From mboxrd@z Thu Jan 1 00:00:00 1970 From: alexanders83@web.de (Alexander Stein) Date: Fri, 11 Apr 2014 17:35:37 +0200 Subject: [PATCH] pinctrl/at91: Fix pin_to_mask Message-ID: <1397230537-8727-1-git-send-email-alexanders83@web.de> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org We need first to reduce the pin number to only a GPIO bank before we can create the mask. Otherwise only GPIO bank 0 has correct masks as the bits in the other banks are shifted out of range. Signed-off-by: Alexander Stein --- drivers/pinctrl/pinctrl-at91.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/pinctrl/pinctrl-at91.c b/drivers/pinctrl/pinctrl-at91.c index 63176f2..6669e13 100644 --- a/drivers/pinctrl/pinctrl-at91.c +++ b/drivers/pinctrl/pinctrl-at91.c @@ -316,7 +316,7 @@ static inline int pin_to_bank(unsigned pin) static unsigned pin_to_mask(unsigned int pin) { - return 1 << pin; + return 1 << (pin % MAX_NB_GPIO_PER_BANK); } static void at91_mux_disable_interrupt(void __iomem *pio, unsigned mask) -- 1.9.2