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MIPS: JZ4740: DTS: Add DMA nodes

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Add the devicetree nodes for the DMA core of the JZ4740 SoC, disabled
by default, as currently there are no clients for the DMA driver
(until the MMC driver and/or others get a devicetree node).

Signed-off-by: Paul Cercueil <paul@crapouillou.net>
Tested-by: Mathieu Malaterre <malat@debian.org>
Acked-by: Paul Burton <paul.burton@mips.com>
Signed-off-by: Vinod Koul <vkoul@kernel.org>
This commit is contained in:
Paul Cercueil 2018-08-29 23:33:00 +02:00 committed by Vinod Koul
parent 6b5b368b5c
commit d426c517a7
1 changed files with 15 additions and 0 deletions
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15
arch/mips/boot/dts/ingenic/jz4740.dtsi
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@ -154,6 +154,21 @@ uart1: serial@10031000 {
clock-names = "baud", "module";
};
dmac: dma-controller@13020000 {
compatible = "ingenic,jz4740-dma";
reg = <0x13020000 0xbc
0x13020300 0x14>;
#dma-cells = <2>;
interrupt-parent = <&intc>;
interrupts = <29>;
clocks = <&cgu JZ4740_CLK_DMA>;
/* Disable dmac until we have something that uses it */
status = "disabled";
};
uhc: uhc@13030000 {
compatible = "ingenic,jz4740-ohci", "generic-ohci";
reg = <0x13030000 0x1000>;