From 3dba88401d30b88a3de72a6ef385e27e6e73305e Mon Sep 17 00:00:00 2001
From: Frank Wu <frank_wu@compal.corp-partner.google.com>
Date: Thu, 28 Jan 2021 17:11:04 +0800
Subject: mb/google/zork/var/vilboz: adjust USB phy settings for all USB ports

Sometimes the USB device will be lost after DUT resume.
Adjust USB phy settings for all USB ports to fix the failed symptom.

BUG=b:174538960
BRANCH=zork
TEST=USB devices stay connected after running suspend test

Signed-off-by: Frank Wu <frank_wu@compal.corp-partner.google.com>
Change-Id: I25bca968bb4a740161b36e2082d1e500ae648712
Reviewed-on: https://review.coreboot.org/c/coreboot/+/50020
Reviewed-by: Kangheui Won <khwon@chromium.org>
Reviewed-by: EricR Lai <ericr_lai@compal.corp-partner.google.com>
Reviewed-by: Peichao Wang <pwang12@lenovo.corp-partner.google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
---
 .../google/zork/variants/vilboz/overridetree.cb    | 78 ++++++++++++++++++++++
 1 file changed, 78 insertions(+)

(limited to 'src')

diff --git a/src/mainboard/google/zork/variants/vilboz/overridetree.cb b/src/mainboard/google/zork/variants/vilboz/overridetree.cb
index 56b7972421..6146e40572 100644
--- a/src/mainboard/google/zork/variants/vilboz/overridetree.cb
+++ b/src/mainboard/google/zork/variants/vilboz/overridetree.cb
@@ -51,6 +51,84 @@ chip soc/amd/picasso
 	# USB OC pin mapping
 	register "usb_port_overcurrent_pin[1]" = "USB_OC_NONE"	# LTE instead of USB C1
 
+	# Controller0 Port0
+	register "usb_2_port_tune_params[0]" = "{
+		.com_pds_tune = 0x07,
+		.sq_rx_tune = 0x3,
+		.tx_fsls_tune = 0x3,
+		.tx_pre_emp_amp_tune = 0x03,
+		.tx_pre_emp_pulse_tune = 0x0,
+		.tx_rise_tune = 0x1,
+		.tx_vref_tune = 0x6,
+		.tx_hsxv_tune = 0x3,
+		.tx_res_tune = 0x01,
+	}"
+
+	# Controller0 Port1
+	register "usb_2_port_tune_params[1]" = "{
+		.com_pds_tune = 0x07,
+		.sq_rx_tune = 0x3,
+		.tx_fsls_tune = 0x3,
+		.tx_pre_emp_amp_tune = 0x03,
+		.tx_pre_emp_pulse_tune = 0x0,
+		.tx_rise_tune = 0x1,
+		.tx_vref_tune = 0x6,
+		.tx_hsxv_tune = 0x3,
+		.tx_res_tune = 0x01,
+	}"
+
+	# Controller0 Port2
+	register "usb_2_port_tune_params[2]" = "{
+		.com_pds_tune = 0x07,
+		.sq_rx_tune = 0x3,
+		.tx_fsls_tune = 0x3,
+		.tx_pre_emp_amp_tune = 0x03,
+		.tx_pre_emp_pulse_tune = 0x0,
+		.tx_rise_tune = 0x1,
+		.tx_vref_tune = 0x6,
+		.tx_hsxv_tune = 0x3,
+		.tx_res_tune = 0x01,
+	}"
+
+	# Controller0 Port3
+	register "usb_2_port_tune_params[3]" = "{
+		.com_pds_tune = 0x07,
+		.sq_rx_tune = 0x3,
+		.tx_fsls_tune = 0x3,
+		.tx_pre_emp_amp_tune = 0x03,
+		.tx_pre_emp_pulse_tune = 0x0,
+		.tx_rise_tune = 0x1,
+		.tx_vref_tune = 0x6,
+		.tx_hsxv_tune = 0x3,
+		.tx_res_tune = 0x01,
+	}"
+
+	# Controller1 Port0
+	register "usb_2_port_tune_params[4]" = "{
+		.com_pds_tune = 0x07,
+		.sq_rx_tune = 0x3,
+		.tx_fsls_tune = 0x3,
+		.tx_pre_emp_amp_tune = 0x03,
+		.tx_pre_emp_pulse_tune = 0x0,
+		.tx_rise_tune = 0x1,
+		.tx_vref_tune = 0x6,
+		.tx_hsxv_tune = 0x3,
+		.tx_res_tune = 0x01,
+	}"
+
+	# Controller1 Port1
+	register "usb_2_port_tune_params[5]" = "{
+		.com_pds_tune = 0x07,
+		.sq_rx_tune = 0x3,
+		.tx_fsls_tune = 0x3,
+		.tx_pre_emp_amp_tune = 0x03,
+		.tx_pre_emp_pulse_tune = 0x0,
+		.tx_rise_tune = 0x1,
+		.tx_vref_tune = 0x6,
+		.tx_hsxv_tune = 0x3,
+		.tx_res_tune = 0x01,
+	}"
+
 	# I2C2 for touchscreen and trackpad
 	register "i2c[2]" = "{
 		.speed = I2C_SPEED_FAST,
-- 
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