From: Grygorii Strashko <grygorii.strashko@xxxxxx>
The dma-ranges property has to be specified per bus and has format:
< DMA addr > - Base DMA address for Bus (Bus format 32-bits)
< CPU addr > - Corresponding base CPU address (CPU format 64-bits)
< DMA range size > - Size of supported DMA range
Cc: Russell King <linux@xxxxxxxxxxxxxxxx>
Cc: Arnd Bergmann <arnd@xxxxxxxx>
Cc: Olof Johansson <olof@xxxxxxxxx>
Cc: Grant Likely <grant.likely@xxxxxxxxxx>
Cc: Rob Herring <robh+dt@xxxxxxxxxx>
Signed-off-by: Grygorii Strashko <grygorii.strashko@xxxxxx>
Signed-off-by: Santosh Shilimkar <santosh.shilimkar@xxxxxx>
---
arch/arm/boot/dts/keystone.dtsi | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/arm/boot/dts/keystone.dtsi b/arch/arm/boot/dts/keystone.dtsi
index b420290..171579d 100644
--- a/arch/arm/boot/dts/keystone.dtsi
+++ b/arch/arm/boot/dts/keystone.dtsi
@@ -96,6 +96,7 @@
compatible = "ti,keystone","simple-bus";
interrupt-parent = <&gic>;
ranges = <0x0 0x0 0x0 0xc0000000>;
+ dma-ranges = <0x80000000 0x8 0x00000000 0x80000000>;
rstctrl: reset-controller {
compatible = "ti,keystone-reset";
--
1.7.9.5
--
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