[S] Change in coreboot[master]: mb/google/myst: Enable XHCI controllers

[Eric Lai (Code Review)]

Eric Lai has submitted this change. ( https://review.coreboot.org/c/coreboot/+/74105 )

Change subject: mb/google/myst: Enable XHCI controllers
......................................................................

mb/google/myst: Enable XHCI controllers

Enable the XHCI controllers in the devicetree for myst project.

BUG=b:275905635
TEST=builds

Signed-off-by: Jon Murphy 
Change-Id: I05dc5bb157f0ef955e4b37e34d7b32678e42ebc8
Reviewed-on: https://review.coreboot.org/c/coreboot/+/74105
Tested-by: build bot (Jenkins) 
Reviewed-by: Karthik Ramasubramanian 
Reviewed-by: Eric Lai 
---
M src/mainboard/google/myst/variants/baseboard/devicetree.cb
1 file changed, 25 insertions(+), 0 deletions(-)

Approvals:
  build bot (Jenkins): Verified
  Karthik Ramasubramanian: Looks good to me, approved
  Eric Lai: Looks good to me, approved

diff --git a/src/mainboard/google/myst/variants/baseboard/devicetree.cb b/src/mainboard/google/myst/variants/baseboard/devicetree.cb
index 2a1c2d2..5bb1e8c 100644
--- a/src/mainboard/google/myst/variants/baseboard/devicetree.cb
+++ b/src/mainboard/google/myst/variants/baseboard/devicetree.cb
@@ -3,6 +3,12 @@
    device domain 0 on
    	device ref gpp_bridge_a on  # Internal GPP Bridge 0 to Bus A
    		device ref gfx on end # Internal GPU (GFX)
+			device ref xhci_0 on end
+			device ref xhci_1 on end
+		end
+		device ref gpp_bridge_c on  # Internal GPP Bridge 2 to Bus C
+			device ref usb4_xhci_0 on end
+			device ref usb4_xhci_1 on end
    	end
    	device ref iommu on end
    	device ref lpc_bridge on