arm64: dts: renesas: r8a779g0: Add RPC node

Add a device node for the SPI Multi I/O Bus Controller (RPC-IF) on the
Renesas R-Car V4H (R8A779G0) SoC.

Signed-off-by: Hai Pham <hai.pham.ud@renesas.com>
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Link: https://lore.kernel.org/r/6da7a035d56a943336f68dc0da77a47dba3dd69e.1665583435.git.geert+renesas@glider.be

diff --git a/arch/arm64/boot/dts/renesas/r8a779g0.dtsi b/arch/arm64/boot/dts/renesas/r8a779g0.dtsi
index ce441cd..4e43374 100644 (file)
--- a/arch/arm64/boot/dts/renesas/r8a779g0.dtsi
+++ b/arch/arm64/boot/dts/renesas/r8a779g0.dtsi
@@ -803,6 +803,22 @@
                        status = "disabled";
                };
 
+               rpc: spi@ee200000 {
+                       compatible = "renesas,r8a779g0-rpc-if",
+                                    "renesas,rcar-gen4-rpc-if";
+                       reg = <0 0xee200000 0 0x200>,
+                             <0 0x08000000 0 0x04000000>,
+                             <0 0xee208000 0 0x100>;
+                       reg-names = "regs", "dirmap", "wbuf";
+                       interrupts = <GIC_SPI 225 IRQ_TYPE_LEVEL_HIGH>;
+                       clocks = <&cpg CPG_MOD 629>;
+                       power-domains = <&sysc R8A779G0_PD_ALWAYS_ON>;
+                       resets = <&cpg 629>;
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       status = "disabled";
+               };
+
                gic: interrupt-controller@f1000000 {
                        compatible = "arm,gic-v3";
                        #interrupt-cells = <3>;