diff options
| author | Tommie <tong.lin@bitland.corp-partner.google.com> | 2020-03-13 16:37:21 +0800 |
|---|---|---|
| committer | Martin Roth <martinroth@google.com> | 2020-03-15 16:06:13 +0000 |
| commit | 93b0c7cfc632e7b57f1f4915886bf53397a12f25 (patch) | |
| tree | b58905d791ba989b1c1675869576e4db277b59b2 | |
| parent | 03abf8dbd16fa10a513c8d6dc831315b9cc73144 (diff) | |
mb/google/kahlee/nuwani: support new Elan touch panel for Nuwani
This is new Elan touch screen IC, which includes touch panel and USI pen.
BUG=b:151514167
TEST=build bios and verify touch screen works fine
Signed-off-by: Tommie Lin <tong.lin@bitland.corp-partner.google.com>
Change-Id: I98801b8c31812637f71d7eaaa0f12b47901dc47a
Reviewed-on: https://review.coreboot.org/c/coreboot/+/39494
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Martin Roth <martinroth@google.com>
| -rw-r--r-- | src/mainboard/google/kahlee/variants/nuwani/devicetree.cb | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/src/mainboard/google/kahlee/variants/nuwani/devicetree.cb b/src/mainboard/google/kahlee/variants/nuwani/devicetree.cb index 6c953b1af4..689e6042d7 100644 --- a/src/mainboard/google/kahlee/variants/nuwani/devicetree.cb +++ b/src/mainboard/google/kahlee/variants/nuwani/devicetree.cb @@ -156,6 +156,19 @@ chip soc/amd/stoneyridge end device mmio 0xfedc5000 on chip drivers/i2c/hid + register "generic.hid" = ""ELAN90FC"" + register "generic.desc" = ""ELAN Touchscreen"" + register "generic.irq_gpio" = "ACPI_GPIO_IRQ_EDGE_LOW(GPIO_11)" + register "generic.probed" = "1" + register "generic.reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPIO_85)" + register "generic.enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPIO_76)" + register "generic.reset_delay_ms" = "20" + register "generic.has_power_resource" = "1" + register "generic.disable_gpio_export_in_crs" = "1" + register "hid_desc_reg_offset" = "0x01" + device i2c 10 on end + end + chip drivers/i2c/hid register "generic.hid" = ""SYTS7817"" register "generic.desc" = ""Synaptics Touchscreen"" register "generic.irq_gpio" = "ACPI_GPIO_IRQ_EDGE_LOW(GPIO_11)" |