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Re: [PATCH v2 1/2] dt-bindings: Update iProc GPIO bindings

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On Mon, May 02, 2016 at 01:51:47PM -0700, Ray Jui wrote:
> Update the iProc GPIO binding document to add new compatible strings
> "brcm,iproc-gpio-v2" and "brcm,iproc-gpio-v3" for the 2nd and 3rd
> generation of the iProc GPIO controllers
> 
> Signed-off-by: Ray Jui <ray.jui@broadcom.com>
> ---
>  Documentation/devicetree/bindings/pinctrl/brcm,iproc-gpio.txt | 11 ++++++++++-
>  1 file changed, 10 insertions(+), 1 deletion(-)
> 
> diff --git a/Documentation/devicetree/bindings/pinctrl/brcm,iproc-gpio.txt b/Documentation/devicetree/bindings/pinctrl/brcm,iproc-gpio.txt
> index e427792..3a56649 100644
> --- a/Documentation/devicetree/bindings/pinctrl/brcm,iproc-gpio.txt
> +++ b/Documentation/devicetree/bindings/pinctrl/brcm,iproc-gpio.txt
> @@ -4,7 +4,16 @@ Required properties:
>  
>  - compatible:
>      Must be "brcm,cygnus-ccm-gpio", "brcm,cygnus-asiu-gpio",
> -    "brcm,cygnus-crmu-gpio" or "brcm,iproc-gpio"
> +    or "brcm,cygnus-crmu-gpio" for Cygnus SoCs
> +
> +    "brcm,iproc-gpio" for the first generation of the GPIO controller that
> +    supports full-featured pinctrl and GPIO functions used in iProc based SoCs
> +
> +    "brcm,iproc-gpio-v2" for the second generation of the GPIO controller that
> +    has the drive strength pinctrl support disabled, e.g., in the iProc NSP SoC
> +
> +    "brcm,iproc-gpio-v3" for the third generation of the GPIO controller that
> +    has the general pinctrl support completely disabled

You can have these for driver matching, but you still need SoC specific 
compatible strings.

Rob

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[PATCH v2 0/2] Additional iProc GPIO support Ray Jui <ray.jui@broadcom.com> - 2016-05-02 23:00 +0200
  [PATCH v2 1/2] dt-bindings: Update iProc GPIO bindings Ray Jui <ray.jui@broadcom.com> - 2016-05-02 23:00 +0200
    Re: [PATCH v2 1/2] dt-bindings: Update iProc GPIO bindings Rob Herring <robh@kernel.org> - 2016-05-04 15:30 +0200
      Re: [PATCH v2 1/2] dt-bindings: Update iProc GPIO bindings Ray Jui <ray.jui@broadcom.com> - 2016-05-04 18:30 +0200
        Re: [PATCH v2 1/2] dt-bindings: Update iProc GPIO bindings Rob Herring <robh@kernel.org> - 2016-05-11 16:10 +0200
          Re: [PATCH v2 1/2] dt-bindings: Update iProc GPIO bindings Ray Jui <ray.jui@broadcom.com> - 2016-05-11 18:00 +0200
  [PATCH v2 2/2] pinctrl: iproc: Add v2/v3 GPIO support Ray Jui <ray.jui@broadcom.com> - 2016-05-02 23:00 +0200
  Re: [PATCH v2 0/2] Additional iProc GPIO support Linus Walleij <linus.walleij@linaro.org> - 2016-05-11 11:40 +0200

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