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MIPS: JZ4770: DTS: Add DMA nodes 

Add the two devicetree nodes for the two DMA cores of the JZ4770 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 23:32:59 +02:00 committed by Vinod Koul
parent f57879a574
commit 6b5b368b5c
1 changed files with 30 additions and 0 deletions
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30
arch/mips/boot/dts/ingenic/jz4770.dtsi
View File

@ -196,6 +196,36 @@
status = "disabled";
};
dmac0: dma-controller@13420000 {
compatible = "ingenic,jz4770-dma";
reg = <0x13420000 0xC0
0x13420300 0x20>;
#dma-cells = <1>;
clocks = <&cgu JZ4770_CLK_DMA>;
interrupt-parent = <&intc>;
interrupts = <24>;
/* Disable dmac0 until we have something that uses it */
status = "disabled";
};
dmac1: dma-controller@13420100 {
compatible = "ingenic,jz4770-dma";
reg = <0x13420100 0xC0
0x13420400 0x20>;
#dma-cells = <1>;
clocks = <&cgu JZ4770_CLK_DMA>;
interrupt-parent = <&intc>;
interrupts = <23>;
/* Disable dmac1 until we have something that uses it */
status = "disabled";
};
uhc: uhc@13430000 {
compatible = "generic-ohci";
reg = <0x13430000 0x1000>;