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