diff options
Diffstat (limited to 'src/mainboard/google/volteer/variants/volteer2/overridetree.cb')
| -rw-r--r-- | src/mainboard/google/volteer/variants/volteer2/overridetree.cb | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/src/mainboard/google/volteer/variants/volteer2/overridetree.cb b/src/mainboard/google/volteer/variants/volteer2/overridetree.cb index a36a8441b4..502883eee8 100644 --- a/src/mainboard/google/volteer/variants/volteer2/overridetree.cb +++ b/src/mainboard/google/volteer/variants/volteer2/overridetree.cb @@ -56,6 +56,32 @@ chip soc/intel/tigerlake register "FastPkgCRampDisable[VR_DOMAIN_SA]" = "1" register "FastPkgCRampDisable[VR_DOMAIN_VLCC]" = "1" + # Depending on whether we use I2C bus 1 or SPI bus 0 for TPM + # communication, that one needs early initialization. + register "common_soc_config" = "{ + .chipset_lockdown = CHIPSET_LOCKDOWN_COREBOOT, + .gspi[0] = { + .speed_mhz = 1, + .early_init = CONFIG(MAINBOARD_HAS_SPI_TPM_CR50), + }, + .i2c[0] = { + .speed = I2C_SPEED_FAST, + }, + .i2c[1] = { + .speed = I2C_SPEED_FAST, + .early_init = CONFIG(MAINBOARD_HAS_I2C_TPM_CR50), + }, + .i2c[2] = { + .speed = I2C_SPEED_FAST, + }, + .i2c[3] = { + .speed = I2C_SPEED_FAST, + }, + .i2c[5] = { + .speed = I2C_SPEED_FAST, + }, + }" + device domain 0 on device ref dptf on chip drivers/intel/dptf |