[RFC 08/13] arm64: dts: marvell: armada-ap80x: Mark config-space bus as 64bit-mmio-broken

Nicolas Saenz Julienne nsaenzjulienne at suse.de
Fri Feb 26 09:03:00 EST 2021


As per Marvell's Armada-AP806 erratum #582743 the bus can't handle 64bit
MMIO accesses.

Signed-off-by: Nicolas Saenz Julienne <nsaenzjulienne at suse.de>
---
 arch/arm64/boot/dts/marvell/armada-ap80x.dtsi | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/arm64/boot/dts/marvell/armada-ap80x.dtsi b/arch/arm64/boot/dts/marvell/armada-ap80x.dtsi
index 6614472100c2..a009458edf24 100644
--- a/arch/arm64/boot/dts/marvell/armada-ap80x.dtsi
+++ b/arch/arm64/boot/dts/marvell/armada-ap80x.dtsi
@@ -54,6 +54,7 @@ config-space at f0000000 {
 			#address-cells = <1>;
 			#size-cells = <1>;
 			compatible = "simple-bus";
+			64bit-mmio-broken;
 			ranges = <0x0 0x0 0xf0000000 0x1000000>;
 
 			smmu: iommu at 5000000 {
-- 
2.30.1




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