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-rw-r--r--src/mainboard/google/volteer/variants/eldrid/overridetree.cb13
1 files changed, 12 insertions, 1 deletions
diff --git a/src/mainboard/google/volteer/variants/eldrid/overridetree.cb b/src/mainboard/google/volteer/variants/eldrid/overridetree.cb
index 08d013e941..d7ea9d3d6f 100644
--- a/src/mainboard/google/volteer/variants/eldrid/overridetree.cb
+++ b/src/mainboard/google/volteer/variants/eldrid/overridetree.cb
@@ -66,7 +66,15 @@ chip soc/intel/tigerlake
register "usb2_ports[2]" = "USB2_PORT_EMPTY"
#improve the USB2 Port1 eye diagram
- register "usb2_ports[3]" = "USB2_PORT_SHORT(OC_SKIP)"
+ register "usb2_ports[3]" = "{
+ .enable = 1,
+ .ocpin = OC_SKIP,
+ .tx_bias = USB2_BIAS_39P35MV,
+ .tx_emp_enable = USB2_DE_EMP_ON_PRE_EMP_ON,
+ .pre_emp_bias = USB2_BIAS_39P35MV,
+ .pre_emp_bit = USB2_FULL_BIT_PRE_EMP,
+ .type_c = 1,
+ }"
#lower camera driving
register "usb2_ports[4]" = "{
@@ -77,6 +85,9 @@ chip soc/intel/tigerlake
.pre_emp_bit = 0,
}"
+ #Type-A / Type-C C0
+ register "usb2_ports[8]" = "USB2_PORT_TYPE_C(OC_SKIP)"
+
device domain 0 on
device ref dptf on
# DPTF Policy for Eldrid board