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ARM: dts: rockchip: add rk3288 dma controllers

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Add both the bus and peripheral pl330 dma controllers present in rk3288 socs.
The first dma controller can change between secure and non-secure mode. Both
instances are added but the non-secure variant is left disabled by default,
as on the majority of boards the bootloader leaves it in secure mode.

Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Tested-by: Kever Yang <kever.yang@rock-chips.com>
This commit is contained in:
Heiko Stübner 2014-08-14 23:01:25 +02:00 committed by Heiko Stuebner
parent 34f137b1c2
commit 982891c385
1 changed files with 38 additions and 0 deletions
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38
arch/arm/boot/dts/rk3288.dtsi
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@ -62,6 +62,44 @@
};
};
amba {
compatible = "arm,amba-bus";
#address-cells = <1>;
#size-cells = <1>;
ranges;
dmac_peri: dma-controller@ff250000 {
compatible = "arm,pl330", "arm,primecell";
reg = <0xff250000 0x4000>;
interrupts = <GIC_SPI 2 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 3 IRQ_TYPE_LEVEL_HIGH>;
#dma-cells = <1>;
clocks = <&cru ACLK_DMAC2>;
clock-names = "apb_pclk";
};
dmac_bus_ns: dma-controller@ff600000 {
compatible = "arm,pl330", "arm,primecell";
reg = <0xff600000 0x4000>;
interrupts = <GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 1 IRQ_TYPE_LEVEL_HIGH>;
#dma-cells = <1>;
clocks = <&cru ACLK_DMAC1>;
clock-names = "apb_pclk";
status = "disabled";
};
dmac_bus_s: dma-controller@ffb20000 {
compatible = "arm,pl330", "arm,primecell";
reg = <0xffb20000 0x4000>;
interrupts = <GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 1 IRQ_TYPE_LEVEL_HIGH>;
#dma-cells = <1>;
clocks = <&cru ACLK_DMAC1>;
clock-names = "apb_pclk";
};
};
xin24m: oscillator {
compatible = "fixed-clock";
clock-frequency = <24000000>;