Martin Roth merged this change.
mainboard/google/kahlee/var/liara: Enable Synaptics touchpad device
Enable Synaptics touchpad device for liara
BUG=b:113309346
BRANCH=master
TEST=Verify touchpad on liara works with this change
Change-Id: Icdafe34a00fd55d5338fa07ffa304e48e7b85e7b
Signed-off-by: Crystal Lin <crystal_lin@compal.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/28398
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Martin Roth <martinroth@google.com>
---
M src/mainboard/google/kahlee/Kconfig
M src/mainboard/google/kahlee/variants/liara/devicetree.cb
2 files changed, 11 insertions(+), 0 deletions(-)
diff --git a/src/mainboard/google/kahlee/Kconfig b/src/mainboard/google/kahlee/Kconfig
index bde91a1..9180906 100644
--- a/src/mainboard/google/kahlee/Kconfig
+++ b/src/mainboard/google/kahlee/Kconfig
@@ -20,6 +20,7 @@
select ALWAYS_RUN_OPROM
select BOARD_ROMSIZE_KB_16384
select DRIVERS_I2C_GENERIC
+ select DRIVERS_I2C_HID
select EC_GOOGLE_CHROMEEC
select EC_GOOGLE_CHROMEEC_BOARDID
select EC_GOOGLE_CHROMEEC_LPC
diff --git a/src/mainboard/google/kahlee/variants/liara/devicetree.cb b/src/mainboard/google/kahlee/variants/liara/devicetree.cb
index cf6dd5f..9b39b78 100644
--- a/src/mainboard/google/kahlee/variants/liara/devicetree.cb
+++ b/src/mainboard/google/kahlee/variants/liara/devicetree.cb
@@ -132,8 +132,18 @@
register "desc" = ""ELAN Touchpad""
register "irq_gpio" = "ACPI_GPIO_IRQ_LEVEL_LOW(GPIO_5)"
register "wake" = "7"
+ register "probed" = "1"
device i2c 15 on end
end
+ chip drivers/i2c/hid
+ register "generic.hid" = ""PNP0C50""
+ register "generic.desc" = ""Synaptics Touchpad""
+ register "generic.irq_gpio" = "ACPI_GPIO_IRQ_LEVEL_LOW(GPIO_5)"
+ register "generic.wake" = "7"
+ register "generic.probed" = "1"
+ register "hid_desc_reg_offset" = "0x20"
+ device i2c 2c on end
+ end
end
device mmio 0xfedc5000 on
chip drivers/i2c/generic
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