linux-kernel - [PATCH v2 2/4] ARM: dts: renesas: r7s72100: add rpc-if nodes

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Message-Id: <175232757636.19062.13052029764275887520.sendpatchset@1.0.0.127.in-addr.arpa>
Date: Sat, 12 Jul 2025 15:39:36 +0200
From: Magnus Damm <damm@...nsource.se>
To: linux-renesas-soc@...r.kernel.org
Cc: robh@...nel.org,Magnus Damm <damm@...nsource.se>,geert+renesas@...der.be,devicetree@...r.kernel.org,conor+dt@...nel.org,krzk@...nel.org,linux-kernel@...r.kernel.org,wsa+renesas@...g-engineering.com,sergei.shtylyov@...il.com,p.zabel@...gutronix.de
Subject: [PATCH v2 2/4] ARM: dts: renesas: r7s72100: add rpc-if nodes

From: Magnus Damm <damm@...nsource.se>

Add two on-chip rpc-if devices to r7s72100 (RZ/A1H). These devices tend to
interface to one or more on-board SPI / Hyper / Octo flash devices.

Signed-off-by: Magnus Damm <damm@...nsource.se>
---

 Changes since V1:
 - Added reg-names

 Applies to next-20250710

 arch/arm/boot/dts/renesas/r7s72100.dtsi |   24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)
 
--- 0001/arch/arm/boot/dts/renesas/r7s72100.dtsi
+++ work/arch/arm/boot/dts/renesas/r7s72100.dtsi	2025-07-11 04:05:21.133946837 +0900
@@ -315,6 +315,30 @@
 			status = "disabled";
 		};
 
+		rpc0: spi@...fa000 {
+			compatible = "renesas,r7s72100-rpc-if";
+			reg = <0x3fefa000 0x100>, <0x18000000 0x04000000>;
+			reg-names = "regs", "dirmap";
+			clocks = <&mstp9_clks R7S72100_CLK_SPIBSC0>;
+			power-domains = <&cpg_clocks>;
+			num-cs = <1>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+			status = "disabled";
+		};
+
+		rpc1: spi@...fb000 {
+			compatible = "renesas,r7s72100-rpc-if";
+			reg = <0x3fefb000 0x100>, <0x1c000000 0x04000000>;
+			reg-names = "regs", "dirmap";
+			clocks = <&mstp9_clks R7S72100_CLK_SPIBSC1>;
+			power-domains = <&cpg_clocks>;
+			num-cs = <1>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+			status = "disabled";
+		};
+
 		usbhs0: usb@...10000 {
 			compatible = "renesas,usbhs-r7s72100", "renesas,rza1-usbhs";
 			reg = <0xe8010000 0x1a0>;