R-Car Gen2 have two DMA controllers, which are equivalent. Add
references to both dmac0 and dmac1 so the driver can fallback to the
later if the first one is unavailable.
Signed-off-by: Niklas Söderlund <niklas.soderlund+rene...@ragnatech.se>
Acked-by: Geert Uytterhoeven <geert+rene...@glider.be>
---
arch/arm/boot/dts/r8a7791.dtsi | 15 +++++++++------
1 file changed, 9 insertions(+), 6 deletions(-)
diff --git a/arch/arm/boot/dts/r8a7791.dtsi b/arch/arm/boot/dts/r8a7791.dtsi
index 76c8da8..4d0d7a7 100644
--- a/arch/arm/boot/dts/r8a7791.dtsi
+++ b/arch/arm/boot/dts/r8a7791.dtsi
@@ -1532,8 +1532,9 @@
reg = <0 0xe6e20000 0 0x0064>;
interrupts = <GIC_SPI 156 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp0_clks R8A7791_CLK_MSIOF0>;
- dmas = <&dmac0 0x51>, <&dmac0 0x52>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x51>, <&dmac0 0x52>,
+ <&dmac1 0x51>, <&dmac1 0x52>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&cpg_clocks>;
#address-cells = <1>;
#size-cells = <0>;
@@ -1545,8 +1546,9 @@
reg = <0 0xe6e10000 0 0x0064>;
interrupts = <GIC_SPI 157 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp2_clks R8A7791_CLK_MSIOF1>;
- dmas = <&dmac0 0x55>, <&dmac0 0x56>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x55>, <&dmac0 0x56>,
+ <&dmac1 0x55>, <&dmac1 0x56>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&cpg_clocks>;
#address-cells = <1>;
#size-cells = <0>;
@@ -1558,8 +1560,9 @@
reg = <0 0xe6e00000 0 0x0064>;
interrupts = <GIC_SPI 158 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp2_clks R8A7791_CLK_MSIOF2>;
- dmas = <&dmac0 0x41>, <&dmac0 0x42>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x41>, <&dmac0 0x42>,
+ <&dmac1 0x41>, <&dmac1 0x42>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&cpg_clocks>;
#address-cells = <1>;
#size-cells = <0>;
--
2.7.2
