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versatilepb: add gpio support 

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
This commit is contained in:
Jean-Christophe PLAGNIOL-VILLARD 2012-10-05 12:54:58 +08:00
parent e554bfa6ce
commit 74968e9980
4 changed files with 14 additions and 0 deletions
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1
arch/arm/Kconfig
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@ -89,6 +89,7 @@ config ARCH_S3C64xx
config ARCH_VERSATILE
bool "ARM Versatile boards (ARM926EJ-S)"
select CPU_ARM926T
select GPIOLIB
config ARCH_TEGRA
bool "Nvidia Tegra-based boards"

2
arch/arm/configs/versatilepb_defconfig
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@ -32,6 +32,7 @@ CONFIG_CMD_RESET=y
CONFIG_CMD_GO=y
CONFIG_CMD_TIMEOUT=y
CONFIG_CMD_PARTITION=y
CONFIG_CMD_GPIO=y
CONFIG_CMD_UNCOMPRESS=y
CONFIG_NET=y
CONFIG_NET_DHCP=y
@ -43,6 +44,7 @@ CONFIG_NET_NETCONSOLE=y
CONFIG_NET_RESOLV=y
CONFIG_SERIAL_AMBA_PL011=y
CONFIG_DRIVER_NET_SMC91111=y
CONFIG_GPIO_PL061=y
CONFIG_FS_CRAMFS=y
CONFIG_SHA1=y
CONFIG_SHA256=y

10
arch/arm/mach-versatile/core.c
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@ -196,3 +196,13 @@ void __noreturn reset_cpu (unsigned long ignored)
while(1);
}
EXPORT_SYMBOL(reset_cpu);
static int versatile_init(void)
{
amba_apb_device_add(NULL, "pl061_gpio", 0, 0x101e4000, 4096, NULL, 0);
amba_apb_device_add(NULL, "pl061_gpio", 1, 0x101e5000, 4096, NULL, 0);
amba_apb_device_add(NULL, "pl061_gpio", 2, 0x101e6000, 4096, NULL, 0);
amba_apb_device_add(NULL, "pl061_gpio", 3, 0x101e7000, 4096, NULL, 0);
return 0;
}
coredevice_initcall(versatile_init);

1
arch/arm/mach-versatile/include/mach/gpio.h Normal file
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@ -0,0 +1 @@
#include <asm-generic/gpio.h>