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@xxxxxxxxxxxxxxx>
Tested-by: Mathieu Malaterre <malat@xxxxxxxxxx>
---
arch/mips/boot/dts/ingenic/jz4740.dtsi | 15 +++++++++++++++
1 file changed, 15 insertions(+)
v2: New patch in this series
v3: Modify node to comply with devicetree specification
diff --git a/arch/mips/boot/dts/ingenic/jz4740.dtsi b/arch/mips/boot/dts/ingenic/jz4740.dtsi
index 26c6b561d6f7..6fb16fd24035 100644
--- a/arch/mips/boot/dts/ingenic/jz4740.dtsi
+++ b/arch/mips/boot/dts/ingenic/jz4740.dtsi
@@ -154,6 +154,21 @@
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>;
--
2.11.0
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