diff options
Diffstat (limited to 'src/mainboard/google')
-rw-r--r-- | src/mainboard/google/reef/gpio.h | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/src/mainboard/google/reef/gpio.h b/src/mainboard/google/reef/gpio.h index 969b39296a..5eb1d1dc29 100644 --- a/src/mainboard/google/reef/gpio.h +++ b/src/mainboard/google/reef/gpio.h @@ -59,15 +59,19 @@ static const struct pad_config gpio_table[] = { PAD_CFG_GPI(GPIO_171, UP_20K, DEEP), /* SDIO_CMD */ /* SDCARD */ - PAD_CFG_NF(GPIO_172, UP_20K, DEEP, NF1), /* SDCARD_CLK */ + /* Pull down clock by 20K */ + PAD_CFG_NF(GPIO_172, DN_20K, DEEP, NF1), /* SDCARD_CLK */ PAD_CFG_NF(GPIO_173, UP_20K, DEEP, NF1), /* SDCARD_D0 */ PAD_CFG_NF(GPIO_174, UP_20K, DEEP, NF1), /* SDCARD_D1 */ PAD_CFG_NF(GPIO_175, UP_20K, DEEP, NF1), /* SDCARD_D2 */ PAD_CFG_NF(GPIO_176, UP_20K, DEEP, NF1), /* SDCARD_D3 */ - PAD_CFG_NF(GPIO_177, NATIVE, DEEP, NF1), /* SDCARD_CD_N */ + /* Card detect is active LOW. Pull up by 20K */ + PAD_CFG_NF(GPIO_177, UP_20K, DEEP, NF1), /* SDCARD_CD_N */ PAD_CFG_NF(GPIO_178, UP_20K, DEEP, NF1), /* SDCARD_CMD */ - PAD_CFG_NF(GPIO_179, NATIVE, DEEP, NF1), /* SDCARD_CLK_FB */ - PAD_CFG_NF(GPIO_186, NATIVE, DEEP, NF1), /* SDCARD_LVL_WP */ + /* CLK feedback, internal signal, needs 20K pull down */ + PAD_CFG_NF(GPIO_179, DN_20K, DEEP, NF1), /* SDCARD_CLK_FB */ + /* No h/w write proect for uSD cards, pull down by 20K */ + PAD_CFG_NF(GPIO_186, DN_20K, DEEP, NF1), /* SDCARD_LVL_WP */ /* EN_SD_SOCKET_PWR_L for SD slot power control. Default on. */ PAD_CFG_GPO(GPIO_183, 0, DEEP), /* SDIO_PWR_DOWN_N */ |