linux-kernel - Re: [PATCH 1/4] pinctrl: dt-bindings: samsung: add drive strength macros for Exynos5433

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Message-ID: <20161229115059.ncvtakz32vhcfsij@kozik-lap>
Date:   Thu, 29 Dec 2016 13:50:59 +0200
From:   Krzysztof Kozlowski <krzk@...nel.org>
To:     Andi Shyti <andi.shyti@...sung.com>
Cc:     Tomasz Figa <tomasz.figa@...il.com>,
        Chanwoo Choi <cw00.choi@...sung.com>,
        Krzysztof Kozlowski <krzk@...nel.org>,
        Sylwester Nawrocki <s.nawrocki@...sung.com>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will.deacon@....com>,
        Kukjin Kim <kgene@...nel.org>,
        Javier Martinez Canillas <javier@....samsung.com>,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-samsung-soc@...r.kernel.org, linux-kernel@...r.kernel.org,
        Andi Shyti <andi@...zian.org>
Subject: Re: [PATCH 1/4] pinctrl: dt-bindings: samsung: add drive strength
 macros for Exynos5433

On Thu, Dec 29, 2016 at 05:42:08PM +0900, Andi Shyti wrote:
> Commit 5db7e3bb87df ("pinctrl: dt-bindings: samsung: Add header with
> values used for configuration") has added a header file for defining the
> pinctrl values in order to avoid hardcoded settings in the Exynos
> DTS related files.
> 
> Extend samsung.h to the Exynos5433 for drive strength values
> which are strictly related to the particular SoC and may defer
> from others.
> 
> Signed-off-by: Andi Shyti <andi.shyti@...sung.com>
> ---
>  include/dt-bindings/pinctrl/samsung.h | 6 ++++++
>  1 file changed, 6 insertions(+)
> 
> diff --git a/include/dt-bindings/pinctrl/samsung.h b/include/dt-bindings/pinctrl/samsung.h
> index 6276eb785e2b..58868313d64b 100644
> --- a/include/dt-bindings/pinctrl/samsung.h
> +++ b/include/dt-bindings/pinctrl/samsung.h
> @@ -45,6 +45,12 @@
>  #define EXYNOS5420_PIN_DRV_LV3		2
>  #define EXYNOS5420_PIN_DRV_LV4		3
>  
> +/* Drive strengths for Exynos5433 */
> +#define EXYNOS5433_PIN_DRV_LV1		0
> +#define EXYNOS5433_PIN_DRV_LV2		1
> +#define EXYNOS5433_PIN_DRV_LV3		2
> +#define EXYNOS5433_PIN_DRV_LV4		3

Same values as existing. No need to re-define these.

Best regards,
Krzysztof