From mboxrd@z Thu Jan 1 00:00:00 1970 From: luaraneda@gmail.com (Luis Araneda) Date: Wed, 2 Aug 2017 22:28:30 -0400 Subject: [PATCH v3] ARM: dts: sun8i: h3: Enable EMAC with external PHY on NanoPi M1 Plus Message-ID: <20170803022830.5210-1-luaraneda@gmail.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org The Nanopi M1 Plus uses an external Realtek RTL8211E PHY in RGMII mode, enabled by a GPIO-based regulator. Signed-off-by: Luis Araneda --- Changes v2 -> v3: - Changed PHY address from broadcast to board specific Changes v1 -> v2: - Removed unnecessary property - Corrected part address to match reg value arch/arm/boot/dts/sun8i-h3-nanopi-m1-plus.dts | 30 +++++++++++++++++++++++++++ 1 file changed, 30 insertions(+) diff --git a/arch/arm/boot/dts/sun8i-h3-nanopi-m1-plus.dts b/arch/arm/boot/dts/sun8i-h3-nanopi-m1-plus.dts index 8ddd1b2cc..ba054cf77 100644 --- a/arch/arm/boot/dts/sun8i-h3-nanopi-m1-plus.dts +++ b/arch/arm/boot/dts/sun8i-h3-nanopi-m1-plus.dts @@ -45,6 +45,20 @@ / { model = "FriendlyArm NanoPi M1 Plus"; compatible = "friendlyarm,nanopi-m1-plus", "allwinner,sun8i-h3"; + + aliases { + ethernet0 = &emac; + }; + + reg_gmac_3v3: gmac-3v3 { + compatible = "regulator-fixed"; + regulator-name = "gmac-3v3"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + startup-delay-us = <100000>; + enable-active-high; + gpio = <&pio 3 6 GPIO_ACTIVE_HIGH>; /* PD6 */ + }; }; &ehci1 { @@ -55,6 +69,22 @@ status = "okay"; }; +&emac { + pinctrl-names = "default"; + pinctrl-0 = <&emac_rgmii_pins>; + phy-supply = <®_gmac_3v3>; + phy-handle = <&ext_rgmii_phy>; + phy-mode = "rgmii"; + status = "okay"; +}; + +&mdio { + ext_rgmii_phy: ethernet-phy at 7 { + compatible = "ethernet-phy-ieee802.3-c22"; + reg = <7>; + }; +}; + &ohci1 { status = "okay"; }; -- 2.13.3