diff options
Diffstat (limited to 'src/mainboard/google/poppy/variants/atlas/devicetree.cb')
| -rw-r--r-- | src/mainboard/google/poppy/variants/atlas/devicetree.cb | 84 |
1 files changed, 49 insertions, 35 deletions
diff --git a/src/mainboard/google/poppy/variants/atlas/devicetree.cb b/src/mainboard/google/poppy/variants/atlas/devicetree.cb index 64e7113adc..7742a83485 100644 --- a/src/mainboard/google/poppy/variants/atlas/devicetree.cb +++ b/src/mainboard/google/poppy/variants/atlas/devicetree.cb @@ -66,7 +66,6 @@ chip soc/intel/skylake register "psys_pmax" = "45" register "tcc_offset" = "10" register "pch_trip_temp" = "75" - register "chipset_lockdown" = "CHIPSET_LOCKDOWN_COREBOOT" register "pirqa_routing" = "PCH_IRQ11" register "pirqb_routing" = "PCH_IRQ10" @@ -175,51 +174,66 @@ 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 | + #| GSPI0 | cr50 TPM. Early init is | + #| | required to set up a BAR | + #| | for TPM communication | + #| | before memory is up | + #| I2C0 | Touchscreen | + #| I2C2 | Trackpad | + #| I2C3 | Camera | + #| I2C4 | Audio | + #+-------------------+---------------------------+ + register "common_soc_config" = "{ + .chipset_lockdown = CHIPSET_LOCKDOWN_COREBOOT, + .i2c[0] = { + .speed = I2C_SPEED_FAST, + .rise_time_ns = 98, + .fall_time_ns = 38, + }, + .i2c[2] = { + .speed = I2C_SPEED_FAST, + .speed_config[0] = { + .speed = I2C_SPEED_FAST, + .scl_lcnt = 186, + .scl_hcnt = 93, + .sda_hold = 36, + }, + }, + .i2c[3] = { + .speed = I2C_SPEED_FAST, + .rise_time_ns = 98, + .fall_time_ns = 38, + }, + .i2c[4] = { + .speed = I2C_SPEED_FAST, + .speed_config[0] = { + .speed = I2C_SPEED_FAST, + .scl_lcnt = 176, + .scl_hcnt = 95, + .sda_hold = 36, + } + }, + .gspi[0] = { + .speed_mhz = 1, + .early_init = 1, + }, + }" # Touchscreen register "i2c_voltage[0]" = "I2C_VOLTAGE_3V3" - register "i2c[0]" = "{ - .speed = I2C_SPEED_FAST, - .rise_time_ns = 98, - .fall_time_ns = 38, - }" # Trackpad 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, - }, - }" # Camera register "i2c_voltage[3]" = "I2C_VOLTAGE_1V8" - register "i2c[3]" = "{ - .speed = I2C_SPEED_FAST, - .rise_time_ns = 98, - .fall_time_ns = 38, - }" # 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, - } - }" - - # GSPI0 for cr50 TPM - register "gspi[0]" = "{ - .speed_mhz = 1, - .early_init = 1, - }" register "SerialIoDevMode" = "{ [PchSerialIoIndexI2C0] = PchSerialIoPci, |