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authorFrank_Chu <frank_chu@pegatron.corp-partner.google.com>2019-08-13 16:24:20 +0800
committerPatrick Georgi <pgeorgi@google.com>2019-09-10 12:12:56 +0000
commit687c419cde408cb4fb1bbfee984e330394b86527 (patch)
tree0942825c40538ed92eae580b8244e478dd74e682 /src/mainboard/google/hatch
parent188f64172ba565726d99b62219c14b732873bbd3 (diff)
mb/google/hatch/variants/helios: Modify FPU power on sequence
pull in the FPU VDDIO turn on to fix the power leakage problem on FPU VDDIO and FPU CS during power on sequence. BUG=b:138638571 BRANCH=none TEST=emerge-hatch coreboot chromeos-bootimage Signed-off-by: Frank_Chu <frank_chu@pegatron.corp-partner.google.com> Change-Id: I3f6bf3676922e987c2e282b697a2333e2d90289e Reviewed-on: https://review.coreboot.org/c/coreboot/+/34858 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Furquan Shaikh <furquan@google.com> Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Diffstat (limited to 'src/mainboard/google/hatch')
-rw-r--r--src/mainboard/google/hatch/variants/helios/gpio.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/mainboard/google/hatch/variants/helios/gpio.c b/src/mainboard/google/hatch/variants/helios/gpio.c
index 0ad3967ee9..bebcf32662 100644
--- a/src/mainboard/google/hatch/variants/helios/gpio.c
+++ b/src/mainboard/google/hatch/variants/helios/gpio.c
@@ -125,6 +125,8 @@ static const struct pad_config early_gpio_table[] = {
PAD_CFG_NF(GPP_B17, NONE, DEEP, NF1),
/* B18 : H1_SLAVE_SPI_MOSI_R */
PAD_CFG_NF(GPP_B18, NONE, DEEP, NF1),
+ /* C11 : GPP_C11 ==> EN_FP_RAILS */
+ PAD_CFG_GPO(GPP_C11, 1, DEEP),
/* C14 : BT_DISABLE_L */
PAD_CFG_GPO(GPP_C14, 0, DEEP),
/* PCH_WP_OD */