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ARM: dts: Add Gemini DMA controller 

This adds the Faraday Technology FTDMAC020 DMA controller to
the Gemini SoC DTSI file. It is only used for memcpy work so
we can activate it for all users of the chipset.

Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Linus Walleij 2017-04-01 19:55:48 +02:00
parent 664ed4e283
commit 9eeb022477
1 changed files with 17 additions and 0 deletions
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17
arch/arm/boot/dts/gemini.dtsi
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@ -175,5 +175,22 @@
#interrupt-cells = <1>;
};
};
dma-controller@67000000 {
compatible = "faraday,ftdma020", "arm,pl080", "arm,primecell";
/* Faraday Technology FTDMAC020 variant */
arm,primecell-periphid = <0x0003b080>;
reg = <0x67000000 0x1000>;
interrupts = <9 IRQ_TYPE_EDGE_RISING>;
resets = <&syscon 10>;
clocks = <&syscon 1>;
clock-names = "apb_pclk";
/* Bus interface AHB1 (AHB0) is totally tilted */
lli-bus-interface-ahb2;
mem-bus-interface-ahb2;
memcpy-burst-size = <256>;
memcpy-bus-width = <32>;
#dma-cells = <2>;
};
};
};