[PATCH v2] pinctrl: meson: fix unused variable warning

[Neil Armstrong]

On 30/03/2022 04:37, Qianggui Song wrote:
> The kernel test robot reported a warning as below:
>>> drivers/pinctrl/meson/pinctrl-meson-s4.c:178:27: warning: unused variable 'tdm_sclk1_c_pins' [-Wunused-const-variable]
>     static const unsigned int tdm_sclk1_c_pins[]            = { GPIOC_3 };
> 
> Fix it by adding missing description about this pins
> 
> Fixes: 775214d389c2 ("pinctrl: meson: add pinctrl driver support for Meson-S4 Soc")
> Reported-by: kernel test robot <lkp at intel.com>
> Signed-off-by: Qianggui Song <qianggui.song at amlogic.com>
> ---
>   drivers/pinctrl/meson/pinctrl-meson-s4.c | 3 ++-
>   1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/pinctrl/meson/pinctrl-meson-s4.c b/drivers/pinctrl/meson/pinctrl-meson-s4.c
> index 3c7358f53302..cea77864b880 100644
> --- a/drivers/pinctrl/meson/pinctrl-meson-s4.c
> +++ b/drivers/pinctrl/meson/pinctrl-meson-s4.c
> @@ -575,6 +575,7 @@ static struct meson_pmx_group meson_s4_periphs_groups[] = {
>   	GROUP(tdm_d2_c,			4),
>   	GROUP(tdm_d3_c,			4),
>   	GROUP(tdm_fs1_c,		4),
> +	GROUP(tdm_sclk1_c,		4),
>   	GROUP(mclk_1_c,			4),
>   	GROUP(tdm_d4_c,			4),
>   	GROUP(tdm_d5_c,			4),
> @@ -936,7 +937,7 @@ static const char * const iso7816_groups[] = {
>   };
>   
>   static const char * const tdm_groups[] = {
> -	"tdm_d2_c", "tdm_d3_c", "tdm_fs1_c", "tdm_d4_c", "tdm_d5_c",
> +	"tdm_d2_c", "tdm_d3_c", "tdm_fs1_c", "tdm_d4_c", "tdm_d5_c", "tdm_sclk1_c",
>   	"tdm_fs1_d", "tdm_d4_d", "tdm_d3_d", "tdm_d2_d", "tdm_sclk1_d",
>   	"tdm_sclk1_h", "tdm_fs1_h", "tdm_d2_h", "tdm_d3_h", "tdm_d4_h",
>   	"tdm_d1", "tdm_d0", "tdm_fs0", "tdm_sclk0", "tdm_fs2", "tdm_sclk2",

Reviewed-by: Neil Armstrong <narmstrong at baylibre.com>