linux-kernel - Re: [PATCH 1/6] pinctrl: dt-bindings: samsung: Update documentation with new macros

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Message-ID: <8dda7bb7-fb99-3e13-be03-e21e3b18e501@osg.samsung.com>
Date:   Thu, 1 Sep 2016 12:29:50 +0200
From:   Javier Martinez Canillas <javier@....samsung.com>
To:     Krzysztof Kozlowski <k.kozlowski@...sung.com>,
        Tomasz Figa <tomasz.figa@...il.com>,
        Krzysztof Kozlowski <krzk@...nel.org>,
        Sylwester Nawrocki <s.nawrocki@...sung.com>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-samsung-soc@...r.kernel.org, devicetree@...r.kernel.org,
        Kukjin Kim <kgene@...nel.org>
Cc:     Arnd Bergmann <arnd@...db.de>,
        Linus Walleij <linus.walleij@...aro.org>,
        Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>
Subject: Re: [PATCH 1/6] pinctrl: dt-bindings: samsung: Update documentation
 with new macros

Hello Krzysztof,

On 09/01/2016 11:21 AM, Krzysztof Kozlowski wrote:
> Update examples in Samsung pinctrl dt-bindings with new macros coming
> from header file.
> 
> Signed-off-by: Krzysztof Kozlowski <k.kozlowski@...sung.com>
> ---
>  .../bindings/pinctrl/samsung-pinctrl.txt           | 42 +++++++++++-----------
>  1 file changed, 21 insertions(+), 21 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/pinctrl/samsung-pinctrl.txt b/Documentation/devicetree/bindings/pinctrl/samsung-pinctrl.txt
> index 6db16b90873a..828ef7fdd437 100644
> --- a/Documentation/devicetree/bindings/pinctrl/samsung-pinctrl.txt
> +++ b/Documentation/devicetree/bindings/pinctrl/samsung-pinctrl.txt
> @@ -238,53 +238,53 @@ Example 1: A pin-controller node with pin groups.
>  
>  		uart0_data: uart0-data {
>  			samsung,pins = "gpa0-0", "gpa0-1";
> -			samsung,pin-function = <2>;
> -			samsung,pin-pud = <0>;
> -			samsung,pin-drv = <0>;
> +			samsung,pin-function = <EXYNOS_PIN_FUNC_2>;
> +			samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
> +			samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>;
>  		};

I wonder if besides updating the examples, the DT binding shouldn't also
mention include/dt-bindings/pinctrl/samsung.h and list the macros for each
possible pin configuration.

Best regards,
-- 
Javier Martinez Canillas
Open Source Group
Samsung Research America