diff options
Diffstat (limited to 'src/mainboard')
| -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) |