diff mbox series

[v4,01/10] ARM: OMAP5+: GPIO: Add GPIO_TO_PIN() macro

Message ID 1489410273-10159-2-git-send-email-rogerq@ti.com
State Accepted
Commit 080795b70ccf97d934676371288650cff5055ca7
Headers show
Series am57xx-idk LCD and am571x-idk 6 port ethernet pinmux | expand

Commit Message

Roger Quadros March 13, 2017, 1:04 p.m. UTC 
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>
---
 arch/arm/include/asm/arch-omap5/gpio.h | 4 ++++
 1 file changed, 4 insertions(+)

Comments

Tom Rini March 21, 2017, 6:08 p.m. UTC | #1 
On Mon, Mar 13, 2017 at 03:04:24PM +0200, Roger Quadros wrote:

> 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>


Applied to u-boot/master, thanks!

-- 
Tom
diff mbox series

Patch

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 */