mb/google/zork: correct USB2 phy TXVREFTUNE0 parameter name

From spec, [31:28] "HS DC Voltage Level Adjustment" is "TXVREFTUNE0".
correct rx_vref_tune -> tx_vref_tune

BUG=None
BRANCH=zork
TEST=emerge-zork coreboot

Signed-off-by: Kevin Chiu <kevin.chiu@quantatw.com>
Change-Id: I27003a952d8f8bdd8fe52af8a37010e23ee9cdfd
Reviewed-on: https://review.coreboot.org/c/coreboot/+/47735
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
diff --git a/src/mainboard/amd/mandolin/variants/cereme/devicetree.cb b/src/mainboard/amd/mandolin/variants/cereme/devicetree.cb
index 1553288..86ff51c 100644
--- a/src/mainboard/amd/mandolin/variants/cereme/devicetree.cb
+++ b/src/mainboard/amd/mandolin/variants/cereme/devicetree.cb
@@ -21,7 +21,7 @@
 		.tx_pre_emp_amp_tune = 0x03,
 		.tx_pre_emp_pulse_tune = 0x0,
 		.tx_rise_tune = 0x1,
-		.rx_vref_tune = 0x6,
+		.tx_vref_tune = 0x6,
 		.tx_hsxv_tune = 0x3,
 		.tx_res_tune = 0x01,
 	}"
@@ -34,7 +34,7 @@
 		.tx_pre_emp_amp_tune = 0x03,
 		.tx_pre_emp_pulse_tune = 0x0,
 		.tx_rise_tune = 0x1,
-		.rx_vref_tune = 0x6,
+		.tx_vref_tune = 0x6,
 		.tx_hsxv_tune = 0x3,
 		.tx_res_tune = 0x01,
 	}"
@@ -47,7 +47,7 @@
 		.tx_pre_emp_amp_tune = 0x03,
 		.tx_pre_emp_pulse_tune = 0x0,
 		.tx_rise_tune = 0x1,
-		.rx_vref_tune = 0x6,
+		.tx_vref_tune = 0x6,
 		.tx_hsxv_tune = 0x3,
 		.tx_res_tune = 0x01,
 	}"
@@ -60,7 +60,7 @@
 		.tx_pre_emp_amp_tune = 0x03,
 		.tx_pre_emp_pulse_tune = 0x0,
 		.tx_rise_tune = 0x1,
-		.rx_vref_tune = 0x6,
+		.tx_vref_tune = 0x6,
 		.tx_hsxv_tune = 0x3,
 		.tx_res_tune = 0x01,
 	}"
@@ -73,7 +73,7 @@
 		.tx_pre_emp_amp_tune = 0x02,
 		.tx_pre_emp_pulse_tune = 0x0,
 		.tx_rise_tune = 0x1,
-		.rx_vref_tune = 0x5,
+		.tx_vref_tune = 0x5,
 		.tx_hsxv_tune = 0x3,
 		.tx_res_tune = 0x01,
 	}"
@@ -86,7 +86,7 @@
 		.tx_pre_emp_amp_tune = 0x02,
 		.tx_pre_emp_pulse_tune = 0x0,
 		.tx_rise_tune = 0x1,
-		.rx_vref_tune = 0x5,
+		.tx_vref_tune = 0x5,
 		.tx_hsxv_tune = 0x3,
 		.tx_res_tune = 0x01,
 	}"
diff --git a/src/mainboard/amd/mandolin/variants/mandolin/devicetree.cb b/src/mainboard/amd/mandolin/variants/mandolin/devicetree.cb
index 3de5812..15b4924 100644
--- a/src/mainboard/amd/mandolin/variants/mandolin/devicetree.cb
+++ b/src/mainboard/amd/mandolin/variants/mandolin/devicetree.cb
@@ -21,7 +21,7 @@
 		.tx_pre_emp_amp_tune = 0x03,
 		.tx_pre_emp_pulse_tune = 0x0,
 		.tx_rise_tune = 0x1,
-		.rx_vref_tune = 0x6,
+		.tx_vref_tune = 0x6,
 		.tx_hsxv_tune = 0x3,
 		.tx_res_tune = 0x01,
 	}"
@@ -34,7 +34,7 @@
 		.tx_pre_emp_amp_tune = 0x03,
 		.tx_pre_emp_pulse_tune = 0x0,
 		.tx_rise_tune = 0x1,
-		.rx_vref_tune = 0x6,
+		.tx_vref_tune = 0x6,
 		.tx_hsxv_tune = 0x3,
 		.tx_res_tune = 0x01,
 	}"
@@ -47,7 +47,7 @@
 		.tx_pre_emp_amp_tune = 0x03,
 		.tx_pre_emp_pulse_tune = 0x0,
 		.tx_rise_tune = 0x1,
-		.rx_vref_tune = 0x6,
+		.tx_vref_tune = 0x6,
 		.tx_hsxv_tune = 0x3,
 		.tx_res_tune = 0x01,
 	}"
@@ -60,7 +60,7 @@
 		.tx_pre_emp_amp_tune = 0x03,
 		.tx_pre_emp_pulse_tune = 0x0,
 		.tx_rise_tune = 0x1,
-		.rx_vref_tune = 0x6,
+		.tx_vref_tune = 0x6,
 		.tx_hsxv_tune = 0x3,
 		.tx_res_tune = 0x01,
 	}"
@@ -73,7 +73,7 @@
 		.tx_pre_emp_amp_tune = 0x02,
 		.tx_pre_emp_pulse_tune = 0x0,
 		.tx_rise_tune = 0x1,
-		.rx_vref_tune = 0x5,
+		.tx_vref_tune = 0x5,
 		.tx_hsxv_tune = 0x3,
 		.tx_res_tune = 0x01,
 	}"
@@ -86,7 +86,7 @@
 		.tx_pre_emp_amp_tune = 0x02,
 		.tx_pre_emp_pulse_tune = 0x0,
 		.tx_rise_tune = 0x1,
-		.rx_vref_tune = 0x5,
+		.tx_vref_tune = 0x5,
 		.tx_hsxv_tune = 0x3,
 		.tx_res_tune = 0x01,
 	}"
diff --git a/src/mainboard/google/zork/variants/baseboard/devicetree_dalboz.cb b/src/mainboard/google/zork/variants/baseboard/devicetree_dalboz.cb
index 9f5ef0c..0b64855 100644
--- a/src/mainboard/google/zork/variants/baseboard/devicetree_dalboz.cb
+++ b/src/mainboard/google/zork/variants/baseboard/devicetree_dalboz.cb
@@ -64,7 +64,7 @@
 		.tx_pre_emp_amp_tune = 0x03,
 		.tx_pre_emp_pulse_tune = 0x0,
 		.tx_rise_tune = 0x1,
-		.rx_vref_tune = 0x6,
+		.tx_vref_tune = 0x6,
 		.tx_hsxv_tune = 0x3,
 		.tx_res_tune = 0x01,
 	}"
@@ -77,7 +77,7 @@
 		.tx_pre_emp_amp_tune = 0x03,
 		.tx_pre_emp_pulse_tune = 0x0,
 		.tx_rise_tune = 0x1,
-		.rx_vref_tune = 0x6,
+		.tx_vref_tune = 0x6,
 		.tx_hsxv_tune = 0x3,
 		.tx_res_tune = 0x01,
 	}"
@@ -90,7 +90,7 @@
 		.tx_pre_emp_amp_tune = 0x03,
 		.tx_pre_emp_pulse_tune = 0x0,
 		.tx_rise_tune = 0x1,
-		.rx_vref_tune = 0x6,
+		.tx_vref_tune = 0x6,
 		.tx_hsxv_tune = 0x3,
 		.tx_res_tune = 0x01,
 	}"
@@ -103,7 +103,7 @@
 		.tx_pre_emp_amp_tune = 0x03,
 		.tx_pre_emp_pulse_tune = 0x0,
 		.tx_rise_tune = 0x1,
-		.rx_vref_tune = 0x6,
+		.tx_vref_tune = 0x6,
 		.tx_hsxv_tune = 0x3,
 		.tx_res_tune = 0x01,
 	}"
@@ -116,7 +116,7 @@
 		.tx_pre_emp_amp_tune = 0x02,
 		.tx_pre_emp_pulse_tune = 0x0,
 		.tx_rise_tune = 0x1,
-		.rx_vref_tune = 0x5,
+		.tx_vref_tune = 0x5,
 		.tx_hsxv_tune = 0x3,
 		.tx_res_tune = 0x01,
 	}"
@@ -129,7 +129,7 @@
 		.tx_pre_emp_amp_tune = 0x02,
 		.tx_pre_emp_pulse_tune = 0x0,
 		.tx_rise_tune = 0x1,
-		.rx_vref_tune = 0x5,
+		.tx_vref_tune = 0x5,
 		.tx_hsxv_tune = 0x3,
 		.tx_res_tune = 0x01,
 	}"
diff --git a/src/mainboard/google/zork/variants/baseboard/devicetree_trembyle.cb b/src/mainboard/google/zork/variants/baseboard/devicetree_trembyle.cb
index ffe2b7f..4181b4a 100644
--- a/src/mainboard/google/zork/variants/baseboard/devicetree_trembyle.cb
+++ b/src/mainboard/google/zork/variants/baseboard/devicetree_trembyle.cb
@@ -64,7 +64,7 @@
 		.tx_pre_emp_amp_tune = 0x03,
 		.tx_pre_emp_pulse_tune = 0x0,
 		.tx_rise_tune = 0x1,
-		.rx_vref_tune = 0x6,
+		.tx_vref_tune = 0x6,
 		.tx_hsxv_tune = 0x3,
 		.tx_res_tune = 0x01,
 	}"
@@ -77,7 +77,7 @@
 		.tx_pre_emp_amp_tune = 0x03,
 		.tx_pre_emp_pulse_tune = 0x0,
 		.tx_rise_tune = 0x1,
-		.rx_vref_tune = 0x6,
+		.tx_vref_tune = 0x6,
 		.tx_hsxv_tune = 0x3,
 		.tx_res_tune = 0x01,
 	}"
@@ -90,7 +90,7 @@
 		.tx_pre_emp_amp_tune = 0x03,
 		.tx_pre_emp_pulse_tune = 0x0,
 		.tx_rise_tune = 0x1,
-		.rx_vref_tune = 0x6,
+		.tx_vref_tune = 0x6,
 		.tx_hsxv_tune = 0x3,
 		.tx_res_tune = 0x01,
 	}"
@@ -103,7 +103,7 @@
 		.tx_pre_emp_amp_tune = 0x03,
 		.tx_pre_emp_pulse_tune = 0x0,
 		.tx_rise_tune = 0x1,
-		.rx_vref_tune = 0x6,
+		.tx_vref_tune = 0x6,
 		.tx_hsxv_tune = 0x3,
 		.tx_res_tune = 0x01,
 	}"
@@ -116,7 +116,7 @@
 		.tx_pre_emp_amp_tune = 0x02,
 		.tx_pre_emp_pulse_tune = 0x0,
 		.tx_rise_tune = 0x1,
-		.rx_vref_tune = 0x5,
+		.tx_vref_tune = 0x5,
 		.tx_hsxv_tune = 0x3,
 		.tx_res_tune = 0x01,
 	}"
@@ -129,7 +129,7 @@
 		.tx_pre_emp_amp_tune = 0x02,
 		.tx_pre_emp_pulse_tune = 0x0,
 		.tx_rise_tune = 0x1,
-		.rx_vref_tune = 0x5,
+		.tx_vref_tune = 0x5,
 		.tx_hsxv_tune = 0x3,
 		.tx_res_tune = 0x01,
 	}"
diff --git a/src/mainboard/google/zork/variants/berknip/overridetree.cb b/src/mainboard/google/zork/variants/berknip/overridetree.cb
index f563419..4745b45 100644
--- a/src/mainboard/google/zork/variants/berknip/overridetree.cb
+++ b/src/mainboard/google/zork/variants/berknip/overridetree.cb
@@ -30,7 +30,7 @@
 		.tx_pre_emp_amp_tune = 0x03,
 		.tx_pre_emp_pulse_tune = 0x0,
 		.tx_rise_tune = 0x1,
-		.rx_vref_tune = 0xf,
+		.tx_vref_tune = 0xf,
 		.tx_hsxv_tune = 0x3,
 		.tx_res_tune = 0x01,
 	}"
@@ -42,7 +42,7 @@
 		.tx_pre_emp_amp_tune = 0x03,
 		.tx_pre_emp_pulse_tune = 0x0,
 		.tx_rise_tune = 0x1,
-		.rx_vref_tune = 0xf,
+		.tx_vref_tune = 0xf,
 		.tx_hsxv_tune = 0x3,
 		.tx_res_tune = 0x01,
 	}"
@@ -54,7 +54,7 @@
 		.tx_pre_emp_amp_tune = 0x03,
 		.tx_pre_emp_pulse_tune = 0x0,
 		.tx_rise_tune = 0x1,
-		.rx_vref_tune = 0xf,
+		.tx_vref_tune = 0xf,
 		.tx_hsxv_tune = 0x3,
 		.tx_res_tune = 0x01,
 	}"
@@ -66,7 +66,7 @@
 		.tx_pre_emp_amp_tune = 0x03,
 		.tx_pre_emp_pulse_tune = 0x0,
 		.tx_rise_tune = 0x1,
-		.rx_vref_tune = 0xf,
+		.tx_vref_tune = 0xf,
 		.tx_hsxv_tune = 0x3,
 		.tx_res_tune = 0x01,
 	}"
diff --git a/src/mainboard/google/zork/variants/ezkinil/overridetree.cb b/src/mainboard/google/zork/variants/ezkinil/overridetree.cb
index 6f4a38e..b7fee39 100644
--- a/src/mainboard/google/zork/variants/ezkinil/overridetree.cb
+++ b/src/mainboard/google/zork/variants/ezkinil/overridetree.cb
@@ -37,7 +37,7 @@
 		.tx_pre_emp_amp_tune = 0x03,
 		.tx_pre_emp_pulse_tune = 0x0,
 		.tx_rise_tune = 0x1,
-		.rx_vref_tune = 0x9,
+		.tx_vref_tune = 0x9,
 		.tx_hsxv_tune = 0x3,
 		.tx_res_tune = 0x01,
 	}"
@@ -49,7 +49,7 @@
 		.tx_pre_emp_amp_tune = 0x03,
 		.tx_pre_emp_pulse_tune = 0x0,
 		.tx_rise_tune = 0x1,
-		.rx_vref_tune = 0x9,
+		.tx_vref_tune = 0x9,
 		.tx_hsxv_tune = 0x3,
 		.tx_res_tune = 0x01,
 	}"
diff --git a/src/mainboard/google/zork/variants/morphius/overridetree.cb b/src/mainboard/google/zork/variants/morphius/overridetree.cb
index 9d3b7ee..dbdf2e9 100644
--- a/src/mainboard/google/zork/variants/morphius/overridetree.cb
+++ b/src/mainboard/google/zork/variants/morphius/overridetree.cb
@@ -43,7 +43,7 @@
 		.tx_pre_emp_amp_tune = 0x03,
 		.tx_pre_emp_pulse_tune = 0x0,
 		.tx_rise_tune = 0x1,
-		.rx_vref_tune = 0xf,
+		.tx_vref_tune = 0xf,
 		.tx_hsxv_tune = 0x3,
 		.tx_res_tune = 0x01,
 	}"
diff --git a/src/mainboard/google/zork/variants/woomax/overridetree.cb b/src/mainboard/google/zork/variants/woomax/overridetree.cb
index 5a2bc99..15d6ee8 100644
--- a/src/mainboard/google/zork/variants/woomax/overridetree.cb
+++ b/src/mainboard/google/zork/variants/woomax/overridetree.cb
@@ -30,7 +30,7 @@
 		.tx_pre_emp_amp_tune = 0x03,
 		.tx_pre_emp_pulse_tune = 0x0,
 		.tx_rise_tune = 0x1,
-		.rx_vref_tune = 0xf,
+		.tx_vref_tune = 0xf,
 		.tx_hsxv_tune = 0x3,
 		.tx_res_tune = 0x01,
 	}"
@@ -42,7 +42,7 @@
 		.tx_pre_emp_amp_tune = 0x03,
 		.tx_pre_emp_pulse_tune = 0x0,
 		.tx_rise_tune = 0x1,
-		.rx_vref_tune = 0xf,
+		.tx_vref_tune = 0xf,
 		.tx_hsxv_tune = 0x3,
 		.tx_res_tune = 0x01,
 	}"
diff --git a/src/soc/amd/picasso/chip.h b/src/soc/amd/picasso/chip.h
index 9d8fb8e..28d2040 100644
--- a/src/soc/amd/picasso/chip.h
+++ b/src/soc/amd/picasso/chip.h
@@ -30,7 +30,7 @@
 	/* HS Transmitter Rise/Fall Time Adjustment. Range: 0 - 0x3 */
 	uint8_t	tx_rise_tune;
 	/* HS DC Voltage Level Adjustment. Range 0 - 0xF */
-	uint8_t	rx_vref_tune;
+	uint8_t	tx_vref_tune;
 	/* Transmitter High-Speed Crossover Adjustment. Range 0 - 0x3 */
 	uint8_t	tx_hsxv_tune;
 	/* USB Source Impedance Adjustment. Range 0 - 0x3. */