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mb/intel/adlrvp_m: Enable touchpad 

These changes include ELAN touchpad to ACPI tables and configure GPIO's.

BUG=None
Test=Boot board, touchpad should be functional

Signed-off-by: Bernardo Perez Priego <bernardo.perez.priego@intel.com>
Change-Id: I78e5e133f7d3af47395819a79638a90fee4fd19e
Reviewed-on: https://review.coreboot.org/c/coreboot/+/57863
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Bora Guvendik <bora.guvendik@intel.com>
This commit is contained in:
Bernardo Perez Priego 2021-09-22 16:55:09 -07:00 committed by Felix Held
parent 0a1602217f
commit 24e3d67004
2 changed files with 17 additions and 1 deletions
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10
src/mainboard/intel/adlrvp/devicetree_m.cb
View File

@ -275,6 +275,16 @@ chip soc/intel/alderlake
register "hid_desc_reg_offset" = "0x01"
device i2c 0a on end
end
chip drivers/i2c/hid
register "generic.hid" = ""ELAN0000""
register "generic.desc" = ""ELAN Touchpad""
register "generic.irq" = "ACPI_IRQ_WAKE_LEVEL_LOW(GPP_D11_IRQ)"
register "generic.enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_H1)"
register "generic.wake" = "GPE0_DW1_11"
register "generic.probed" = "1"
register "generic.has_power_resource" = "1"
device i2c 15 on end
end
end
device ref i2c1 on
chip drivers/intel/mipi_camera

8
src/mainboard/intel/adlrvp/gpio_m.c
View File

@ -172,7 +172,13 @@ static const struct pad_config gpio_table[] = {
PAD_CFG_GPI_APIC(GPP_E3, NONE, PLTRST, LEVEL, INVERT),
/* E4 : SATA_DEVSLP0 ==> USB4_BB_RT_FORCE_PWR */
PAD_CFG_GPO(GPP_E4, 0, DEEP)
PAD_CFG_GPO(GPP_E4, 0, DEEP),
/* H1 : GPPC_H1_TCH_PAD_TCH_PNL2_LS_EN */
PAD_CFG_GPO(GPP_H1, 0, PLTRST),
/* D11 : TCH_PAD_INT_N */
PAD_CFG_GPI_APIC(GPP_D11, NONE, PLTRST, LEVEL, INVERT)
};
void variant_configure_gpio_pads(void)