From: Xu Yang <xu.yang_2@oss.nxp.com>
To: robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org,
Frank.Li@nxp.com, s.hauer@pengutronix.de, kernel@pengutronix.de,
festevam@gmail.com
Cc: devicetree@vger.kernel.org, imx@lists.linux.dev,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, jun.li@nxp.com
Subject: [PATCH v3 2/4] arm64: dts: imx8mp-evk: add usb3_phy1 tuning properties
Date: Tue, 30 Jun 2026 18:36:27 +0800 [thread overview]
Message-ID: <20260630103629.76604-2-xu.yang_2@oss.nxp.com> (raw)
In-Reply-To: <20260630103629.76604-1-xu.yang_2@oss.nxp.com>
From: Xu Yang <xu.yang_2@nxp.com>
Add some tuning properties for usb3_phy1 to improve signal.
Signed-off-by: Xu Yang <xu.yang_2@nxp.com>
---
Changes in v3:
- no changes
Changes in v2:
- new patch
---
arch/arm64/boot/dts/freescale/imx8mp-evk.dts | 2 ++
1 file changed, 2 insertions(+)
diff --git a/arch/arm64/boot/dts/freescale/imx8mp-evk.dts b/arch/arm64/boot/dts/freescale/imx8mp-evk.dts
index c8f2ba5426ea..8f9b9a1b1686 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp-evk.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mp-evk.dts
@@ -914,6 +914,8 @@ usb3_data_hs: endpoint {
};
&usb3_phy1 {
+ fsl,phy-tx-preemp-amp-tune-microamp = <1800>;
+ fsl,phy-tx-vref-tune-percent = <116>;
status = "okay";
};
--
2.34.1
next prev parent reply other threads:[~2026-06-30 10:33 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-06-30 10:36 [PATCH v3 1/4] arm64: dts: imx8mp-evk: add typec node Xu Yang
2026-06-30 10:36 ` Xu Yang [this message]
2026-06-30 10:36 ` [PATCH v3 3/4] arm64: dts: imx95: switch usb3 controller to flattened model Xu Yang
2026-06-30 11:03 ` sashiko-bot
2026-06-30 10:36 ` [PATCH v3 4/4] arm64: dts: imx8mq-evk: add typec node Xu Yang
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