Hi Shimoda-san,
On Fri, Apr 20, 2018 at 2:28 PM, Yoshihiro Shimoda
<[email protected]> wrote:
> This patch adds basic support for the Renesas R-Car E3 (R8A77990) SoC:
> - PSCI
> - CPU (single)
> - Cache controller
> - Main clocks and controller
> - Interrupt controller
> - Timer
> - PMU
> - Reset controller
> - Product register
> - System controller
> - UART for console
>
> Inspried by a patch by Takeshi Kihara in the BSP.
>
> Signed-off-by: Yoshihiro Shimoda <[email protected]>
Thanks for you patch!
> --- /dev/null
> +++ b/arch/arm64/boot/dts/renesas/r8a77990.dtsi
> @@ -0,0 +1,127 @@
> +/* SPDX-License-Identifier: GPL-2.0 */
> +/*
> + * Device Tree Source for the r8a77990 SoC
> + *
> + * Copyright (C) 2018 Renesas Electronics Corp.
> + */
> +
> +#include <dt-bindings/clock/renesas-cpg-mssr.h>
> +#include <dt-bindings/interrupt-controller/arm-gic.h>
> +
> +/ {
> + compatible = "renesas,r8a77990";
> + #address-cells = <2>;
> + #size-cells = <2>;
> +
> + cpus {
> + L2_CA53: cache-controller@0 {
> + compatible = "cache";
> + reg = <0>;
Please no unit-addresses and reg properties for cache controllers.
> + power-domains = <&sysc 21>;
> + cache-unified;
> + cache-level = <2>;
> + };
> + };
> + psci {
> + compatible = "arm,psci-0.2";
"arm,psci-1.0", "arm,psci-0.2"?
> + method = "smc";
> + };
> +
> + soc: soc {
> + rst: reset-controller@e6160000 {
> + compatible = "renesas,r8a77990-rst";
> + reg = <0 0xe6160000 0 0x0200>;
> + };
> +
> + sysc: system-controller@e6180000 {
> + compatible = "renesas,r8a77990-sysc";
> + reg = <0 0xe6180000 0 0x0400>;
> + #power-domain-cells = <1>;
> + };
> +
> + scif2: serial@e6e88000 {
> + compatible = "renesas,scif-r8a77990",
> + "renesas,rcar-gen3-scif", "renesas,scif";
> + reg = <0 0xe6e88000 0 64>;
> + interrupts = <GIC_SPI 164 IRQ_TYPE_LEVEL_HIGH>;
> + clocks = <&cpg CPG_MOD 310>;
> + clock-names = "fck";
I assume you plan to add the other clocks later? That's fine for me.
> + power-domains = <&sysc 32>;
> + resets = <&cpg 310>;
> + status = "disabled";
> + };
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- [email protected]
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
