Change in coreboot[master]: mb/google/volteer/variants/drobit: Configure USB2 port for Type-C

[Wayne3 Wang (Code Review)]

Wayne3 Wang has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/50217 )

Change subject: mb/google/volteer/variants/drobit: Configure USB2 port for Type-C
......................................................................

mb/google/volteer/variants/drobit: Configure USB2 port for Type-C

USB2 ports assigned to type-C connector need to be configured properly
by the USB2_PORT_TYPE_C. and also modify the description of USB port.

BUG=b:177480902
BRANCH=firmware-volteer-13672.B
TEST=emerge-volteer coreboot chromeos-bootimage
     build Pass
     And check the typeC port function is normal by manual.

Signed-off-by: Wayne3_Wang 
Change-Id: I9e962f8cd76e1986700821168594c50bc21553e9
---
M src/mainboard/google/volteer/variants/drobit/overridetree.cb
1 file changed, 7 insertions(+), 4 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/17/50217/1

diff --git a/src/mainboard/google/volteer/variants/drobit/overridetree.cb b/src/mainboard/google/volteer/variants/drobit/overridetree.cb
index 17143b8..608535e 100644
--- a/src/mainboard/google/volteer/variants/drobit/overridetree.cb
+++ b/src/mainboard/google/volteer/variants/drobit/overridetree.cb
@@ -21,6 +21,9 @@
    	.tdp_pl4 = 105,
    }"

+	register "usb2_ports[3]" = "USB2_PORT_TYPE_C(OC0)"     # Type-C port 1
+	register "usb2_ports[8]" = "USB2_PORT_TYPE_C(OC3)"     # Type-C port 0
+
    #+-------------------+---------------------------+
    #| Field             |  Value                    |
    #+-------------------+---------------------------+
@@ -178,7 +181,7 @@
    					device ref tcss_usb3_port1 on end
    				end
    				chip drivers/usb/acpi
-						register "desc" = ""USB3 Type-C Port C1 (DB)""
+						register "desc" = ""USB3 Type-C Port C1 (MLB)""
    					register "type" = "UPC_TYPE_C_USB2_SS_SWITCH"
    					register "group" = "ACPI_PLD_GROUP(2, 2)"
    					device ref tcss_usb3_port2 on
@@ -192,13 +195,13 @@
    		chip drivers/usb/acpi
    			device ref xhci_root_hub on
    				chip drivers/usb/acpi
-						register "desc" = ""USB2 Type-A Port A0 (MLB)""
+						register "desc" = ""USB2 Type-A Port A0 (DB)""
    					register "type" = "UPC_TYPE_A"
    					register "group" = "ACPI_PLD_GROUP(1, 1)"
    					device ref usb2_port1 on end
    				end
    				chip drivers/usb/acpi
-						register "desc" = ""USB2 Type-C Port C1 (DB)""
+						register "desc" = ""USB2 Type-C Port C1 (MLB)""
    					register "type" = "UPC_TYPE_C_USB2_SS_SWITCH"
    					register "group" = "ACPI_PLD_GROUP(2, 1)"
    					device ref usb2_port4 on
@@ -223,7 +226,7 @@
    					device ref usb2_port10 on end
    				end
    				chip drivers/usb/acpi
-						register "desc" = ""USB3 Type-A Port A0 (MLB)""
+						register "desc" = ""USB3 Type-A Port A0 (DB)""
    					register "type" = "UPC_TYPE_USB3_A"
    					register "group" = "ACPI_PLD_GROUP(1, 2)"
    					device ref usb3_port1 on end