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arm64: dts: renesas: rcar-gen3: Add missing Ethernet PHY resets

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Describe all Ethernet PHY reset GPIOs on R-Car Gen3 boards, to avoid
relying solely on boot loaders to bring PHYs out of reset.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/r/3e6fd765850e8ef0980d8e98bc5f2126538d626f.1631177442.git.geert+renesas@glider.be
This commit is contained in:
Geert Uytterhoeven 2021-09-09 11:03:12 +02:00
parent 04f6a8ccd1
commit 732e8ee035
5 changed files with 9 additions and 0 deletions
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1
arch/arm64/boot/dts/renesas/draak.dtsi
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@ -249,6 +249,7 @@
reg = <0>;
interrupt-parent = <&gpio5>;
interrupts = <19 IRQ_TYPE_LEVEL_LOW>;
reset-gpios = <&gpio5 18 GPIO_ACTIVE_LOW>;
/*
* TX clock internal delay mode is required for reliable
* 1Gbps communication using the KSZ9031RNX phy present on

2
arch/arm64/boot/dts/renesas/r8a77970-eagle.dts
View File

@ -8,6 +8,7 @@
/dts-v1/;
#include "r8a77970.dtsi"
#include <dt-bindings/gpio/gpio.h>
/ {
model = "Renesas Eagle board based on r8a77970";
@ -98,6 +99,7 @@
reg = <0>;
interrupt-parent = <&gpio1>;
interrupts = <17 IRQ_TYPE_LEVEL_LOW>;
reset-gpios = <&gpio1 16 GPIO_ACTIVE_LOW>;
};
};

2
arch/arm64/boot/dts/renesas/r8a77970-v3msk.dts
View File

@ -8,6 +8,7 @@
/dts-v1/;
#include "r8a77970.dtsi"
#include <dt-bindings/gpio/gpio.h>
/ {
model = "Renesas V3M Starter Kit board";
@ -113,6 +114,7 @@
reg = <0>;
interrupt-parent = <&gpio1>;
interrupts = <17 IRQ_TYPE_LEVEL_LOW>;
reset-gpios = <&gpio1 16 GPIO_ACTIVE_LOW>;
};
};

2
arch/arm64/boot/dts/renesas/r8a77980-condor.dts
View File

@ -8,6 +8,7 @@
/dts-v1/;
#include "r8a77980.dtsi"
#include <dt-bindings/gpio/gpio.h>
/ {
model = "Renesas Condor board based on r8a77980";
@ -138,6 +139,7 @@
reg = <0>;
interrupt-parent = <&gpio4>;
interrupts = <23 IRQ_TYPE_LEVEL_LOW>;
reset-gpios = <&gpio4 22 GPIO_ACTIVE_LOW>;
};
};

2
arch/arm64/boot/dts/renesas/r8a77980-v3hsk.dts
View File

@ -8,6 +8,7 @@
/dts-v1/;
#include "r8a77980.dtsi"
#include <dt-bindings/gpio/gpio.h>
/ {
model = "Renesas V3H Starter Kit board";
@ -118,6 +119,7 @@
reg = <0>;
interrupt-parent = <&gpio4>;
interrupts = <23 IRQ_TYPE_LEVEL_LOW>;
reset-gpios = <&gpio4 22 GPIO_ACTIVE_LOW>;
};
};