mainboard/google/pryo: Update touchscreen device ACPI nodes
1. For ELAN, export reset GPIO as well as PowerResource
2. For WCOM, export PowerResource
BUG=chrome-os-partner:62311, chrome-os-partner:60194,
chrome-os-partner:62371
BRANCH=reef
TEST=Verified that touchscreen works on pyro with WCOM device on
power-on as well as after suspend/resume.
Change-Id: I0306e24e19bf821cd3e08fdacc0d78b494c9a92f
Signed-off-by: Furquan Shaikh <furquan@chromium.org>
Reviewed-on: https://review.coreboot.org/18239
Tested-by: build bot (Jenkins)
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
diff --git a/src/mainboard/google/reef/variants/pyro/devicetree.cb b/src/mainboard/google/reef/variants/pyro/devicetree.cb
index 41086f0..72ad57c 100644
--- a/src/mainboard/google/reef/variants/pyro/devicetree.cb
+++ b/src/mainboard/google/reef/variants/pyro/devicetree.cb
@@ -187,6 +187,12 @@
.cid = PNP0C50_CID,
.desc = WCOM_TS_DESC,
.irq = IRQ_LEVEL_LOW(GPIO_21_IRQ),
+ .reset_gpio = ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPIO_36),
+ .reset_delay_ms = 20,
+ .enable_gpio = ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPIO_152),
+ .enable_delay_ms = 1,
+ .has_power_resource = 1,
+ .disable_gpio_export_in_crs = 1,
}"
register "hid_desc_reg_offset" = "0x1"
device i2c 0xA on end
@@ -196,14 +202,11 @@
register "desc" = ""ELAN Touchscreen""
register "irq" = "IRQ_EDGE_LOW(GPIO_21_IRQ)"
register "probed" = "1"
-
- chip drivers/generic/gpio_regulator
- register "name" = ""vcc33""
- register "gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPIO_152)"
- register "enabled_on_boot" = "1"
- device generic 0 on end
- end
-
+ register "reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPIO_36)"
+ register "reset_delay_ms" = "20"
+ register "enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPIO_152)"
+ register "enable_delay_ms" = "1"
+ register "has_power_resource" = "1"
device i2c 10 on end
end
end # - I2C 3