[PATCH v2 4/7] ARM64: dts: meson-gxbb-odroidc2: add reset for the ethernet PHY
From: Martin Blumenstingl <hidden>
Date: 2016-11-25 13:01:53
Also in:
linux-amlogic, linux-arm-kernel, linux-devicetree
Subsystem:
arm/amlogic meson soc support, the rest · Maintainers:
Neil Armstrong, Kevin Hilman, Linus Torvalds
This resets the ethernet PHY during boot to get the PHY into a "clean" state. While here also specify the phy-handle of the ethmac node to make the PHY configuration similar to the one we have on GXL devices. Signed-off-by: Martin Blumenstingl <martin.blumenstingl-gM/Ye1E23mwN+BqQ9rBEUg@public.gmane.org> --- arch/arm64/boot/dts/amlogic/meson-gxbb-odroidc2.dts | 15 +++++++++++++++ 1 file changed, 15 insertions(+)
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxbb-odroidc2.dts b/arch/arm64/boot/dts/amlogic/meson-gxbb-odroidc2.dts
index 238fbea..cbaf024 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxbb-odroidc2.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-gxbb-odroidc2.dts@@ -143,10 +143,25 @@ pinctrl-names = "default"; }; +&mdio0 { + ethernet_phy0: ethernet-phy@0 { + compatible = "ethernet-phy-id001c.c916", "ethernet-phy-ieee802.3-c22"; + reg = <0>; + }; +}; + ðmac { status = "okay"; pinctrl-0 = <ð_rgmii_pins>; pinctrl-names = "default"; + + phy-handle = <ðernet_phy0>; + + snps,reset-gpio = <&gpio GPIOZ_14 0>; + snps,reset-delays-us = <0 10000 1000000>; + snps,reset-active-low; + + phy-mode = "rgmii"; }; &ir {
--
2.10.2
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