diff options
| author | Bernardo Perez Priego <bernardo.perez.priego@intel.com> | 2021-07-12 18:40:22 -0700 |
|---|---|---|
| committer | Felix Held <felix-coreboot@felixheld.de> | 2021-08-28 01:24:35 +0000 |
| commit | 4b53474d2396a46c44e0627363777a2baf11e713 (patch) | |
| tree | 61314224e979cc76d149933e0526fc10b24ac760 | |
| parent | c375feecc5c4b328dad54a94d1143d6d019cfde0 (diff) | |
mb/intel/adlrvp_m: Enable touchscreen
This will add ACPI information to enable WACOM touchscreen.
TEST=Boot DUT and issue command:
$ ls -al /sys/bus/i2c/devices
WACOM PWB-D893 device should be listed and touchscreen should be functional.
Signed-off-by: Bernardo Perez Priego <bernardo.perez.priego@intel.com>
Change-Id: I37c0831485135fda3284dda6b61f4825b7fc51a3
Reviewed-on: https://review.coreboot.org/c/coreboot/+/56247
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Bora Guvendik <bora.guvendik@intel.com>
| -rw-r--r-- | src/mainboard/intel/adlrvp/devicetree_m.cb | 15 | ||||
| -rw-r--r-- | src/mainboard/intel/adlrvp/gpio_m.c | 7 |
2 files changed, 21 insertions, 1 deletions
diff --git a/src/mainboard/intel/adlrvp/devicetree_m.cb b/src/mainboard/intel/adlrvp/devicetree_m.cb index 65a6cac1c4..1842b74498 100644 --- a/src/mainboard/intel/adlrvp/devicetree_m.cb +++ b/src/mainboard/intel/adlrvp/devicetree_m.cb @@ -268,8 +268,21 @@ chip soc/intel/alderlake probe AUDIO ADL_MAX98373_ALC5682I_I2S end end + chip drivers/i2c/hid + register "generic.hid" = ""WACOM PWB-D893"" + register "generic.desc" = ""WACOM Touchscreen"" + register "generic.irq" = "ACPI_IRQ_LEVEL_LOW(GPP_F18_IRQ)" + register "generic.probed" = "1" + register "generic.reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_F17)" + register "generic.enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_F7)" + register "generic.enable_delay_ms" = "1" + register "generic.reset_delay_ms" = "300" + register "generic.has_power_resource" = "1" + register "generic.disable_gpio_export_in_crs" = "1" + register "hid_desc_reg_offset" = "0x01" + device i2c 0a on end + end end - device ref i2c1 on chip drivers/intel/mipi_camera register "acpi_hid" = ""OVTI5675"" diff --git a/src/mainboard/intel/adlrvp/gpio_m.c b/src/mainboard/intel/adlrvp/gpio_m.c index 11686be203..f6230cff3e 100644 --- a/src/mainboard/intel/adlrvp/gpio_m.c +++ b/src/mainboard/intel/adlrvp/gpio_m.c @@ -160,6 +160,13 @@ static const struct pad_config gpio_table[] = { /* S7 : SNDW4_DATA */ PAD_CFG_NF(GPP_S7, NONE, DEEP, NF2), + + /* F7 : TCH_PNL_PWR_EN */ + PAD_CFG_GPO(GPP_F7, 1, PLTRST), + /* F17 : RST_N_TCH_PNL2 */ + PAD_CFG_GPO(GPP_F17, 1, PLTRST), + /* F18 : INT_N_TCH_PNL2 */ + PAD_CFG_GPI_APIC(GPP_F18, NONE, PLTRST, LEVEL, NONE) }; void variant_configure_gpio_pads(void) |