diff options
Diffstat (limited to 'drivers/pinctrl/pinctrl-u300.c')
| -rw-r--r-- | drivers/pinctrl/pinctrl-u300.c | 41 |
1 files changed, 23 insertions, 18 deletions
diff --git a/drivers/pinctrl/pinctrl-u300.c b/drivers/pinctrl/pinctrl-u300.c index 718ec576268..209a01b8bd3 100644 --- a/drivers/pinctrl/pinctrl-u300.c +++ b/drivers/pinctrl/pinctrl-u300.c @@ -860,7 +860,7 @@ static void u300_pin_dbg_show(struct pinctrl_dev *pctldev, struct seq_file *s, seq_printf(s, " " DRIVER_NAME); } -static struct pinctrl_ops u300_pctrl_ops = { +static const struct pinctrl_ops u300_pctrl_ops = { .get_groups_count = u300_get_groups_count, .get_group_name = u300_get_group_name, .get_group_pins = u300_get_group_pins, @@ -1003,7 +1003,7 @@ static int u300_pmx_get_groups(struct pinctrl_dev *pctldev, unsigned selector, return 0; } -static struct pinmux_ops u300_pmx_ops = { +static const struct pinmux_ops u300_pmx_ops = { .get_functions_count = u300_pmx_get_funcs_count, .get_function_name = u300_pmx_get_func_name, .get_function_groups = u300_pmx_get_groups, @@ -1027,26 +1027,28 @@ static int u300_pin_config_get(struct pinctrl_dev *pctldev, unsigned pin, } static int u300_pin_config_set(struct pinctrl_dev *pctldev, unsigned pin, - unsigned long config) + unsigned long *configs, unsigned num_configs) { struct pinctrl_gpio_range *range = pinctrl_find_gpio_range_from_pin(pctldev, pin); - int ret; + int ret, i; if (!range) return -EINVAL; - /* Note: none of these configurations take any argument */ - ret = u300_gpio_config_set(range->gc, - (pin - range->pin_base + range->base), - pinconf_to_config_param(config)); - if (ret) - return ret; + for (i = 0; i < num_configs; i++) { + /* Note: none of these configurations take any argument */ + ret = u300_gpio_config_set(range->gc, + (pin - range->pin_base + range->base), + pinconf_to_config_param(configs[i])); + if (ret) + return ret; + } /* for each config */ return 0; } -static struct pinconf_ops u300_pconf_ops = { +static const struct pinconf_ops u300_pconf_ops = { .is_generic = true, .pin_config_get = u300_pin_config_get, .pin_config_set = u300_pin_config_set, @@ -1075,12 +1077,9 @@ static int u300_pmx_probe(struct platform_device *pdev) upmx->dev = &pdev->dev; res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (!res) - return -ENOENT; - - upmx->virtbase = devm_request_and_ioremap(&pdev->dev, res); - if (!upmx->virtbase) - return -ENOMEM; + upmx->virtbase = devm_ioremap_resource(&pdev->dev, res); + if (IS_ERR(upmx->virtbase)) + return PTR_ERR(upmx->virtbase); upmx->pctl = pinctrl_register(&u300_pmx_desc, &pdev->dev, upmx); if (!upmx->pctl) { @@ -1100,15 +1099,21 @@ static int u300_pmx_remove(struct platform_device *pdev) struct u300_pmx *upmx = platform_get_drvdata(pdev); pinctrl_unregister(upmx->pctl); - platform_set_drvdata(pdev, NULL); return 0; } +static const struct of_device_id u300_pinctrl_match[] = { + { .compatible = "stericsson,pinctrl-u300" }, + {}, +}; + + static struct platform_driver u300_pmx_driver = { .driver = { .name = DRIVER_NAME, .owner = THIS_MODULE, + .of_match_table = u300_pinctrl_match, }, .probe = u300_pmx_probe, .remove = u300_pmx_remove, |