diff options
Diffstat (limited to 'Documentation/devicetree/bindings/pinctrl/pinctrl-mt8195.yaml')
| -rw-r--r-- | Documentation/devicetree/bindings/pinctrl/pinctrl-mt8195.yaml | 41 |
1 files changed, 10 insertions, 31 deletions
diff --git a/Documentation/devicetree/bindings/pinctrl/pinctrl-mt8195.yaml b/Documentation/devicetree/bindings/pinctrl/pinctrl-mt8195.yaml index c5b755514c46..66fe17e9e4d3 100644 --- a/Documentation/devicetree/bindings/pinctrl/pinctrl-mt8195.yaml +++ b/Documentation/devicetree/bindings/pinctrl/pinctrl-mt8195.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 8 GPIO @@ -49,7 +51,7 @@ properties: description: The interrupt outputs to sysirq. maxItems: 1 - mediatek,rsel_resistance_in_si_unit: + mediatek,rsel-resistance-in-si-unit: type: boolean description: | Identifying i2c pins pull up/down type which is RSEL. It can support @@ -98,31 +100,8 @@ 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] + drive-strength-microamp: + enum: [125, 250, 500, 1000] bias-pull-down: oneOf: @@ -142,7 +121,7 @@ patternProperties: "MTK_PUPD_SET_R1R0_11" define in mt8195. 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". + "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" & "MTK_PULL_SET_RSEL_100" & "MTK_PULL_SET_RSEL_101" @@ -161,7 +140,7 @@ patternProperties: }; An example of using si unit resistance value(ohm): &pio { - mediatek,rsel_resistance_in_si_unit; + mediatek,rsel-resistance-in-si-unit; } pincontroller { i2c0_pin { @@ -190,7 +169,7 @@ patternProperties: "MTK_PUPD_SET_R1R0_11" define in mt8195. 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". + "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" & "MTK_PULL_SET_RSEL_100" & "MTK_PULL_SET_RSEL_101" @@ -209,7 +188,7 @@ patternProperties: }; An example of using si unit resistance value(ohm): &pio { - mediatek,rsel_resistance_in_si_unit; + mediatek,rsel-resistance-in-si-unit; } pincontroller { i2c0-pins { @@ -302,7 +281,7 @@ examples: pinmux = <PINMUX_GPIO8__FUNC_SDA0>, <PINMUX_GPIO9__FUNC_SCL0>; bias-disable; - mediatek,drive-strength-adv = <7>; + drive-strength-microamp = <1000>; }; }; }; |