diff options
| author | Roger Quadros <rogerq@ti.com> | 2017-03-13 13:04:24 (GMT) |
|---|---|---|
| committer | Tom Rini <trini@konsulko.com> | 2017-03-20 21:56:21 (GMT) |
| commit | 080795b70ccf97d934676371288650cff5055ca7 (patch) | |
| tree | 78071852b3004feee875b6159636aad39a0f9e7d | |
| parent | 30719e2b92c014926c59b25d6d8736959da84219 (diff) | |
| download | u-boot-fsl-qoriq-080795b70ccf97d934676371288650cff5055ca7.tar.xz | |
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 <rogerq@ti.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
Reviewed-by: Lokesh Vutla <lokeshvutla@ti.com>
| -rw-r--r-- | arch/arm/include/asm/arch-omap5/gpio.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/arm/include/asm/arch-omap5/gpio.h b/arch/arm/include/asm/arch-omap5/gpio.h index 9dd03c9..48e8ca5 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 */ |