diff mbox series

[08/11] dts: arm64: layerscape: add dma-ranges property to pcie nodes

Message ID 20190924181244.7159-9-nsaenzjulienne@suse.de
State New, archived
Headers show
Series of: Fix DMA configuration for non-DT masters | expand

Commit Message

Nicolas Saenz Julienne Sept. 24, 2019, 6:12 p.m. UTC
The bus behind the board's PCIe core has DMA addressing limitations. Add
an empty 'dma-ranges' property on all PCIe bus descriptions to inform
the OF core that a translation is due further down the line.

Signed-off-by: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
---

 arch/arm64/boot/dts/freescale/fsl-ls208xa.dtsi | 4 ++++
 1 file changed, 4 insertions(+)

Comments

Shawn Guo Oct. 14, 2019, 8:29 a.m. UTC | #1
On Tue, Sep 24, 2019 at 08:12:39PM +0200, Nicolas Saenz Julienne wrote:
> The bus behind the board's PCIe core has DMA addressing limitations. Add
> an empty 'dma-ranges' property on all PCIe bus descriptions to inform
> the OF core that a translation is due further down the line.
> 
> Signed-off-by: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>

Applied, thanks.
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/freescale/fsl-ls208xa.dtsi b/arch/arm64/boot/dts/freescale/fsl-ls208xa.dtsi
index fd6036b7865c..2c41cfc66bb9 100644
--- a/arch/arm64/boot/dts/freescale/fsl-ls208xa.dtsi
+++ b/arch/arm64/boot/dts/freescale/fsl-ls208xa.dtsi
@@ -640,6 +640,7 @@ 
 			#size-cells = <2>;
 			device_type = "pci";
 			dma-coherent;
+			dma-ranges;
 			num-viewport = <6>;
 			bus-range = <0x0 0xff>;
 			msi-parent = <&its>;
@@ -661,6 +662,7 @@ 
 			#size-cells = <2>;
 			device_type = "pci";
 			dma-coherent;
+			dma-ranges;
 			num-viewport = <6>;
 			bus-range = <0x0 0xff>;
 			msi-parent = <&its>;
@@ -682,6 +684,7 @@ 
 			#size-cells = <2>;
 			device_type = "pci";
 			dma-coherent;
+			dma-ranges;
 			num-viewport = <256>;
 			bus-range = <0x0 0xff>;
 			msi-parent = <&its>;
@@ -703,6 +706,7 @@ 
 			#size-cells = <2>;
 			device_type = "pci";
 			dma-coherent;
+			dma-ranges;
 			num-viewport = <6>;
 			bus-range = <0x0 0xff>;
 			msi-parent = <&its>;