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mb/google/skyrim: Fix I2C voltages 

Needed so i2c communication works.

BUG=b:224618411
TEST=build skyrim

Signed-off-by: Raul E Rangel <rrangel@chromium.org>
Change-Id: I8ec7c18cae509b5683cb73153fd6d3747cf9d753
Reviewed-on: https://review.coreboot.org/c/coreboot/+/62874
Reviewed-by: Jon Murphy <jpmurphy@google.com>
Reviewed-by: Karthik Ramasubramanian <kramasub@google.com>
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
This commit is contained in:
Raul E Rangel 2022-03-16 11:30:19 -06:00 committed by Felix Held
parent 7496392bd9
commit 4fdcefc9f6
1 changed files with 6 additions and 0 deletions
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6
src/mainboard/google/skyrim/variants/baseboard/devicetree.cb
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@ -41,6 +41,12 @@ chip soc/amd/sabrina
register "i2c_scl_reset" = "GPIO_I2C0_SCL | GPIO_I2C1_SCL |
GPIO_I2C2_SCL | GPIO_I2C3_SCL"
# I2C Pad Control RX Select Configuration
register "i2c_pad[0].rx_level" = "I2C_PAD_RX_1_8V" # Touchpad
register "i2c_pad[1].rx_level" = "I2C_PAD_RX_1_8V" # Touchscreen
register "i2c_pad[2].rx_level" = "I2C_PAD_RX_1_8V" # Audio/SAR
register "i2c_pad[3].rx_level" = "I2C_PAD_RX_1_8V" # GSC
device domain 0 on
device ref lpc_bridge on
chip ec/google/chromeec