Re: [PATCH 5/6] ARM: dts: s3c2416: Use macros for pinctrl configuration

From: Bartlomiej Zolnierkiewicz
Date: Thu Sep 01 2016 - 07:00:12 EST



Hi,

On Thursday, September 01, 2016 11:21:54 AM Krzysztof Kozlowski wrote:
> Usage of DTS macros instead of hard-coded numbers makes code easier
> to read. One does not have to remember which value means pull-up/down
> or specific driver strength.
>
> Signed-off-by: Krzysztof Kozlowski <k.kozlowski@xxxxxxxxxxx>
> ---
> arch/arm/boot/dts/s3c2416-pinctrl.dtsi | 38 ++++++++++++++++++----------------
> 1 file changed, 20 insertions(+), 18 deletions(-)
>
> diff --git a/arch/arm/boot/dts/s3c2416-pinctrl.dtsi b/arch/arm/boot/dts/s3c2416-pinctrl.dtsi
> index 527e3193817f..6274359fb323 100644
> --- a/arch/arm/boot/dts/s3c2416-pinctrl.dtsi
> +++ b/arch/arm/boot/dts/s3c2416-pinctrl.dtsi
> @@ -8,6 +8,8 @@
> * published by the Free Software Foundation.
> */
>
> +#include <dt-bindings/pinctrl/samsung.h>
> +
> &pinctrl_0 {
> /*
> * Pin banks
> @@ -83,91 +85,91 @@
>
> uart0_data: uart0-data {
> samsung,pins = "gph-0", "gph-1";
> - samsung,pin-function = <2>;
> + samsung,pin-function = <EXYNOS_PIN_FUNC_2>;

Shouldn't macros that are also used by s3c* be named as
SAMSUNG_PIN_FUNC_2 etc. (s3c* SoCs are not Exynos)?

Best regards,
--
Bartlomiej Zolnierkiewicz
Samsung R&D Institute Poland
Samsung Electronics