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authorBen Dooks <ben-linux@fluff.org>2010-05-03 05:39:45 (GMT)
committerBen Dooks <ben-linux@fluff.org>2010-05-06 00:25:57 (GMT)
commit1ec7269fd8b05044f2cb4059b679e053d57460f5 (patch)
tree20addcc19fac614b2954fc1b126d9ae5ca38485e /arch/arm/mach-s3c2410
parent9bbb851c7079ff670ba3fe6c7ce93bb5daa9a694 (diff)
downloadlinux-fsl-qoriq-1ec7269fd8b05044f2cb4059b679e053d57460f5.tar.xz
ARM: S3C24XX: Add the gpio pull configuration for pull-up
Add the necessary gpio configuration helper for the devices which have a single-bit pull-up resistor disabled. Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Diffstat (limited to 'arch/arm/mach-s3c2410')
-rw-r--r--arch/arm/mach-s3c2410/Kconfig1
-rw-r--r--arch/arm/mach-s3c2410/s3c2410.c8
2 files changed, 9 insertions, 0 deletions
diff --git a/arch/arm/mach-s3c2410/Kconfig b/arch/arm/mach-s3c2410/Kconfig
index 5547318..9e5e96f 100644
--- a/arch/arm/mach-s3c2410/Kconfig
+++ b/arch/arm/mach-s3c2410/Kconfig
@@ -6,6 +6,7 @@ config CPU_S3C2410
bool
depends on ARCH_S3C2410
select CPU_ARM920T
+ select S3C_GPIO_PULL_UP
select S3C2410_CLOCK
select S3C2410_GPIO
select CPU_LLSERIAL_S3C2410
diff --git a/arch/arm/mach-s3c2410/s3c2410.c b/arch/arm/mach-s3c2410/s3c2410.c
index 91ba42f..adc90a3 100644
--- a/arch/arm/mach-s3c2410/s3c2410.c
+++ b/arch/arm/mach-s3c2410/s3c2410.c
@@ -16,6 +16,7 @@
#include <linux/list.h>
#include <linux/timer.h>
#include <linux/init.h>
+#include <linux/gpio.h>
#include <linux/clk.h>
#include <linux/sysdev.h>
#include <linux/serial_core.h>
@@ -40,6 +41,10 @@
#include <plat/clock.h>
#include <plat/pll.h>
+#include <plat/gpio-core.h>
+#include <plat/gpio-cfg.h>
+#include <plat/gpio-cfg-helpers.h>
+
/* Initial IO mappings */
static struct map_desc s3c2410_iodesc[] __initdata = {
@@ -65,6 +70,9 @@ void __init s3c2410_init_uarts(struct s3c2410_uartcfg *cfg, int no)
void __init s3c2410_map_io(void)
{
+ s3c24xx_gpiocfg_default.set_pull = s3c_gpio_setpull_1up;
+ s3c24xx_gpiocfg_default.get_pull = s3c_gpio_getpull_1up;
+
iotable_init(s3c2410_iodesc, ARRAY_SIZE(s3c2410_iodesc));
}