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authorYunlong Jia <yunlong.jia@ecs.corp-partner.google.com>2023-07-21 03:32:20 +0000
committerSubrata Banik <subratabanik@google.com>2023-07-31 05:52:05 +0000
commit11ba8ebbcc662ebd1dc8e14372a020eb32f26561 (patch)
treedb48f74a24688f3aaf7007e1bfc6dfa8ad4eb611 /src
parent34fb5ab4e9a254b9aac1ab70730bff26bb82ce8f (diff)
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mb/google/nissa/var/gothrax: Adjust touchscreen driver
Vendor changes touchscreen firmware to use hid method instead of i2c. BUG=b:274707912 BRANCH=None TEST=emerge-nissa coreboot Change-Id: I8e9e0b757e337db6af3fbf3cd4fdbc0079646179 Signed-off-by: Yunlong Jia <yunlong.jia@ecs.corp-partner.google.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/76680 Reviewed-by: Derek Huang <derekhuang@google.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Subrata Banik <subratabanik@google.com> Reviewed-by: Sumeet R Pawnikar <sumeet.r.pawnikar@intel.com>
Diffstat (limited to 'src')
-rw-r--r--src/mainboard/google/brya/variants/gothrax/overridetree.cb26
1 files changed, 14 insertions, 12 deletions
diff --git a/src/mainboard/google/brya/variants/gothrax/overridetree.cb b/src/mainboard/google/brya/variants/gothrax/overridetree.cb
index 2cb87a4e4b61..44432c16dce8 100644
--- a/src/mainboard/google/brya/variants/gothrax/overridetree.cb
+++ b/src/mainboard/google/brya/variants/gothrax/overridetree.cb
@@ -207,18 +207,20 @@ chip soc/intel/alderlake
end
end
device ref i2c1 on
- chip drivers/i2c/generic
- register "hid" = ""ELAN0001""
- register "desc" = ""ELAN Touchscreen""
- register "irq" = "ACPI_IRQ_LEVEL_LOW(GPP_C7_IRQ)"
- register "detect" = "1"
- register "reset_gpio" =
- "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_C1)"
- register "reset_delay_ms" = "20"
- register "enable_gpio" =
- "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_C0)"
- register "enable_delay_ms" = "1"
- register "has_power_resource" = "1"
+ chip drivers/i2c/hid
+ register "generic.hid" = ""ELAN7B13""
+ register "generic.desc" = ""ELAN Touchscreen""
+ register "generic.irq" = "ACPI_IRQ_LEVEL_LOW(GPP_C7_IRQ)"
+ register "generic.detect" = "1"
+ register "generic.reset_gpio" =
+ "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_C1)"
+ register "generic.reset_delay_ms" = "300"
+ register "generic.reset_off_delay_ms" = "2"
+ register "generic.enable_gpio" =
+ "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_C0)"
+ register "generic.enable_delay_ms" = "6"
+ register "generic.has_power_resource" = "1"
+ register "hid_desc_reg_offset" = "0x01"
device i2c 0x10 on end
end
end