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| author | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2009-11-03 15:42:04 +0100 |
|---|---|---|
| committer | Ben Dooks <ben-linux@fluff.org> | 2009-11-10 00:40:21 +0100 |
| commit | a3323b72b964471650a6128de4e10f8e88d47ae1 (patch) | |
| tree | 0946424e68d6aca0b48259d52f06b4ebb3c01679 /arch/arm/mach-s3c6410 | |
| parent | Merge branch 'i2c-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git... (diff) | |
| download | linux-a3323b72b964471650a6128de4e10f8e88d47ae1.tar.xz linux-a3323b72b964471650a6128de4e10f8e88d47ae1.zip | |
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/mach-s3c6410')
| -rw-r--r-- | arch/arm/mach-s3c6410/mach-smdk6410.c | 3 |
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 ea51dbe76e3e..9f1a21462620 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, |