diff options
-rw-r--r-- | Documentation/devicetree/bindings/pinctrl/rockchip,pinctrl.txt | 6 | ||||
-rw-r--r-- | include/dt-bindings/pinctrl/rockchip.h | 2 |
2 files changed, 5 insertions, 3 deletions
diff --git a/Documentation/devicetree/bindings/pinctrl/rockchip,pinctrl.txt b/Documentation/devicetree/bindings/pinctrl/rockchip,pinctrl.txt index 4658b69..388b213 100644 --- a/Documentation/devicetree/bindings/pinctrl/rockchip,pinctrl.txt +++ b/Documentation/devicetree/bindings/pinctrl/rockchip,pinctrl.txt @@ -2,8 +2,8 @@ The Rockchip Pinmux Controller, enables the IC to share one PAD to several functional blocks. The sharing is done by -multiplexing the PAD input/output signals. For each PAD there are up to -4 muxing options with option 0 being the use as a GPIO. +multiplexing the PAD input/output signals. For each PAD there are several +muxing options with option 0 being the use as a GPIO. Please refer to pinctrl-bindings.txt in this directory for details of the common pinctrl bindings used by client devices, including the meaning of the @@ -58,7 +58,7 @@ Deprecated properties for gpio sub nodes: Required properties for pin configuration node: - rockchip,pins: 3 integers array, represents a group of pins mux and config setting. The format is rockchip,pins = <PIN_BANK PIN_BANK_IDX MUX &phandle>. - The MUX 0 means gpio and MUX 1 to 3 mean the specific device function. + The MUX 0 means gpio and MUX 1 to N mean the specific device function. The phandle of a node containing the generic pinconfig options to use, as described in pinctrl-bindings.txt in this directory. diff --git a/include/dt-bindings/pinctrl/rockchip.h b/include/dt-bindings/pinctrl/rockchip.h index cd5788b..743e66a 100644 --- a/include/dt-bindings/pinctrl/rockchip.h +++ b/include/dt-bindings/pinctrl/rockchip.h @@ -28,5 +28,7 @@ #define RK_FUNC_GPIO 0 #define RK_FUNC_1 1 #define RK_FUNC_2 2 +#define RK_FUNC_3 3 +#define RK_FUNC_4 4 #endif |