]> git.proxmox.com Git - mirror_ubuntu-eoan-kernel.git/commitdiff
ARM: SMDK6410: Configure GPIO pull up for WM835x IRQ line
authorMark Brown <broonie@opensource.wolfsonmicro.com>
Tue, 3 Nov 2009 14:42:04 +0000 (14:42 +0000)
committerBen Dooks <ben-linux@fluff.org>
Mon, 9 Nov 2009 23:40:21 +0000 (23:40 +0000)
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>
arch/arm/mach-s3c6410/mach-smdk6410.c

index ea51dbe76e3ec55a903a872d3e2544ef5a8b4bea..9f1a214626201bf2a969eefe60081b24dfa521be 100644 (file)
@@ -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,