Venkateswarlu V Vinjamuri (venkateswarlu.v.vinjamuri@intel.com) just uploaded a new patch set to gerrit, which you can find at https://review.coreboot.org/18497
-gerrit
commit 993a082a5b6036fe86220f3171be089d895993d9 Author: Venkateswarlu Vinjamuri venkateswarlu.v.vinjamuri@intel.com Date: Fri Feb 24 15:54:39 2017 -0800
mainboard/google/reef: Configure SDCARD card detect pin
This configures GPIO_177 as GPI for SDCARD card detect.
BUG=chrome-os-partner:63070 TEST=None
Change-Id: Ia8aef60bd7d0ea36afb39f76fab051aa46a2ed64 Signed-off-by: Venkateswarlu Vinjamuri venkateswarlu.v.vinjamuri@intel.com --- src/mainboard/google/reef/variants/baseboard/devicetree.cb | 3 +++ src/mainboard/google/reef/variants/baseboard/gpio.c | 2 +- 2 files changed, 4 insertions(+), 1 deletion(-)
diff --git a/src/mainboard/google/reef/variants/baseboard/devicetree.cb b/src/mainboard/google/reef/variants/baseboard/devicetree.cb index b0c82e2..443918e 100644 --- a/src/mainboard/google/reef/variants/baseboard/devicetree.cb +++ b/src/mainboard/google/reef/variants/baseboard/devicetree.cb @@ -17,6 +17,9 @@ chip soc/intel/apollolake # If the Board does not have PERST_0, assign GPIO_PRT0_UDEF register "prt0_gpio" = "GPIO_122"
+ # GPIO for SD card detect + register "sdcard_cd_gpio" = "GPIO_177" + # EMMC TX DATA Delay 1 # Refer to EDS-Vol2-22.3. # [14:8] steps of delay for HS400, each 125ps. diff --git a/src/mainboard/google/reef/variants/baseboard/gpio.c b/src/mainboard/google/reef/variants/baseboard/gpio.c index a9a6248..75ab638 100644 --- a/src/mainboard/google/reef/variants/baseboard/gpio.c +++ b/src/mainboard/google/reef/variants/baseboard/gpio.c @@ -59,7 +59,7 @@ static const struct pad_config gpio_table[] = { PAD_CFG_NF(GPIO_175, UP_20K, DEEP, NF1), /* SDCARD_D2 */ PAD_CFG_NF(GPIO_176, UP_20K, DEEP, NF1), /* SDCARD_D3 */ /* Card detect is active LOW with external pull up. */ - PAD_CFG_NF(GPIO_177, NONE, DEEP, NF1), /* SDCARD_CD_N */ + PAD_CFG_GPI(GPIO_177, NONE, DEEP), /* SDCARD_CD_N */ PAD_CFG_NF(GPIO_178, UP_20K, DEEP, NF1), /* SDCARD_CMD */ /* CLK feedback, internal signal, needs 20K pull down */ PAD_CFG_NF(GPIO_179, DN_20K, DEEP, NF1), /* SDCARD_CLK_FB */