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pinctrl: scmi: ignore PIN_CONFIG_PERSIST_STATE

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The PIN_CONFIG_PERSIST_STATE setting ensures that the pin state persists
across a sleep or controller reset.  The SCMI spec does not have an
equivalent command to this so just ignore it.

Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>
Reviewed-by: Linus Walleij <linusw@kernel.org>
Signed-off-by: Linus Walleij <linusw@kernel.org>
This commit is contained in:
Dan Carpenter
2026-03-23 22:01:22 +03:00
committed by Linus Walleij
parent 37a584414d
commit f20e81322f
1 changed files with 8 additions and 4 deletions
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12
drivers/pinctrl/pinctrl-scmi.c
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@@ -361,7 +361,7 @@ static int pinctrl_scmi_pinconf_set(struct pinctrl_dev *pctldev,
unsigned long *configs,
unsigned int num_configs)
{
int i, ret;
int i, cnt, ret;
struct scmi_pinctrl *pmx = pinctrl_dev_get_drvdata(pctldev);
enum scmi_pinctrl_conf_type config_type[SCMI_NUM_CONFIGS];
u32 config_value[SCMI_NUM_CONFIGS];
@@ -377,17 +377,21 @@ static int pinctrl_scmi_pinconf_set(struct pinctrl_dev *pctldev,
if (ret)
return ret;
cnt = 0;
for (i = 0; i < num_configs; i++) {
param = pinconf_to_config_param(configs[i]);
ret = pinctrl_scmi_map_pinconf_type_set(param, &p_config_type[i]);
if (param == PIN_CONFIG_PERSIST_STATE)
continue;
ret = pinctrl_scmi_map_pinconf_type_set(param, &p_config_type[cnt]);
if (ret) {
dev_err(pmx->dev, "Error map pinconf_type %d\n", ret);
goto free_config;
}
p_config_value[i] = pinconf_to_config_argument(configs[i]);
p_config_value[cnt] = pinconf_to_config_argument(configs[i]);
cnt++;
}
ret = pinctrl_ops->settings_conf(pmx->ph, pin, PIN_TYPE, num_configs,
ret = pinctrl_ops->settings_conf(pmx->ph, pin, PIN_TYPE, cnt,
p_config_type, p_config_value);
if (ret)
dev_err(pmx->dev, "Error parsing config %d\n", ret);