mb/google/guybrush: Add initial I2C configuration
Add I2C peripheral reset configuration required during early init.
Enabled I2C generic and HID drivers. I2C GPIOs are configured as
required in CB:50091.
BUG=b:180531661
TEST=Build guybrush mainboard.
Signed-off-by: Karthikeyan Ramasubramanian <kramasub@google.com>
Change-Id: I67690fbd25639879a730260aaca4cddb5e47bbc7
Reviewed-on: https://review.coreboot.org/c/coreboot/+/51543
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Martin Roth <martinroth@google.com>
diff --git a/src/mainboard/google/guybrush/variants/baseboard/devicetree.cb b/src/mainboard/google/guybrush/variants/baseboard/devicetree.cb
index fa15509f..3205d21 100644
--- a/src/mainboard/google/guybrush/variants/baseboard/devicetree.cb
+++ b/src/mainboard/google/guybrush/variants/baseboard/devicetree.cb
@@ -38,6 +38,9 @@
.vw_irq_polarity = ESPI_VW_IRQ_LEVEL_HIGH(1) | ESPI_VW_IRQ_LEVEL_HIGH(12),
}"
+ register "i2c_scl_reset" = "GPIO_I2C0_SCL | GPIO_I2C1_SCL |
+ GPIO_I2C2_SCL | GPIO_I2C3_SCL"
+
device domain 0 on
device ref gpp_bridge_0 on end # WLAN
device ref gpp_bridge_1 on end # SD