diff options
Diffstat (limited to 'src/mainboard/google/brya/variants/vell/overridetree.cb')
| -rw-r--r-- | src/mainboard/google/brya/variants/vell/overridetree.cb | 27 |
1 files changed, 24 insertions, 3 deletions
diff --git a/src/mainboard/google/brya/variants/vell/overridetree.cb b/src/mainboard/google/brya/variants/vell/overridetree.cb index 825b305afa67..6ad37e076d70 100644 --- a/src/mainboard/google/brya/variants/vell/overridetree.cb +++ b/src/mainboard/google/brya/variants/vell/overridetree.cb @@ -39,13 +39,27 @@ chip soc/intel/alderlake #+-------------------+---------------------------+ #| GSPI1 | Fingerprint MCU | #| I2C0 | Audio | - #| I2C1 | Touchscreen | - #| I2C2 | | - #| I2C3 | cr50 TPM. Early init is | + #| I2C1 | cr50 TPM. Early init is | #| | required to set up a BAR | #| | for TPM communication | + #| I2C2 | | + #| I2C3 | Touchscreen | #| I2C5 | Trackpad | #+-------------------+---------------------------+ + register "common_soc_config" = "{ + .i2c[1] = { + .early_init = 1, + .speed = I2C_SPEED_FAST, + .rise_time_ns = 600, + .fall_time_ns = 400, + .data_hold_time_ns = 50, + }, + .i2c[3] = { + .rise_time_ns = 650, + .fall_time_ns = 400, + .data_hold_time_ns = 50, + }, + }" register "usb2_ports[4]" = "USB2_PORT_TYPE_C(OC3)" # USB2_C3 # I2C Port Config @@ -183,6 +197,13 @@ chip soc/intel/alderlake end end #I2C0 device ref i2c1 on + chip drivers/i2c/tpm + register "hid" = ""GOOG0005"" + register "irq" = "ACPI_IRQ_EDGE_LOW(GPP_A13_IRQ)" + device i2c 50 on end + end + end + device ref i2c3 on chip drivers/i2c/generic register "hid" = ""ELAN0001"" register "desc" = ""ELAN Touchscreen"" |