The RZ/V2M SoC contains an External Power Sequence Controller (PWC)
module. This module provides an external power supply on/off
sequence, on/off signal for the LPDDR4 core power supply, General
Purpose Outputs, and key input signals.

This patch adds PWC support to the SoC specific device tree.

Signed-off-by: Fabrizio Castro <fabrizio.castro.jz@renesas.com>
---
 arch/arm64/boot/dts/renesas/r9a09g011.dtsi | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/arch/arm64/boot/dts/renesas/r9a09g011.dtsi b/arch/arm64/boot/dts/renesas/r9a09g011.dtsi
index b0c066c5e0ba..b5d6f7701ef1 100644
--- a/arch/arm64/boot/dts/renesas/r9a09g011.dtsi
+++ b/arch/arm64/boot/dts/renesas/r9a09g011.dtsi
@@ -178,6 +178,14 @@ cpg: clock-controller@a3500000 {
 			#power-domain-cells = <0>;
 		};
 
+		pwc: pwc@a3700000 {
+			compatible = "renesas,r9a09g011-pwc", "renesas,rzv2m-pwc";
+			reg = <0 0xa3700000 0 0x800>;
+			gpio-controller;
+			#gpio-cells = <2>;
+			status = "disabled";
+		};
+
 		sys: system-controller@a3f03000 {
 			compatible = "renesas,r9a09g011-sys";
 			reg = <0 0xa3f03000 0 0x400>;
-- 
2.34.1

On Wed, Jan 18, 2023 at 3:48 PM Fabrizio Castro
<fabrizio.castro.jz@renesas.com> wrote:
> The RZ/V2M SoC contains an External Power Sequence Controller (PWC)
> module. This module provides an external power supply on/off
> sequence, on/off signal for the LPDDR4 core power supply, General
> Purpose Outputs, and key input signals.
>
> This patch adds PWC support to the SoC specific device tree.
>
> Signed-off-by: Fabrizio Castro <fabrizio.castro.jz@renesas.com>

Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
i.e. will queue in renesas-devel for v6.3.

Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org

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