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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>
This commit is contained in:
David Hendricks 2013-03-06 19:16:10 -08:00 committed by Ronald G. Minnich
parent 1d290eeb1c
commit d9b16f3b04
1 changed files with 23 additions and 12 deletions
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35
src/mainboard/google/snow/chromeos.c
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@ -22,6 +22,10 @@
#include <vendorcode/google/chromeos/chromeos.h> #include <vendorcode/google/chromeos/chromeos.h>
#include <arch/io.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> #include <device/device.h>
#define ACTIVE_LOW 0 #define ACTIVE_LOW 0
@ -30,6 +34,8 @@
#define DEVMODE_GPIO 54 #define DEVMODE_GPIO 54
#define FORCE_RECOVERY_MODE 0 #define FORCE_RECOVERY_MODE 0
#define FORCE_DEVELOPER_MODE 0 #define FORCE_DEVELOPER_MODE 0
#define LID_OPEN 3
#define POWER_BUTTON 3
#include <boot/coreboot_tables.h> #include <boot/coreboot_tables.h>
#include <arch/coreboot_tables.h> #include <arch/coreboot_tables.h>
@ -38,33 +44,38 @@
void fill_lb_gpios(struct lb_gpios *gpios) 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->size = sizeof(*gpios) + (GPIO_COUNT * sizeof(struct lb_gpio));
gpios->count = GPIO_COUNT; gpios->count = GPIO_COUNT;
/* Write Protect: virtual GPIO active Low */ gpio_pt1 = (struct exynos5_gpio_part1 *)EXYNOS5_GPIO_PART1_BASE;
gpios->gpios[0].port = -1; 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].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", strncpy((char *)gpios->gpios[0].name,"write protect",
GPIO_MAX_NAME_LENGTH); GPIO_MAX_NAME_LENGTH);
/* Recovery: virtual GPIO active high */ /* Recovery: active high */
gpios->gpios[1].port = -1; gpios->gpios[1].port = EXYNOS5_GPY1;
gpios->gpios[1].polarity = ACTIVE_HIGH; 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); strncpy((char *)gpios->gpios[1].name,"recovery", GPIO_MAX_NAME_LENGTH);
/* Lid: the "switch" comes from the EC */ /* Lid: the "switch" comes from the EC */
gpios->gpios[2].port = -1; gpios->gpios[2].port = EXYNOS5_GPX3;
gpios->gpios[2].polarity = ACTIVE_HIGH; gpios->gpios[2].polarity = ACTIVE_LOW;
gpios->gpios[2].value = 0; gpios->gpios[2].value = s5p_gpio_get_value(&gpio_pt2->x3, LID_OPEN);
strncpy((char *)gpios->gpios[2].name,"lid", GPIO_MAX_NAME_LENGTH); 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].port = -1;
gpios->gpios[3].polarity = ACTIVE_HIGH; gpios->gpios[3].polarity = ACTIVE_LOW;
gpios->gpios[3].value = 0; gpios->gpios[3].value = 1;
strncpy((char *)gpios->gpios[3].name,"power", GPIO_MAX_NAME_LENGTH); strncpy((char *)gpios->gpios[3].name,"power", GPIO_MAX_NAME_LENGTH);
/* Developer: virtual GPIO active high */ /* Developer: virtual GPIO active high */