Hi Geert,
On 2024-01-25 16:34:42 +0100, Geert Uytterhoeven wrote:
> Add initial support for the Renesas Gray Hawk Single board, which is
> based on the R-Car V4M (R8A779H0) SoC:
> - Memory,
> - Crystal oscillators,
> - Serial console.
>
> Based on the White Hawk Single DTS, and on a patch for the Gray Hawk
> board stack in the BSP by Hai Pham.
>
> Signed-off-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
Reviewed-by: Niklas Söderlund <niklas.soderlund+renesas@xxxxxxxxxxxx>
> ---
> v2:
> - Add SoC name to top-level comment.
> ---
> arch/arm64/boot/dts/renesas/Makefile | 2 +
> .../dts/renesas/r8a779h0-gray-hawk-single.dts | 52 +++++++++++++++++++
> 2 files changed, 54 insertions(+)
> create mode 100644 arch/arm64/boot/dts/renesas/r8a779h0-gray-hawk-single.dts
>
> diff --git a/arch/arm64/boot/dts/renesas/Makefile b/arch/arm64/boot/dts/renesas/Makefile
> index 1d7d69657a1f0559..4c5ac5f02829ff58 100644
> --- a/arch/arm64/boot/dts/renesas/Makefile
> +++ b/arch/arm64/boot/dts/renesas/Makefile
> @@ -86,6 +86,8 @@ dtb-$(CONFIG_ARCH_R8A779G0) += r8a779g0-white-hawk-ard-audio-da7212.dtbo
> r8a779g0-white-hawk-ard-audio-da7212-dtbs := r8a779g0-white-hawk.dtb r8a779g0-white-hawk-ard-audio-da7212.dtbo
> dtb-$(CONFIG_ARCH_R8A779G0) += r8a779g0-white-hawk-ard-audio-da7212.dtb
>
> +dtb-$(CONFIG_ARCH_R8A779H0) += r8a779h0-gray-hawk-single.dtb
> +
> dtb-$(CONFIG_ARCH_R8A77951) += r8a779m1-salvator-xs.dtb
> r8a779m1-salvator-xs-panel-aa104xd12-dtbs := r8a779m1-salvator-xs.dtb salvator-panel-aa104xd12.dtbo
> dtb-$(CONFIG_ARCH_R8A77951) += r8a779m1-salvator-xs-panel-aa104xd12.dtb
> diff --git a/arch/arm64/boot/dts/renesas/r8a779h0-gray-hawk-single.dts b/arch/arm64/boot/dts/renesas/r8a779h0-gray-hawk-single.dts
> new file mode 100644
> index 0000000000000000..1ed404712d823871
> --- /dev/null
> +++ b/arch/arm64/boot/dts/renesas/r8a779h0-gray-hawk-single.dts
> @@ -0,0 +1,52 @@
> +// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +/*
> + * Device Tree Source for the R-Car V4M Gray Hawk Single board
> + *
> + * Copyright (C) 2023 Renesas Electronics Corp.
> + * Copyright (C) 2024 Glider bv
> + */
> +
> +/dts-v1/;
> +#include "r8a779h0.dtsi"
> +
> +/ {
> + model = "Renesas Gray Hawk Single board based on r8a779h0";
> + compatible = "renesas,gray-hawk-single", "renesas,r8a779h0";
> +
> + aliases {
> + serial0 = &hscif0;
> + };
> +
> + chosen {
> + bootargs = "ignore_loglevel";
> + stdout-path = "serial0:921600n8";
> + };
> +
> + memory@48000000 {
> + device_type = "memory";
> + /* first 128MB is reserved for secure area. */
> + reg = <0x0 0x48000000 0x0 0x78000000>;
> + };
> +
> + memory@480000000 {
> + device_type = "memory";
> + reg = <0x4 0x80000000 0x1 0x80000000>;
> + };
> +};
> +
> +&extal_clk {
> + clock-frequency = <16666666>;
> +};
> +
> +&extalr_clk {
> + clock-frequency = <32768>;
> +};
> +
> +&hscif0 {
> + uart-has-rtscts;
> + status = "okay";
> +};
> +
> +&scif_clk {
> + clock-frequency = <24000000>;
> +};
> --
> 2.34.1
>
>
--
Kind Regards,
Niklas Söderlund
