diff options
Diffstat (limited to 'Documentation/devicetree/bindings/pinctrl/mediatek,mt65xx-pinctrl.yaml')
| -rw-r--r-- | Documentation/devicetree/bindings/pinctrl/mediatek,mt65xx-pinctrl.yaml | 49 |
1 files changed, 24 insertions, 25 deletions
diff --git a/Documentation/devicetree/bindings/pinctrl/mediatek,mt65xx-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/mediatek,mt65xx-pinctrl.yaml index 161088a8be33..bccff08a5ba3 100644 --- a/Documentation/devicetree/bindings/pinctrl/mediatek,mt65xx-pinctrl.yaml +++ b/Documentation/devicetree/bindings/pinctrl/mediatek,mt65xx-pinctrl.yaml @@ -4,13 +4,13 @@ $id: http://devicetree.org/schemas/pinctrl/mediatek,mt65xx-pinctrl.yaml# $schema: http://devicetree.org/meta-schemas/core.yaml# -title: Mediatek MT65xx Pin Controller Device Tree Bindings +title: MediaTek MT65xx Pin Controller maintainers: - Sean Wang <sean.wang@kernel.org> -description: |+ - The Mediatek's Pin controller is used to control SoC pins. +description: + The MediaTek's MT65xx Pin controller is used to control SoC pins. properties: compatible: @@ -30,17 +30,18 @@ properties: pins-are-numbered: $ref: /schemas/types.yaml#/definitions/flag - description: | - Specify the subnodes are using numbered pinmux to specify pins. + description: + Specify the subnodes are using numbered pinmux to specify pins. (UNUSED) + deprecated: true gpio-controller: true "#gpio-cells": const: 2 - 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. + 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. mediatek,pctl-regmap: $ref: /schemas/types.yaml#/definitions/phandle-array @@ -48,7 +49,7 @@ properties: maxItems: 1 minItems: 1 maxItems: 2 - description: | + description: Should be phandles of the syscfg node. interrupt-controller: true @@ -62,40 +63,39 @@ properties: required: - compatible - - pins-are-numbered - gpio-controller - "#gpio-cells" allOf: - - $ref: "pinctrl.yaml#" + - $ref: pinctrl.yaml# patternProperties: - '-[0-9]+$': + 'pins$': type: object additionalProperties: false patternProperties: - 'pins': + '(^pins|pins?$)': type: object additionalProperties: false - description: | + 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: "/schemas/pinctrl/pincfg-node.yaml" + $ref: /schemas/pinctrl/pincfg-node.yaml properties: pinmux: description: - integer array, represents gpio pin number and mux setting. + Integer array, represents gpio pin number and mux setting. Supported pin number and mux varies for different SoCs, and are - defined as macros in <soc>-pinfunc.h directly. + defined as macros in dt-bindings/pinctrl/<soc>-pinfunc.h directly. bias-disable: true bias-pull-up: - description: | + description: Besides generic pinconfig options, it can be used as the pull up settings for 2 pull resistors, R0 and R1. User can configure those special pins. Some macros have been defined for this usage, such @@ -117,7 +117,7 @@ patternProperties: input-schmitt-disable: true drive-strength: - description: | + description: Can support some arguments, such as MTK_DRIVE_4mA, MTK_DRIVE_6mA, etc. See dt-bindings/pinctrl/mt65xx.h for valid arguments. @@ -150,7 +150,6 @@ examples: compatible = "mediatek,mt8135-pinctrl"; reg = <0 0x1000B000 0 0x1000>; mediatek,pctl-regmap = <&syscfg_pctl_a>, <&syscfg_pctl_b>; - pins-are-numbered; gpio-controller; #gpio-cells = <2>; interrupt-controller; @@ -159,7 +158,7 @@ examples: <GIC_SPI 117 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 118 IRQ_TYPE_LEVEL_HIGH>; - i2c0_pins_a: i2c0-0 { + i2c0_pins_a: i2c0-pins { pins1 { pinmux = <MT8135_PIN_100_SDA0__FUNC_SDA0>, <MT8135_PIN_101_SCL0__FUNC_SCL0>; @@ -167,7 +166,7 @@ examples: }; }; - i2c1_pins_a: i2c1-0 { + i2c1_pins_a: i2c1-pins { pins { pinmux = <MT8135_PIN_195_SDA1__FUNC_SDA1>, <MT8135_PIN_196_SCL1__FUNC_SCL1>; @@ -175,7 +174,7 @@ examples: }; }; - i2c2_pins_a: i2c2-0 { + i2c2_pins_a: i2c2-pins { pins1 { pinmux = <MT8135_PIN_193_SDA2__FUNC_SDA2>; bias-pull-down; @@ -187,7 +186,7 @@ examples: }; }; - i2c3_pins_a: i2c3-0 { + i2c3_pins_a: i2c3-pins { pins1 { pinmux = <MT8135_PIN_40_DAC_CLK__FUNC_GPIO40>, <MT8135_PIN_41_DAC_WS__FUNC_GPIO41>; |