From 822593f02890f10e08c39ed82f926c9a80f7d533 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=C5=81ukasz=20Majewski?= Date: Tue, 4 Sep 2012 21:47:46 +0000 Subject: gpio:fix: Proper handling of GPIO subsystem parts at Samsung devices Now proper GPIO parts numbering is handled at Samsung devices. This fix is necessary for code using GPIO located at other banks than first. Test HW: - Exynos4210 - Trats - S5PC110 - goni Signed-off-by: Lukasz Majewski Signed-off-by: Kyungmin Park Signed-off-by: Minkyu Kang --- drivers/gpio/s5p_gpio.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) (limited to 'drivers/gpio/s5p_gpio.c') diff --git a/drivers/gpio/s5p_gpio.c b/drivers/gpio/s5p_gpio.c index 47f3213..656bf4a 100644 --- a/drivers/gpio/s5p_gpio.c +++ b/drivers/gpio/s5p_gpio.c @@ -144,9 +144,11 @@ void s5p_gpio_set_rate(struct s5p_gpio_bank *bank, int gpio, int mode) struct s5p_gpio_bank *s5p_gpio_get_bank(unsigned gpio) { - int bank = gpio / GPIO_PER_BANK; - bank *= sizeof(struct s5p_gpio_bank); + int bank; + unsigned g = gpio - s5p_gpio_part_max(gpio); + bank = g / GPIO_PER_BANK; + bank *= sizeof(struct s5p_gpio_bank); return (struct s5p_gpio_bank *) (s5p_gpio_base(gpio) + bank); } -- cgit v1.1