Add device nodes for the Direct Memory Access Controller for System
(SYS-DMAC) instances on the Renesas R-Car V3U (r8a779a0) SoC.
Signed-off-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
---
Tested on the Renesas Falcon board, using external SPI loopback
(spi-loopback-test) on MSIOF1 and MSIOF2.
arch/arm64/boot/dts/renesas/r8a779a0.dtsi | 58 +++++++++++++++++++++++
1 file changed, 58 insertions(+)
diff --git a/arch/arm64/boot/dts/renesas/r8a779a0.dtsi b/arch/arm64/boot/dts/renesas/r8a779a0.dtsi
index f951e6b6f696658c..c7595a32a979d367 100644
--- a/arch/arm64/boot/dts/renesas/r8a779a0.dtsi
+++ b/arch/arm64/boot/dts/renesas/r8a779a0.dtsi
@@ -115,6 +115,64 @@ scif0: serial@e6e60000 {
status = "disabled";
};
+ dmac1: dma-controller@e7350000 {
+ compatible = "renesas,dmac-r8a779a0";
+ reg = <0 0xe7350000 0 0x1000>,
+ <0 0xe7300000 0 0x10000>;
+ interrupts = <GIC_SPI 6 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 32 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 33 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 34 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 35 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 36 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 37 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 38 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 39 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 40 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 41 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 42 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 43 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 44 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 45 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 46 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 47 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "error",
+ "ch0", "ch1", "ch2", "ch3", "ch4",
+ "ch5", "ch6", "ch7", "ch8", "ch9",
+ "ch10", "ch11", "ch12", "ch13",
+ "ch14", "ch15";
+ clocks = <&cpg CPG_MOD 709>;
+ clock-names = "fck";
+ power-domains = <&sysc R8A779A0_PD_ALWAYS_ON>;
+ resets = <&cpg 709>;
+ #dma-cells = <1>;
+ dma-channels = <16>;
+ };
+
+ dmac2: dma-controller@e7351000 {
+ compatible = "renesas,dmac-r8a779a0";
+ reg = <0 0xe7351000 0 0x1000>,
+ <0 0xe7310000 0 0x10000>;
+ interrupts = <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 48 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 49 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 50 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 51 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 52 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 53 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 54 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 55 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "error",
+ "ch0", "ch1", "ch2", "ch3", "ch4",
+ "ch5", "ch6", "ch7";
+ clocks = <&cpg CPG_MOD 710>;
+ clock-names = "fck";
+ power-domains = <&sysc R8A779A0_PD_ALWAYS_ON>;
+ resets = <&cpg 710>;
+ #dma-cells = <1>;
+ dma-channels = <8>;
+ };
+
gic: interrupt-controller@f1000000 {
compatible = "arm,gic-v3";
#interrupt-cells = <3>;
--
2.25.1
