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Diffstat (limited to 'target/linux/rockchip/patches-6.6/015-v6.8-arm64-dts-rockchip-configure-eth-pad-driver-strength-for-.patch')
-rw-r--r--target/linux/rockchip/patches-6.6/015-v6.8-arm64-dts-rockchip-configure-eth-pad-driver-strength-for-.patch33
1 files changed, 33 insertions, 0 deletions
diff --git a/target/linux/rockchip/patches-6.6/015-v6.8-arm64-dts-rockchip-configure-eth-pad-driver-strength-for-.patch b/target/linux/rockchip/patches-6.6/015-v6.8-arm64-dts-rockchip-configure-eth-pad-driver-strength-for-.patch
new file mode 100644
index 0000000000..01efaa3a9d
--- /dev/null
+++ b/target/linux/rockchip/patches-6.6/015-v6.8-arm64-dts-rockchip-configure-eth-pad-driver-strength-for-.patch
@@ -0,0 +1,33 @@
+From fc5a80a432607d05e85bba37971712405f75c546 Mon Sep 17 00:00:00 2001
+From: Tianling Shen <cnsztl@gmail.com>
+Date: Sat, 16 Dec 2023 12:07:23 +0800
+Subject: [PATCH] arm64: dts: rockchip: configure eth pad driver strength
+ for orangepi r1 plus lts
+
+The default strength is not enough to provide stable connection
+under 3.3v LDO voltage.
+
+Fixes: 387b3bbac5ea ("arm64: dts: rockchip: Add Xunlong OrangePi R1 Plus LTS")
+Cc: stable@vger.kernel.org # 6.6+
+Signed-off-by: Tianling Shen <cnsztl@gmail.com>
+Link: https://lore.kernel.org/r/20231216040723.17864-1-cnsztl@gmail.com
+Signed-off-by: Heiko Stuebner <heiko@sntech.de>
+---
+ arch/arm64/boot/dts/rockchip/rk3328-orangepi-r1-plus-lts.dts | 4 +++-
+ 1 file changed, 3 insertions(+), 1 deletion(-)
+
+--- a/arch/arm64/boot/dts/rockchip/rk3328-orangepi-r1-plus-lts.dts
++++ b/arch/arm64/boot/dts/rockchip/rk3328-orangepi-r1-plus-lts.dts
+@@ -26,9 +26,11 @@
+ compatible = "ethernet-phy-ieee802.3-c22";
+ reg = <0>;
+
++ motorcomm,auto-sleep-disabled;
+ motorcomm,clk-out-frequency-hz = <125000000>;
+ motorcomm,keep-pll-enabled;
+- motorcomm,auto-sleep-disabled;
++ motorcomm,rx-clk-drv-microamp = <5020>;
++ motorcomm,rx-data-drv-microamp = <5020>;
+
+ pinctrl-0 = <&eth_phy_reset_pin>;
+ pinctrl-names = "default";