[coreboot-gerrit] Patch set updated for coreboot: google/oak: setup usb and configure I2C level shift pin
Patrick Georgi (pgeorgi@google.com)
gerrit at coreboot.org
Thu Jan 21 12:31:28 CET 2016
Patrick Georgi (pgeorgi at google.com) just uploaded a new patch set to gerrit, which you can find at https://review.coreboot.org/13096
-gerrit
commit 9e925efcb891afaaf1d4557370fe75716102991c
Author: Ben Lok <ben.lok at mediatek.com>
Date: Fri Jul 31 17:11:11 2015 +0800
google/oak: setup usb and configure I2C level shift pin
BRANCH=none
BUG=none
TEST=build pass and verified on rev3
Change-Id: I3849342e59c2b022db723ef0281cdd5153ae27cb
Signed-off-by: Patrick Georgi <pgeorgi at chromium.org>
Original-Commit-Id: 495e978cd7381bd393099315ac6d60fe4446dd9f
Original-Change-Id: I9626d06746e5d0bf6698a9b8e7594c58e7ff213a
Original-Signed-off-by: Ben Lok <ben.lok at mediatek.com>
Original-Reviewed-on: https://chromium-review.googlesource.com/292689
Original-Commit-Ready: Yidi Lin <yidi.lin at mediatek.com>
Original-Tested-by: Yidi Lin <yidi.lin at mediatek.com>
Original-Reviewed-by: Julius Werner <jwerner at chromium.org>
---
src/mainboard/google/oak/mainboard.c | 15 +++++++++++++++
1 file changed, 15 insertions(+)
diff --git a/src/mainboard/google/oak/mainboard.c b/src/mainboard/google/oak/mainboard.c
index 614c965..fbdddb6 100644
--- a/src/mainboard/google/oak/mainboard.c
+++ b/src/mainboard/google/oak/mainboard.c
@@ -25,6 +25,7 @@
#include <soc/mtcmos.h>
#include <soc/pinmux.h>
#include <soc/pll.h>
+#include <soc/usb.h>
static void configure_audio(void)
{
@@ -67,6 +68,14 @@ static void configure_audio(void)
mt_pll_set_aud_div(48 * KHz);
}
+static void configure_usb(void)
+{
+ setup_usb_host();
+
+ if (board_id() > 3)
+ gpio_output(PAD_CM2MCLK, 1);
+}
+
/* Setup backlight control pins as output pin and power-off by default */
static void configure_backlight(void)
{
@@ -96,8 +105,14 @@ static void configure_backlight(void)
static void mainboard_init(device_t dev)
{
+ /* TP_SHIFT_EN: Enables the level shifter for I2C bus 4 (TPAD), which
+ * also contains the PS8640 eDP brige and the USB hub.
+ */
+ mt6391_gpio_output(MT6391_KP_ROW2, 1);
+
configure_audio();
configure_backlight();
+ configure_usb();
}
static void mainboard_enable(device_t dev)
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