diff options
| author | Ben Lok <ben.lok@mediatek.com> | 2015-07-31 17:11:11 +0800 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2016-01-22 20:07:04 +0100 |
| commit | a73794024060bec9ab0560d9f2dea7b129427033 (patch) | |
| tree | d016442ee1871b84c5ab01427eacc291a0229de9 /src | |
| parent | f764d1458d9a86e8b0abde809e41ed0889ef589e (diff) | |
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@chromium.org>
Original-Commit-Id: 495e978cd7381bd393099315ac6d60fe4446dd9f
Original-Change-Id: I9626d06746e5d0bf6698a9b8e7594c58e7ff213a
Original-Signed-off-by: Ben Lok <ben.lok@mediatek.com>
Original-Reviewed-on: https://chromium-review.googlesource.com/292689
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/13096
Tested-by: build bot (Jenkins)
Reviewed-by: Martin Roth <martinroth@google.com>
Diffstat (limited to 'src')
| -rw-r--r-- | src/mainboard/google/oak/mainboard.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/src/mainboard/google/oak/mainboard.c b/src/mainboard/google/oak/mainboard.c index 614c965ae6..fbdddb6930 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) |