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authorCrystal Lin <crystal_lin@compal.corp-partner.google.com>2018-11-21 15:58:20 +0800
committerPatrick Georgi <pgeorgi@google.com>2018-11-27 08:54:42 +0000
commite547bfc0afbab20f98272fb44ea0e1d0e4ae3a39 (patch)
treeed7b5b4f858c3303bbf0a932dcd571fc41ec8da7
parenta5d67174940f73ea4f8ef15822c83f079bdf864a (diff)
downloadcoreboot-e547bfc0afbab20f98272fb44ea0e1d0e4ae3a39.tar.xz
mb/google/poppy/variants/nami: Enable g2touch touchscreen device
This change adds ACPI properties for GTCH7503 device. BUG=b:119169362 BRANCH=firmware-nami-10775.B TEST=Verify touchscreen works with this change Change-Id: I26e16b7e118121b3dd9a88c76d04898b97753df0 Signed-off-by: Crystal Lin <crystal_lin@compal.corp-partner.google.com> Reviewed-on: https://review.coreboot.org/c/29768 Reviewed-by: Furquan Shaikh <furquan@google.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
-rw-r--r--src/mainboard/google/poppy/variants/nami/devicetree.cb14
1 files changed, 14 insertions, 0 deletions
diff --git a/src/mainboard/google/poppy/variants/nami/devicetree.cb b/src/mainboard/google/poppy/variants/nami/devicetree.cb
index 49e35b27ed..edf7ed6212 100644
--- a/src/mainboard/google/poppy/variants/nami/devicetree.cb
+++ b/src/mainboard/google/poppy/variants/nami/devicetree.cb
@@ -346,6 +346,20 @@ chip soc/intel/skylake
register "hid_desc_reg_offset" = "0x20"
device i2c 20 on end
end
+ chip drivers/i2c/hid
+ register "generic.hid" = ""GTCH7503""
+ register "generic.desc" = ""G2TOUCH Touchscreen""
+ register "generic.irq" = "ACPI_IRQ_EDGE_LOW(GPP_E7_IRQ)"
+ register "generic.probed" = "1"
+ register "generic.reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_B3)"
+ register "generic.reset_delay_ms" = "50"
+ register "generic.enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_B4)"
+ register "generic.enable_delay_ms" = "1"
+ register "generic.has_power_resource" = "1"
+ register "generic.disable_gpio_export_in_crs" = "1"
+ register "hid_desc_reg_offset" = "0x01"
+ device i2c 40 on end
+ end
end # I2C #0
device pci 15.1 on
chip drivers/i2c/generic