mb/google/nissa/var/uldren: Enable Weida touchscreen
Support Weida WDT8790A touchscreen. BUG=b:297453122 BRANCH=firmware-brya-14505.B TEST=touchscreen is workable and evtest shows WDHT2601 $evtest No device specified, trying to scan all of /dev/input/event* Available devices: /dev/input/event0: Lid Switch /dev/input/event1: Power Button /dev/input/event10: sof-cs42l42 HDMI/DP,pcm=2 /dev/input/event11: sof-cs42l42 HDMI/DP,pcm=3 /dev/input/event12: sof-cs42l42 HDMI/DP,pcm=4 /dev/input/event13: sof-cs42l42 HDMI/DP,pcm=5 /dev/input/event2: AT Translated Set 2 keyboard /dev/input/event3: cros_ec_buttons /dev/input/event4: Elan Touchpad /dev/input/event5: WDHT2601:00 2575:0921 /dev/input/event6: WDHT2601:00 2575:0921 Stylus /dev/input/event7: WDHT2601:00 2575:0921 Stylus /dev/input/event8: DELL Dell USB Entry Keyboard /dev/input/event9: sof-cs42l42 Headset Jack Change-Id: If9539afaf891c8352bc7fc8e548fd77ea57ea6ca Signed-off-by: Dtrain Hsu <dtrain_hsu@compal.corp-partner.google.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/77575 Reviewed-by: Eric Lai <eric_lai@quanta.corp-partner.google.com> Reviewed-by: Ian Feng <ian_feng@compal.corp-partner.google.com> Reviewed-by: Derek Huang <derekhuang@google.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
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@ -16,6 +16,7 @@ fw_config
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option TOUCHSCREEN_EKTH5012 4
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option TOUCHSCREEN_WDT8752A 5
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option TOUCHSCREEN_GTCH7502 6
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option TOUCHSCREEN_WDT8790A 7
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end
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field EXT_VR 14 14
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option EXT_VR_PRESENT 0
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@ -300,6 +301,24 @@ chip soc/intel/alderlake
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probe TOUCHSCREEN TOUCHSCREEN_GTCH7502
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end
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end
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chip drivers/i2c/hid
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register "generic.hid" = ""WDHT2601""
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register "generic.desc" = ""WDT Touchscreen""
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register "generic.irq" = "ACPI_IRQ_LEVEL_LOW(GPP_C7_IRQ)"
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register "generic.detect" = "1"
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register "generic.reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_C1)"
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register "generic.reset_delay_ms" = "20"
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register "generic.stop_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_C6)"
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register "generic.stop_delay_ms" = "130"
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register "generic.enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_C0)"
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register "generic.enable_delay_ms" = "1"
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register "generic.has_power_resource" = "1"
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register "hid_desc_reg_offset" = "0x20"
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device i2c 3c on
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probe TOUCHSCREEN TOUCHSCREEN_UNKNOWN
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probe TOUCHSCREEN TOUCHSCREEN_WDT8790A
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end
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end
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end
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device ref i2c3 on
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chip drivers/i2c/cs42l42
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