diff options
| author | Seunghwan Kim <sh_.kim@samsung.corp-partner.google.com> | 2020-10-26 17:09:01 +0900 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2020-10-28 10:43:25 +0000 |
| commit | 71b546773daa57682c480196f4ed167dd060b54c (patch) | |
| tree | bb6753a0488f683e9709170bbf7b34aa210b2b08 /src | |
| parent | e828554ee046c3f5b1acdcef46a5e2724a42048a (diff) | |
| download | coreboot-71b546773daa57682c480196f4ed167dd060b54c.tar.gz coreboot-71b546773daa57682c480196f4ed167dd060b54c.tar.bz2 coreboot-71b546773daa57682c480196f4ed167dd060b54c.zip | |
mb/google/nightfury: Set internal pull-down for GPP_D19
Add internal pull-down for GPP_D19 to improve DMIC noise issue on
nightfury.
BUG=b:171669255
BRANCH=firmware-hatch-12672.B
TEST=Built and checked GPP_D19 voltage after booting
Change-Id: Ie63f260be3d6a55f91908db59312b3b0a8af98f4
Signed-off-by: Seunghwan Kim <sh_.kim@samsung.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/46816
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Bob Moragues <moragues@google.com>
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Diffstat (limited to 'src')
| -rw-r--r-- | src/mainboard/google/hatch/variants/nightfury/gpio.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/src/mainboard/google/hatch/variants/nightfury/gpio.c b/src/mainboard/google/hatch/variants/nightfury/gpio.c index 951723ebeb5f..eb6217ded96e 100644 --- a/src/mainboard/google/hatch/variants/nightfury/gpio.c +++ b/src/mainboard/google/hatch/variants/nightfury/gpio.c @@ -37,6 +37,8 @@ static const struct pad_config gpio_table[] = { /* D16 : TOUCHSCREEN_INT_L */ PAD_CFG_GPI_APIC(GPP_D16, NONE, PLTRST, LEVEL, INVERT), + /* D19 : DMIC_CLK_0_SNDW4_CLK */ + PAD_CFG_NF(GPP_D19, DN_20K, DEEP, NF1), /* E4 : M2_SSD_PE_WAKE_ODL ==> NC */ PAD_NC(GPP_E4, NONE), |