diff options
Diffstat (limited to 'Documentation/devicetree/bindings/pinctrl/mediatek,mt6779-pinctrl.yaml')
| -rw-r--r-- | Documentation/devicetree/bindings/pinctrl/mediatek,mt6779-pinctrl.yaml | 95 |
1 files changed, 69 insertions, 26 deletions
diff --git a/Documentation/devicetree/bindings/pinctrl/mediatek,mt6779-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/mediatek,mt6779-pinctrl.yaml index 8c79fcef7c52..a2141eb0854e 100644 --- a/Documentation/devicetree/bindings/pinctrl/mediatek,mt6779-pinctrl.yaml +++ b/Documentation/devicetree/bindings/pinctrl/mediatek,mt6779-pinctrl.yaml @@ -8,31 +8,22 @@ title: Mediatek MT6779 Pin Controller maintainers: - Andy Teng <andy.teng@mediatek.com> + - Sean Wang <sean.wang@kernel.org> -description: |+ - The pin controller node should be the child of a syscon node with the - required property: - - compatible: "syscon" +description: + The MediaTek pin controller on MT6779 is used to control pin + functions, pull up/down resistance and drive strength options. properties: compatible: - const: mediatek,mt6779-pinctrl + enum: + - mediatek,mt6779-pinctrl + - mediatek,mt6797-pinctrl reg: - minItems: 9 - maxItems: 9 - - reg-names: - items: - - const: "gpio" - - const: "iocfg_rm" - - const: "iocfg_br" - - const: "iocfg_lm" - - const: "iocfg_lb" - - const: "iocfg_rt" - - const: "iocfg_lt" - - const: "iocfg_tl" - - const: "eint" + description: Physical addresses for GPIO base(s) and EINT registers. + + reg-names: true gpio-controller: true @@ -59,19 +50,65 @@ properties: "#interrupt-cells": const: 2 -allOf: - - $ref: "pinctrl.yaml#" - required: - compatible - reg - reg-names - gpio-controller - "#gpio-cells" - - gpio-ranges - - interrupt-controller - - interrupts - - "#interrupt-cells" + +allOf: + - $ref: "pinctrl.yaml#" + - if: + properties: + compatible: + contains: + const: mediatek,mt6779-pinctrl + then: + properties: + reg: + minItems: 9 + maxItems: 9 + + reg-names: + items: + - const: gpio + - const: iocfg_rm + - const: iocfg_br + - const: iocfg_lm + - const: iocfg_lb + - const: iocfg_rt + - const: iocfg_lt + - const: iocfg_tl + - const: eint + - if: + properties: + compatible: + contains: + const: mediatek,mt6797-pinctrl + then: + properties: + reg: + minItems: 5 + maxItems: 5 + + reg-names: + items: + - const: gpio + - const: iocfgl + - const: iocfgb + - const: iocfgr + - const: iocfgt + - if: + properties: + reg-names: + contains: + const: eint + then: + required: + - interrupts + - interrupt-controller + - "#interrupt-cells" patternProperties: '-[0-9]*$': @@ -113,6 +150,12 @@ patternProperties: input-schmitt-disable: true + drive-strength: + enum: [2, 4, 8, 12, 16] + + slew-rate: + enum: [0, 1] + mediatek,pull-up-adv: description: | Pull up setings for 2 pull resistors, R0 and R1. User can |