target/linux/bcm27xx/patches-5.4/950-0923-ARM-dts-2711-DMA-can-address-36-bits.patch

   1 From df3f3eba7e6f19694369ea52360c0d5d18d310c3 Mon Sep 17 00:00:00 2001
   2 From: Phil Elwell <phil@raspberrypi.com>
   3 Date: Wed, 22 Jul 2020 17:45:24 +0100
   4 Subject: [PATCH] ARM: dts: 2711 DMA can address 36 bits
   5
   6 Kernels prior to 5.7 only see the first entry in dma-ranges, so make
   7 it cover the full addressable range.
   8
   9 Signed-off-by: Phil Elwell <phil@raspberrypi.com>
  10 ---
  11  arch/arm/boot/dts/bcm2711-rpi.dtsi | 3 +--
  12  1 file changed, 1 insertion(+), 2 deletions(-)
  13
  14 --- a/arch/arm/boot/dts/bcm2711-rpi.dtsi
  15 +++ b/arch/arm/boot/dts/bcm2711-rpi.dtsi
  16 @@ -193,8 +193,7 @@
  17                  <0x0 0x40000000  0x0 0xff800000  0x0 0x00800000>,
  18                  <0x6 0x00000000  0x6 0x00000000  0x0 0x40000000>,
  19                  <0x0 0x00000000  0x0 0x00000000  0x0 0xfc000000>;
  20 -       dma-ranges = <0x0 0x00000000  0x0 0x00000000  0x0 0xfc000000>,
  21 -                    <0x1 0x00000000  0x1 0x00000000  0x1 0x00000000>;
  22 +       dma-ranges = <0x0 0x00000000  0x0 0x00000000  0x4 0x00000000>;
  23
  24         dma40: dma@7e007b00 {
  25                 compatible = "brcm,bcm2711-dma";