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google/kukui: Configure EMMC 

Set up EMMC gpios for payloads.

BUG=b:80501386
BRANCH=none
TEST=Boots correctly on Kukui

Change-Id: I1e7ee9bfe3a26ed04374e8c74243f48552a1d254
Signed-off-by: Tristan Shieh <tristan.shieh@mediatek.com>
Reviewed-on: https://review.coreboot.org/28546
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Hung-Te Lin <hungte@chromium.org>
Reviewed-by: Julius Werner <jwerner@chromium.org>
This commit is contained in:
Tristan Shieh 2018-09-07 17:26:21 +08:00 committed by Patrick Georgi
parent fa61f5aa55
commit 8db79c1386
1 changed files with 16 additions and 0 deletions
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16
src/mainboard/google/kukui/mainboard.c
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@ -14,10 +14,26 @@
*/ */
#include <device/device.h> #include <device/device.h>
#include <soc/gpio.h>
#include <soc/mmu_operations.h> #include <soc/mmu_operations.h>
static void configure_emmc(void)
{
const gpio_t emmc_pin[] = {
GPIO(MSDC0_DAT0), GPIO(MSDC0_DAT1),
GPIO(MSDC0_DAT2), GPIO(MSDC0_DAT3),
GPIO(MSDC0_DAT4), GPIO(MSDC0_DAT5),
GPIO(MSDC0_DAT6), GPIO(MSDC0_DAT7),
GPIO(MSDC0_CMD), GPIO(MSDC0_RSTB),
};
for (size_t i = 0; i < ARRAY_SIZE(emmc_pin); i++)
gpio_set_pull(emmc_pin[i], GPIO_PULL_ENABLE, GPIO_PULL_UP);
}
static void mainboard_init(struct device *dev) static void mainboard_init(struct device *dev)
{ {
configure_emmc();
} }
static void mainboard_enable(struct device *dev) static void mainboard_enable(struct device *dev)