up RSEL type define value. - - enum: [1000, 1500, 2000, 3000, 4000, 5000, 10000, 75000] - - description: mt8195 pull up RSEL type si unit value(ohm). An example of using RSEL define: pincontroller { i2c0-pins { @@ -268,4 +296,13 @@ examples: bias-pull-down; }; }; + + i2c0-pins { + pins { + pinmux = <PINMUX_GPIO8__FUNC_SDA0>, + <PINMUX_GPIO9__FUNC_SCL0>; + bias-disable; + mediatek,drive-strength-adv = <7>; + }; + }; }; diff --git a/Documentation/devicetree/bindings/pinctrl/pinctrl-rk805.txt b/Documentation/devicetree/bindings/pinctrl/pinctrl-rk805.txt index cbcbd31e3ce8..939cb5b6ffea 100644 --- a/Documentation/devicetree/bindings/pinctrl/pinctrl-rk805.txt +++ b/Documentation/devicetree/bindings/pinctrl/pinctrl-rk805.txt @@ -27,7 +27,7 @@ Required properties: - pins: List of pins. Valid values of pins properties are: gpio0, gpio1. First 2 properties must be added in the RK805 PMIC node, documented in -Documentation/devicetree/bindings/mfd/rk808.txt +Documentation/devicetree/bindings/mfd/rockchip,rk808.yaml Optional properties: ------------------- diff --git a/Documentation/devicetree/bindings/pinctrl/qcom,msm8953-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/qcom,msm8953-pinctrl.yaml index 64c0a41ca0c3..d4da558cde54 100644 --- a/Documentation/devicetree/bindings/pinctrl/qcom,msm8953-pinctrl.yaml +++ b/Documentation/devicetree/bindings/pinctrl/qcom,msm8953-pinctrl.yaml @@ -34,6 +34,8 @@ properties: gpio-controller: true + gpio-reserved-ranges: true + '#gpio-cells': description: Specifying the pin number and flags, as defined in include/dt-bindings/gpio/gpio.h diff --git a/Documentation/devicetree/bindings/pinctrl/qcom,pmic-gpio.yaml b/Documentation/devicetree/bindings/pinctrl/qcom,pmic-gpio.yaml index 9400b665a46f..6f2efc3772cb 100644 --- a/Documentation/devicetree/bindings/pinctrl/qcom,pmic-gpio.yaml +++ b/Documentation/devicetree/bindings/pinctrl/qcom,pmic-gpio.yaml @@ -20,6 +20,7 @@ properties: - qcom,pm2250-gpio - qcom,pm660-gpio - qcom,pm660l-gpio + - qcom,pm6125-gpio - qcom,pm6150-gpio - qcom,pm6150l-gpio - qcom,pm6350-gpio @@ -32,10 +33,12 @@ properties: - qcom,pm8058-gpio - qcom,pm8150-gpio - qcom,pm8150b-gpio + - qcom,pm8150l-gpio - qcom,pm8226-gpio - qcom,pm8350-gpio - qcom,pm8350b-gpio - qcom,pm8350c-gpio + - qcom,pm8450-gpio - qcom,pm8916-gpio - qcom,pm8917-gpio - qcom,pm8921-gpio @@ -48,10 +51,12 @@ properties: - qcom,pmi8994-gpio - qcom,pmi8998-gpio - qcom,pmk8350-gpio + - qcom,pmm8155au-gpio - qcom,pmr735a-gpio - qcom,pmr735b-gpio - qcom,pms405-gpio - qcom,pmx55-gpio + - qcom,pmx65-gpio - enum: - qcom,spmi-gpio @@ -70,6 +75,16 @@ properties: gpio-ranges: maxItems: 1 + gpio-line-names: + minItems: 2 + maxItems: 44 + + gpio-reserved-ranges: + minItems: 1 + # maxItems as half of total number of GPIOs, as there has to be at + # least one usable GPIO between each reserved range. + maxItems: 22 + '#gpio-cells': const: 2 description: @@ -86,13 +101,278 @@ required: - gpio-ranges - interrupt-controller +allOf: + - if: + properties: + compatible: + contains: + enum: + - qcom,pm8008-gpio + - qcom,pmi8950-gpio + then: + properties: + gpio-line-names: + minItems: 2 + maxItems: 2 + gpio-reserved-ranges: + maxItems: 1 + + - if: + properties: + compatible: + contains: + enum: + - qcom,pm8005-gpio + - qcom,pm8450-gpio + - qcom,pm8916-gpio + - qcom,pmk8350-gpio + - qcom,pmr735a-gpio + - qcom,pmr735b-gpio + then: + properties: + gpio-line-names: + minItems: 4 + maxItems: 4 + gpio-reserved-ranges: + minItems: 1 + maxItems: 2 + + - if: + properties: + compatible: + contains: + enum: + - qcom,pm8018-gpio + - qcom,pm8019-gpio + then: + properties: + gpio-line-names: + minItems: 6 + maxItems: 6 + gpio-reserved-ranges: + minItems: 1 + maxItems: 3 + + - if: + properties: + compatible: + contains: + enum: + - qcom,pm8350b-gpio + - qcom,pm8950-gpio + then: + properties: + gpio-line-names: + minItems: 8 + maxItems: 8 + gpio-reserved-ranges: + minItems: 1 + maxItems: 4 + + - if: + properties: + compatible: + contains: + enum: + - qcom,pm6350-gpio + - qcom,pm8350c-gpio + then: + properties: + gpio-line-names: + minItems: 9 + maxItems: 9 + gpio-reserved-ranges: + minItems: 1 + maxItems: 5 + + - if: + properties: + compatible: + contains: + enum: + - qcom,pm2250-gpio + - qcom,pm6150-gpio + - qcom,pm7325-gpio + - qcom,pm8150-gpio + - qcom,pm8350-gpio + - qcom,pmc8180-gpio + - qcom,pmi8994-gpio + - qcom,pmm8155au-gpio + then: + properties: + gpio-line-names: + minItems: 10 + maxItems: 10 + gpio-reserved-ranges: + minItems: 1 + maxItems: 5 + + - if: + properties: + compatible: + contains: + enum: + - qcom,pmx55-gpio + then: + properties: + gpio-line-names: + minItems: 11 + maxItems: 11 + gpio-reserved-ranges: + minItems: 1 + maxItems: 6 + + - if: + properties: + compatible: + contains: + enum: + - qcom,pm660l-gpio + - qcom,pm6150l-gpio + - qcom,pm8038-gpio + - qcom,pm8150b-gpio + - qcom,pm8150l-gpio + - qcom,pmc8180c-gpio + - qcom,pms405-gpio + then: + properties: + gpio-line-names: + minItems: 12 + maxItems: 12 + gpio-reserved-ranges: + minItems: 1 + maxItems: 6 + + - if: + properties: + compatible: + contains: + enum: + - qcom,pm660-gpio + then: + properties: + gpio-line-names: + minItems: 13 + maxItems: 13 + gpio-reserved-ranges: + minItems: 1 + maxItems: 7 + + - if: + properties: + compatible: + contains: + enum: + - qcom,pmi8998-gpio + then: + properties: + gpio-line-names: + minItems: 14 + maxItems: 14 + gpio-reserved-ranges: + minItems: 1 + maxItems: 7 + + - if: + properties: + compatible: + contains: + enum: + - qcom,pmx65-gpio + then: + properties: + gpio-line-names: + minItems: 16 + maxItems: 16 + gpio-reserved-ranges: + minItems: 1 + maxItems: 8 + + - if: + properties: + compatible: + contains: + enum: + - qcom,pm8994-gpio + - qcom,pma8084-gpio + then: + properties: + gpio-line-names: + minItems: 22 + maxItems: 22 + gpio-reserved-ranges: + minItems: 1 + maxItems: 11 + + - if: + properties: + compatible: + contains: + enum: + - qcom,pm8998-gpio + then: + properties: + gpio-line-names: + minItems: 26 + maxItems: 26 + gpio-reserved-ranges: + minItems: 1 + maxItems: 13 + + - if: + properties: + compatible: + contains: + enum: + - qcom,pm8941-gpio + then: + properties: + gpio-line-names: + minItems: 36 + maxItems: 36 + gpio-reserved-ranges: + minItems: 1 + maxItems: 18 + + - if: + properties: + compatible: + contains: + enum: + - qcom,pm8917-gpio + then: + properties: + gpio-line-names: + minItems: 38 + maxItems: 38 + gpio-reserved-ranges: + minItems: 1 + maxItems: 19 + + - if: + properties: + compatible: + contains: + enum: + - qcom,pm8058-gpio + - qcom,pm8921-gpio + then: + properties: + gpio-line-names: + minItems: 44 + maxItems: 44 + gpio-reserved-ranges: + minItems: 1 + maxItems: 22 + patternProperties: '-state$': oneOf: - $ref: "#/$defs/qcom-pmic-gpio-state" - patternProperties: - ".*": + "(pinconf|-pins)$": $ref: "#/$defs/qcom-pmic-gpio-state" + additionalProperties: false $defs: qcom-pmic-gpio-state: @@ -105,6 +385,7 @@ $defs: description: List of gpio pins affected by the properties specified in this subnode. Valid pins are + - gpio1-gpio9 for pm6125 - gpio1-gpio10 for pm6150 - gpio1-gpio12 for pm6150l - gpio1-gpio9 for pm6350 @@ -133,12 +414,14 @@ $defs: - gpio1-gpio2 for pmi8950 - gpio1-gpio10 for pmi8994 - gpio1-gpio4 for pmk8350 + - gpio1-gpio10 for pmm8155au - gpio1-gpio4 for pmr735a - gpio1-gpio4 for pmr735b - gpio1-gpio12 for pms405 (holes on gpio1, gpio9 and gpio10) - gpio1-gpio11 for pmx55 (holes on gpio3, gpio7, gpio10 and gpio11) + - gpio1-gpio16 for pmx65 items: pattern: "^gpio([0-9]+)$" @@ -173,6 +456,7 @@ $defs: bias-high-impedance: true input-enable: true + input-disable: true output-high: true output-low: true output-enable: true @@ -231,7 +515,7 @@ examples: #gpio-cells = <2>; pm8921_gpio_keys: gpio-keys-state { - volume-keys { + volume-keys-pins { pins = "gpio20", "gpio21"; function = "normal"; diff --git a/Documentation/devicetree/bindings/pinctrl/qcom,pmic-mpp.yaml b/Documentation/devicetree/bindings/pinctrl/qcom,pmic-mpp.yaml index 35c846f59979..df79274d0ec3 100644 --- a/Documentation/devicetree/bindings/pinctrl/qcom,pmic-mpp.yaml +++ b/Documentation/devicetree/bindings/pinctrl/qcom,pmic-mpp.yaml @@ -21,6 +21,7 @@ properties: - qcom,pm8019-mpp - qcom,pm8038-mpp - qcom,pm8058-mpp + - qcom,pm8226-mpp - qcom,pm8821-mpp - qcom,pm8841-mpp - qcom,pm8916-mpp diff --git a/Documentation/devicetree/bindings/pinctrl/qcom,qcm2290-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/qcom,qcm2290-pinctrl.yaml index 206f4f238736..3f4f1c0360b5 100644 --- a/Documentation/devicetree/bindings/pinctrl/qcom,qcm2290-pinctrl.yaml +++ b/Documentation/devicetree/bindings/pinctrl/qcom,qcm2290-pinctrl.yaml @@ -42,8 +42,7 @@ properties: gpio-ranges: maxItems: 1 - wakeup-parent: - maxItems: 1 + wakeup-parent: true #PIN CONFIGURATION NODES patternProperties: diff --git a/Documentation/devicetree/bindings/pinctrl/qcom,sc7280-lpass-lpi-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/qcom,sc7280-lpass-lpi-pinctrl.yaml new file mode 100644 index 000000000000..d32ee32776e8 --- /dev/null +++ b/Documentation/devicetree/bindings/pinctrl/qcom,sc7280-lpass-lpi-pinctrl.yaml @@ -0,0 +1,115 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/pinctrl/qcom,sc7280-lpass-lpi-pinctrl.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Qualcomm Technologies, Inc. Low Power Audio SubSystem (LPASS) + Low Power Island (LPI) TLMM block + +maintainers: + - Srinivasa Rao Mandadapu <srivasam@codeaurora.org> + - Srinivas Kandagatla <srinivas.kandagatla@linaro.org> + +description: | + This binding describes the Top Level Mode Multiplexer block found in the + LPASS LPI IP on most Qualcomm SoCs + +properties: + compatible: + const: qcom,sc7280-lpass-lpi-pinctrl + + reg: + minItems: 2 + maxItems: 2 + + gpio-controller: true + + '#gpio-cells': + description: Specifying the pin number and flags, as defined in + include/dt-bindings/gpio/gpio.h + const: 2 + + gpio-ranges: + maxItems: 1 + +#PIN CONFIGURATION NODES +patternProperties: + '-pins$': + type: object + description: + Pinctrl node's client devices use subnodes for desired pin configuration. + Client device subnodes use below standard properties. + $ref: "/schemas/pinctrl/pincfg-node.yaml" + + properties: + pins: + description: + List of gpio pins affected by the properties specified in this + subnode. + items: + oneOf: + - pattern: "^gpio([0-9]|[1-9][0-9])$" + minItems: 1 + maxItems: 15 + + function: + enum: [ gpio, swr_tx_clk, qua_mi2s_sclk, swr_tx_data, qua_mi2s_ws, + qua_mi2s_data, swr_rx_clk, swr_rx_data, dmic1_clk, i2s1_clk, + dmic1_data, i2s1_ws, dmic2_clk, dmic2_data, i2s1_data, + i2s2_clk, wsa_swr_clk, i2s2_ws, wsa_swr_data, dmic3_clk, + dmic3_data, i2s2_data ] + description: + Specify the alternative function to be configured for the specified + pins. + + drive-strength: + enum: [2, 4, 6, 8, 10, 12, 14, 16] + default: 2 + description: + Selects the drive strength for the specified pins, in mA. + + slew-rate: + enum: [0, 1, 2, 3] + default: 0 + description: | + 0: No adjustments + 1: Higher Slew rate (faster edges) + 2: Lower Slew rate (slower edges) + 3: Reserved (No adjustments) + + bias-pull-down: true + + bias-pull-up: true + + bias-disable: true + + output-high: true + + output-low: true + + required: + - pins + - function + + additionalProperties: false + +required: + - compatible + - reg + - gpio-controller + - '#gpio-cells' + - gpio-ranges + +additionalProperties: false + +examples: + - | + lpass_tlmm: pinctrl@33c0000 { + compatible = "qcom,sc7280-lpass-lpi-pinctrl"; + reg = <0x33c0000 0x20000>, + <0x3550000 0x10000>; + gpio-controller; + #gpio-cells = <2>; + gpio-ranges = <&lpass_tlmm 0 0 15>; + }; diff --git a/Documentation/devicetree/bindings/pinctrl/qcom,sc7280-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/qcom,sc7280-pinctrl.yaml index 6c7c3f6a140e..2d228164357c 100644 --- a/Documentation/devicetree/bindings/pinctrl/qcom,sc7280-pinctrl.yaml +++ b/Documentation/devicetree/bindings/pinctrl/qcom,sc7280-pinctrl.yaml @@ -42,8 +42,7 @@ properties: gpio-ranges: maxItems: 1 - wakeup-parent: - maxItems: 1 + wakeup-parent: true #PIN CONFIGURATION NODES patternProperties: diff --git a/Documentation/devicetree/bindings/pinctrl/qcom,sc8280xp-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/qcom,sc8280xp-pinctrl.yaml new file mode 100644 index 000000000000..87a381c9a19d --- /dev/null +++ b/Documentation/devicetree/bindings/pinctrl/qcom,sc8280xp-pinctrl.yaml @@ -0,0 +1,151 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/pinctrl/qcom,sc8280xp-pinctrl.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Qualcomm Technologies, Inc. SC8280XP TLMM block + +maintainers: + - Bjorn Andersson <bjorn.andersson@linaro.org> + +description: | + This binding describes the Top Level Mode Multiplexer block found in the + SC8280XP platform. + +allOf: + - $ref: /schemas/pinctrl/qcom,tlmm-common.yaml# + +properties: + compatible: + const: qcom,sc8280xp-tlmm + + reg: + maxItems: 1 + + interrupts: true + interrupt-controller: true + '#interrupt-cells': true + gpio-controller: true + gpio-reserved-ranges: true + '#gpio-cells': true + gpio-ranges: true + wakeup-parent: true + +required: + - compatible + - reg + +additionalProperties: false + +patternProperties: + '-state$': + oneOf: + - $ref: "#/$defs/qcom-sc8280xp-tlmm-state" + - patternProperties: + ".*": + $ref: "#/$defs/qcom-sc8280xp-tlmm-state" + +'$defs': + qcom-sc8280xp-tlmm-state: + type: object + description: + Pinctrl node's client devices use subnodes for desired pin configuration. + Client device subnodes use below standard properties. + $ref: "qcom,tlmm-common.yaml#/$defs/qcom-tlmm-state" + + properties: + pins: + description: + List of gpio pins affected by the properties specified in this + subnode. + items: + oneOf: + - pattern: "^gpio([0-9]|[1-9][0-9]|1[0-9][0-9]|2[0-1][0-9]|22[0-7])$" + - enum: [ sdc2_clk, sdc2_cmd, sdc2_data, ufs_reset, ufs1_reset ] + minItems: 1 + maxItems: 16 + + function: + description: + Specify the alternative function to be configured for the specified + pins. + + enum: [ atest_char, atest_usb, audio_ref, cam_mclk, cci_async, cci_i2c, + cci_timer0, cci_timer1, cci_timer2, cci_timer3, cci_timer4, + cci_timer5, cci_timer6, cci_timer7, cci_timer8, cci_timer9, + cmu_rng, cri_trng, cri_trng0, cri_trng1, dbg_out, ddr_bist, + ddr_pxi0, ddr_pxi1, ddr_pxi2, ddr_pxi3, ddr_pxi4, ddr_pxi5, + ddr_pxi6, ddr_pxi7, dp2_hot, dp3_hot, edp0_lcd, edp1_lcd, + edp2_lcd, edp3_lcd, edp_hot, emac0_dll, emac0_mcg0, emac0_mcg1, + emac0_mcg2, emac0_mcg3, emac0_phy, emac0_ptp, emac1_dll0, + emac1_dll1, emac1_mcg0, emac1_mcg1, emac1_mcg2, emac1_mcg3, + emac1_phy, emac1_ptp, gcc_gp1, gcc_gp2, gcc_gp3, gcc_gp4, + gcc_gp5, gpio, hs1_mi2s, hs2_mi2s, hs3_mi2s, ibi_i3c, + jitter_bist, lpass_slimbus, mdp0_vsync0, mdp0_vsync1, + mdp0_vsync2, mdp0_vsync3, mdp0_vsync4, mdp0_vsync5, + mdp0_vsync6, mdp0_vsync7, mdp0_vsync8, mdp1_vsync0, + mdp1_vsync1, mdp1_vsync2, mdp1_vsync3, mdp1_vsync4, + mdp1_vsync5, mdp1_vsync6, mdp1_vsync7, mdp1_vsync8, mdp_vsync, + mi2s0_data0, mi2s0_data1, mi2s0_sck, mi2s0_ws, mi2s1_data0, + mi2s1_data1, mi2s1_sck, mi2s1_ws, mi2s2_data0, mi2s2_data1, + mi2s2_sck, mi2s2_ws, mi2s_mclk1, mi2s_mclk2, pcie2a_clkreq, + pcie2b_clkreq, pcie3a_clkreq, pcie3b_clkreq, pcie4_clkreq, + phase_flag, pll_bist, pll_clk, prng_rosc0, prng_rosc1, + prng_rosc2, prng_rosc3, qdss_cti, qdss_gpio, qspi, qspi_clk, + qspi_cs, qup0, qup1, qup2, qup3, qup4, qup5, qup6, qup7, qup8, + qup9, qup10, qup11, qup12, qup13, qup14, qup15, qup16, qup17, + qup18, qup19, qup20, qup21, qup22, qup23, rgmii_0, rgmii_1, + sd_write, sdc40, sdc42, sdc43, sdc4_clk, sdc4_cmd, tb_trig, + tgu, tsense_pwm1, tsense_pwm2, tsense_pwm3, tsense_pwm4, + usb0_dp, usb0_phy, usb0_sbrx, usb0_sbtx, usb0_usb4, usb1_dp, + usb1_phy, usb1_sbrx, usb1_sbtx, usb1_usb4, usb2phy_ac, + vsense_trigger ] + + bias-disable: true + bias-pull-down: true + bias-pull-up: true + drive-strength: true + input-enable: true + output-high: true + output-low: true + + required: + - pins + - function + + additionalProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/arm-gic.h> + pinctrl@f100000 { + compatible = "qcom,sc8280xp-tlmm"; + reg = <0x0f100000 0x300000>; + interrupts = <GIC_SPI 208 IRQ_TYPE_LEVEL_HIGH>; + gpio-controller; + #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <2>; + gpio-ranges = <&tlmm 0 0 230>; + + gpio-wo-subnode-state { + pins = "gpio1"; + function = "gpio"; + }; + + uart-w-subnodes-state { + rx { + pins = "gpio4"; + function = "qup14"; + bias-pull-up; + }; + + tx { + pins = "gpio5"; + function = "qup14"; + bias-disable; + }; + }; + }; +... diff --git a/Documentation/devicetree/bindings/pinctrl/qcom,sm6115-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/qcom,sm6115-pinctrl.yaml index cfcde405d30a..a7a2bb8bff46 100644 --- a/Documentation/devicetree/bindings/pinctrl/qcom,sm6115-pinctrl.yaml +++ b/Documentation/devicetree/bindings/pinctrl/qcom,sm6115-pinctrl.yaml @@ -49,8 +49,7 @@ properties: gpio-ranges: maxItems: 1 - wakeup-parent: - maxItems: 1 + wakeup-parent: true #PIN CONFIGURATION NODES patternProperties: diff --git a/Documentation/devicetree/bindings/pinctrl/qcom,lpass-lpi-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/qcom,sm8250-lpass-lpi-pinctrl.yaml index 5c5542f1627c..06efb1382876 100644 --- a/Documentation/devicetree/bindings/pinctrl/qcom,lpass-lpi-pinctrl.yaml +++ b/Documentation/devicetree/bindings/pinctrl/qcom,sm8250-lpass-lpi-pinctrl.yaml @@ -1,7 +1,7 @@ # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) %YAML 1.2 --- -$id: http://devicetree.org/schemas/pinctrl/qcom,lpass-lpi-pinctrl.yaml# +$id: http://devicetree.org/schemas/pinctrl/qcom,sm8250-lpass-lpi-pinctrl.yaml# $schema: http://devicetree.org/meta-schemas/core.yaml# title: Qualcomm Technologies, Inc. Low Power Audio SubSystem (LPASS) diff --git a/Documentation/devicetree/bindings/pinctrl/qcom,sm8250-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/qcom,sm8250-pinctrl.yaml index cfa2c50fdb93..15bb1018cf21 100644 --- a/Documentation/devicetree/bindings/pinctrl/qcom,sm8250-pinctrl.yaml +++ b/Documentation/devicetree/bindings/pinctrl/qcom,sm8250-pinctrl.yaml @@ -49,8 +49,7 @@ properties: gpio-ranges: maxItems: 1 - wakeup-parent: - maxItems: 1 + wakeup-parent: true #PIN CONFIGURATION NODES patternProperties: diff --git a/Documentation/devicetree/bindings/pinctrl/qcom,tlmm-common.yaml b/Documentation/devicetree/bindings/pinctrl/qcom,tlmm-common.yaml index be8cb0ead62f..c88c8dcb69d9 100644 --- a/Documentation/devicetree/bindings/pinctrl/qcom,tlmm-common.yaml +++ b/Documentation/devicetree/bindings/pinctrl/qcom,tlmm-common.yaml @@ -42,7 +42,6 @@ properties: description: Specifying the interrupt-controller used to wake up the system when the TLMM block has been powered down. - maxItems: 1 gpio-reserved-ranges: description: @@ -73,7 +72,6 @@ $defs: properties: drive-strength: enum: [2, 4, 6, 8, 10, 12, 14, 16] - default: 2 description: Selects the drive strength for the specified pins, in mA. diff --git a/Documentation/devicetree/bindings/pinctrl/ralink,mt7620-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/ralink,mt7620-pinctrl.yaml new file mode 100644 index 000000000000..6f17f3991640 --- /dev/null +++ b/Documentation/devicetree/bindings/pinctrl/ralink,mt7620-pinctrl.yaml @@ -0,0 +1,97 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/pinctrl/ralink,mt7620-pinctrl.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Ralink MT7620 Pin Controller + +maintainers: + - Arınç ÜNAL <arinc.unal@arinc9.com> + - Sergio Paracuellos <sergio.paracuellos@gmail.com> + +description: + Ralink MT7620 pin controller for MT7620, MT7628 and MT7688 SoCs. + The pin controller can only set the muxing of pin groups. Muxing individual + pins is not supported. There is no pinconf support. + +properties: + compatible: + const: ralink,mt7620-pinctrl + +patternProperties: + '-pins$': + type: object + patternProperties: + '^(.*-)?pinmux$': + type: object + description: node for pinctrl. + $ref: pinmux-node.yaml# + + properties: + groups: + description: The pin group to select. + enum: [ + # common + i2c, spi, wdt, + + # For MT7620 SoC + ephy, mdio, nd_sd, pa, pcie, rgmii1, rgmii2, spi refclk, + uartf, uartlite, wled, + + # For MT7628 and MT7688 SoCs + gpio, i2s, p0led_an, p0led_kn, p1led_an, p1led_kn, p2led_an, + p2led_kn, p3led_an, p3led_kn, p4led_an, p4led_kn, perst, pwm0, + pwm1, refclk, sdmode, spi cs1, spis, uart0, uart1, uart2, + wled_an, wled_kn, + ] + + function: + description: The mux function to select. + enum: [ + # common + gpio, i2c, refclk, spi, + + # For MT7620 SoC + ephy, gpio i2s, gpio uartf, i2s uartf, mdio, nand, pa, + pcie refclk, pcie rst, pcm gpio, pcm i2s, pcm uartf, + rgmii1, rgmii2, sd, spi refclk, uartf, uartlite, wdt refclk, + wdt rst, wled, + + # For MT7628 and MT7688 SoCs + antenna, debug, i2s, jtag, p0led_an, p0led_kn, + p1led_an, p1led_kn, p2led_an, p2led_kn, p3led_an, p3led_kn, + p4led_an, p4led_kn, pcie, pcm, perst, pwm, pwm0, pwm1, pwm_uart2, + rsvd, sdxc, sdxc d5 d4, sdxc d6, sdxc d7, spi cs1, + spis, sw_r, uart0, uart1, uart2, utif, wdt, wled_an, wled_kn, -, + ] + + required: + - groups + - function + + additionalProperties: false + + additionalProperties: false + +allOf: + - $ref: "pinctrl.yaml#" + +required: + - compatible + +additionalProperties: false + +examples: + # Pinmux controller node + - | + pinctrl { + compatible = "ralink,mt7620-pinctrl"; + + i2c_pins: i2c0-pins { + pinmux { + groups = "i2c"; + function = "i2c"; + }; + }; + }; diff --git a/Documentation/devicetree/bindings/pinctrl/ralink,mt7621-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/ralink,mt7621-pinctrl.yaml new file mode 100644 index 000000000000..61e5c847e8c8 --- /dev/null +++ b/Documentation/devicetree/bindings/pinctrl/ralink,mt7621-pinctrl.yaml @@ -0,0 +1,71 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/pinctrl/ralink,mt7621-pinctrl.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Ralink MT7621 Pin Controller + +maintainers: + - Arınç ÜNAL <arinc.unal@arinc9.com> + - Sergio Paracuellos <sergio.paracuellos@gmail.com> + +description: + Ralink MT7621 pin controller for MT7621 SoC. + The pin controller can only set the muxing of pin groups. Muxing individual + pins is not supported. There is no pinconf support. + +properties: + compatible: + const: ralink,mt7621-pinctrl + +patternProperties: + '-pins$': + type: object + patternProperties: + '^(.*-)?pinmux$': + type: object + description: node for pinctrl. + $ref: pinmux-node.yaml# + + properties: + groups: + description: The pin group to select. + enum: [i2c, jtag, mdio, pcie, rgmii1, rgmii2, sdhci, spi, uart1, + uart2, uart3, wdt] + + function: + description: The mux function to select. + enum: [gpio, i2c, i2s, jtag, mdio, nand1, nand2, pcie refclk, + pcie rst, pcm, rgmii1, rgmii2, sdhci, spdif2, spdif3, spi, + uart1, uart2, uart3, wdt refclk, wdt rst] + + required: + - groups + - function + + additionalProperties: false + + additionalProperties: false + +allOf: + - $ref: "pinctrl.yaml#" + +required: + - compatible + +additionalProperties: false + +examples: + # Pinmux controller node + - | + pinctrl { + compatible = "ralink,mt7621-pinctrl"; + + i2c_pins: i2c0-pins { + pinmux { + groups = "i2c"; + function = "i2c"; + }; + }; + }; diff --git a/Documentation/devicetree/bindings/pinctrl/ralink,rt2880-pinmux.yaml b/Documentation/devicetree/bindings/pinctrl/ralink,rt2880-pinctrl.yaml index f0c52feb24d7..56e5becabcfd 100644 --- a/Documentation/devicetree/bindings/pinctrl/ralink,rt2880-pinmux.yaml +++ b/Documentation/devicetree/bindings/pinctrl/ralink,rt2880-pinctrl.yaml @@ -1,21 +1,23 @@ # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause %YAML 1.2 --- -$id: http://devicetree.org/schemas/pinctrl/ralink,rt2880-pinmux.yaml# +$id: http://devicetree.org/schemas/pinctrl/ralink,rt2880-pinctrl.yaml# $schema: http://devicetree.org/meta-schemas/core.yaml# -title: Ralink rt2880 pinmux controller +title: Ralink RT2880 Pin Controller maintainers: + - Arınç ÜNAL <arinc.unal@arinc9.com> - Sergio Paracuellos <sergio.paracuellos@gmail.com> description: - The rt2880 pinmux can only set the muxing of pin groups. muxing indiviual pins - is not supported. There is no pinconf support. + Ralink RT2880 pin controller for RT2880 SoC. + The pin controller can only set the muxing of pin groups. Muxing individual + pins is not supported. There is no pinconf support. properties: compatible: - const: ralink,rt2880-pinmux + const: ralink,rt2880-pinctrl patternProperties: '-pins$': @@ -28,13 +30,12 @@ patternProperties: properties: groups: - description: Name of the pin group to use for the functions. - enum: [i2c, spi, uart1, uart2, uart3, rgmii1, rgmii2, mdio, - pcie, sdhci] + description: The pin group to select. + enum: [i2c, spi, uartlite, jtag, mdio, sdram, pci] + function: - description: The mux function to select - enum: [gpio, i2c, spi, uart1, uart2, uart3, rgmii1, rgmii2, - mdio, nand1, nand2, sdhci] + description: The mux function to select. + enum: [gpio, i2c, spi, uartlite, jtag, mdio, sdram, pci] required: - groups @@ -56,7 +57,7 @@ examples: # Pinmux controller node - | pinctrl { - compatible = "ralink,rt2880-pinmux"; + compatible = "ralink,rt2880-pinctrl"; i2c_pins: i2c0-pins { pinmux { diff --git a/Documentation/devicetree/bindings/pinctrl/ralink,rt305x-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/ralink,rt305x-pinctrl.yaml new file mode 100644 index 000000000000..f602a5d6e13a --- /dev/null +++ b/Documentation/devicetree/bindings/pinctrl/ralink,rt305x-pinctrl.yaml @@ -0,0 +1,89 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/pinctrl/ralink,rt305x-pinctrl.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Ralink RT305X Pin Controller + +maintainers: + - Arınç ÜNAL <arinc.unal@arinc9.com> + - Sergio Paracuellos <sergio.paracuellos@gmail.com> + +description: + Ralink RT305X pin controller for RT3050, RT3052, RT3350, RT3352 and RT5350 + SoCs. + The pin controller can only set the muxing of pin groups. Muxing individual + pins is not supported. There is no pinconf support. + +properties: + compatible: + const: ralink,rt305x-pinctrl + +patternProperties: + '-pins$': + type: object + patternProperties: + '^(.*-)?pinmux$': + type: object + description: node for pinctrl. + $ref: pinmux-node.yaml# + + properties: + groups: + description: The pin group to select. + enum: [ + # common + i2c, jtag, led, mdio, rgmii, spi, spi_cs1, uartf, uartlite, + + # For RT3050, RT3052 and RT3350 SoCs + sdram, + + # For RT3352 SoC + lna, pa + ] + + function: + description: The mux function to select. + enum: [ + # common + gpio, gpio i2s, gpio uartf, i2c, i2s uartf, jtag, led, mdio, + pcm gpio, pcm i2s, pcm uartf, rgmii, spi, spi_cs1, uartf, + uartlite, wdg_cs1, + + # For RT3050, RT3052 and RT3350 SoCs + sdram, + + # For RT3352 SoC + lna, pa + ] + + required: + - groups + - function + + additionalProperties: false + + additionalProperties: false + +allOf: + - $ref: "pinctrl.yaml#" + +required: + - compatible + +additionalProperties: false + +examples: + # Pinmux controller node + - | + pinctrl { + compatible = "ralink,rt305x-pinctrl"; + + i2c_pins: i2c0-pins { + pinmux { + groups = "i2c"; + function = "i2c"; + }; + }; + }; diff --git a/Documentation/devicetree/bindings/pinctrl/ralink,rt3883-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/ralink,rt3883-pinctrl.yaml new file mode 100644 index 000000000000..feb6e66dcb61 --- /dev/null +++ b/Documentation/devicetree/bindings/pinctrl/ralink,rt3883-pinctrl.yaml @@ -0,0 +1,71 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/pinctrl/ralink,rt3883-pinctrl.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Ralink RT3883 Pin Controller + +maintainers: + - Arınç ÜNAL <arinc.unal@arinc9.com> + - Sergio Paracuellos <sergio.paracuellos@gmail.com> + +description: + Ralink RT3883 pin controller for RT3883 SoC. + The pin controller can only set the muxing of pin groups. Muxing individual + pins is not supported. There is no pinconf support. + +properties: + compatible: + const: ralink,rt3883-pinctrl + +patternProperties: + '-pins$': + type: object + patternProperties: + '^(.*-)?pinmux$': + type: object + description: node for pinctrl. + $ref: pinmux-node.yaml# + + properties: + groups: + description: The pin group to select. + enum: [ge1, ge2, i2c, jtag, lna a, lna g, mdio, pci, spi, uartf, + uartlite] + + function: + description: The mux function to select. + enum: [ge1, ge2, gpio, gpio i2s, gpio uartf, i2c, i2s uartf, jtag, + lna a, lna g, mdio, pci-dev, pci-fnc, pci-host1, pci-host2, + pcm gpio, pcm i2s, pcm uartf, spi, uartf, uartlite] + + required: + - groups + - function + + additionalProperties: false + + additionalProperties: false + +allOf: + - $ref: "pinctrl.yaml#" + +required: + - compatible + +additionalProperties: false + +examples: + # Pinmux controller node + - | + pinctrl { + compatible = "ralink,rt3883-pinctrl"; + + i2c_pins: i2c0-pins { + pinmux { + groups = "i2c"; + function = "i2c"; + }; + }; + }; diff --git a/Documentation/devicetree/bindings/pinctrl/renesas,pfc.yaml b/Documentation/devicetree/bindings/pinctrl/renesas,pfc.yaml index 8548e3639b75..2a57df75d832 100644 --- a/Documentation/devicetree/bindings/pinctrl/renesas,pfc.yaml +++ b/Documentation/devicetree/bindings/pinctrl/renesas,pfc.yaml @@ -44,6 +44,7 @@ properties: - renesas,pfc-r8a77990 # R-Car E3 - renesas,pfc-r8a77995 # R-Car D3 - renesas,pfc-r8a779a0 # R-Car V3U + - renesas,pfc-r8a779f0 # R-Car S4-8 - renesas,pfc-sh73a0 # SH-Mobile AG5 reg: diff --git a/Documentation/devicetree/bindings/pinctrl/renesas,rzg2l-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/renesas,rzg2l-pinctrl.yaml index b749c82edebd..52df1b146174 100644 --- a/Documentation/devicetree/bindings/pinctrl/renesas,rzg2l-pinctrl.yaml +++ b/Documentation/devicetree/bindings/pinctrl/renesas,rzg2l-pinctrl.yaml @@ -4,15 +4,15 @@ $id: http://devicetree.org/schemas/pinctrl/renesas,rzg2l-pinctrl.yaml# $schema: http://devicetree.org/meta-schemas/core.yaml# -title: Renesas RZ/G2L combined Pin and GPIO controller +title: Renesas RZ/{G2L,V2L} combined Pin and GPIO controller maintainers: - Geert Uytterhoeven <geert+renesas@glider.be> - Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com> description: - The Renesas SoCs of the RZ/G2L series feature a combined Pin and GPIO - controller. + The Renesas SoCs of the RZ/{G2L,V2L} alike series feature a combined Pin and + GPIO controller. Pin multiplexing and GPIO configuration is performed on a per-pin basis. Each port features up to 8 pins, each of them configurable for GPIO function (port mode) or in alternate function mode. @@ -20,8 +20,16 @@ description: properties: compatible: - enum: - - renesas,r9a07g044-pinctrl # RZ/G2{L,LC} + oneOf: + - items: + - enum: + - renesas,r9a07g043-pinctrl # RZ/G2UL{Type-1,Type-2} + - renesas,r9a07g044-pinctrl # RZ/G2{L,LC} + + - items: + - enum: + - renesas,r9a07g054-pinctrl # RZ/V2L + - const: renesas,r9a07g044-pinctrl # RZ/G2{L,LC} fallback for RZ/V2L reg: maxItems: 1 @@ -76,6 +84,7 @@ additionalProperties: output-impedance-ohms: enum: [ 33, 50, 66, 100 ] power-source: + description: I/O voltage in millivolt. enum: [ 1800, 2500, 3300 ] slew-rate: true gpio-hog: true diff --git a/Documentation/devicetree/bindings/pinctrl/rockchip,pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/rockchip,pinctrl.yaml index b0eae3a67ab1..677a285ca416 100644 --- a/Documentation/devicetree/bindings/pinctrl/rockchip,pinctrl.yaml +++ b/Documentation/devicetree/bindings/pinctrl/rockchip,pinctrl.yaml @@ -33,6 +33,7 @@ properties: enum: - rockchip,px30-pinctrl - rockchip,rk2928-pinctrl + - rockchip,rk3036-pinctrl - rockchip,rk3066a-pinctrl - rockchip,rk3066b-pinctrl - rockchip,rk3128-pinctrl @@ -44,6 +45,7 @@ properties: - rockchip,rk3368-pinctrl - rockchip,rk3399-pinctrl - rockchip,rk3568-pinctrl + - rockchip,rk3588-pinctrl - rockchip,rv1108-pinctrl rockchip,grf: @@ -129,7 +131,7 @@ additionalProperties: description: Pin bank index. - minimum: 0 - maximum: 6 + maximum: 10 description: Mux 0 means GPIO and mux 1 to N means the specific device function. diff --git a/Documentation/devicetree/bindings/pinctrl/samsung,pinctrl-gpio-bank.yaml b/Documentation/devicetree/bindings/pinctrl/samsung,pinctrl-gpio-bank.yaml new file mode 100644 index 000000000000..8cf3c47ab86b --- /dev/null +++ b/Documentation/devicetree/bindings/pinctrl/samsung,pinctrl-gpio-bank.yaml @@ -0,0 +1,52 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/pinctrl/samsung,pinctrl-gpio-bank.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Samsung S3C/S5P/Exynos SoC pin controller - gpio bank + +maintainers: + - Krzysztof Kozlowski <krzk@kernel.org> + - Sylwester Nawrocki <s.nawrocki@samsung.com> + - Tomasz Figa <tomasz.figa@gmail.com> + +description: | + This is a part of device tree bindings for Samsung S3C/S5P/Exynos SoC pin + controller. + + GPIO bank description for Samsung S3C/S5P/Exynos SoC pin controller. + + See also Documentation/devicetree/bindings/pinctrl/samsung,pinctrl.yaml for + additional information and example. + +properties: + '#gpio-cells': + const: 2 + + gpio-controller: true + + '#interrupt-cells': + description: + For GPIO banks supporting external GPIO interrupts or external wake-up + interrupts. + const: 2 + + interrupt-controller: + description: + For GPIO banks supporting external GPIO interrupts or external wake-up + interrupts. + + interrupts: + description: + For GPIO banks supporting direct external wake-up interrupts (without + multiplexing). Number of interrupts must match number of wake-up capable + pins of this bank. + minItems: 1 + maxItems: 8 + +required: + - '#gpio-cells' + - gpio-controller + +additionalProperties: false diff --git a/Documentation/devicetree/bindings/pinctrl/samsung,pinctrl-pins-cfg.yaml b/Documentation/devicetree/bindings/pinctrl/samsung,pinctrl-pins-cfg.yaml new file mode 100644 index 000000000000..9869d4dceddb --- /dev/null +++ b/Documentation/devicetree/bindings/pinctrl/samsung,pinctrl-pins-cfg.yaml @@ -0,0 +1,81 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/pinctrl/samsung,pinctrl-pins-cfg.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Samsung S3C/S5P/Exynos SoC pin controller - pins configuration + +maintainers: + - Krzysztof Kozlowski <krzk@kernel.org> + - Sylwester Nawrocki <s.nawrocki@samsung.com> + - Tomasz Figa <tomasz.figa@gmail.com> + +description: | + This is a part of device tree bindings for Samsung S3C/S5P/Exynos SoC pin + controller. + + Pins configuration for Samsung S3C/S5P/Exynos SoC pin controller. + + The values used for config properties should be derived from the hardware + manual and these values are programmed as-is into the pin pull up/down and + driver strength register of the pin-controller. + See also include/dt-bindings/pinctrl/samsung.h with useful constants. + + See also Documentation/devicetree/bindings/pinctrl/samsung,pinctrl.yaml for + additional information and example. + +properties: + samsung,pins: + description: | + List of pins to configure. For initial and sleep states, the maximum + number is one pin. In other cases there is no upper limit. + + The pins should use lowercase names matching hardware manual, e.g. for + GPA0 bank: gpa0-0, gpa0-1, gpa0-2. + $ref: /schemas/types.yaml#/definitions/string-array + + samsung,pin-function: + description: | + The pin function selection that should be applied on the pins listed in the + child node is specified using the "samsung,pin-function" property. The value + of this property that should be applied to each of the pins listed in the + "samsung,pins" property should be picked from the hardware manual of the SoC + for the specified pin group. This property is optional in the child node if + no specific function selection is desired for the pins listed in the child + node. The value of this property is used as-is to program the pin-controller + function selector register of the pin-bank. + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 0 + maximum: 15 + + samsung,pin-drv: + description: Drive strength configuration. + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 0 + maximum: 15 + + samsung,pin-pud: + description: Pull up/down configuration. + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [0, 1, 2, 3] + + samsung,pin-val: + description: Initial value of pin output buffer. + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [0, 1] + + samsung,pin-con-pdn: + description: Function in power down mode. + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [0, 1, 2, 3] + + samsung,pin-pud-pdn: + description: Pull up/down configuration in power down mode. + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [0, 1, 2, 3] + +required: + - samsung,pins + +additionalProperties: false diff --git a/Documentation/devicetree/bindings/pinctrl/samsung,pinctrl-wakeup-interrupt.yaml b/Documentation/devicetree/bindings/pinctrl/samsung,pinctrl-wakeup-interrupt.yaml new file mode 100644 index 000000000000..1de91a51234d --- /dev/null +++ b/Documentation/devicetree/bindings/pinctrl/samsung,pinctrl-wakeup-interrupt.yaml @@ -0,0 +1,106 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/pinctrl/samsung,pinctrl-wakeup-interrupt.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Samsung S3C/S5P/Exynos SoC pin controller - wake-up interrupt controller + +maintainers: + - Krzysztof Kozlowski <krzk@kernel.org> + - Sylwester Nawrocki <s.nawrocki@samsung.com> + - Tomasz Figa <tomasz.figa@gmail.com> + +description: | + This is a part of device tree bindings for Samsung S3C/S5P/Exynos SoC pin + controller. + + External wake-up interrupts for Samsung S3C/S5P/Exynos SoC pin controller. + For S3C24xx, S3C64xx, S5PV210 and Exynos4210 compatible wake-up interrupt + controllers, only one pin-controller device node can include external wake-up + interrupts child node (in other words, only one External wake-up interrupts + pin-controller is supported). + For newer controllers, multiple pin-controller device node can include + external wake-up interrupts child node. + + See also Documentation/devicetree/bindings/pinctrl/samsung,pinctrl.yaml for + additional information and example. + +properties: + compatible: + enum: + - samsung,s3c2410-wakeup-eint + - samsung,s3c2412-wakeup-eint + - samsung,s3c64xx-wakeup-eint + - samsung,s5pv210-wakeup-eint + - samsung,exynos4210-wakeup-eint + - samsung,exynos7-wakeup-eint + - samsung,exynos850-wakeup-eint + - samsung,exynosautov9-wakeup-eint + + interrupts: + description: + Interrupt used by multiplexed external wake-up interrupts. + minItems: 1 + maxItems: 6 + +required: + - compatible + +allOf: + - if: + properties: + compatible: + contains: + enum: + - samsung,s3c2410-wakeup-eint + - samsung,s3c2412-wakeup-eint + then: + properties: + interrupts: + minItems: 6 + maxItems: 6 + required: + - interrupts + + - if: + properties: + compatible: + contains: + const: samsung,s3c64xx-wakeup-eint + then: + properties: + interrupts: + minItems: 4 + maxItems: 4 + required: + - interrupts + + - if: + properties: + compatible: + contains: + enum: + - samsung,s5pv210-wakeup-eint + - samsung,exynos4210-wakeup-eint + - samsung,exynos7-wakeup-eint + then: + properties: + interrupts: + minItems: 1 + maxItems: 1 + required: + - interrupts + + - if: + properties: + compatible: + contains: + enum: + - samsung,exynos850-wakeup-eint + - samsung,exynosautov9-wakeup-eint + then: + properties: + interrupts: false + +additionalProperties: false diff --git a/Documentation/devicetree/bindings/pinctrl/samsung,pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/samsung,pinctrl.yaml new file mode 100644 index 000000000000..3a65c66ca71d --- /dev/null +++ b/Documentation/devicetree/bindings/pinctrl/samsung,pinctrl.yaml @@ -0,0 +1,393 @@ +# SPDX-License-Identifier: GPL-2.0-only +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/pinctrl/samsung,pinctrl.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Samsung S3C/S5P/Exynos SoC pin controller + +maintainers: + - Krzysztof Kozlowski <krzk@kernel.org> + - Sylwester Nawrocki <s.nawrocki@samsung.com> + - Tomasz Figa <tomasz.figa@gmail.com> + +description: | + This is a part of device tree bindings for Samsung S3C/S5P/Exynos SoC pin + controller. + + Pin group settings (like drive strength, pull up/down) are available as + macros in include/dt-bindings/pinctrl/samsung.h. + + All the pin controller nodes should be represented in the aliases node using + the following format 'pinctrl{n}' where n is a unique number for the alias. + + The controller supports three types of interrupts:: + - External GPIO interrupts (see interrupts property in pin controller node); + + - External wake-up interrupts - multiplexed (capable of waking up the system + see interrupts property in external wake-up interrupt controller node - + samsung,pinctrl-wakeup-interrupt.yaml); + + - External wake-up interrupts - direct (capable of waking up the system, see + interrupts property in every bank of pin controller with external wake-up + interrupt controller - samsung,pinctrl-gpio-bank.yaml). + +properties: + $nodename: + pattern: "^pinctrl(@.*)?" + + compatible: + enum: + - samsung,s3c2412-pinctrl + - samsung,s3c2416-pinctrl + - samsung,s3c2440-pinctrl + - samsung,s3c2450-pinctrl + - samsung,s3c64xx-pinctrl + - samsung,s5pv210-pinctrl + - samsung,exynos3250-pinctrl + - samsung,exynos4210-pinctrl + - samsung,exynos4x12-pinctrl + - samsung,exynos5250-pinctrl + - samsung,exynos5260-pinctrl + - samsung,exynos5410-pinctrl + - samsung,exynos5420-pinctrl + - samsung,exynos5433-pinctrl + - samsung,exynos7-pinctrl + - samsung,exynos7885-pinctrl + - samsung,exynos850-pinctrl + - samsung,exynosautov9-pinctrl + - tesla,fsd-pinctrl + + interrupts: + description: + Required for GPIO banks supporting external GPIO interrupts. + maxItems: 1 + + power-domains: + maxItems: 1 + + reg: + description: + Second base address of the pin controller if the specific registers of + the pin controller are separated into the different base address. + Only certain banks of certain pin controller might need it. + minItems: 1 + maxItems: 2 + + wakeup-interrupt-controller: + $ref: samsung,pinctrl-wakeup-interrupt.yaml + +patternProperties: + "^[a-z]+[0-9]*-gpio-bank$": + description: + Pin banks of the controller are represented by child nodes of the + controller node. Bank name is taken from name of the node. + $ref: samsung,pinctrl-gpio-bank.yaml + + "^[a-z0-9-]+-pins$": + oneOf: + - $ref: samsung,pinctrl-pins-cfg.yaml + required: + - samsung,pins + - type: object + patternProperties: + "^[a-z0-9-]+-pins$": + $ref: samsung,pinctrl-pins-cfg.yaml + + additionalProperties: false + + "^(initial|sleep)-state$": + patternProperties: + "^(pin-[a-z0-9-]+|[a-z0-9-]+-pin)$": + $ref: samsung,pinctrl-pins-cfg.yaml + + properties: + samsung,pins: + description: See samsung,pinctrl-pins-cfg.yaml + $ref: /schemas/types.yaml#/definitions/string-array + maxItems: 1 + + required: + - samsung,pins + + unevaluatedProperties: false + +required: + - compatible + - reg + +allOf: + - $ref: "pinctrl.yaml#" + - if: + properties: + compatible: + contains: + const: samsung,exynos5433-pinctrl + then: + properties: + reg: + minItems: 1 + maxItems: 2 + else: + properties: + reg: + minItems: 1 + maxItems: 1 + +additionalProperties: false + +examples: + - | + #include <dt-bindings/pinctrl/samsung.h> + + pinctrl@7f008000 { + compatible = "samsung,s3c64xx-pinctrl"; + reg = <0x7f008000 0x1000>; + interrupt-parent = <&vic1>; + interrupts = <21>; + + wakeup-interrupt-controller { + compatible = "samsung,s3c64xx-wakeup-eint"; + interrupts-extended = <&vic0 0>, + <&vic0 1>, + <&vic1 0>, + <&vic1 1>; + }; + + /* Pin bank with external GPIO or muxed external wake-up interrupts */ + gpa-gpio-bank { + gpio-controller; + #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <2>; + }; + + // ... + + uart0-data-pins { + samsung,pins = "gpa-0", "gpa-1"; + samsung,pin-function = <EXYNOS_PIN_FUNC_2>; + samsung,pin-pud = <S3C64XX_PIN_PULL_NONE>; + }; + + // ... + }; + + - | + #include <dt-bindings/interrupt-controller/arm-gic.h> + #include <dt-bindings/pinctrl/samsung.h> + + pinctrl@11400000 { + compatible = "samsung,exynos4210-pinctrl"; + reg = <0x11400000 0x1000>; + interrupts = <GIC_SPI 47 IRQ_TYPE_LEVEL_HIGH>; + + pinctrl-names = "default"; + pinctrl-0 = <&sleep0>; + + /* Pin bank with external GPIO or muxed external wake-up interrupts */ + gpa0-gpio-bank { + gpio-controller; + #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <2>; + }; + + // ... + + uart0-data-pins { + samsung,pins = "gpa0-0", "gpa0-1"; + samsung,pin-function = <EXYNOS_PIN_FUNC_2>; + samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>; + samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>; + }; + + // ... + + sleep0: sleep-state { + gpa0-0-pin { + samsung,pins = "gpa0-0"; + samsung,pin-con-pdn = <EXYNOS_PIN_PDN_INPUT>; + samsung,pin-pud-pdn = <EXYNOS_PIN_PULL_NONE>; + }; + + gpa0-1-pin { + samsung,pins = "gpa0-1"; + samsung,pin-con-pdn = <EXYNOS_PIN_PDN_OUT0>; + samsung,pin-pud-pdn = <EXYNOS_PIN_PULL_NONE>; + }; + + // ... + }; + }; + + - | + #include <dt-bindings/interrupt-controller/arm-gic.h> + #include <dt-bindings/pinctrl/samsung.h> + + pinctrl@11000000 { + compatible = "samsung,exynos4210-pinctrl"; + reg = <0x11000000 0x1000>; + interrupts = <GIC_SPI 46 IRQ_TYPE_LEVEL_HIGH>; + + wakeup-interrupt-controller { + compatible = "samsung,exynos4210-wakeup-eint"; + interrupt-parent = <&gic>; + interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_HIGH>; + }; + + /* Pin bank with external GPIO or muxed external wake-up interrupts */ + gpj0-gpio-bank { + gpio-controller; + #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <2>; + }; + + /* Pin bank without external interrupts */ + gpy0-gpio-bank { + gpio-controller; + #gpio-cells = <2>; + }; + + /* Pin bank with external direct wake-up interrupts */ + gpx0-gpio-bank { + gpio-controller; + #gpio-cells = <2>; + + interrupt-controller; + interrupt-parent = <&gic>; + interrupts = <GIC_SPI 16 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 17 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 18 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 19 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 20 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 21 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 22 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 23 IRQ_TYPE_LEVEL_HIGH>; + #interrupt-cells = <2>; + }; + + // ... + + sd0-clk-pins { + samsung,pins = "gpk0-0"; + samsung,pin-function = <EXYNOS_PIN_FUNC_2>; + samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>; + samsung,pin-drv = <EXYNOS4_PIN_DRV_LV4>; + }; + + sd4-bus-width8-pins { + part-1-pins { + samsung,pins = "gpk0-3", "gpk0-4", + "gpk0-5", "gpk0-6"; + samsung,pin-function = <EXYNOS_PIN_FUNC_3>; + samsung,pin-pud = <EXYNOS_PIN_PULL_UP>; + samsung,pin-drv = <EXYNOS4_PIN_DRV_LV4>; + }; + + part-2-pins { + samsung,pins = "gpk1-3", "gpk1-4", + "gpk1-5", "gpk1-6"; + samsung,pin-function = <EXYNOS_PIN_FUNC_4>; + samsung,pin-pud = <EXYNOS_PIN_PULL_UP>; + samsung,pin-drv = <EXYNOS4_PIN_DRV_LV4>; + }; + }; + + // ... + + otg-gp-pins { + samsung,pins = "gpx3-3"; + samsung,pin-function = <EXYNOS_PIN_FUNC_OUTPUT>; + samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>; + samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>; + samsung,pin-val = <0>; + }; + }; + + - | + #include <dt-bindings/interrupt-controller/arm-gic.h> + #include <dt-bindings/pinctrl/samsung.h> + + pinctrl@10580000 { + compatible = "samsung,exynos5433-pinctrl"; + reg = <0x10580000 0x1a20>, <0x11090000 0x100>; + + pinctrl-names = "default"; + pinctrl-0 = <&initial_alive>; + + wakeup-interrupt-controller { + compatible = "samsung,exynos7-wakeup-eint"; + interrupts = <GIC_SPI 16 IRQ_TYPE_LEVEL_HIGH>; + }; + + /* Pin bank with external direct wake-up interrupts */ + gpa0-gpio-bank { + gpio-controller; + #gpio-cells = <2>; + + interrupt-controller; + interrupt-parent = <&gic>; + interrupts = <GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 1 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 2 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 3 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 4 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 5 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 6 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>; + #interrupt-cells = <2>; + }; + + // ... + + te-irq-pins { + samsung,pins = "gpf1-3"; + samsung,pin-function = <0xf>; + }; + + // .. + + initial_alive: initial-state { + gpa0-0-pin { + samsung,pins = "gpa0-0"; + samsung,pin-function = <EXYNOS_PIN_FUNC_INPUT>; + samsung,pin-pud = <EXYNOS_PIN_PULL_DOWN>; + samsung,pin-drv = <EXYNOS5433_PIN_DRV_FAST_SR1>; + }; + + // ... + }; + }; + + - | + #include <dt-bindings/interrupt-controller/arm-gic.h> + #include <dt-bindings/pinctrl/samsung.h> + + pinctrl@114b0000 { + compatible = "samsung,exynos5433-pinctrl"; + reg = <0x114b0000 0x1000>; + interrupts = <GIC_SPI 68 IRQ_TYPE_LEVEL_HIGH>; + power-domains = <&pd_aud>; + + /* Pin bank with external GPIO or muxed external wake-up interrupts */ + gpz0-gpio-bank { + gpio-controller; + #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <2>; + }; + + // ... + + i2s0-bus-pins { + samsung,pins = "gpz0-0", "gpz0-1", "gpz0-2", "gpz0-3", + "gpz0-4", "gpz0-5", "gpz0-6"; + samsung,pin-function = <EXYNOS_PIN_FUNC_2>; + samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>; + samsung,pin-drv = <EXYNOS5433_PIN_DRV_FAST_SR1>; + }; + + // ... + }; diff --git a/Documentation/devicetree/bindings/pinctrl/samsung-pinctrl.txt b/Documentation/devicetree/bindings/pinctrl/samsung-pinctrl.txt deleted file mode 100644 index 9e70edceb21b..000000000000 --- a/Documentation/devicetree/bindings/pinctrl/samsung-pinctrl.txt +++ /dev/null @@ -1,383 +0,0 @@ -Samsung GPIO and Pin Mux/Config controller - -Samsung's ARM based SoC's integrates a GPIO and Pin mux/config hardware -controller. It controls the input/output settings on the available pads/pins -and also provides ability to multiplex and configure the output of various -on-chip controllers onto these pads. - -Required Properties: -- compatible: should be one of the following. - - "samsung,s3c2412-pinctrl": for S3C2412-compatible pin-controller, - - "samsung,s3c2416-pinctrl": for S3C2416-compatible pin-controller, - - "samsung,s3c2440-pinctrl": for S3C2440-compatible pin-controller, - - "samsung,s3c2450-pinctrl": for S3C2450-compatible pin-controller, - - "samsung,s3c64xx-pinctrl": for S3C64xx-compatible pin-controller, - - "samsung,s5pv210-pinctrl": for S5PV210-compatible pin-controller, - - "samsung,exynos3250-pinctrl": for Exynos3250 compatible pin-controller. - - "samsung,exynos4210-pinctrl": for Exynos4210 compatible pin-controller. - - "samsung,exynos4x12-pinctrl": for Exynos4x12 compatible pin-controller. - - "samsung,exynos5250-pinctrl": for Exynos5250 compatible pin-controller. - - "samsung,exynos5260-pinctrl": for Exynos5260 compatible pin-controller. - - "samsung,exynos5410-pinctrl": for Exynos5410 compatible pin-controller. - - "samsung,exynos5420-pinctrl": for Exynos5420 compatible pin-controller. - - "samsung,exynos5433-pinctrl": for Exynos5433 compatible pin-controller. - - "samsung,exynos7-pinctrl": for Exynos7 compatible pin-controller. - - "samsung,exynos7885-pinctrl": for Exynos7885 compatible pin-controller. - - "samsung,exynos850-pinctrl": for Exynos850 compatible pin-controller. - - "samsung,exynosautov9-pinctrl": for ExynosAutov9 compatible pin-controller. - -- reg: Base address of the pin controller hardware module and length of - the address space it occupies. - - - reg: Second base address of the pin controller if the specific registers - of the pin controller are separated into the different base address. - - Eg: GPF[1-5] of Exynos5433 are separated into the two base address. - - First base address is for GPAx and GPF[1-5] external interrupt - registers. - - Second base address is for GPF[1-5] pinctrl registers. - - pinctrl_0: pinctrl@10580000 { - compatible = "samsung,exynos5433-pinctrl"; - reg = <0x10580000 0x1a20>, <0x11090000 0x100>; - - wakeup-interrupt-controller { - compatible = "samsung,exynos7-wakeup-eint"; - interrupts = <0 16 0>; - }; - }; - -- Pin banks as child nodes: Pin banks of the controller are represented by child - nodes of the controller node. Bank name is taken from name of the node. Each - bank node must contain following properties: - - - gpio-controller: identifies the node as a gpio controller and pin bank. - - #gpio-cells: number of cells in GPIO specifier. Since the generic GPIO - binding is used, the amount of cells must be specified as 2. See the below - mentioned gpio binding representation for description of particular cells. - - Eg: <&gpx2 6 0> - <[phandle of the gpio controller node] - [pin number within the gpio controller] - [flags]> - - Values for gpio specifier: - - Pin number: is a value between 0 to 7. - - Flags: 0 - Active High - 1 - Active Low - -- Pin mux/config groups as child nodes: The pin mux (selecting pin function - mode) and pin config (pull up/down, driver strength) settings are represented - as child nodes of the pin-controller node. There should be at least one - child node and there is no limit on the count of these child nodes. It is - also possible for a child node to consist of several further child nodes - to allow grouping multiple pinctrl groups into one. The format of second - level child nodes is exactly the same as for first level ones and is - described below. - - The child node should contain a list of pin(s) on which a particular pin - function selection or pin configuration (or both) have to applied. This - list of pins is specified using the property name "samsung,pins". There - should be at least one pin specified for this property and there is no upper - limit on the count of pins that can be specified. The pins are specified - using pin names which are derived from the hardware manual of the SoC. As - an example, the pins in GPA0 bank of the pin controller can be represented - as "gpa0-0", "gpa0-1", "gpa0-2" and so on. The names should be in lower case. - The format of the pin names should be (as per the hardware manual) - "[pin bank name]-[pin number within the bank]". - - The pin function selection that should be applied on the pins listed in the - child node is specified using the "samsung,pin-function" property. The value - of this property that should be applied to each of the pins listed in the - "samsung,pins" property should be picked from the hardware manual of the SoC - for the specified pin group. This property is optional in the child node if - no specific function selection is desired for the pins listed in the child - node. The value of this property is used as-is to program the pin-controller - function selector register of the pin-bank. - - The child node can also optionally specify one or more of the pin - configuration that should be applied on all the pins listed in the - "samsung,pins" property of the child node. The following pin configuration - properties are supported. - - - samsung,pin-val: Initial value of pin output buffer. - - samsung,pin-pud: Pull up/down configuration. - - samsung,pin-drv: Drive strength configuration. - - samsung,pin-pud-pdn: Pull up/down configuration in power down mode. - - samsung,pin-drv-pdn: Drive strength configuration in power down mode. - - The values specified by these config properties should be derived from the - hardware manual and these values are programmed as-is into the pin - pull up/down and driver strength register of the pin-controller. - - Note: A child should include at least a pin function selection property or - pin configuration property (one or more) or both. - - The client nodes that require a particular pin function selection and/or - pin configuration should use the bindings listed in the "pinctrl-bindings.txt" - file. - -External GPIO and Wakeup Interrupts: - -The controller supports two types of external interrupts over gpio. The first -is the external gpio interrupt and second is the external wakeup interrupts. -The difference between the two is that the external wakeup interrupts can be -used as system wakeup events. - -A. External GPIO Interrupts: For supporting external gpio interrupts, the - following properties should be specified in the pin-controller device node. - - - interrupts: interrupt specifier for the controller. The format and value of - the interrupt specifier depends on the interrupt parent for the controller. - - In addition, following properties must be present in node of every bank - of pins supporting GPIO interrupts: - - - interrupt-controller: identifies the controller node as interrupt-parent. - - #interrupt-cells: the value of this property should be 2. - - First Cell: represents the external gpio interrupt number local to the - external gpio interrupt space of the controller. - - Second Cell: flags to identify the type of the interrupt - - 1 = rising edge triggered - - 2 = falling edge triggered - - 3 = rising and falling edge triggered - - 4 = high level triggered - - 8 = low level triggered - -B. External Wakeup Interrupts: For supporting external wakeup interrupts, a - child node representing the external wakeup interrupt controller should be - included in the pin-controller device node. - - Only one pin-controller device node can include external wakeup interrupts - child node (in other words, only one External Wakeup Interrupts - pin-controller is supported). - - This child node should include following properties: - - - compatible: identifies the type of the external wakeup interrupt controller - The possible values are: - - samsung,s3c2410-wakeup-eint: represents wakeup interrupt controller - found on Samsung S3C24xx SoCs except S3C2412 and S3C2413, - - samsung,s3c2412-wakeup-eint: represents wakeup interrupt controller - found on Samsung S3C2412 and S3C2413 SoCs, - - samsung,s3c64xx-wakeup-eint: represents wakeup interrupt controller - found on Samsung S3C64xx SoCs, - - samsung,s5pv210-wakeup-eint: represents wakeup interrupt controller - found on Samsung S5Pv210 SoCs, - - samsung,exynos4210-wakeup-eint: represents wakeup interrupt controller - found on Samsung Exynos4210 and S5PC110/S5PV210 SoCs. - - samsung,exynos7-wakeup-eint: represents wakeup interrupt controller - found on Samsung Exynos7 SoC. - - interrupts: interrupt used by multiplexed wakeup interrupts. - - In addition, following properties must be present in node of every bank - of pins supporting wake-up interrupts: - - - interrupt-controller: identifies the node as interrupt-parent. - - #interrupt-cells: the value of this property should be 2 - - First Cell: represents the external wakeup interrupt number local to - the external wakeup interrupt space of the controller. - - Second Cell: flags to identify the type of the interrupt - - 1 = rising edge triggered - - 2 = falling edge triggered - - 3 = rising and falling edge triggered - - 4 = high level triggered - - 8 = low level triggered - - Node of every bank of pins supporting direct wake-up interrupts (without - multiplexing) must contain following properties: - - - interrupts: interrupts of the interrupt parent which are used for external - wakeup interrupts from pins of the bank, must contain interrupts for all - pins of the bank. - -Aliases: - -All the pin controller nodes should be represented in the aliases node using -the following format 'pinctrl{n}' where n is a unique number for the alias. - -Aliases for controllers compatible with "samsung,exynos7-pinctrl": -- pinctrl0: pin controller of ALIVE block, -- pinctrl1: pin controller of BUS0 block, -- pinctrl2: pin controller of NFC block, -- pinctrl3: pin controller of TOUCH block, -- pinctrl4: pin controller of FF block, -- pinctrl5: pin controller of ESE block, -- pinctrl6: pin controller of FSYS0 block, -- pinctrl7: pin controller of FSYS1 block, -- pinctrl8: pin controller of BUS1 block, -- pinctrl9: pin controller of AUDIO block, - -Example: A pin-controller node with pin banks: - - pinctrl_0: pinctrl@11400000 { - compatible = "samsung,exynos4210-pinctrl"; - reg = <0x11400000 0x1000>; - interrupts = <0 47 0>; - - /* ... */ - - /* Pin bank without external interrupts */ - gpy0: gpy0 { - gpio-controller; - #gpio-cells = <2>; - }; - - /* ... */ - - /* Pin bank with external GPIO or muxed wake-up interrupts */ - gpj0: gpj0 { - gpio-controller; - #gpio-cells = <2>; - - interrupt-controller; - #interrupt-cells = <2>; - }; - - /* ... */ - - /* Pin bank with external direct wake-up interrupts */ - gpx0: gpx0 { - gpio-controller; - #gpio-cells = <2>; - - interrupt-controller; - interrupt-parent = <&gic>; - interrupts = <0 16 0>, <0 17 0>, <0 18 0>, <0 19 0>, - <0 20 0>, <0 21 0>, <0 22 0>, <0 23 0>; - #interrupt-cells = <2>; - }; - - /* ... */ - }; - -Example 1: A pin-controller node with pin groups. - - #include <dt-bindings/pinctrl/samsung.h> - - pinctrl_0: pinctrl@11400000 { - compatible = "samsung,exynos4210-pinctrl"; - reg = <0x11400000 0x1000>; - interrupts = <0 47 0>; - - /* ... */ - - uart0_data: uart0-data { - samsung,pins = "gpa0-0", "gpa0-1"; - samsung,pin-function = <EXYNOS_PIN_FUNC_2>; - samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>; - samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>; - }; - - uart0_fctl: uart0-fctl { - samsung,pins = "gpa0-2", "gpa0-3"; - samsung,pin-function = <EXYNOS_PIN_FUNC_2>; - samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>; - samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>; - }; - - uart1_data: uart1-data { - samsung,pins = "gpa0-4", "gpa0-5"; - samsung,pin-function = <EXYNOS_PIN_FUNC_2>; - samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>; - samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>; - }; - - uart1_fctl: uart1-fctl { - samsung,pins = "gpa0-6", "gpa0-7"; - samsung,pin-function = <EXYNOS_PIN_FUNC_2>; - samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>; - samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>; - }; - - i2c2_bus: i2c2-bus { - samsung,pins = "gpa0-6", "gpa0-7"; - samsung,pin-function = <EXYNOS_PIN_FUNC_3>; - samsung,pin-pud = <EXYNOS_PIN_PULL_UP>; - samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>; - }; - - sd4_bus8: sd4-bus-width8 { - part-1 { - samsung,pins = "gpk0-3", "gpk0-4", - "gpk0-5", "gpk0-6"; - samsung,pin-function = <EXYNOS_PIN_FUNC_3>; - samsung,pin-pud = <EXYNOS_PIN_PULL_UP>; - samsung,pin-drv = <EXYNOS4_PIN_DRV_LV4>; - }; - part-2 { - samsung,pins = "gpk1-3", "gpk1-4", - "gpk1-5", "gpk1-6"; - samsung,pin-function = <EXYNOS_PIN_FUNC_4>; - samsung,pin-pud = <EXYNOS_PIN_PULL_UP>; - samsung,pin-drv = <EXYNOS4_PIN_DRV_LV4>; - }; - }; - }; - -Example 2: A pin-controller node with external wakeup interrupt controller node. - - pinctrl_1: pinctrl@11000000 { - compatible = "samsung,exynos4210-pinctrl"; - reg = <0x11000000 0x1000>; - interrupts = <0 46 0> - - /* ... */ - - wakeup-interrupt-controller { - compatible = "samsung,exynos4210-wakeup-eint"; - interrupt-parent = <&gic>; - interrupts = <0 32 0>; - }; - }; - -Example 3: A uart client node that supports 'default' and 'flow-control' states. - - uart@13800000 { - compatible = "samsung,exynos4210-uart"; - reg = <0x13800000 0x100>; - interrupts = <0 52 0>; - pinctrl-names = "default", "flow-control; - pinctrl-0 = <&uart0_data>; - pinctrl-1 = <&uart0_data>, <&uart0_fctl>; - }; - -Example 4: Set up the default pin state for uart controller. - - static int s3c24xx_serial_probe(struct platform_device *pdev) { - struct pinctrl *pinctrl; - - /* ... */ - - pinctrl = devm_pinctrl_get_select_default(&pdev->dev); - } - -Example 5: A display port client node that supports 'default' pinctrl state - and gpio binding. - - display-port-controller { - /* ... */ - - samsung,hpd-gpio = <&gpx2 6 0>; - pinctrl-names = "default"; - pinctrl-0 = <&dp_hpd>; - }; - -Example 6: Request the gpio for display port controller - - static int exynos_dp_probe(struct platform_device *pdev) - { - int hpd_gpio, ret; - struct device *dev = &pdev->dev; - struct device_node *dp_node = dev->of_node; - - /* ... */ - - hpd_gpio = of_get_named_gpio(dp_node, "samsung,hpd-gpio", 0); - - /* ... */ - - ret = devm_gpio_request_one(&pdev->dev, hpd_gpio, GPIOF_IN, - "hpd_gpio"); - /* ... */ - } diff --git a/Documentation/devicetree/bindings/pinctrl/st,stm32-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/st,stm32-pinctrl.yaml index 83a18d0331b1..335ffc1353b5 100644 --- a/Documentation/devicetree/bindings/pinctrl/st,stm32-pinctrl.yaml +++ b/Documentation/devicetree/bindings/pinctrl/st,stm32-pinctrl.yaml @@ -41,11 +41,13 @@ properties: maxItems: 1 st,syscfg: - description: Should be phandle/offset/mask - - Phandle to the syscon node which includes IRQ mux selection. - - The offset of the IRQ mux selection register. - - The field mask of IRQ mux, needed if different of 0xf. + description: Phandle+args to the syscon node which includes IRQ mux selection. $ref: "/schemas/types.yaml#/definitions/phandle-array" + items: + - items: + - description: syscon node which includes IRQ mux selection + - description: The offset of the IRQ mux selection register + - description: The field mask of IRQ mux, needed if different of 0xf st,package: description: diff --git a/Documentation/devicetree/bindings/pinctrl/sunplus,sp7021-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/sunplus,sp7021-pinctrl.yaml new file mode 100644 index 000000000000..d8e75b3e64f1 --- /dev/null +++ b/Documentation/devicetree/bindings/pinctrl/sunplus,sp7021-pinctrl.yaml @@ -0,0 +1,374 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +# Copyright (C) Sunplus Co., Ltd. +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/pinctrl/sunplus,sp7021-pinctrl.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Sunplus SP7021 Pin Controller Device Tree Bindings + +maintainers: + - Dvorkin Dmitry <dvorkin@tibbo.com> + - Wells Lu <wellslutw@gmail.com> + +description: | + The Sunplus SP7021 pin controller is used to control SoC pins. Please + refer to pinctrl-bindings.txt in this directory for details of the common + pinctrl bindings used by client devices. + + SP7021 has 99 digital GPIO pins which are numbered from GPIO 0 to 98. All + are multiplexed with some special function pins. SP7021 has 3 types of + special function pins: + + (1) function-group pins: + Ex 1 (SPI-NOR flash): + If control-field SPI_FLASH_SEL is set to 1, GPIO 83, 84, 86 and 87 + will be pins of SPI-NOR flash. If it is set to 2, GPIO 76, 78, 79 + and 81 will be pins of SPI-NOR flash. + + Ex 2 (UART_0): + If control-bit UA0_SEL is set to 1, GPIO 88 and 89 will be TX and + RX pins of UART_0 (UART channel 0). + + Ex 3 (eMMC): + If control-bit EMMC_SEL is set to 1, GPIO 72, 73, 74, 75, 76, 77, + 78, 79, 80, 81 will be pins of an eMMC device. + + Properties "function" and "groups" are used to select function-group + pins. + + (2) fully pin-mux (like phone exchange mux) pins: + GPIO 8 to 71 are 'fully pin-mux' pins. Any pins of peripherals of + SP7021 (ex: UART_1, UART_2, UART_3, UART_4, I2C_0, I2C_1, and etc.) + can be routed to any pins of fully pin-mux pins. + + Ex 1 (UART channel 1): + If control-field UA1_TX_SEL is set to 3, TX pin of UART_1 will be + routed to GPIO 10 (3 - 1 + 8 = 10). + If control-field UA1_RX_SEL is set to 4, RX pin of UART_1 will be + routed to GPIO 11 (4 - 1 + 8 = 11). + If control-field UA1_RTS_SEL is set to 5, RTS pin of UART_1 will + be routed to GPIO 12 (5 - 1 + 8 = 12). + If control-field UA1_CTS_SEL is set to 6, CTS pin of UART_1 will + be routed to GPIO 13 (6 - 1 + 8 = 13). + + Ex 2 (I2C channel 0): + If control-field I2C0_CLK_SEL is set to 20, CLK pin of I2C_0 will + be routed to GPIO 27 (20 - 1 + 8 = 27). + If control-field I2C0_DATA_SEL is set to 21, DATA pin of I2C_0 + will be routed to GPIO 28 (21 - 1 + 9 = 28). + + Totally, SP7021 has 120 peripheral pins. The peripheral pins can be + routed to any of 64 'fully pin-mux' pins. + + (3) I/O processor pins + SP7021 has a built-in I/O processor. + Any GPIO pins (GPIO 0 to 98) can be set to pins of I/O processor. + + Vendor property "sunplus,pins" is used to select "fully pin-mux" pins, + "I/O processor pins" and "digital GPIO" pins. + + The device node of pin controller of Sunplus SP7021 has following + properties. + +properties: + compatible: + const: sunplus,sp7021-pctl + + gpio-controller: true + + '#gpio-cells': + const: 2 + + reg: + items: + - description: the MOON2 registers + - description: the GPIOXT registers + - description: the FIRST registers + - description: the MOON1 registers + + reg-names: + items: + - const: moon2 + - const: gpioxt + - const: first + - const: moon1 + + clocks: + maxItems: 1 + + resets: + maxItems: 1 + +patternProperties: + '-pins$': + type: object + description: | + A pinctrl node should contain at least one subnodes representing the + pins or function-pins group available on the machine. Each subnode + will list the pins it needs, and how they should be configured. + + Pinctrl node's client devices use subnodes for desired pin + configuration. Client device subnodes use below standard properties. + $ref: pinmux-node.yaml# + + properties: + sunplus,pins: + description: | + Define 'sunplus,pins' which are used by pinctrl node's client + device. + + It consists of one or more integers which represents the config + setting for corresponding pin. Each integer defines a individual + pin in which: + + Bit 32~24: defines GPIO number. Its range is 0 ~ 98. + Bit 23~16: defines types: (1) fully pin-mux pins + (2) IO processor pins + (3) digital GPIO pins + Bit 15~8: defines pins of peripherals (which are defined in + 'include/dt-binging/pinctrl/sppctl.h'). + Bit 7~0: defines types or initial-state of digital GPIO pins. + + Please use macro SPPCTL_IOPAD to define the integers for pins. + + $ref: /schemas/types.yaml#/definitions/uint32-array + + function: + description: | + Define pin-function which is used by pinctrl node's client device. + The name should be one of string in the following enumeration. + $ref: "/schemas/types.yaml#/definitions/string" + enum: [ SPI_FLASH, SPI_FLASH_4BIT, SPI_NAND, CARD0_EMMC, SD_CARD, + UA0, FPGA_IFX, HDMI_TX, LCDIF, USB0_OTG, USB1_OTG ] + + groups: + description: | + Define pin-group in a specified pin-function. + The name should be one of string in the following enumeration. + $ref: "/schemas/types.yaml#/definitions/string" + enum: [ SPI_FLASH1, SPI_FLASH2, SPI_FLASH_4BIT1, SPI_FLASH_4BIT2, + SPI_NAND, CARD0_EMMC, SD_CARD, UA0, FPGA_IFX, HDMI_TX1, + HDMI_TX2, HDMI_TX3, LCDIF, USB0_OTG, USB1_OTG ] + + sunplus,zerofunc: + description: | + This is a vendor specific property. It is used to disable pins + which are not used by pinctrl node's client device. + Some pins may be enabled by boot-loader. We can use this + property to disable them. + $ref: /schemas/types.yaml#/definitions/uint32-array + + additionalProperties: false + + allOf: + - if: + properties: + function: + enum: + - SPI_FLASH + then: + properties: + groups: + enum: + - SPI_FLASH1 + - SPI_FLASH2 + - if: + properties: + function: + enum: + - SPI_FLASH_4BIT + then: + properties: + groups: + enum: + - SPI_FLASH_4BIT1 + - SPI_FLASH_4BIT2 + - if: + properties: + function: + enum: + - SPI_NAND + then: + properties: + groups: + enum: + - SPI_NAND + - if: + properties: + function: + enum: + - CARD0_EMMC + then: + properties: + groups: + enum: + - CARD0_EMMC + - if: + properties: + function: + enum: + - SD_CARD + then: + properties: + groups: + enum: + - SD_CARD + - if: + properties: + function: + enum: + - UA0 + then: + properties: + groups: + enum: + - UA0 + - if: + properties: + function: + enum: + - FPGA_IFX + then: + properties: + groups: + enum: + - FPGA_IFX + - if: + properties: + function: + enum: + - HDMI_TX + then: + properties: + groups: + enum: + - HDMI_TX1 + - HDMI_TX2 + - HDMI_TX3 + - if: + properties: + function: + enum: + - LCDIF + then: + properties: + groups: + enum: + - LCDIF + - if: + properties: + function: + enum: + - USB0_OTG + then: + properties: + groups: + enum: + - USB0_OTG + - if: + properties: + function: + enum: + - USB1_OTG + then: + properties: + groups: + enum: + - USB1_OTG + +required: + - compatible + - reg + - reg-names + - "#gpio-cells" + - gpio-controller + - clocks + - resets + +additionalProperties: false + +examples: + - | + #include <dt-bindings/pinctrl/sppctl-sp7021.h> + + pinctl@9c000100 { + compatible = "sunplus,sp7021-pctl"; + reg = <0x9c000100 0x100>, <0x9c000300 0x100>, + <0x9c0032e4 0x1c>, <0x9c000080 0x20>; + reg-names = "moon2", "gpioxt", "first", "moon1"; + gpio-controller; + #gpio-cells = <2>; + clocks = <&clkc 0x83>; + resets = <&rstc 0x73>; + + uart0-pins { + function = "UA0"; + groups = "UA0"; + }; + + spinand0-pins { + function = "SPI_NAND"; + groups = "SPI_NAND"; + }; + + uart1-pins { + sunplus,pins = < + SPPCTL_IOPAD(11, SPPCTL_PCTL_G_PMUX, MUXF_UA1_TX, 0) + SPPCTL_IOPAD(10, SPPCTL_PCTL_G_PMUX, MUXF_UA1_RX, 0) + >; + }; + + uart2-pins { + sunplus,pins = < + SPPCTL_IOPAD(20, SPPCTL_PCTL_G_PMUX, MUXF_UA1_TX, 0) + SPPCTL_IOPAD(21, SPPCTL_PCTL_G_PMUX, MUXF_UA1_RX, 0) + SPPCTL_IOPAD(22, SPPCTL_PCTL_G_PMUX, MUXF_UA1_RTS, 0) + SPPCTL_IOPAD(23, SPPCTL_PCTL_G_PMUX, MUXF_UA1_CTS, 0) + >; + }; + + emmc-pins { + function = "CARD0_EMMC"; + groups = "CARD0_EMMC"; + }; + + sdcard-pins { + function = "SD_CARD"; + groups = "SD_CARD"; + sunplus,pins = < SPPCTL_IOPAD(91, SPPCTL_PCTL_G_GPIO, 0, 0) >; + }; + + hdmi_A_tx1-pins { + function = "HDMI_TX"; + groups = "HDMI_TX1"; + }; + hdmi_A_tx2-pins { + function = "HDMI_TX"; + groups = "HDMI_TX2"; + }; + hdmi_A_tx3-pins { + function = "HDMI_TX"; + groups = "HDMI_TX3"; + }; + + ethernet-pins { + sunplus,pins = < + SPPCTL_IOPAD(49,SPPCTL_PCTL_G_PMUX,MUXF_L2SW_CLK_OUT,0) + SPPCTL_IOPAD(44,SPPCTL_PCTL_G_PMUX,MUXF_L2SW_MAC_SMI_MDC,0) + SPPCTL_IOPAD(43,SPPCTL_PCTL_G_PMUX,MUXF_L2SW_MAC_SMI_MDIO,0) + SPPCTL_IOPAD(52,SPPCTL_PCTL_G_PMUX,MUXF_L2SW_P0_MAC_RMII_TXEN,0) + SPPCTL_IOPAD(50,SPPCTL_PCTL_G_PMUX,MUXF_L2SW_P0_MAC_RMII_TXD0,0) + SPPCTL_IOPAD(51,SPPCTL_PCTL_G_PMUX,MUXF_L2SW_P0_MAC_RMII_TXD1,0) + SPPCTL_IOPAD(46,SPPCTL_PCTL_G_PMUX,MUXF_L2SW_P0_MAC_RMII_CRSDV,0) + SPPCTL_IOPAD(47,SPPCTL_PCTL_G_PMUX,MUXF_L2SW_P0_MAC_RMII_RXD0,0) + SPPCTL_IOPAD(48,SPPCTL_PCTL_G_PMUX,MUXF_L2SW_P0_MAC_RMII_RXD1,0) + >; + sunplus,zerofunc = < + MUXF_L2SW_LED_FLASH0 + MUXF_L2SW_LED_ON0 + MUXF_L2SW_P0_MAC_RMII_RXER + >; + }; + }; +... |