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path: root/drivers/pinctrl/pinctrl-nomadik.c
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Diffstat (limited to 'drivers/pinctrl/pinctrl-nomadik.c')
-rw-r--r--drivers/pinctrl/pinctrl-nomadik.c39
1 files changed, 11 insertions, 28 deletions
diff --git a/drivers/pinctrl/pinctrl-nomadik.c b/drivers/pinctrl/pinctrl-nomadik.c
index 3e7e47d6b38..53b0d49a7a1 100644
--- a/drivers/pinctrl/pinctrl-nomadik.c
+++ b/drivers/pinctrl/pinctrl-nomadik.c
@@ -434,7 +434,7 @@ static int __nmk_config_pins(pin_cfg_t *cfgs, int num, bool sleep)
/**
* nmk_config_pin - configure a pin's mux attributes
* @cfg: pin confguration
- *
+ * @sleep: Non-zero to apply the sleep mode configuration
* Configures a pin's mode (alternate function or GPIO), its pull up status,
* and its sleep mode based on the specified configuration. The @cfg is
* usually one of the SoC specific macros defined in mach/<soc>-pins.h. These
@@ -1194,11 +1194,11 @@ static int __devinit nmk_gpio_probe(struct platform_device *dev)
}
if (np) {
- pdata = kzalloc(sizeof(*pdata), GFP_KERNEL);
+ pdata = devm_kzalloc(&dev->dev, sizeof(*pdata), GFP_KERNEL);
if (!pdata)
return -ENOMEM;
- if (of_get_property(np, "supports-sleepmode", NULL))
+ if (of_get_property(np, "st,supports-sleepmode", NULL))
pdata->supports_sleepmode = true;
if (of_property_read_u32(np, "gpio-bank", &dev->id)) {
@@ -1229,29 +1229,23 @@ static int __devinit nmk_gpio_probe(struct platform_device *dev)
goto out;
}
- if (request_mem_region(res->start, resource_size(res),
- dev_name(&dev->dev)) == NULL) {
- ret = -EBUSY;
- goto out;
- }
-
- base = ioremap(res->start, resource_size(res));
+ base = devm_request_and_ioremap(&dev->dev, res);
if (!base) {
ret = -ENOMEM;
- goto out_release;
+ goto out;
}
- clk = clk_get(&dev->dev, NULL);
+ clk = devm_clk_get(&dev->dev, NULL);
if (IS_ERR(clk)) {
ret = PTR_ERR(clk);
- goto out_unmap;
+ goto out;
}
clk_prepare(clk);
- nmk_chip = kzalloc(sizeof(*nmk_chip), GFP_KERNEL);
+ nmk_chip = devm_kzalloc(&dev->dev, sizeof(*nmk_chip), GFP_KERNEL);
if (!nmk_chip) {
ret = -ENOMEM;
- goto out_clk;
+ goto out;
}
/*
@@ -1286,7 +1280,7 @@ static int __devinit nmk_gpio_probe(struct platform_device *dev)
ret = gpiochip_add(&nmk_chip->chip);
if (ret)
- goto out_free;
+ goto out;
BUG_ON(nmk_chip->bank >= ARRAY_SIZE(nmk_gpio_chips));
@@ -1300,7 +1294,7 @@ static int __devinit nmk_gpio_probe(struct platform_device *dev)
if (!nmk_chip->domain) {
pr_err("%s: Failed to create irqdomain\n", np->full_name);
ret = -ENOSYS;
- goto out_free;
+ goto out;
}
nmk_gpio_init_irq(nmk_chip);
@@ -1309,20 +1303,9 @@ static int __devinit nmk_gpio_probe(struct platform_device *dev)
return 0;
-out_free:
- kfree(nmk_chip);
-out_clk:
- clk_disable(clk);
- clk_put(clk);
-out_unmap:
- iounmap(base);
-out_release:
- release_mem_region(res->start, resource_size(res));
out:
dev_err(&dev->dev, "Failure %i for GPIO %i-%i\n", ret,
pdata->first_gpio, pdata->first_gpio+31);
- if (np)
- kfree(pdata);
return ret;
}