google/oak: Initialize the necessary pins
BRANCH=none
BUG=none
TEST=verified on Oak rev2 & rev3
Change-Id: I35776f5bdf54243236afba860ae8e9117a160cde
Signed-off-by: Patrick Georgi <pgeorgi@chromium.org>
Original-Commit-Id: b46bd9a079107ab78964f7e39582b3b5c863b559
Original-Change-Id: I6696972d07adbf3da5967f09c1638bb977c10207
Original-Signed-off-by: Biao Huang <biao.huang@mediatek.com>
Original-Reviewed-on: https://chromium-review.googlesource.com/292673
Original-Commit-Ready: Yidi Lin <yidi.lin@mediatek.com>
Original-Tested-by: Yidi Lin <yidi.lin@mediatek.com>
Original-Reviewed-by: Julius Werner <jwerner@chromium.org>
Reviewed-on: https://review.coreboot.org/12605
Tested-by: build bot (Jenkins)
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
diff --git a/src/mainboard/google/oak/bootblock.c b/src/mainboard/google/oak/bootblock.c
index ddd71b3..38a777c 100644
--- a/src/mainboard/google/oak/bootblock.c
+++ b/src/mainboard/google/oak/bootblock.c
@@ -20,7 +20,17 @@
#include <arch/io.h>
#include <bootblock_common.h>
#include <delay.h>
+#include <soc/gpio.h>
#include <soc/pericfg.h>
+#include <soc/pinmux.h>
+
+static void i2c_set_gpio_pinmux(void)
+{
+ gpio_set_mode(PAD_SDA1, PAD_SDA1_FUNC_SDA1);
+ gpio_set_mode(PAD_SCL1, PAD_SCL1_FUNC_SCL1);
+ gpio_set_mode(PAD_SDA4, PAD_SDA4_FUNC_SDA4);
+ gpio_set_mode(PAD_SCL4, PAD_SCL4_FUNC_SCL4);
+}
void bootblock_mainboard_early_init(void)
{
@@ -30,4 +40,9 @@
void bootblock_mainboard_init(void)
{
+ /* adjust gpio params when external voltage is 1.8V */
+ gpio_init(GPIO_EINT_1P8V);
+
+ /* set i2c related gpio */
+ i2c_set_gpio_pinmux();
}