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authorMark Brown <broonie@opensource.wolfsonmicro.com>2009-11-03 14:42:04 +0000
committerBen Dooks <ben-linux@fluff.org>2009-11-09 23:40:21 +0000
commita3323b72b964471650a6128de4e10f8e88d47ae1 (patch)
tree0946424e68d6aca0b48259d52f06b4ebb3c01679 /arch/arm
parent799dd75b1a8380a967c929a4551895788c374b31 (diff)
ARM: SMDK6410: Configure GPIO pull up for WM835x IRQ line
When used with the WM1190-EV1 board we can use the internal pull up resistor of the CPU to provide the required pull for the IRQ line. Without this interrupts from the WM835x don't work in the default WM1190-EV1 hardwaer configuration. Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Diffstat (limited to 'arch/arm')
-rw-r--r--arch/arm/mach-s3c6410/mach-smdk6410.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/arm/mach-s3c6410/mach-smdk6410.c b/arch/arm/mach-s3c6410/mach-smdk6410.c
index ea51dbe76e3..9f1a2146262 100644
--- a/arch/arm/mach-s3c6410/mach-smdk6410.c
+++ b/arch/arm/mach-s3c6410/mach-smdk6410.c
@@ -320,6 +320,9 @@ static int __init smdk6410_wm8350_init(struct wm8350 *wm8350)
{
int i;
+ /* Configure the IRQ line */
+ s3c_gpio_setpull(S3C64XX_GPN(12), S3C_GPIO_PULL_UP);
+
/* Instantiate the regulators */
for (i = 0; i < ARRAY_SIZE(wm1190_regulators); i++)
wm8350_register_regulator(wm8350,