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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: Bruno Herrera <bruherrera@gmail.com>
Signed-off-by: Alexandre TORGUE <alexandre.torgue@st.com>
hifive-unleashed-5.1
Alexandre TORGUE 2016-11-03 15:16:38 +01:00
parent f113438990
commit 626e7ea002
3 changed files with 8 additions and 4 deletions
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4
arch/arm/boot/dts/stm32429i-eval.dts
View File

@ -66,6 +66,10 @@
serial0 = &usart1;
};
soc {
dma-ranges = <0xc0000000 0x0 0x10000000>;
};
leds {
compatible = "gpio-leds";
green {

4
arch/arm/boot/dts/stm32f429.dtsi
View File

@ -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>;

4
arch/arm/boot/dts/stm32f469-disco.dts
View File

@ -64,6 +64,10 @@
aliases {
serial0 = &usart3;
};
soc {
dma-ranges = <0xc0000000 0x0 0x10000000>;
};
};
&clk_hse {