ARM: dts: r8a7745: add SYS-DMAC support

Describe SYS-DMAC0/1 in the R8A7745 device tree.

Based on the original (and large) patch by Dmitry Shifrin
<dmitry.shifrin@cogentembedded.com>.

Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

diff --git a/arch/arm/boot/dts/r8a7745.dtsi b/arch/arm/boot/dts/r8a7745.dtsi
index fbf72ddd82b72ba66351a8efb8c8ace163074c52..437c5ad933d1febbe05dfc77f57a17ab7a21e77b 100644 (file)
--- a/arch/arm/boot/dts/r8a7745.dtsi
+++ b/arch/arm/boot/dts/r8a7745.dtsi
@@ -93,6 +93,70 @@
                        compatible = "renesas,r8a7745-rst";
                        reg = <0 0xe6160000 0 0x100>;
                };
+
+               dmac0: dma-controller@e6700000 {
+                       compatible = "renesas,dmac-r8a7745",
+                                    "renesas,rcar-dmac";
+                       reg = <0 0xe6700000 0 0x20000>;
+                       interrupts = <GIC_SPI 197 IRQ_TYPE_LEVEL_HIGH
+                                     GIC_SPI 200 IRQ_TYPE_LEVEL_HIGH
+                                     GIC_SPI 201 IRQ_TYPE_LEVEL_HIGH
+                                     GIC_SPI 202 IRQ_TYPE_LEVEL_HIGH
+                                     GIC_SPI 203 IRQ_TYPE_LEVEL_HIGH
+                                     GIC_SPI 204 IRQ_TYPE_LEVEL_HIGH
+                                     GIC_SPI 205 IRQ_TYPE_LEVEL_HIGH
+                                     GIC_SPI 206 IRQ_TYPE_LEVEL_HIGH
+                                     GIC_SPI 207 IRQ_TYPE_LEVEL_HIGH
+                                     GIC_SPI 208 IRQ_TYPE_LEVEL_HIGH
+                                     GIC_SPI 209 IRQ_TYPE_LEVEL_HIGH
+                                     GIC_SPI 210 IRQ_TYPE_LEVEL_HIGH
+                                     GIC_SPI 211 IRQ_TYPE_LEVEL_HIGH
+                                     GIC_SPI 212 IRQ_TYPE_LEVEL_HIGH
+                                     GIC_SPI 213 IRQ_TYPE_LEVEL_HIGH
+                                     GIC_SPI 214 IRQ_TYPE_LEVEL_HIGH>;
+                       interrupt-names = "error",
+                                       "ch0", "ch1", "ch2", "ch3",
+                                       "ch4", "ch5", "ch6", "ch7",
+                                       "ch8", "ch9", "ch10", "ch11",
+                                       "ch12", "ch13", "ch14";
+                       clocks = <&cpg CPG_MOD 219>;
+                       clock-names = "fck";
+                       power-domains = <&sysc R8A7745_PD_ALWAYS_ON>;
+                       #dma-cells = <1>;
+                       dma-channels = <15>;
+               };
+
+               dmac1: dma-controller@e6720000 {
+                       compatible = "renesas,dmac-r8a7745",
+                                    "renesas,rcar-dmac";
+                       reg = <0 0xe6720000 0 0x20000>;
+                       interrupts = <GIC_SPI 220 IRQ_TYPE_LEVEL_HIGH
+                                     GIC_SPI 216 IRQ_TYPE_LEVEL_HIGH
+                                     GIC_SPI 217 IRQ_TYPE_LEVEL_HIGH
+                                     GIC_SPI 218 IRQ_TYPE_LEVEL_HIGH
+                                     GIC_SPI 219 IRQ_TYPE_LEVEL_HIGH
+                                     GIC_SPI 308 IRQ_TYPE_LEVEL_HIGH
+                                     GIC_SPI 309 IRQ_TYPE_LEVEL_HIGH
+                                     GIC_SPI 310 IRQ_TYPE_LEVEL_HIGH
+                                     GIC_SPI 311 IRQ_TYPE_LEVEL_HIGH
+                                     GIC_SPI 312 IRQ_TYPE_LEVEL_HIGH
+                                     GIC_SPI 313 IRQ_TYPE_LEVEL_HIGH
+                                     GIC_SPI 314 IRQ_TYPE_LEVEL_HIGH
+                                     GIC_SPI 315 IRQ_TYPE_LEVEL_HIGH
+                                     GIC_SPI 316 IRQ_TYPE_LEVEL_HIGH
+                                     GIC_SPI 317 IRQ_TYPE_LEVEL_HIGH
+                                     GIC_SPI 318 IRQ_TYPE_LEVEL_HIGH>;
+                       interrupt-names = "error",
+                                       "ch0", "ch1", "ch2", "ch3",
+                                       "ch4", "ch5", "ch6", "ch7",
+                                       "ch8", "ch9", "ch10", "ch11",
+                                       "ch12", "ch13", "ch14";
+                       clocks = <&cpg CPG_MOD 218>;
+                       clock-names = "fck";
+                       power-domains = <&sysc R8A7745_PD_ALWAYS_ON>;
+                       #dma-cells = <1>;
+                       dma-channels = <15>;
+               };
        };
 
        /* External root clock */