diff mbox series

[v2,4/4] arm64: dts: imx8mn-evk: add two parameters for picophy tuning

Message ID 20200717042226.18495-4-peter.chen@nxp.com (mailing list archive)
State New, archived
Headers show
Series [v2,1/4] doc: dt-binding: ci-hdrc-usb2: add property for imx picophy | expand

Commit Message

Peter Chen July 17, 2020, 4:22 a.m. UTC 
With these two parameters tuning, it can pass USB eye diagram at evk board.

Signed-off-by: Peter Chen <peter.chen@nxp.com>
---
Changes for v2
- Address Shawn's comment to change subject.

 arch/arm64/boot/dts/freescale/imx8mn-evk.dtsi | 2 ++
 1 file changed, 2 insertions(+)
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/freescale/imx8mn-evk.dtsi b/arch/arm64/boot/dts/freescale/imx8mn-evk.dtsi
index 85fc0aa38c4f..a6e9035e6cd5 100644
--- a/arch/arm64/boot/dts/freescale/imx8mn-evk.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mn-evk.dtsi
@@ -132,6 +132,8 @@ 
 	srp-disable;
 	adp-disable;
 	usb-role-switch;
+	picophy,pre-emp-curr-control = <3>;
+	picophy,dc-vol-level-adjust = <7>;
 	status = "okay";
 
 	port {