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| author | Eric Lai <ericr_lai@compal.corp-partner.google.com> | 2020-04-03 13:39:24 +0800 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2020-04-14 10:08:48 +0000 |
| commit | 72d93667212b0315a323b073d2f6334462377d2c (patch) | |
| tree | 0966aeaaf94ea0c7cfbab7dbbfe3bba60dd61f29 /src/mainboard/google | |
| parent | 9e0dd9af47ec73e03c8c36dfe691abd795dc0903 (diff) | |
| download | coreboot-72d93667212b0315a323b073d2f6334462377d2c.tar.xz | |
mb/google/deltaur: Enable Melfas touch screen for Deltan
Reference Drallion to add device tree for Melfas touch screen.
BUG=b:152924290
Signed-off-by: Eric Lai <ericr_lai@compal.corp-partner.google.com>
Change-Id: I7b0a42119891c6c2d5978d7f33eefffa2d62df76
Reviewed-on: https://review.coreboot.org/c/coreboot/+/40113
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Diffstat (limited to 'src/mainboard/google')
| -rw-r--r-- | src/mainboard/google/deltaur/variants/deltan/overridetree.cb | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/src/mainboard/google/deltaur/variants/deltan/overridetree.cb b/src/mainboard/google/deltaur/variants/deltan/overridetree.cb index 6a2719b960..be1f29f2f2 100644 --- a/src/mainboard/google/deltaur/variants/deltan/overridetree.cb +++ b/src/mainboard/google/deltaur/variants/deltan/overridetree.cb @@ -9,4 +9,23 @@ chip soc/intel/tigerlake device pci 1f.6 on end # GbE 0x15FC end + device pci 15.0 on + chip drivers/i2c/generic + register "hid" = ""MLFS0000"" + register "desc" = ""Melfas Touchscreen"" + register "irq" = "ACPI_IRQ_EDGE_LOW(GPP_E1_IRQ)" + register "probed" = "1" + register "reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_A10)" + register "reset_delay_ms" = "10" + register "reset_off_delay_ms" = "5" + register "stop_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_B3)" + register "stop_delay_ms" = "10" + register "enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_B21)" + register "enable_delay_ms" = "55" + register "has_power_resource" = "1" + register "device_present_gpio" = "GPP_B4" + register "device_present_gpio_invert" = "1" + device i2c 34 on end + end + end # I2C #0 end |