diff options
Diffstat (limited to 'src/mainboard/google/hatch/variants/baseboard/devicetree.cb')
-rw-r--r-- | src/mainboard/google/hatch/variants/baseboard/devicetree.cb | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/src/mainboard/google/hatch/variants/baseboard/devicetree.cb b/src/mainboard/google/hatch/variants/baseboard/devicetree.cb index a3d0bc6836..040d98d7f7 100644 --- a/src/mainboard/google/hatch/variants/baseboard/devicetree.cb +++ b/src/mainboard/google/hatch/variants/baseboard/devicetree.cb @@ -25,6 +25,7 @@ chip soc/intel/cannonlake #| | for TPM communication | #| | before memory is up | #| I2C0 | Touchpad | + #| I2C1 | Touch screen | #+-------------------+---------------------------+ register "common_soc_config" = "{ .gspi[0] = { @@ -34,6 +35,9 @@ chip soc/intel/cannonlake .i2c[0] = { .speed = I2C_SPEED_FAST, }, + .i2c[1] = { + .speed = I2C_SPEED_FAST, + }, }" # FSP configuration @@ -167,7 +171,21 @@ chip soc/intel/cannonlake device i2c 15 on end end end # I2C #0 - device pci 15.1 off end # I2C #1 + device pci 15.1 on + chip drivers/i2c/generic + register "hid" = ""ELAN0001"" + register "desc" = ""ELAN Touchscreen"" + register "irq" = "ACPI_IRQ_EDGE_LOW(GPP_D16_IRQ)" + register "probed" = "1" + register "reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_D15)" + register "reset_delay_ms" = "100" + register "reset_off_delay_ms" = "5" + register "has_power_resource" = "1" + register "stop_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_C4)" + register "stop_off_delay_ms" = "5" + device i2c 49 on end + end + end # I2C #1 device pci 15.2 off end # I2C #2 device pci 15.3 off end # I2C #3 device pci 16.0 on end # Management Engine Interface 1 |