[PATCH 1/2] arm64: dts: imx91-tqma9131-mba91xxca: USB phy adjustments

Alexander Stein alexander.stein at ew.tq-group.com
Tue Jul 7 01:55:42 PDT 2026


From: Markus Niebel <Markus.Niebel at ew.tq-group.com>

Add samsung,picophy-pre-emp-curr-control and
samsung,picophy-dc-vol-level-adjust using the same values as other
TQ-Systems GmbH mainboards.

Signed-off-by: Markus Niebel <Markus.Niebel at ew.tq-group.com>
Signed-off-by: Alexander Stein <alexander.stein at ew.tq-group.com>
---
 arch/arm64/boot/dts/freescale/imx91-tqma9131-mba91xxca.dts | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx91-tqma9131-mba91xxca.dts b/arch/arm64/boot/dts/freescale/imx91-tqma9131-mba91xxca.dts
index 5c430e6fca651..60d11a4573e3f 100644
--- a/arch/arm64/boot/dts/freescale/imx91-tqma9131-mba91xxca.dts
+++ b/arch/arm64/boot/dts/freescale/imx91-tqma9131-mba91xxca.dts
@@ -518,6 +518,8 @@ &usbotg1 {
 	adp-disable;
 	usb-role-switch;
 	disable-over-current;
+	samsung,picophy-pre-emp-curr-control = <3>;
+	samsung,picophy-dc-vol-level-adjust = <7>;
 	status = "okay";
 
 	port {
@@ -532,6 +534,8 @@ &usbotg2 {
 	#address-cells = <1>;
 	#size-cells = <0>;
 	disable-over-current;
+	samsung,picophy-pre-emp-curr-control = <3>;
+	samsung,picophy-dc-vol-level-adjust = <7>;
 	status = "okay";
 
 	hub_2_0: hub at 1 {
-- 
2.54.0




More information about the linux-arm-kernel mailing list