[PATCH v2 14/14] ARM: Kconfig update to support additional GPIOs in OMAP5
Santosh Shilimkar
santosh.shilimkar at ti.com
Fri Jul 6 05:21:55 EDT 2012
From: Tarun Kanti DebBarma <tarun.kanti at ti.com>
OMAP5 has 8 GPIO banks so that there are 32x8 = 256 GPIOs.
In order for the gpiolib to detect and initialize these
additional GPIOs and other TWL GPIOs, ARCH_NR_GPIO is set
to 512 instead of present 256.
Cc: Santosh Shilimkar <santosh.shilimkar at ti.com>
Cc: Cousson, Benoit <b-cousson at ti.com>
Reported-by: Govindraj.R <govindraj.raja at ti.com>
Tested-by: Govindraj.R <govindraj.raja at ti.com>
Signed-off-by: Tarun Kanti DebBarma <tarun.kanti at ti.com>
Signed-off-by: Santosh Shilimkar <santosh.shilimkar at ti.com>
---
arch/arm/Kconfig | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index a91009c..02fae9a 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -1581,6 +1581,7 @@ config ARCH_NR_GPIO
default 1024 if ARCH_SHMOBILE || ARCH_TEGRA
default 355 if ARCH_U8500
default 264 if MACH_H4700
+ default 512 if SOC_OMAP5
default 0
help
Maximum number of GPIOs in the system.
--
1.7.9.5
More information about the linux-arm-kernel
mailing list