LM
/
u-boot
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

pinctrl: rmobile: Add support for setting single pins 

Add code to handle single pins nodes from DT in addition to already
support groups handling.

Signed-off-by: Marek Vasut <marek.vasut+renesas@gmail.com>
Cc: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
This commit is contained in:
Marek Vasut 2017-11-26 17:42:16 +01:00
parent 02e80f0c11
commit 2489bb54a5
1 changed files with 31 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

31
drivers/pinctrl/renesas/pfc.c
View File

@ -448,6 +448,22 @@ static const char *sh_pfc_pinctrl_get_function_name(struct udevice *dev,
return priv->pfc.info->functions[selector].name; return priv->pfc.info->functions[selector].name;
} }
static int sh_pfc_pinctrl_pin_set(struct udevice *dev, unsigned pin_selector,
unsigned func_selector)
{
struct sh_pfc_pinctrl_priv *priv = dev_get_priv(dev);
struct sh_pfc_pinctrl *pmx = &priv->pmx;
struct sh_pfc *pfc = &priv->pfc;
const struct sh_pfc_pin *pin = &priv->pfc.info->pins[pin_selector];
int idx = sh_pfc_get_pin_index(pfc, pin->pin);
struct sh_pfc_pin_config *cfg = &pmx->configs[idx];
if (cfg->type != PINMUX_TYPE_NONE)
return -EBUSY;
return sh_pfc_config_mux(pfc, pin->enum_id, PINMUX_TYPE_FUNCTION);
}
static int sh_pfc_pinctrl_group_set(struct udevice *dev, unsigned group_selector, static int sh_pfc_pinctrl_group_set(struct udevice *dev, unsigned group_selector,
unsigned func_selector) unsigned func_selector)
{ {
@ -642,6 +658,19 @@ static int sh_pfc_pinconf_set(struct sh_pfc_pinctrl *pmx, unsigned _pin,
return 0; return 0;
} }
static int sh_pfc_pinconf_pin_set(struct udevice *dev,
unsigned int pin_selector,
unsigned int param, unsigned int arg)
{
struct sh_pfc_pinctrl_priv *priv = dev_get_priv(dev);
struct sh_pfc_pinctrl *pmx = &priv->pmx;
struct sh_pfc *pfc = &priv->pfc;
const struct sh_pfc_pin *pin = &pfc->info->pins[pin_selector];
sh_pfc_pinconf_set(pmx, pin->pin, param, arg);
return 0;
}
static int sh_pfc_pinconf_group_set(struct udevice *dev, static int sh_pfc_pinconf_group_set(struct udevice *dev,
unsigned int group_selector, unsigned int group_selector,
@ -671,8 +700,10 @@ static struct pinctrl_ops sh_pfc_pinctrl_ops = {
#if CONFIG_IS_ENABLED(PINCONF) #if CONFIG_IS_ENABLED(PINCONF)
.pinconf_num_params = ARRAY_SIZE(sh_pfc_pinconf_params), .pinconf_num_params = ARRAY_SIZE(sh_pfc_pinconf_params),
.pinconf_params = sh_pfc_pinconf_params, .pinconf_params = sh_pfc_pinconf_params,
.pinconf_set = sh_pfc_pinconf_pin_set,
.pinconf_group_set = sh_pfc_pinconf_group_set, .pinconf_group_set = sh_pfc_pinconf_group_set,
#endif #endif
.pinmux_set = sh_pfc_pinctrl_pin_set,
.pinmux_group_set = sh_pfc_pinctrl_group_set, .pinmux_group_set = sh_pfc_pinctrl_group_set,
.set_state = pinctrl_generic_set_state, .set_state = pinctrl_generic_set_state,
}; };