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authorKarthikeyan Ramasubramanian <kramasub@google.com>2020-07-08 11:46:25 -0600
committerPatrick Georgi <pgeorgi@google.com>2020-07-15 08:42:25 +0000
commite0407a8e44efed6bd9370ba89d9cff5d08f5c121 (patch)
treef47545b0c373fae8190827fc41c7831b097fcd46 /src/mainboard/google/dedede
parent3f5de1c8f43b380dabb09bf10e3cea5b536a5856 (diff)
mb/google/dedede: Enable SIS touchscreen for Waddledee
Add SiS9813 USI touchscreen support. BUG=b:160129126 TEST="emerge-dedede coreboot chromeos-bootimage", build successful. Change-Id: I42fdc5e8243d2c70c953b2f516c10f84a041c035 Signed-off-by: Karthikeyan Ramasubramanian <kramasub@google.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/43304 Reviewed-by: Furquan Shaikh <furquan@google.com> Reviewed-by: Justin TerAvest <teravest@chromium.org> Reviewed-by: Marco Chen <marcochen@google.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src/mainboard/google/dedede')
-rw-r--r--src/mainboard/google/dedede/variants/waddledee/overridetree.cb19
1 files changed, 19 insertions, 0 deletions
diff --git a/src/mainboard/google/dedede/variants/waddledee/overridetree.cb b/src/mainboard/google/dedede/variants/waddledee/overridetree.cb
index 10e66bb625..f070fa1b67 100644
--- a/src/mainboard/google/dedede/variants/waddledee/overridetree.cb
+++ b/src/mainboard/google/dedede/variants/waddledee/overridetree.cb
@@ -66,6 +66,25 @@ chip soc/intel/jasperlake
device i2c 0x2c on end
end
end
+ device pci 15.2 on
+ chip drivers/i2c/hid
+ register "generic.hid" = ""SIS6496""
+ register "generic.desc" = ""SIS Touchscreen""
+ register "generic.irq" = "ACPI_IRQ_EDGE_LOW(GPP_D4_IRQ)"
+ register "generic.probed" = "1"
+ register "generic.reset_gpio" =
+ "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_D5)"
+ register "generic.stop_gpio" =
+ "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_A11)"
+ register "generic.stop_delay_ms" = "100"
+ register "generic.enable_gpio" =
+ "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_D6)"
+ register "generic.enable_delay_ms" = "7"
+ register "generic.has_power_resource" = "1"
+ register "hid_desc_reg_offset" = "0x00"
+ device i2c 5c on end
+ end
+ end # I2C 2
device pci 19.0 on
chip drivers/i2c/generic
register "hid" = ""10EC5682""