diff options
| author | Rabin Vincent <rabin.vincent@stericsson.com> | 2010-09-13 13:04:02 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2010-09-19 12:12:28 +0100 |
| commit | f0a7a98d1d400e2a5fd9a63ed56d30d30f2864cb (patch) | |
| tree | 7b2b073ced77c27eed9a5817d648f42d83b000b5 | |
| parent | f066439cfc37d498a06de76fcab8c21d4094ca64 (diff) | |
| download | kernel_samsung_smdk4412-f0a7a98d1d400e2a5fd9a63ed56d30d30f2864cb.zip kernel_samsung_smdk4412-f0a7a98d1d400e2a5fd9a63ed56d30d30f2864cb.tar.gz kernel_samsung_smdk4412-f0a7a98d1d400e2a5fd9a63ed56d30d30f2864cb.tar.bz2 | |
ARM: 6373/1: tc35892-gpio: add setup/remove callbacks
For board-specific initialization.
Cc: Samuel Ortiz <sameo@linux.intel.com>
Cc: linux-kernel@vger.kernel.org
Acked-by: Linus Walleij <linus.walleij@stericsson.com>
Signed-off-by: Rabin Vincent <rabin.vincent@stericsson.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
| -rw-r--r-- | drivers/gpio/tc35892-gpio.c | 8 | ||||
| -rw-r--r-- | include/linux/mfd/tc35892.h | 4 |
2 files changed, 12 insertions, 0 deletions
diff --git a/drivers/gpio/tc35892-gpio.c b/drivers/gpio/tc35892-gpio.c index 1be6288..7e10c93 100644 --- a/drivers/gpio/tc35892-gpio.c +++ b/drivers/gpio/tc35892-gpio.c @@ -322,6 +322,9 @@ static int __devinit tc35892_gpio_probe(struct platform_device *pdev) goto out_freeirq; } + if (pdata->setup) + pdata->setup(tc35892, tc35892_gpio->chip.base); + platform_set_drvdata(pdev, tc35892_gpio); return 0; @@ -338,9 +341,14 @@ out_free: static int __devexit tc35892_gpio_remove(struct platform_device *pdev) { struct tc35892_gpio *tc35892_gpio = platform_get_drvdata(pdev); + struct tc35892 *tc35892 = tc35892_gpio->tc35892; + struct tc35892_gpio_platform_data *pdata = tc35892->pdata->gpio; int irq = platform_get_irq(pdev, 0); int ret; + if (pdata->remove) + pdata->remove(tc35892, tc35892_gpio->chip.base); + ret = gpiochip_remove(&tc35892_gpio->chip); if (ret < 0) { dev_err(tc35892_gpio->dev, diff --git a/include/linux/mfd/tc35892.h b/include/linux/mfd/tc35892.h index e47f770..eff3094 100644 --- a/include/linux/mfd/tc35892.h +++ b/include/linux/mfd/tc35892.h @@ -111,9 +111,13 @@ extern int tc35892_set_bits(struct tc35892 *tc35892, u8 reg, u8 mask, u8 val); * struct tc35892_gpio_platform_data - TC35892 GPIO platform data * @gpio_base: first gpio number assigned to TC35892. A maximum of * %TC35892_NR_GPIOS GPIOs will be allocated. + * @setup: callback for board-specific initialization + * @remove: callback for board-specific teardown */ struct tc35892_gpio_platform_data { int gpio_base; + void (*setup)(struct tc35892 *tc35892, unsigned gpio_base); + void (*remove)(struct tc35892 *tc35892, unsigned gpio_base); }; /** |