Patrick Georgi has submitted this change. ( https://review.coreboot.org/c/coreboot/+/52724 )
Change subject: mb/google/zork/vilboz: Disable HDMI 2.0 for Vilboz ......................................................................
mb/google/zork/vilboz: Disable HDMI 2.0 for Vilboz
Disable HDMI 2.0 for Vilboz and then support display resolution 4K 30Hz
BUG=b:179170193 BRANCH=firmware-zork-13434.B TEST=verified that the resolution of the display is 4K 30Hz
Signed-off-by: Frank Wu frank_wu@compal.corp-partner.google.com Change-Id: Ib0dc0d584f0e87bc9c3da85a583cb8c8bed76440 Reviewed-on: https://review.coreboot.org/c/coreboot/+/52724 Tested-by: build bot (Jenkins) no-reply@coreboot.org Reviewed-by: Patrick Huang patrick.huang@amd.corp-partner.google.com Reviewed-by: Kangheui Won khwon@chromium.org --- M src/mainboard/google/zork/variants/vilboz/overridetree.cb 1 file changed, 5 insertions(+), 0 deletions(-)
Approvals: build bot (Jenkins): Verified Kangheui Won: Looks good to me, approved Patrick Huang: Looks good to me, but someone else must approve
diff --git a/src/mainboard/google/zork/variants/vilboz/overridetree.cb b/src/mainboard/google/zork/variants/vilboz/overridetree.cb index fac4c7f..43a64b0d 100644 --- a/src/mainboard/google/zork/variants/vilboz/overridetree.cb +++ b/src/mainboard/google/zork/variants/vilboz/overridetree.cb @@ -42,6 +42,11 @@ register "pwrdown_bloff_to_varybloff" = "5" register "min_allowed_bl_level" = "0"
+ # Set HDMI 2.0 disable function + # bit0~3: disable HDMI 2.0 DDI0~3 + # disable DDI1 + register "hdmi2_disable" = "2" + # USB OC pin mapping register "usb_port_overcurrent_pin[1]" = "USB_OC_NONE" # LTE instead of USB C1