diff options
| author | Raul E Rangel <rrangel@chromium.org> | 2022-03-16 11:30:19 -0600 |
|---|---|---|
| committer | Felix Held <felix-coreboot@felixheld.de> | 2022-03-18 15:10:48 +0000 |
| commit | 4fdcefc9f6901f03130e2addf8714d3549730e09 (patch) | |
| tree | 906d56d90a01539e8736dfdbf847d3c52775860a /src/mainboard/google/skyrim | |
| parent | 7496392bd914e8aa4029e3410ee2ecd95a93bbe7 (diff) | |
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>
Diffstat (limited to 'src/mainboard/google/skyrim')
| -rw-r--r-- | src/mainboard/google/skyrim/variants/baseboard/devicetree.cb | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/mainboard/google/skyrim/variants/baseboard/devicetree.cb b/src/mainboard/google/skyrim/variants/baseboard/devicetree.cb index 61bc93d8a8..7d4fb7f549 100644 --- a/src/mainboard/google/skyrim/variants/baseboard/devicetree.cb +++ b/src/mainboard/google/skyrim/variants/baseboard/devicetree.cb @@ -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 |