Gabe Black (gabeblack@chromium.org) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/3096
-gerrit
commit 02f4c35c89e927a295f865b808f65e774c2f36f0 Author: Gabe Black gabeblack@chromium.org Date: Mon Apr 15 19:47:40 2013 -0700
snow: Configure the power button as an input GPIO.
We need to read it to report its value to the payload. The kernel will reconfigure it as an external interrupt, but we'll make it a regular input for now.
Change-Id: I019bd2c2731144d3b7bb53fad0c2c903874f616c Signed-off-by: Gabe Black gabeblack@chromium.org --- src/mainboard/google/snow/romstage.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/src/mainboard/google/snow/romstage.c b/src/mainboard/google/snow/romstage.c index 96e93da..4dce439 100644 --- a/src/mainboard/google/snow/romstage.c +++ b/src/mainboard/google/snow/romstage.c @@ -128,7 +128,8 @@ static void chromeos_gpios(void) enum { WP_GPIO = 6, RECMODE_GPIO = 0, - LID_GPIO = 5 + LID_GPIO = 5, + POWER_GPIO = 3 };
gpio_pt1 = (struct exynos5_gpio_part1 *)EXYNOS5_GPIO_PART1_BASE; @@ -142,6 +143,9 @@ static void chromeos_gpios(void)
s5p_gpio_direction_input(&gpio_pt2->x3, LID_GPIO); s5p_gpio_set_pull(&gpio_pt2->x3, LID_GPIO, EXYNOS_GPIO_PULL_NONE); + + s5p_gpio_direction_input(&gpio_pt2->x1, POWER_GPIO); + s5p_gpio_set_pull(&gpio_pt2->x1, POWER_GPIO, EXYNOS_GPIO_PULL_NONE); }
void main(void)