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authorDavid Hendricks <dhendrix@chromium.org>2013-03-06 19:16:10 -0800
committerRonald G. Minnich <rminnich@gmail.com>2013-03-07 06:42:17 +0100
commitd9b16f3b048243fd7d4c4513875f7f241261ce50 (patch)
tree7a00b5291ce9e66a973f944ef9c506d30ab0085f /src/mainboard
parent1d290eeb1c72a31b5d49a1fca57f99b081fe24d4 (diff)
snow: add real values for GPIOs in fill_lb_gpios()
This adds some real GPIO mappings where virtual GPIOs were used before. Change-Id: I25d4be45f986c8d622b97151f8bdae2651baf3e6 Signed-off-by: David Hendricks <dhendrix@chromium.org> Reviewed-on: http://review.coreboot.org/2603 Tested-by: build bot (Jenkins) Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>
Diffstat (limited to 'src/mainboard')
-rw-r--r--src/mainboard/google/snow/chromeos.c35
1 files changed, 23 insertions, 12 deletions
diff --git a/src/mainboard/google/snow/chromeos.c b/src/mainboard/google/snow/chromeos.c
index fd2006c751..14da49c71d 100644
--- a/src/mainboard/google/snow/chromeos.c
+++ b/src/mainboard/google/snow/chromeos.c
@@ -22,6 +22,10 @@
#include <vendorcode/google/chromeos/chromeos.h>
#include <arch/io.h>
+#include <cpu/samsung/exynos5250/cpu.h>
+#include <cpu/samsung/exynos5250/gpio.h>
+#include <cpu/samsung/exynos5-common/gpio.h>
+
#include <device/device.h>
#define ACTIVE_LOW 0
@@ -30,6 +34,8 @@
#define DEVMODE_GPIO 54
#define FORCE_RECOVERY_MODE 0
#define FORCE_DEVELOPER_MODE 0
+#define LID_OPEN 3
+#define POWER_BUTTON 3
#include <boot/coreboot_tables.h>
#include <arch/coreboot_tables.h>
@@ -38,33 +44,38 @@
void fill_lb_gpios(struct lb_gpios *gpios)
{
+ struct exynos5_gpio_part1 *gpio_pt1;
+ struct exynos5_gpio_part2 *gpio_pt2;
gpios->size = sizeof(*gpios) + (GPIO_COUNT * sizeof(struct lb_gpio));
gpios->count = GPIO_COUNT;
- /* Write Protect: virtual GPIO active Low */
- gpios->gpios[0].port = -1;
+ gpio_pt1 = (struct exynos5_gpio_part1 *)EXYNOS5_GPIO_PART1_BASE;
+ gpio_pt2 = (struct exynos5_gpio_part2 *)EXYNOS5_GPIO_PART2_BASE;
+
+ /* Write Protect: active Low */
+ gpios->gpios[0].port = EXYNOS5_GPD1;
gpios->gpios[0].polarity = ACTIVE_LOW;
- gpios->gpios[0].value = 1;
+ gpios->gpios[0].value = s5p_gpio_get_value(&gpio_pt1->d1, WP_GPIO);
strncpy((char *)gpios->gpios[0].name,"write protect",
GPIO_MAX_NAME_LENGTH);
- /* Recovery: virtual GPIO active high */
- gpios->gpios[1].port = -1;
+ /* Recovery: active high */
+ gpios->gpios[1].port = EXYNOS5_GPY1;
gpios->gpios[1].polarity = ACTIVE_HIGH;
- gpios->gpios[1].value = 0;
+ gpios->gpios[2].value = s5p_gpio_get_value(&gpio_pt1->y1, FORCE_RECOVERY_MODE);
strncpy((char *)gpios->gpios[1].name,"recovery", GPIO_MAX_NAME_LENGTH);
/* Lid: the "switch" comes from the EC */
- gpios->gpios[2].port = -1;
- gpios->gpios[2].polarity = ACTIVE_HIGH;
- gpios->gpios[2].value = 0;
+ gpios->gpios[2].port = EXYNOS5_GPX3;
+ gpios->gpios[2].polarity = ACTIVE_LOW;
+ gpios->gpios[2].value = s5p_gpio_get_value(&gpio_pt2->x3, LID_OPEN);
strncpy((char *)gpios->gpios[2].name,"lid", GPIO_MAX_NAME_LENGTH);
- /* Power: hardcoded as not pressed */
+ /* Power: virtual GPIO active low */
gpios->gpios[3].port = -1;
- gpios->gpios[3].polarity = ACTIVE_HIGH;
- gpios->gpios[3].value = 0;
+ gpios->gpios[3].polarity = ACTIVE_LOW;
+ gpios->gpios[3].value = 1;
strncpy((char *)gpios->gpios[3].name,"power", GPIO_MAX_NAME_LENGTH);
/* Developer: virtual GPIO active high */