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author | Ting Shen <phoenixshen@google.com> | 2023-03-09 17:44:21 +0800 |
---|---|---|
committer | Chromeos LUCI <chromeos-scoped@luci-project-accounts.iam.gserviceaccount.com> | 2023-03-09 12:14:42 +0000 |
commit | b0d9abe0788c1ba502e74d10c7e06d59b5e83fd7 (patch) | |
tree | c44805e6827d606fa744e84a7850f1dd4135656a | |
parent | 4cd9d236cc25fa6ccc16b829fc6e24d53b0a99d5 (diff) | |
download | chrome-ec-b0d9abe0788c1ba502e74d10c7e06d59b5e83fd7.tar.gz |
geralt: remove pulldown on uart pins
The pull down affects base detection ADC voltage.
Remove them temporarily.
BUG=b:269989432
TEST=run command `adc adc-base-det`
base detached: ~3.3V
attached: 0.2V
BRANCH=none
Change-Id: I558466815840bbc6e74427d7ebe00dc8f186cff6
Signed-off-by: Ting Shen <phoenixshen@google.com>
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/4322596
Reviewed-by: Eric Yilun Lin <yllin@google.com>
Commit-Queue: Eric Yilun Lin <yllin@google.com>
Auto-Submit: Ting Shen <phoenixshen@chromium.org>
Tested-by: Ting Shen <phoenixshen@chromium.org>
-rw-r--r-- | zephyr/program/geralt/gpio.dtsi | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/zephyr/program/geralt/gpio.dtsi b/zephyr/program/geralt/gpio.dtsi index 4374b444c5..6d3e203506 100644 --- a/zephyr/program/geralt/gpio.dtsi +++ b/zephyr/program/geralt/gpio.dtsi @@ -193,8 +193,8 @@ <&gpioa 6 GPIO_INPUT_PULL_DOWN>, <&gpioa 7 GPIO_INPUT_PULL_DOWN>, /* h5,h6: uart base tx/rx */ - <&gpioh 5 GPIO_INPUT_PULL_DOWN>, - <&gpioh 6 GPIO_INPUT_PULL_DOWN>, + <&gpioh 5 GPIO_INPUT>, + <&gpioh 6 GPIO_INPUT>, <&gpioi 6 GPIO_INPUT_PULL_DOWN>, <&gpiom 6 (GPIO_INPUT_PULL_DOWN | GPIO_VOLTAGE_1P8)>, /* spi_clk_gpg6 */ |