From 86853c83e33738397564e9377ceeff94d4bc041c Mon Sep 17 00:00:00 2001 From: Haojian Zhuang Date: Sun, 17 Feb 2013 19:42:47 +0800 Subject: gpio: add gpio offset in gpio range cells property Add gpio offset into "gpio-range-cells" property. It's used to support sparse pinctrl range in gpio chip. Signed-off-by: Haojian Zhuang Acked-by: Viresh Kumar Signed-off-by: Linus Walleij --- drivers/gpio/gpiolib-of.c | 15 ++------------- 1 file changed, 2 insertions(+), 13 deletions(-) (limited to 'drivers/gpio') diff --git a/drivers/gpio/gpiolib-of.c b/drivers/gpio/gpiolib-of.c index a71a54a3e3f7..892040ad0095 100644 --- a/drivers/gpio/gpiolib-of.c +++ b/drivers/gpio/gpiolib-of.c @@ -203,22 +203,11 @@ static void of_gpiochip_add_pin_range(struct gpio_chip *chip) if (!pctldev) break; - /* - * This assumes that the n GPIO pins are consecutive in the - * GPIO number space, and that the pins are also consecutive - * in their local number space. Currently it is not possible - * to add different ranges for one and the same GPIO chip, - * as the code assumes that we have one consecutive range - * on both, mapping 1-to-1. - * - * TODO: make the OF bindings handle multiple sparse ranges - * on the same GPIO chip. - */ ret = gpiochip_add_pin_range(chip, pinctrl_dev_get_devname(pctldev), - 0, /* offset in gpiochip */ pinspec.args[0], - pinspec.args[1]); + pinspec.args[1], + pinspec.args[2]); if (ret) break; -- cgit v1.2.3