From 080795b70ccf97d934676371288650cff5055ca7 Mon Sep 17 00:00:00 2001 From: Roger Quadros Date: Mon, 13 Mar 2017 15:04:24 +0200 Subject: [PATCH] ARM: OMAP5+: GPIO: Add GPIO_TO_PIN() macro GPIO_TO_PIN(bank, bank_gpio) returns the GPIO index from the GPIO bank number and bank's GPIO offset number. Signed-off-by: Roger Quadros Reviewed-by: Tom Rini Reviewed-by: Lokesh Vutla --- arch/arm/include/asm/arch-omap5/gpio.h | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/arch/arm/include/asm/arch-omap5/gpio.h b/arch/arm/include/asm/arch-omap5/gpio.h index 9dd03c9fa6..48e8ca5021 100644 --- a/arch/arm/include/asm/arch-omap5/gpio.h +++ b/arch/arm/include/asm/arch-omap5/gpio.h @@ -34,4 +34,8 @@ #define OMAP54XX_GPIO7_BASE 0x48051000 #define OMAP54XX_GPIO8_BASE 0x48053000 + +/* Get the GPIO index from the given bank number and bank gpio */ +#define GPIO_TO_PIN(bank, bank_gpio) (32 * (bank - 1) + (bank_gpio)) + #endif /* _GPIO_OMAP5_H */