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arm64: dts: renesas: Add HiHope RZ/G2M sub board support

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The HiHope RZ/G2M sub board sits below the HiHope RZ/G2M main board.
This patch also adds ethernet support along with a dtsi common to
both HiHope RZ/G2M and RZ/G2N sub boards.

Signed-off-by: Biju Das <biju.das@bp.renesas.com>
Reviewed-by: Chris Paterson <Chris.Paterson2@renesas.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
This commit is contained in:
Biju Das 2019-05-30 15:57:46 +01:00 committed by Simon Horman
parent 871c13a443
commit 7433f1fb8e
4 changed files with 73 additions and 0 deletions
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1
arch/arm64/boot/dts/renesas/Makefile
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@ -1,5 +1,6 @@
# SPDX-License-Identifier: GPL-2.0
dtb-$(CONFIG_ARCH_R8A774A1) += r8a774a1-hihope-rzg2m.dtb
dtb-$(CONFIG_ARCH_R8A774A1) += r8a774a1-hihope-rzg2m-ex.dtb
dtb-$(CONFIG_ARCH_R8A774C0) += r8a774c0-cat874.dtb r8a774c0-ek874.dtb
dtb-$(CONFIG_ARCH_R8A7795) += r8a7795-salvator-x.dtb r8a7795-h3ulcb.dtb
dtb-$(CONFIG_ARCH_R8A7795) += r8a7795-h3ulcb-kf.dtb

2
arch/arm64/boot/dts/renesas/hihope-common.dtsi
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@ -5,6 +5,8 @@
* Copyright (C) 2019 Renesas Electronics Corp.
*/
#include <dt-bindings/gpio/gpio.h>
/ {
aliases {
serial0 = &scif2;

55
arch/arm64/boot/dts/renesas/hihope-rzg2-ex.dtsi Normal file
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@ -0,0 +1,55 @@
// SPDX-License-Identifier: GPL-2.0
/*
* Device Tree Source for the RZ/G2[MN] HiHope sub board common parts
*
* Copyright (C) 2019 Renesas Electronics Corp.
*/
/ {
aliases {
ethernet0 = &avb;
};
chosen {
bootargs = "ignore_loglevel rw root=/dev/nfs ip=on";
};
};
&avb {
pinctrl-0 = <&avb_pins>;
pinctrl-names = "default";
phy-handle = <&phy0>;
phy-mode = "rgmii-txid";
status = "okay";
phy0: ethernet-phy@0 {
rxc-skew-ps = <1500>;
reg = <0>;
interrupt-parent = <&gpio2>;
interrupts = <11 IRQ_TYPE_LEVEL_LOW>;
reset-gpios = <&gpio2 10 GPIO_ACTIVE_LOW>;
};
};
&pfc {
pinctrl-0 = <&scif_clk_pins>;
pinctrl-names = "default";
avb_pins: avb {
mux {
groups = "avb_link", "avb_mdio", "avb_mii";
function = "avb";
};
pins_mdio {
groups = "avb_mdio";
drive-strength = <24>;
};
pins_mii_tx {
pins = "PIN_AVB_TX_CTL", "PIN_AVB_TXC", "PIN_AVB_TD0",
"PIN_AVB_TD1", "PIN_AVB_TD2", "PIN_AVB_TD3";
drive-strength = <12>;
};
};
};

15
arch/arm64/boot/dts/renesas/r8a774a1-hihope-rzg2m-ex.dts Normal file
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@ -0,0 +1,15 @@
// SPDX-License-Identifier: GPL-2.0
/*
* Device Tree Source for the HiHope RZ/G2M sub board
*
* Copyright (C) 2019 Renesas Electronics Corp.
*/
#include "r8a774a1-hihope-rzg2m.dts"
#include "hihope-rzg2-ex.dtsi"
/ {
model = "HopeRun HiHope RZ/G2M with sub board";
compatible = "hoperun,hihope-rzg2-ex", "hoperun,hihope-rzg2m",
"renesas,r8a774a1";
};