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25abd71efb
This adds the device tree changes needed to make the GMAC stmmac driver working for the Allwinner H3 SoCs. Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
65 lines
1.7 KiB
Diff
65 lines
1.7 KiB
Diff
From 1dcd0095019aca7533eaeed9475d995a4eb30137 Mon Sep 17 00:00:00 2001
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From: Corentin Labbe <clabbe.montjoie@gmail.com>
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Date: Mon, 5 Jun 2017 21:21:26 +0200
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Subject: ARM: sun8i: orangepi-plus: Enable dwmac-sun8i
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The dwmac-sun8i hardware is present on the Orange PI plus.
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It uses an external PHY rtl8211e via RGMII.
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This patch create the needed regulator, emac and phy nodes.
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Signed-off-by: Corentin Labbe <clabbe.montjoie@gmail.com>
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Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
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---
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arch/arm/boot/dts/sun8i-h3-orangepi-plus.dts | 32 ++++++++++++++++++++++++++++
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1 file changed, 32 insertions(+)
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--- a/arch/arm/boot/dts/sun8i-h3-orangepi-plus.dts
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+++ b/arch/arm/boot/dts/sun8i-h3-orangepi-plus.dts
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@@ -47,6 +47,20 @@
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model = "Xunlong Orange Pi Plus / Plus 2";
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compatible = "xunlong,orangepi-plus", "allwinner,sun8i-h3";
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+ aliases {
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+ ethernet0 = &emac;
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+ };
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+
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+ reg_gmac_3v3: gmac-3v3 {
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+ compatible = "regulator-fixed";
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+ regulator-name = "gmac-3v3";
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+ regulator-min-microvolt = <3300000>;
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+ regulator-max-microvolt = <3300000>;
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+ startup-delay-us = <100000>;
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+ enable-active-high;
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+ gpio = <&pio 3 6 GPIO_ACTIVE_HIGH>;
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+ };
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+
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reg_usb3_vbus: usb3-vbus {
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compatible = "regulator-fixed";
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pinctrl-names = "default";
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@@ -64,6 +78,24 @@
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status = "okay";
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};
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+&emac {
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+ pinctrl-names = "default";
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+ pinctrl-0 = <&emac_rgmii_pins>;
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+ phy-supply = <®_gmac_3v3>;
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+ phy-handle = <&ext_rgmii_phy>;
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+ phy-mode = "rgmii";
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+
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+ allwinner,leds-active-low;
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+ status = "okay";
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+};
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+
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+&mdio {
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+ ext_rgmii_phy: ethernet-phy@1 {
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+ compatible = "ethernet-phy-ieee802.3-c22";
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+ reg = <0>;
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+ };
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+};
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+
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&mmc2 {
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pinctrl-names = "default";
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pinctrl-0 = <&mmc2_8bit_pins>;
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