1 From fc5a80a432607d05e85bba37971712405f75c546 Mon Sep 17 00:00:00 2001
2 From: Tianling Shen <cnsztl@gmail.com>
3 Date: Sat, 16 Dec 2023 12:07:23 +0800
4 Subject: [PATCH] arm64: dts: rockchip: configure eth pad driver strength
5 for orangepi r1 plus lts
7 The default strength is not enough to provide stable connection
8 under 3.3v LDO voltage.
10 Fixes: 387b3bbac5ea ("arm64: dts: rockchip: Add Xunlong OrangePi R1 Plus LTS")
11 Cc: stable@vger.kernel.org # 6.6+
12 Signed-off-by: Tianling Shen <cnsztl@gmail.com>
13 Link: https://lore.kernel.org/r/20231216040723.17864-1-cnsztl@gmail.com
14 Signed-off-by: Heiko Stuebner <heiko@sntech.de>
16 arch/arm64/boot/dts/rockchip/rk3328-orangepi-r1-plus-lts.dts | 4 +++-
17 1 file changed, 3 insertions(+), 1 deletion(-)
19 --- a/arch/arm64/boot/dts/rockchip/rk3328-orangepi-r1-plus-lts.dts
20 +++ b/arch/arm64/boot/dts/rockchip/rk3328-orangepi-r1-plus-lts.dts
22 compatible = "ethernet-phy-ieee802.3-c22";
25 + motorcomm,auto-sleep-disabled;
26 motorcomm,clk-out-frequency-hz = <125000000>;
27 motorcomm,keep-pll-enabled;
28 - motorcomm,auto-sleep-disabled;
29 + motorcomm,rx-clk-drv-microamp = <5020>;
30 + motorcomm,rx-data-drv-microamp = <5020>;
32 pinctrl-0 = <ð_phy_reset_pin>;
33 pinctrl-names = "default";