[PATCH] gpio/mxs: add .request and .free to hook in pinctrl calls
From: Shawn Guo <hidden>
Date: 2012-05-15 04:13:19
Subsystem:
gpio subsystem, the rest · Maintainers:
Linus Walleij, Bartosz Golaszewski, Linus Torvalds
Add .request and .free to gpio_chip for hooking in pinctrl calls. Signed-off-by: Shawn Guo <redacted> --- drivers/gpio/gpio-mxs.c | 13 +++++++++++++ 1 files changed, 13 insertions(+), 0 deletions(-)
diff --git a/drivers/gpio/gpio-mxs.c b/drivers/gpio/gpio-mxs.c
index 429228b..7c817f9 100644
--- a/drivers/gpio/gpio-mxs.c
+++ b/drivers/gpio/gpio-mxs.c@@ -32,6 +32,7 @@ #include <linux/slab.h> #include <linux/basic_mmio_gpio.h> #include <linux/module.h> +#include <linux/pinctrl/consumer.h> #define MXS_SET 0x4 #define MXS_CLR 0x8
@@ -197,6 +198,16 @@ static int mxs_gpio_to_irq(struct gpio_chip *gc, unsigned offset) return port->virtual_irq_start + offset; } +static int mxs_gpio_request(struct gpio_chip *gc, unsigned offset) +{ + return pinctrl_request_gpio(gc->base + offset); +} + +static void mxs_gpio_free(struct gpio_chip *gc, unsigned offset) +{ + return pinctrl_free_gpio(gc->base + offset); +} + static struct platform_device_id mxs_gpio_ids[] = { { .name = "imx23-gpio",
@@ -290,6 +301,8 @@ static int __devinit mxs_gpio_probe(struct platform_device *pdev) return err; port->bgc.gc.to_irq = mxs_gpio_to_irq; + port->bgc.gc.request = mxs_gpio_request; + port->bgc.gc.free = mxs_gpio_free; port->bgc.gc.base = port->id * 32; err = gpiochip_add(&port->bgc.gc);
--
1.7.4.1