Martin Roth has uploaded this change for review. ( https://review.coreboot.org/28649
Change subject: mainboard/google/kahlee: EMMC reset needs to be output low ......................................................................
mainboard/google/kahlee: EMMC reset needs to be output low
While the pin was set to a pull-down, with the external pull-up, this wasn't enough to keep the pin low. Set to output low to drive to 0V.
TEST=Boot grunt, verify EMMC_BRIDGE_RST is 0V. BUG=b:115661061
Change-Id: Ife014b8a879274df5d892c1de386976808de1df0 Signed-off-by: Martin Roth martinroth@google.com --- M src/mainboard/google/kahlee/variants/baseboard/gpio.c 1 file changed, 1 insertion(+), 1 deletion(-)
git pull ssh://review.coreboot.org:29418/coreboot refs/changes/49/28649/1
diff --git a/src/mainboard/google/kahlee/variants/baseboard/gpio.c b/src/mainboard/google/kahlee/variants/baseboard/gpio.c index 75a8ab5..95064bc 100644 --- a/src/mainboard/google/kahlee/variants/baseboard/gpio.c +++ b/src/mainboard/google/kahlee/variants/baseboard/gpio.c @@ -54,7 +54,7 @@ PAD_NF(GPIO_26, PCIE_RST_L, PULL_NONE),
/* GPIO_40 - EMMC_BRIDGE_RST */ - PAD_GPI(GPIO_40, PULL_DOWN), + PAD_GPO(GPIO_40, LOW),
/* GPIO_70 - WLAN_PE_RST_L */ PAD_GPO(GPIO_70, HIGH),