evie/android_kernel_oneplus_msm8998
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

pinctrl: at91: provide gpio names

Browse source 
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
This commit is contained in:
Jean-Christophe PLAGNIOL-VILLARD 2012-11-07 00:33:34 +08:00
parent f6f94f6660
commit 32b01a366e
1 changed files with 14 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

15
drivers/pinctrl/pinctrl-at91.c
View file

@ -1364,9 +1364,10 @@ static int __devinit at91_gpio_probe(struct platform_device *pdev)
struct gpio_chip *chip; struct gpio_chip *chip;
struct pinctrl_gpio_range *range; struct pinctrl_gpio_range *range;
int ret = 0; int ret = 0;
int irq; int irq, i;
int alias_idx = of_alias_get_id(np, "gpio"); int alias_idx = of_alias_get_id(np, "gpio");
uint32_t ngpio; uint32_t ngpio;
char **names;
BUG_ON(alias_idx >= ARRAY_SIZE(gpio_chips)); BUG_ON(alias_idx >= ARRAY_SIZE(gpio_chips));
if (gpio_chips[alias_idx]) { if (gpio_chips[alias_idx]) {
@ -1436,6 +1437,18 @@ static int __devinit at91_gpio_probe(struct platform_device *pdev)
chip->ngpio = ngpio; chip->ngpio = ngpio;
} }
names = devm_kzalloc(&pdev->dev, sizeof(char*) * chip->ngpio, GFP_KERNEL);
if (!names) {
ret = -ENOMEM;
goto clk_err;
}
for (i = 0; i < chip->ngpio; i++)
names[i] = kasprintf(GFP_KERNEL, "pio%c%d", alias_idx + 'A', i);
chip->names = (const char*const*)names;
range = &at91_chip->range; range = &at91_chip->range;
range->name = chip->label; range->name = chip->label;
range->id = alias_idx; range->id = alias_idx;