diff options
Diffstat (limited to 'src/mainboard')
| -rw-r--r-- | src/mainboard/google/reef/devicetree.cb | 3 | ||||
| -rw-r--r-- | src/mainboard/google/reef/gpio.h | 3 |
2 files changed, 6 insertions, 0 deletions
diff --git a/src/mainboard/google/reef/devicetree.cb b/src/mainboard/google/reef/devicetree.cb index 5e68d3720c..ea3b20f2e2 100644 --- a/src/mainboard/google/reef/devicetree.cb +++ b/src/mainboard/google/reef/devicetree.cb @@ -43,6 +43,9 @@ chip soc/intel/apollolake register "gpe0_dw2" = "PMC_GPE_N_63_32" register "gpe0_dw3" = "PMC_GPE_SW_31_0" + # Enable I2C2 bus early for TPM access + register "i2c[2].early_init" = "1" + device domain 0 on device pci 00.0 on end # - Host Bridge device pci 00.1 on end # - DPTF diff --git a/src/mainboard/google/reef/gpio.h b/src/mainboard/google/reef/gpio.h index 5eb1d1dc29..4230c62ef7 100644 --- a/src/mainboard/google/reef/gpio.h +++ b/src/mainboard/google/reef/gpio.h @@ -344,6 +344,9 @@ static const struct pad_config gpio_table[] = { /* GPIOs needed prior to ramstage. */ static const struct pad_config early_gpio_table[] = { PAD_CFG_GPI(GPIO_75, UP_20K, DEEP), /* I2S1_BCLK -- PCH_WP */ + /* I2C2 - TPM */ + PAD_CFG_NF(GPIO_128, UP_2K, DEEP, NF1), /* LPSS_I2C2_SDA */ + PAD_CFG_NF(GPIO_129, UP_2K, DEEP, NF1), /* LPSS_I2C2_SCL */ }; /* |