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+renesas@xxxxxxxxxxxx> Acked-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx> --- arch/arm/boot/dts/r8a7793.dtsi | 15 +++++++++------ 1 file changed, 9 insertions(+), 6 deletions(-) diff --git a/arch/arm/boot/dts/r8a7793.dtsi b/arch/arm/boot/dts/r8a7793.dtsi index b16b0cc..90925c5 100644 --- a/arch/arm/boot/dts/r8a7793.dtsi +++ b/arch/arm/boot/dts/r8a7793.dtsi @@ -470,8 +470,9 @@ reg = <0 0xe60b0000 0 0x425>; interrupts = <GIC_SPI 173 IRQ_TYPE_LEVEL_HIGH>; clocks = <&mstp9_clks R8A7793_CLK_IICDVFS>; - dmas = <&dmac0 0x77>, <&dmac0 0x78>; - dma-names = "tx", "rx"; + dmas = <&dmac0 0x77>, <&dmac0 0x78>, + <&dmac1 0x77>, <&dmac1 0x78>; + dma-names = "tx", "rx", "tx", "rx"; power-domains = <&cpg_clocks>; status = "disabled"; }; @@ -483,8 +484,9 @@ reg = <0 0xe6500000 0 0x425>; interrupts = <GIC_SPI 174 IRQ_TYPE_LEVEL_HIGH>; clocks = <&mstp3_clks R8A7793_CLK_IIC0>; - dmas = <&dmac0 0x61>, <&dmac0 0x62>; - dma-names = "tx", "rx"; + dmas = <&dmac0 0x61>, <&dmac0 0x62>, + <&dmac1 0x61>, <&dmac1 0x62>; + dma-names = "tx", "rx", "tx", "rx"; power-domains = <&cpg_clocks>; status = "disabled"; }; @@ -496,8 +498,9 @@ reg = <0 0xe6510000 0 0x425>; interrupts = <GIC_SPI 175 IRQ_TYPE_LEVEL_HIGH>; clocks = <&mstp3_clks R8A7793_CLK_IIC1>; - dmas = <&dmac0 0x65>, <&dmac0 0x66>; - dma-names = "tx", "rx"; + dmas = <&dmac0 0x65>, <&dmac0 0x66>, + <&dmac1 0x65>, <&dmac1 0x66>; + dma-names = "tx", "rx", "tx", "rx"; power-domains = <&cpg_clocks>; status = "disabled"; }; -- 2.7.2
