[PATCH] pinctrl: fix up device tree bindings

Rob Herring robherring2 at gmail.com
Tue Jan 13 12:06:24 PST 2015


On Sat, Jan 10, 2015 at 3:14 PM, Linus Walleij <linus.walleij at linaro.org> wrote:
> After the Nomadik pin controller was force migrated to generic pin
> control bindings, some leftovers in the documentation need to be
> cleaned up. The code and device trees are already migrated.
>
> Signed-off-by: Linus Walleij <linus.walleij at linaro.org>

Applied for 3.20. Thanks.

> ---
>  .../devicetree/bindings/pinctrl/ste,nomadik.txt    | 35 ++++++++++++----------
>  1 file changed, 20 insertions(+), 15 deletions(-)
>
> diff --git a/Documentation/devicetree/bindings/pinctrl/ste,nomadik.txt b/Documentation/devicetree/bindings/pinctrl/ste,nomadik.txt
> index 6b33b9f18e88..f63fcb3ed352 100644
> --- a/Documentation/devicetree/bindings/pinctrl/ste,nomadik.txt
> +++ b/Documentation/devicetree/bindings/pinctrl/ste,nomadik.txt
> @@ -16,17 +16,22 @@ mux function to select on those pin(s)/group(s), and various pin configuration
>  parameters, such as input, output, pull up, pull down...
>
>  The name of each subnode is not important; all subnodes should be enumerated
> -and processed purely based on their content.
> +and processed purely based on their content. The subnodes use the generic
> +pin multiplexing node layout from the standard pin control bindings
> +(see pinctrl-bindings.txt):
>
> -Required subnode-properties:
> -- ste,pins : An array of strings. Each string contains the name of a pin or
> -    group.
> -
> -Optional subnode-properties:
> -- ste,function: A string containing the name of the function to mux to the
> +Required pin multiplexing subnode properties:
> +- function: A string containing the name of the function to mux to the
>    pin or group.
> +- groups : An array of strings. Each string contains the name of a pin
> +  group that will be combined with the function to form a multiplexing
> +  set-up.
>
> -- ste,config: Handle of pin configuration node (e.g. ste,config = <&slpm_in_wkup_pdis>)
> +Required pin configuration subnode properties:
> +- pins: A string array describing the pins affected by the configuration
> +  in the node.
> +- ste,config: Handle of pin configuration node
> +  (e.g. ste,config = <&slpm_in_wkup_pdis>)
>
>  - ste,input : <0/1/2>
>         0: input with no pull
> @@ -97,32 +102,32 @@ Example board file extract:
>                 uart0 {
>                         uart0_default_mux: uart0_mux {
>                                 u0_default_mux {
> -                                       ste,function = "u0";
> -                                       ste,pins = "u0_a_1";
> +                                       function = "u0";
> +                                       pins = "u0_a_1";
>                                 };
>                         };
>                         uart0_default_mode: uart0_default {
>                                 uart0_default_cfg1 {
> -                                       ste,pins = "GPIO0", "GPIO2";
> +                                       pins = "GPIO0", "GPIO2";
>                                         ste,input = <1>;
>                                 };
>
>                                 uart0_default_cfg2 {
> -                                       ste,pins = "GPIO1", "GPIO3";
> +                                       pins = "GPIO1", "GPIO3";
>                                         ste,output = <1>;
>                                 };
>                         };
>                         uart0_sleep_mode: uart0_sleep {
>                                 uart0_sleep_cfg1 {
> -                                       ste,pins = "GPIO0", "GPIO2";
> +                                       pins = "GPIO0", "GPIO2";
>                                         ste,config = <&slpm_in_wkup_pdis>;
>                                 };
>                                 uart0_sleep_cfg2 {
> -                                       ste,pins = "GPIO1";
> +                                       pins = "GPIO1";
>                                         ste,config = <&slpm_out_hi_wkup_pdis>;
>                                 };
>                                 uart0_sleep_cfg3 {
> -                                       ste,pins = "GPIO3";
> +                                       pins = "GPIO3";
>                                         ste,config = <&slpm_out_wkup_pdis>;
>                                 };
>                         };
> --
> 1.9.3
>
>
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