On Fri, Sep 15, 2017 at 9:43 PM, Sergei Shtylyov
<sergei.shtylyov@xxxxxxxxxxxxxxxxxx> wrote:
> Add the initial device tree for the R8A77970 SoC based Eagle board.
> The board has 1 debug serial port (SCIF0); include support for it,
> so that the serial console can work.
>
> Based on the original (and large) patch by Vladimir Barinov
> <vladimir.barinov@xxxxxxxxxxxxxxxxxx>.
>
> Signed-off-by: Vladimir Barinov <vladimir.barinov@xxxxxxxxxxxxxxxxxx>
> Signed-off-by: Sergei Shtylyov <sergei.shtylyov@xxxxxxxxxxxxxxxxxx>
Reviewed-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
> --- /dev/null
> +++ renesas/arch/arm64/boot/dts/renesas/r8a77970-eagle.dts
> @@ -0,0 +1,45 @@
> +/*
> + * Device Tree Source for the Eagle board
> + *
> + * Copyright (C) 2016-2017 Renesas Electronics Corp.
> + * Copyright (C) 2017 Cogent Embedded, Inc.
> + *
> + * This file is licensed under the terms of the GNU General Public License
> + * version 2. This program is licensed "as is" without any warranty of any
> + * kind, whether express or implied.
> + */
> +
> +/dts-v1/;
> +#include "r8a77970.dtsi"
> +
> +/ {
> + model = "Renesas Eagle board based on r8a77970";
> + compatible = "renesas,eagle", "renesas,r8a77970";
> +
> + aliases {
> + serial0 = &scif0;
> + };
> +
> + chosen {
> + bootargs = "ignore_loglevel";
> + stdout-path = "serial0:115200n8";
> + };
> +
> + memory@48000000 {
> + device_type = "memory";
> + /* first 128MB is reserved for secure area. */
> + reg = <0x0 0x48000000 0x0 0x38000000>;
> + };
> +};
> +
> +&extal_clk {
> + clock-frequency = <16666666>;
Nitpicking: the schematics say 16.6666 MHz
At 100 ppm accuracy that's the same, though.
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx
In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
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