From bcde211e7018ef37e5793a66030bddca436c0321 Mon Sep 17 00:00:00 2001
From: Wyon Bi <bivvy.bi@rock-chips.com>
Date: Tue, 14 Jun 2022 07:32:14 +0000
Subject: [PATCH] arm64: dts: rockchip: rk3588s-tablet: Limit DP PHY link rate
 to 5.4Gbps

Signed-off-by: Wyon Bi <bivvy.bi@rock-chips.com>
Change-Id: I7dfc211eaf69e0515581c9fd3ccd1b5062fbfcef
---
 arch/arm64/boot/dts/rockchip/rk3588s-tablet.dtsi | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk3588s-tablet.dtsi b/arch/arm64/boot/dts/rockchip/rk3588s-tablet.dtsi
index 6b4444b0d18a..8bf15b0b9260 100644
--- a/arch/arm64/boot/dts/rockchip/rk3588s-tablet.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3588s-tablet.dtsi
@@ -1204,6 +1204,7 @@
 };
 
 &usbdp_phy0_dp {
+	max-link-rate = <5400>;	/* Maximum link rate supported by PHY (in Mbps) */
 	status = "okay";
 };