diff options
Diffstat (limited to 'drivers/mfd/syscon.c')
| -rw-r--r-- | drivers/mfd/syscon.c | 19 |
1 files changed, 10 insertions, 9 deletions
diff --git a/drivers/mfd/syscon.c b/drivers/mfd/syscon.c index 71841f9181b..ca15878ce5c 100644 --- a/drivers/mfd/syscon.c +++ b/drivers/mfd/syscon.c @@ -18,6 +18,7 @@ #include <linux/of.h> #include <linux/of_address.h> #include <linux/of_platform.h> +#include <linux/platform_data/syscon.h> #include <linux/platform_device.h> #include <linux/regmap.h> #include <linux/mfd/syscon.h> @@ -69,13 +70,6 @@ EXPORT_SYMBOL_GPL(syscon_regmap_lookup_by_compatible); static int syscon_match_pdevname(struct device *dev, void *data) { - struct platform_device *pdev = to_platform_device(dev); - const struct platform_device_id *id = platform_get_device_id(pdev); - - if (id) - if (!strcmp(id->name, (const char *)data)) - return 1; - return !strcmp(dev_name(dev), (const char *)data); } @@ -101,7 +95,11 @@ struct regmap *syscon_regmap_lookup_by_phandle(struct device_node *np, struct device_node *syscon_np; struct regmap *regmap; - syscon_np = of_parse_phandle(np, property, 0); + if (property) + syscon_np = of_parse_phandle(np, property, 0); + else + syscon_np = np; + if (!syscon_np) return ERR_PTR(-ENODEV); @@ -126,6 +124,7 @@ static struct regmap_config syscon_regmap_config = { static int syscon_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; + struct syscon_platform_data *pdata = dev_get_platdata(dev); struct syscon *syscon; struct resource *res; void __iomem *base; @@ -143,6 +142,8 @@ static int syscon_probe(struct platform_device *pdev) return -ENOMEM; syscon_regmap_config.max_register = res->end - res->start - 3; + if (pdata) + syscon_regmap_config.name = pdata->label; syscon->regmap = devm_regmap_init_mmio(dev, base, &syscon_regmap_config); if (IS_ERR(syscon->regmap)) { @@ -152,7 +153,7 @@ static int syscon_probe(struct platform_device *pdev) platform_set_drvdata(pdev, syscon); - dev_info(dev, "regmap %pR registered\n", res); + dev_dbg(dev, "regmap %pR registered\n", res); return 0; } |