diff options
Diffstat (limited to 'Documentation/devicetree/bindings/soc')
7 files changed, 485 insertions, 17 deletions
diff --git a/Documentation/devicetree/bindings/soc/bcm/brcm,bcm2835-vchiq.txt b/Documentation/devicetree/bindings/soc/bcm/brcm,bcm2835-vchiq.txt deleted file mode 100644 index f331316183f6..000000000000 --- a/Documentation/devicetree/bindings/soc/bcm/brcm,bcm2835-vchiq.txt +++ /dev/null @@ -1,17 +0,0 @@ -Broadcom VCHIQ firmware services - -Required properties: - -- compatible: Should be "brcm,bcm2835-vchiq" on BCM2835, otherwise - "brcm,bcm2836-vchiq". -- reg: Physical base address and length of the doorbell register pair -- interrupts: The interrupt number - See bindings/interrupt-controller/brcm,bcm2835-armctrl-ic.txt - -Example: - -mailbox@7e00b840 { - compatible = "brcm,bcm2835-vchiq"; - reg = <0x7e00b840 0xf>; - interrupts = <0 2>; -}; diff --git a/Documentation/devicetree/bindings/soc/bcm/brcm,bcm2835-vchiq.yaml b/Documentation/devicetree/bindings/soc/bcm/brcm,bcm2835-vchiq.yaml new file mode 100644 index 000000000000..e04439b3355b --- /dev/null +++ b/Documentation/devicetree/bindings/soc/bcm/brcm,bcm2835-vchiq.yaml @@ -0,0 +1,53 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/soc/bcm/brcm,bcm2835-vchiq.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Broadcom VCHIQ firmware services + +maintainers: + - Nicolas Saenz Julienne <nsaenz@kernel.org> + +description: + The VCHIQ communication channel can be provided by BCM283x and Capri SoCs, + to communicate with the VPU-side OS services. + +properties: + compatible: + oneOf: + - description: BCM2835 based boards + items: + - enum: + - brcm,bcm2835-vchiq + + - description: BCM2836/BCM2837 based boards + items: + - enum: + - brcm,bcm2836-vchiq + - const: brcm,bcm2835-vchiq + + reg: + description: Physical base address and length of the doorbell register pair + minItems: 1 + + interrupts: + description: Interrupt number of the doorbell interrupt + minItems: 1 + +required: + - compatible + - reg + - interrupts + +additionalProperties: false + +examples: + - | + mailbox@7e00b840 { + compatible = "brcm,bcm2835-vchiq"; + reg = <0x7e00b840 0xf>; + interrupts = <0 2>; + }; + +... diff --git a/Documentation/devicetree/bindings/soc/imx/fsl,imx8mn-disp-blk-ctrl.yaml b/Documentation/devicetree/bindings/soc/imx/fsl,imx8mn-disp-blk-ctrl.yaml new file mode 100644 index 000000000000..fbeaac399c50 --- /dev/null +++ b/Documentation/devicetree/bindings/soc/imx/fsl,imx8mn-disp-blk-ctrl.yaml @@ -0,0 +1,97 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/soc/imx/fsl,imx8mn-disp-blk-ctrl.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: NXP i.MX8MN DISP blk-ctrl + +maintainers: + - Lucas Stach <l.stach@pengutronix.de> + +description: + The i.MX8MN DISP blk-ctrl is a top-level peripheral providing access to + the NoC and ensuring proper power sequencing of the display and MIPI CSI + peripherals located in the DISP domain of the SoC. + +properties: + compatible: + items: + - const: fsl,imx8mn-disp-blk-ctrl + - const: syscon + + reg: + maxItems: 1 + + '#power-domain-cells': + const: 1 + + power-domains: + minItems: 5 + maxItems: 5 + + power-domain-names: + items: + - const: bus + - const: isi + - const: lcdif + - const: mipi-dsi + - const: mipi-csi + + clocks: + minItems: 11 + maxItems: 11 + + clock-names: + items: + - const: disp_axi + - const: disp_apb + - const: disp_axi_root + - const: disp_apb_root + - const: lcdif-axi + - const: lcdif-apb + - const: lcdif-pix + - const: dsi-pclk + - const: dsi-ref + - const: csi-aclk + - const: csi-pclk + +required: + - compatible + - reg + - power-domains + - power-domain-names + - clocks + - clock-names + +additionalProperties: false + +examples: + - | + #include <dt-bindings/clock/imx8mn-clock.h> + #include <dt-bindings/power/imx8mn-power.h> + + disp_blk_ctl: blk_ctrl@32e28000 { + compatible = "fsl,imx8mn-disp-blk-ctrl", "syscon"; + reg = <0x32e28000 0x100>; + power-domains = <&pgc_dispmix>, <&pgc_dispmix>, + <&pgc_dispmix>, <&pgc_mipi>, + <&pgc_mipi>; + power-domain-names = "bus", "isi", "lcdif", "mipi-dsi", + "mipi-csi"; + clocks = <&clk IMX8MN_CLK_DISP_AXI>, + <&clk IMX8MN_CLK_DISP_APB>, + <&clk IMX8MN_CLK_DISP_AXI_ROOT>, + <&clk IMX8MN_CLK_DISP_APB_ROOT>, + <&clk IMX8MN_CLK_DISP_AXI_ROOT>, + <&clk IMX8MN_CLK_DISP_APB_ROOT>, + <&clk IMX8MN_CLK_DISP_PIXEL_ROOT>, + <&clk IMX8MN_CLK_DSI_CORE>, + <&clk IMX8MN_CLK_DSI_PHY_REF>, + <&clk IMX8MN_CLK_CSI1_PHY_REF>, + <&clk IMX8MN_CLK_CAMERA_PIXEL_ROOT>; + clock-names = "disp_axi", "disp_apb", "disp_axi_root", "disp_apb_root", + "lcdif-axi", "lcdif-apb", "lcdif-pix", "dsi-pclk", + "dsi-ref", "csi-aclk", "csi-pclk"; + #power-domain-cells = <1>; + }; diff --git a/Documentation/devicetree/bindings/soc/qcom/qcom-stats.yaml b/Documentation/devicetree/bindings/soc/qcom/qcom-stats.yaml index 99dff7d73b7e..473adca4e973 100644 --- a/Documentation/devicetree/bindings/soc/qcom/qcom-stats.yaml +++ b/Documentation/devicetree/bindings/soc/qcom/qcom-stats.yaml @@ -21,6 +21,11 @@ properties: enum: - qcom,rpmh-stats - qcom,rpm-stats + # For older RPM firmware versions with fixed offset for the sleep stats + - qcom,apq8084-rpm-stats + - qcom,msm8226-rpm-stats + - qcom,msm8916-rpm-stats + - qcom,msm8974-rpm-stats reg: maxItems: 1 diff --git a/Documentation/devicetree/bindings/soc/samsung/exynos-chipid.yaml b/Documentation/devicetree/bindings/soc/samsung/exynos-chipid.yaml new file mode 100644 index 000000000000..4bb8efb83ac1 --- /dev/null +++ b/Documentation/devicetree/bindings/soc/samsung/exynos-chipid.yaml @@ -0,0 +1,41 @@ +# SPDX-License-Identifier: GPL-2.0 +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/soc/samsung/exynos-chipid.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Samsung Exynos SoC series Chipid driver + +maintainers: + - Krzysztof Kozlowski <krzk@kernel.org> + +properties: + compatible: + enum: + - samsung,exynos4210-chipid + - samsung,exynos850-chipid + + reg: + maxItems: 1 + + samsung,asv-bin: + description: + Adaptive Supply Voltage bin selection. This can be used + to determine the ASV bin of an SoC if respective information + is missing in the CHIPID registers or in the OTP memory. + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [0, 1, 2, 3] + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + chipid@10000000 { + compatible = "samsung,exynos4210-chipid"; + reg = <0x10000000 0x100>; + samsung,asv-bin = <2>; + }; diff --git a/Documentation/devicetree/bindings/soc/samsung/exynos-pmu.yaml b/Documentation/devicetree/bindings/soc/samsung/exynos-pmu.yaml new file mode 100644 index 000000000000..c30a6437030d --- /dev/null +++ b/Documentation/devicetree/bindings/soc/samsung/exynos-pmu.yaml @@ -0,0 +1,130 @@ +# SPDX-License-Identifier: GPL-2.0 +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/soc/samsung/exynos-pmu.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Samsung Exynos SoC series Power Management Unit (PMU) + +maintainers: + - Krzysztof Kozlowski <krzk@kernel.org> + +# Custom select to avoid matching all nodes with 'syscon' +select: + properties: + compatible: + contains: + enum: + - samsung,exynos3250-pmu + - samsung,exynos4210-pmu + - samsung,exynos4412-pmu + - samsung,exynos5250-pmu + - samsung,exynos5260-pmu + - samsung,exynos5410-pmu + - samsung,exynos5420-pmu + - samsung,exynos5433-pmu + - samsung,exynos7-pmu + - samsung,exynos850-pmu + - samsung-s5pv210-pmu + required: + - compatible + +properties: + compatible: + items: + - enum: + - samsung,exynos3250-pmu + - samsung,exynos4210-pmu + - samsung,exynos4412-pmu + - samsung,exynos5250-pmu + - samsung,exynos5260-pmu + - samsung,exynos5410-pmu + - samsung,exynos5420-pmu + - samsung,exynos5433-pmu + - samsung,exynos7-pmu + - samsung,exynos850-pmu + - samsung-s5pv210-pmu + - const: syscon + + reg: + maxItems: 1 + + assigned-clock-parents: true + assigned-clocks: true + + '#clock-cells': + const: 1 + + clock-names: + description: + List of clock names for particular CLKOUT mux inputs + minItems: 1 + maxItems: 32 + items: + pattern: '^clkout([0-9]|[12][0-9]|3[0-1])$' + + clocks: + minItems: 1 + maxItems: 32 + + interrupt-controller: + description: + Some PMUs are capable of behaving as an interrupt controller (mostly + to wake up a suspended PMU). + + '#interrupt-cells': + description: + Must be identical to the that of the parent interrupt controller. + const: 3 + + syscon-poweroff: + $ref: "../../power/reset/syscon-poweroff.yaml#" + type: object + description: + Node for power off method + + syscon-reboot: + $ref: "../../power/reset/syscon-reboot.yaml#" + type: object + description: + Node for reboot method + +required: + - compatible + - reg + +additionalProperties: false + +allOf: + - if: + properties: + compatible: + contains: + enum: + - samsung,exynos3250-pmu + - samsung,exynos4210-pmu + - samsung,exynos4412-pmu + - samsung,exynos5250-pmu + - samsung,exynos5410-pmu + - samsung,exynos5420-pmu + - samsung,exynos5433-pmu + then: + required: + - '#clock-cells' + - clock-names + - clocks + +examples: + - | + #include <dt-bindings/clock/exynos5250.h> + + pmu_system_controller: system-controller@10040000 { + compatible = "samsung,exynos5250-pmu", "syscon"; + reg = <0x10040000 0x5000>; + interrupt-controller; + #interrupt-cells = <3>; + interrupt-parent = <&gic>; + #clock-cells = <1>; + clock-names = "clkout16"; + clocks = <&clock CLK_FIN_PLL>; + }; diff --git a/Documentation/devicetree/bindings/soc/samsung/exynos-usi.yaml b/Documentation/devicetree/bindings/soc/samsung/exynos-usi.yaml new file mode 100644 index 000000000000..273f2d95a043 --- /dev/null +++ b/Documentation/devicetree/bindings/soc/samsung/exynos-usi.yaml @@ -0,0 +1,159 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/soc/samsung/exynos-usi.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Samsung's Exynos USI (Universal Serial Interface) binding + +maintainers: + - Sam Protsenko <semen.protsenko@linaro.org> + - Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com> + +description: | + USI IP-core provides selectable serial protocol (UART, SPI or High-Speed I2C). + USI shares almost all internal circuits within each protocol, so only one + protocol can be chosen at a time. USI is modeled as a node with zero or more + child nodes, each representing a serial sub-node device. The mode setting + selects which particular function will be used. + + Refer to next bindings documentation for information on protocol subnodes that + can exist under USI node: + + [1] Documentation/devicetree/bindings/serial/samsung_uart.yaml + [2] Documentation/devicetree/bindings/i2c/i2c-exynos5.txt + [3] Documentation/devicetree/bindings/spi/spi-samsung.txt + +properties: + $nodename: + pattern: "^usi@[0-9a-f]+$" + + compatible: + enum: + - samsung,exynos850-usi # for USIv2 (Exynos850, ExynosAutoV9) + + reg: true + + clocks: true + + clock-names: true + + ranges: true + + "#address-cells": + const: 1 + + "#size-cells": + const: 1 + + samsung,sysreg: + $ref: /schemas/types.yaml#/definitions/phandle-array + description: + Should be phandle/offset pair. The phandle to System Register syscon node + (for the same domain where this USI controller resides) and the offset + of SW_CONF register for this USI controller. + + samsung,mode: + $ref: /schemas/types.yaml#/definitions/uint32 + description: + Selects USI function (which serial protocol to use). Refer to + <include/dt-bindings/soc/samsung,exynos-usi.h> for valid USI mode values. + + samsung,clkreq-on: + type: boolean + description: + Enable this property if underlying protocol requires the clock to be + continuously provided without automatic gating. As suggested by SoC + manual, it should be set in case of SPI/I2C slave, UART Rx and I2C + multi-master mode. Usually this property is needed if USI mode is set + to "UART". + + This property is optional. + +patternProperties: + # All other properties should be child nodes + "^(serial|spi|i2c)@[0-9a-f]+$": + type: object + description: Child node describing underlying USI serial protocol + +required: + - compatible + - ranges + - "#address-cells" + - "#size-cells" + - samsung,sysreg + - samsung,mode + +if: + properties: + compatible: + contains: + enum: + - samsung,exynos850-usi + +then: + properties: + reg: + maxItems: 1 + + clocks: + items: + - description: Bus (APB) clock + - description: Operating clock for UART/SPI/I2C protocol + + clock-names: + items: + - const: pclk + - const: ipclk + + required: + - reg + - clocks + - clock-names + +else: + properties: + reg: false + clocks: false + clock-names: false + samsung,clkreq-on: false + +additionalProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/arm-gic.h> + #include <dt-bindings/soc/samsung,exynos-usi.h> + + usi0: usi@138200c0 { + compatible = "samsung,exynos850-usi"; + reg = <0x138200c0 0x20>; + samsung,sysreg = <&sysreg_peri 0x1010>; + samsung,mode = <USI_V2_UART>; + samsung,clkreq-on; /* needed for UART mode */ + #address-cells = <1>; + #size-cells = <1>; + ranges; + clocks = <&cmu_peri 32>, <&cmu_peri 31>; + clock-names = "pclk", "ipclk"; + + serial_0: serial@13820000 { + compatible = "samsung,exynos850-uart"; + reg = <0x13820000 0xc0>; + interrupts = <GIC_SPI 227 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&cmu_peri 32>, <&cmu_peri 31>; + clock-names = "uart", "clk_uart_baud0"; + status = "disabled"; + }; + + hsi2c_0: i2c@13820000 { + compatible = "samsung,exynosautov9-hsi2c"; + reg = <0x13820000 0xc0>; + interrupts = <GIC_SPI 227 IRQ_TYPE_LEVEL_HIGH>; + #address-cells = <1>; + #size-cells = <0>; + clocks = <&cmu_peri 31>, <&cmu_peri 32>; + clock-names = "hsi2c", "hsi2c_pclk"; + status = "disabled"; + }; + }; |