erebion/coreboot
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

mb/google/fatcat/var/felino: Modify the overridetree.cb for enable touchpad

Browse source 
Modify the overridetree.cb configuration and gpio.c to enable touchpad.

BUG=b:388982526
TEST=abuild -v -a -x -c max -p none -t google/fatcat -b felino

Change-Id: I47667120f098727f0d3ef05c17ea48f62b13c135
Signed-off-by: Tongtong Pan <pantongtong@huaqin.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/86542
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Subrata Banik <subratabanik@google.com>
This commit is contained in:
Tongtong Pan 2025-02-20 19:49:33 +08:00 • committed by Matt DeVillier
commit d9d731d97d
2 changed files with 15 additions and 13 deletions
Download patch file Download diff file Expand all files Collapse all files

10
src/mainboard/google/fatcat/variants/felino/gpio.c
View file

@ -222,10 +222,10 @@ static const struct pad_config gpio_table[] = {
PAD_NC(GPP_E10, NONE),
/* GPP_E11: NC */
PAD_NC(GPP_E11, NONE),
/* GPP_E12: I2C0_SOC_SCL */
PAD_CFG_NF(GPP_E12, NONE, DEEP, NF1),
/* GPP_E13: I2C0_SOC_SDA */
PAD_CFG_NF(GPP_E13, NONE, DEEP, NF1),
/* GPP_E12: I2C4_SOC_SCL */
PAD_CFG_NF(GPP_E12, NONE, DEEP, NF8),
/* GPP_E13: I2C4_SOC_SDA */
PAD_CFG_NF(GPP_E13, NONE, DEEP, NF8),
/* GPP_E14: NC */
PAD_NC(GPP_E14, NONE),
/* GPP_E15: NC */
@ -235,7 +235,7 @@ static const struct pad_config gpio_table[] = {
/* GPP_E17: NC */
PAD_NC(GPP_E17, NONE),
/* GPP_E18: TOUCHPAD_INT_N */
PAD_CFG_NF(GPP_E18, NONE, DEEP, NF3),
PAD_CFG_GPI_APIC(GPP_E18, NONE, PLTRST, LEVEL, NONE),
/* GPP_E19: HW_ID5 */
PAD_CFG_GPO(GPP_E19, 1, PLTRST),
/* GPP_E20: HW_ID4 */

18
src/mainboard/google/fatcat/variants/felino/overridetree.cb
View file

@ -70,6 +70,9 @@ chip soc/intel/pantherlake
},
.i2c[4] = {
.speed = I2C_SPEED_FAST,
.rise_time_ns = 650,
.fall_time_ns = 350,
.data_hold_time_ns = 400,
},
}"
@ -231,14 +234,13 @@ chip soc/intel/pantherlake
end # I2C1
device ref i2c4 on
chip drivers/i2c/hid
register "generic.hid" = ""P3840""
register "generic.desc" = ""Synaptics TOUCHPAD""
register "generic.irq" = "ACPI_IRQ_WAKE_LEVEL_LOW(GPP_E18_IRQ)"
register "generic.uid" = "5"
register "generic.detect" = "1"
register "hid_desc_reg_offset" = "0x20"
device i2c 2c on end
chip drivers/i2c/generic
register "hid" = ""ELAN0000""
register "desc" = ""ELAN Touchpad""
register "irq" = "ACPI_IRQ_WAKE_EDGE_LOW(GPP_E18_IRQ)"
register "wake" = "GPE0_DW2_18"
register "detect" = "1"
device i2c 0x15 on end
end
end # I2C4