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pinctrl: renesas: Implement get_pin_muxing() callback

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Implement get_pin_muxing() callback so that pinmux status
command can be used on Renesas platforms.

Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Reviewed-by: Biju Das <biju.das.jz@bp.renesas.com>
This commit is contained in:
Lad Prabhakar 2020-11-28 13:13:09 +00:00 committed by Marek Vasut
parent cc6aa80dd1
commit 8096e2426d
1 changed files with 25 additions and 0 deletions
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25
drivers/pinctrl/renesas/pfc.c
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@ -449,6 +449,30 @@ static const char *sh_pfc_pinctrl_get_group_name(struct udevice *dev,
return priv->pfc.info->groups[selector].name;
}
static int sh_pfc_pinctrl_get_pin_muxing(struct udevice *dev,
unsigned int selector,
char *buf, int size)
{
struct sh_pfc_pinctrl_priv *priv = dev_get_priv(dev);
struct sh_pfc_pinctrl *pmx = &priv->pmx;
struct sh_pfc *pfc = &priv->pfc;
struct sh_pfc_pin_config *cfg;
const struct sh_pfc_pin *pin;
int idx;
pin = &priv->pfc.info->pins[selector];
if (!pin) {
snprintf(buf, size, "Unknown");
return -EINVAL;
}
idx = sh_pfc_get_pin_index(pfc, pin->pin);
cfg = &pmx->configs[idx];
snprintf(buf, size, "%s", cfg->name);
return 0;
}
static int sh_pfc_pinctrl_get_functions_count(struct udevice *dev)
{
struct sh_pfc_pinctrl_priv *priv = dev_get_priv(dev);
@ -815,6 +839,7 @@ static struct pinctrl_ops sh_pfc_pinctrl_ops = {
.get_pin_name = sh_pfc_pinctrl_get_pin_name,
.get_groups_count = sh_pfc_pinctrl_get_groups_count,
.get_group_name = sh_pfc_pinctrl_get_group_name,
.get_pin_muxing = sh_pfc_pinctrl_get_pin_muxing,
.get_functions_count = sh_pfc_pinctrl_get_functions_count,
.get_function_name = sh_pfc_pinctrl_get_function_name,