From fc57b6c9298f49073fdb6de0532b76b0f98337e4 Mon Sep 17 00:00:00 2001 From: Michal Simek Date: Tue, 2 May 2023 15:35:45 +0200 Subject: [PATCH] arm64: zynqmp: Switch to ethernet-phy-id in kv260 Use ethernet-phy-id compatible string to properly describe phy reset on kv260 boards. Previous description wasn't correct because reset was done for mdio bus to operate and it was in this case used for different purpose which was eth phy reset. With ethernet-phy-id phy reset happens only for the phy via phy framework. Signed-off-by: Michal Simek Link: https://lore.kernel.org/r/4b139e942c2a808eecbb30226b6ea5303348390a.1683034376.git.michal.simek@amd.com --- arch/arm64/boot/dts/xilinx/zynqmp-sck-kv-g-revA.dtso | 6 ++++-- arch/arm64/boot/dts/xilinx/zynqmp-sck-kv-g-revB.dtso | 6 ++++-- 2 files changed, 8 insertions(+), 4 deletions(-) diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-sck-kv-g-revA.dtso b/arch/arm64/boot/dts/xilinx/zynqmp-sck-kv-g-revA.dtso index 22fe9c4..85bf276f 100644 --- a/arch/arm64/boot/dts/xilinx/zynqmp-sck-kv-g-revA.dtso +++ b/arch/arm64/boot/dts/xilinx/zynqmp-sck-kv-g-revA.dtso @@ -145,16 +145,18 @@ mdio: mdio { #address-cells = <1>; #size-cells = <0>; - reset-gpios = <&gpio 38 GPIO_ACTIVE_LOW>; - reset-delay-us = <2>; phy0: ethernet-phy@1 { #phy-cells = <1>; reg = <1>; + compatible = "ethernet-phy-id2000.a231"; ti,rx-internal-delay = ; ti,tx-internal-delay = ; ti,fifo-depth = ; ti,dp83867-rxctrl-strap-quirk; + reset-assert-us = <100>; + reset-deassert-us = <280>; + reset-gpios = <&gpio 38 GPIO_ACTIVE_LOW>; }; }; }; diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-sck-kv-g-revB.dtso b/arch/arm64/boot/dts/xilinx/zynqmp-sck-kv-g-revB.dtso index ca3429f..bf8f2a9 100644 --- a/arch/arm64/boot/dts/xilinx/zynqmp-sck-kv-g-revB.dtso +++ b/arch/arm64/boot/dts/xilinx/zynqmp-sck-kv-g-revB.dtso @@ -128,16 +128,18 @@ mdio: mdio { #address-cells = <1>; #size-cells = <0>; - reset-gpios = <&gpio 38 GPIO_ACTIVE_LOW>; - reset-delay-us = <2>; phy0: ethernet-phy@1 { #phy-cells = <1>; reg = <1>; + compatible = "ethernet-phy-id2000.a231"; ti,rx-internal-delay = ; ti,tx-internal-delay = ; ti,fifo-depth = ; ti,dp83867-rxctrl-strap-quirk; + reset-assert-us = <100>; + reset-deassert-us = <280>; + reset-gpios = <&gpio 38 GPIO_ACTIVE_LOW>; }; }; }; -- 2.7.4