diff options
Diffstat (limited to 'drivers/pinctrl/spear/pinctrl-spear.c')
| -rw-r--r-- | drivers/pinctrl/spear/pinctrl-spear.c | 24 |
1 files changed, 13 insertions, 11 deletions
diff --git a/drivers/pinctrl/spear/pinctrl-spear.c b/drivers/pinctrl/spear/pinctrl-spear.c index c4f850345dc4..a8c5fe973cd4 100644 --- a/drivers/pinctrl/spear/pinctrl-spear.c +++ b/drivers/pinctrl/spear/pinctrl-spear.c @@ -14,15 +14,17 @@ */ #include <linux/err.h> +#include <linux/mfd/syscon.h> #include <linux/module.h> #include <linux/of.h> #include <linux/of_address.h> -#include <linux/of_gpio.h> +#include <linux/platform_device.h> +#include <linux/seq_file.h> +#include <linux/slab.h> + #include <linux/pinctrl/machine.h> #include <linux/pinctrl/pinctrl.h> #include <linux/pinctrl/pinmux.h> -#include <linux/platform_device.h> -#include <linux/slab.h> #include "pinctrl-spear.h" @@ -149,13 +151,12 @@ static int spear_pinctrl_dt_node_to_map(struct pinctrl_dev *pctldev, unsigned *num_maps) { struct spear_pmx *pmx = pinctrl_dev_get_drvdata(pctldev); - struct device_node *np; struct property *prop; const char *function, *group; int ret, index = 0, count = 0; /* calculate number of maps required */ - for_each_child_of_node(np_config, np) { + for_each_child_of_node_scoped(np_config, np) { ret = of_property_read_string(np, "st,function", &function); if (ret < 0) return ret; @@ -176,7 +177,7 @@ static int spear_pinctrl_dt_node_to_map(struct pinctrl_dev *pctldev, if (!*map) return -ENOMEM; - for_each_child_of_node(np_config, np) { + for_each_child_of_node_scoped(np_config, np) { of_property_read_string(np, "st,function", &function); of_property_for_each_string(np, "st,pins", prop, group) { (*map)[index].type = PIN_MAP_TYPE_MUX_GROUP; @@ -354,7 +355,6 @@ int spear_pinctrl_probe(struct platform_device *pdev, struct spear_pinctrl_machdata *machdata) { struct device_node *np = pdev->dev.of_node; - struct resource *res; struct spear_pmx *pmx; if (!machdata) @@ -364,10 +364,12 @@ int spear_pinctrl_probe(struct platform_device *pdev, if (!pmx) return -ENOMEM; - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - pmx->vbase = devm_ioremap_resource(&pdev->dev, res); - if (IS_ERR(pmx->vbase)) - return PTR_ERR(pmx->vbase); + pmx->regmap = device_node_to_regmap(np); + if (IS_ERR(pmx->regmap)) { + dev_err(&pdev->dev, "Init regmap failed (%pe).\n", + pmx->regmap); + return PTR_ERR(pmx->regmap); + } pmx->dev = &pdev->dev; pmx->machdata = machdata; |