From c1fa358173b41f0ee317d178802255218caa4ad2 Mon Sep 17 00:00:00 2001 From: Wyon Bi Date: Fri, 22 Apr 2022 01:15:34 +0000 Subject: [PATCH] arm64: dts: rockchip: rk3588s-evb1-lp4x: Add custom training table for edp Signed-off-by: Wyon Bi Change-Id: I93d5a8c936bc5df6b04fdfba874485fb9b954532 --- .../boot/dts/rockchip/rk3588s-evb1-lp4x.dtsi | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/arch/arm64/boot/dts/rockchip/rk3588s-evb1-lp4x.dtsi b/arch/arm64/boot/dts/rockchip/rk3588s-evb1-lp4x.dtsi index e63d12d70174..44b0001b3d9f 100644 --- a/arch/arm64/boot/dts/rockchip/rk3588s-evb1-lp4x.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3588s-evb1-lp4x.dtsi @@ -242,6 +242,23 @@ }; &hdptxphy0 { + /* Single Vdiff Training Table for power reduction (optional) */ + training-table = /bits/ 8 < + /* voltage swing 0, pre-emphasis 0->3 */ + 0x0d 0x00 0x00 0x00 0x00 0x00 + 0x0d 0x00 0x00 0x00 0x00 0x00 + 0x0d 0x00 0x00 0x00 0x00 0x00 + 0x0d 0x00 0x00 0x00 0x00 0x00 + /* voltage swing 1, pre-emphasis 0->2 */ + 0x0d 0x00 0x00 0x00 0x00 0x00 + 0x0d 0x00 0x00 0x00 0x00 0x00 + 0x0d 0x00 0x00 0x00 0x00 0x00 + /* voltage swing 2, pre-emphasis 0->1 */ + 0x0d 0x00 0x00 0x00 0x00 0x00 + 0x0d 0x00 0x00 0x00 0x00 0x00 + /* voltage swing 3, pre-emphasis 0 */ + 0x0d 0x00 0x00 0x00 0x00 0x00 + >; status = "okay"; };