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26 lines
975 B
Diff
26 lines
975 B
Diff
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From df3f3eba7e6f19694369ea52360c0d5d18d310c3 Mon Sep 17 00:00:00 2001
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From: Phil Elwell <phil@raspberrypi.com>
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Date: Wed, 22 Jul 2020 17:45:24 +0100
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Subject: [PATCH] ARM: dts: 2711 DMA can address 36 bits
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Kernels prior to 5.7 only see the first entry in dma-ranges, so make
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it cover the full addressable range.
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Signed-off-by: Phil Elwell <phil@raspberrypi.com>
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---
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arch/arm/boot/dts/bcm2711-rpi.dtsi | 3 +--
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1 file changed, 1 insertion(+), 2 deletions(-)
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--- a/arch/arm/boot/dts/bcm2711-rpi.dtsi
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+++ b/arch/arm/boot/dts/bcm2711-rpi.dtsi
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@@ -193,8 +193,7 @@
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<0x0 0x40000000 0x0 0xff800000 0x0 0x00800000>,
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<0x6 0x00000000 0x6 0x00000000 0x0 0x40000000>,
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<0x0 0x00000000 0x0 0x00000000 0x0 0xfc000000>;
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- dma-ranges = <0x0 0x00000000 0x0 0x00000000 0x0 0xfc000000>,
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- <0x1 0x00000000 0x1 0x00000000 0x1 0x00000000>;
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+ dma-ranges = <0x0 0x00000000 0x0 0x00000000 0x4 0x00000000>;
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dma40: dma@7e007b00 {
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compatible = "brcm,bcm2711-dma";
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