From: Rui Salvaterra <rsalvaterra@xxxxxxxxx> [ Upstream commit 5b2c7e0ae762fff2b172caf16b2766cc3e1ad859 ] Hardware buffer management has never worked on the Turris Omnia, as the required MBus window hadn't been reserved. Fix thusly. Fixes: 018b88eee1a2 ("ARM: dts: turris-omnia: enable HW buffer management") Signed-off-by: Rui Salvaterra <rsalvaterra@xxxxxxxxx> Reviewed-by: Marek Behún <kabel@xxxxxxxxxx> Tested-by: Klaus Kudielka <klaus.kudielka@xxxxxxxxx> Signed-off-by: Gregory CLEMENT <gregory.clement@xxxxxxxxxxx> Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> --- arch/arm/boot/dts/armada-385-turris-omnia.dts | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/arch/arm/boot/dts/armada-385-turris-omnia.dts b/arch/arm/boot/dts/armada-385-turris-omnia.dts index b0f3fd8e1429..5bd6a66d2c2b 100644 --- a/arch/arm/boot/dts/armada-385-turris-omnia.dts +++ b/arch/arm/boot/dts/armada-385-turris-omnia.dts @@ -32,7 +32,8 @@ ranges = <MBUS_ID(0xf0, 0x01) 0 0xf1000000 0x100000 MBUS_ID(0x01, 0x1d) 0 0xfff00000 0x100000 MBUS_ID(0x09, 0x19) 0 0xf1100000 0x10000 - MBUS_ID(0x09, 0x15) 0 0xf1110000 0x10000>; + MBUS_ID(0x09, 0x15) 0 0xf1110000 0x10000 + MBUS_ID(0x0c, 0x04) 0 0xf1200000 0x100000>; internal-regs { -- 2.30.2