diff options
Diffstat (limited to 'Documentation/devicetree/bindings/pinctrl/spacemit,k1-pinctrl.yaml')
| -rw-r--r-- | Documentation/devicetree/bindings/pinctrl/spacemit,k1-pinctrl.yaml | 27 |
1 files changed, 22 insertions, 5 deletions
diff --git a/Documentation/devicetree/bindings/pinctrl/spacemit,k1-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/spacemit,k1-pinctrl.yaml index d80e88aa07b4..3e734aeb01cc 100644 --- a/Documentation/devicetree/bindings/pinctrl/spacemit,k1-pinctrl.yaml +++ b/Documentation/devicetree/bindings/pinctrl/spacemit,k1-pinctrl.yaml @@ -11,7 +11,9 @@ maintainers: properties: compatible: - const: spacemit,k1-pinctrl + enum: + - spacemit,k1-pinctrl + - spacemit,k3-pinctrl reg: items: @@ -30,6 +32,10 @@ properties: resets: maxItems: 1 + spacemit,apbc: + $ref: /schemas/types.yaml#/definitions/phandle + description: Phandle to syscon that access the protected register + patternProperties: '-cfg$': type: object @@ -72,10 +78,20 @@ patternProperties: enum: [ 0, 1 ] drive-strength: - description: | - typical current when output high level. - 1.8V output: 11, 21, 32, 42 (mA) - 3.3V output: 7, 10, 13, 16, 19, 23, 26, 29 (mA) + description: + typical current (in mA) when the output at high level. + anyOf: + - enum: [ 11, 21, 32, 42 ] + description: For K1 SoC, 1.8V voltage output + + - enum: [ 7, 10, 13, 16, 19, 23, 26, 29 ] + description: For K1 SoC, 3.3V voltage output + + - enum: [ 2, 4, 6, 7, 9, 11, 13, 14, 21, 23, 25, 26, 28, 30, 31, 33 ] + description: For K3 SoC, 1.8V voltage output + + - enum: [ 3, 5, 7, 9, 11, 13, 15, 17, 25, 27, 29, 31, 33, 35, 37, 38 ] + description: For K3 SoC, 3.3V voltage output input-schmitt: description: | @@ -126,6 +142,7 @@ examples: clocks = <&syscon_apbc 42>, <&syscon_apbc 94>; clock-names = "func", "bus"; + spacemit,apbc = <&syscon_apbc>; uart0_2_cfg: uart0-2-cfg { uart0-2-pins { |