diff options
Diffstat (limited to 'src/mainboard/google/eve/devicetree.cb')
| -rw-r--r-- | src/mainboard/google/eve/devicetree.cb | 75 |
1 files changed, 43 insertions, 32 deletions
diff --git a/src/mainboard/google/eve/devicetree.cb b/src/mainboard/google/eve/devicetree.cb index fa12d8b06d..a812c0814f 100644 --- a/src/mainboard/google/eve/devicetree.cb +++ b/src/mainboard/google/eve/devicetree.cb @@ -169,46 +169,60 @@ chip soc/intel/skylake register "usb3_ports[2]" = "USB3_PORT_EMPTY" # Empty register "usb3_ports[3]" = "USB3_PORT_EMPTY" # Empty + # Intel Common SoC Config + #+-------------------+---------------------------+ + #| Field | Value | + #+-------------------+---------------------------+ + #| chipset_lockdown | CHIPSET_LOCKDOWN_COREBOOT | + #| I2C0 | Touchscreen | + #| I2C1 | Early TPM access | + #| I2C2 | Touchpad | + #| I2C4 | Audio | + #+-------------------+---------------------------+ + register "common_soc_config" = "{ + .chipset_lockdown = CHIPSET_LOCKDOWN_COREBOOT, + .i2c[0] = { + .speed = I2C_SPEED_FAST_PLUS, + .rise_time_ns = 98, + .fall_time_ns = 38, + }, + .i2c[1] = { + .early_init = 1, + .speed = I2C_SPEED_FAST, + .rise_time_ns = 112, + .fall_time_ns = 34, + }, + .i2c[2] = { + .speed = I2C_SPEED_FAST, + .speed_config[0] = { + .speed = I2C_SPEED_FAST, + .scl_lcnt = 186, + .scl_hcnt = 93, + .sda_hold = 36, + } + }, + .i2c[4] = { + .speed = I2C_SPEED_FAST, + .speed_config[0] = { + .speed = I2C_SPEED_FAST, + .scl_lcnt = 176, + .scl_hcnt = 95, + .sda_hold = 36, + } + }, + }" + # Touchscreen register "i2c_voltage[0]" = "I2C_VOLTAGE_3V3" - register "i2c[0]" = "{ - .speed = I2C_SPEED_FAST_PLUS, - .rise_time_ns = 98, - .fall_time_ns = 38, - }" # Enable I2C1 bus early for TPM access register "i2c_voltage[1]" = "I2C_VOLTAGE_3V3" - register "i2c[1]" = "{ - .early_init = 1, - .speed = I2C_SPEED_FAST, - .rise_time_ns = 112, - .fall_time_ns = 34, - }" # Touchpad register "i2c_voltage[2]" = "I2C_VOLTAGE_1V8" - register "i2c[2]" = "{ - .speed = I2C_SPEED_FAST, - .speed_config[0] = { - .speed = I2C_SPEED_FAST, - .scl_lcnt = 186, - .scl_hcnt = 93, - .sda_hold = 36, - } - }" # Audio register "i2c_voltage[4]" = "I2C_VOLTAGE_1V8" - register "i2c[4]" = "{ - .speed = I2C_SPEED_FAST, - .speed_config[0] = { - .speed = I2C_SPEED_FAST, - .scl_lcnt = 176, - .scl_hcnt = 95, - .sda_hold = 36, - } - }" # Must leave UART0 enabled or SD/eMMC will not work as PCI register "SerialIoDevMode" = "{ @@ -230,9 +244,6 @@ chip soc/intel/skylake register "tdp_pl2_override" = "15" register "tcc_offset" = "10" - # Lock Down - register "chipset_lockdown" = "CHIPSET_LOCKDOWN_COREBOOT" - device cpu_cluster 0 on device lapic 0 on end end |