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Commit 626e7ea0 authored by Alexandre TORGUE's avatar Alexandre TORGUE
Browse files

ARM: DT: stm32: move dma translation to board files 



stm32f469-disco and stm32f429-eval boards use SDRAM start address remapping
(to @0) to boost performances. A DMA translation through "dma-ranges"
property was needed for other masters than the M4 CPU.
stm32f429-disco doesn't use remapping so doesn't need this DMA translation.
This patches moves this DMA translation definition from stm32f429 soc file
to board files.

Tested-by: default avatarBruno Herrera <bruherrera@gmail.com>
Signed-off-by: default avatarAlexandre TORGUE <alexandre.torgue@st.com>
parent f1134389

arch/arm/boot/dts/stm32429i-eval.dts

+4 −0
Original line number Diff line number Diff line
@@ -66,6 +66,10 @@ 
		serial0 = &usart1;

	};



	soc {

		dma-ranges = <0xc0000000 0x0 0x10000000>;

	};



	leds {

		compatible = "gpio-leds";

		green {

arch/arm/boot/dts/stm32f429.dtsi

+0 −4
Original line number Diff line number Diff line
@@ -59,8 +59,6 @@ 
	};



	soc {

		dma-ranges = <0xc0000000 0x0 0x10000000>;



		timer2: timer@40000000 {

			compatible = "st,stm32-timer";

			reg = <0x40000000 0x400>;
@@ -392,13 +390,11 @@ 
			st,syscon = <&syscfg 0x4>;

			snps,pbl = <8>;

			snps,mixed-burst;

			dma-ranges;

			status = "disabled";

		};



		usbotg_hs: usb@40040000 {

			compatible = "snps,dwc2";

			dma-ranges;

			reg = <0x40040000 0x40000>;

			interrupts = <77>;

			clocks = <&rcc 0 29>;

arch/arm/boot/dts/stm32f469-disco.dts

+4 −0
Original line number Diff line number Diff line
@@ -64,6 +64,10 @@ 
	aliases {

		serial0 = &usart3;

	};



	soc {

		dma-ranges = <0xc0000000 0x0 0x10000000>;

	};

};



&clk_hse {