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arm64: dts: renesas: falcon: Add Ethernet-AVB0 support

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Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Link: https://lore.kernel.org/r/20210121100619.5653-5-wsa+renesas@sang-engineering.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
This commit is contained in:
Wolfram Sang 2021-01-21 11:06:18 +01:00 committed by Geert Uytterhoeven
parent 5a633320f0
commit e8ac55a5e7
2 changed files with 36 additions and 0 deletions
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35
arch/arm64/boot/dts/renesas/r8a779a0-falcon-cpu.dtsi
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@ -5,6 +5,7 @@
* Copyright (C) 2020 Renesas Electronics Corp.
*/
#include <dt-bindings/gpio/gpio.h>
#include "r8a779a0.dtsi"
/ {
@ -33,6 +34,22 @@
};
};
&avb0 {
pinctrl-0 = <&avb0_pins>;
pinctrl-names = "default";
phy-handle = <&phy0>;
tx-internal-delay-ps = <2000>;
status = "okay";
phy0: ethernet-phy@0 {
rxc-skew-ps = <1500>;
reg = <0>;
interrupt-parent = <&gpio4>;
interrupts = <16 IRQ_TYPE_LEVEL_LOW>;
reset-gpios = <&gpio4 15 GPIO_ACTIVE_LOW>;
};
};
&extal_clk {
clock-frequency = <16666666>;
};
@ -66,6 +83,24 @@
};
&pfc {
avb0_pins: avb0 {
mux {
groups = "avb0_link", "avb0_mdio", "avb0_rgmii", "avb0_txcrefclk";
function = "avb0";
};
pins_mdio {
groups = "avb0_mdio";
drive-strength = <21>;
};
pins_mii {
groups = "avb0_rgmii";
drive-strength = <21>;
};
};
i2c0_pins: i2c0 {
groups = "i2c0";
function = "i2c0";

1
arch/arm64/boot/dts/renesas/r8a779a0-falcon.dts
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@ -13,6 +13,7 @@
compatible = "renesas,falcon-breakout", "renesas,falcon-cpu", "renesas,r8a779a0";
aliases {
ethernet0 = &avb0;
serial0 = &scif0;
};