[PATCH 4/5] ARM: dts: lpc32xx: Declare the second AHB master support on PL080 DMA controller
Vladimir Zapolskiy
vz at mleia.com
Wed Dec 31 13:57:53 PST 2025
Add 'lli-bus-interface-ahb2' and 'mem-bus-interface-ahb2' properties to
the PL080 DMA controller device tree node, tested with dmatest utility.
Signed-off-by: Vladimir Zapolskiy <vz at mleia.com>
---
arch/arm/boot/dts/nxp/lpc/lpc32xx.dtsi | 2 ++
1 file changed, 2 insertions(+)
diff --git a/arch/arm/boot/dts/nxp/lpc/lpc32xx.dtsi b/arch/arm/boot/dts/nxp/lpc/lpc32xx.dtsi
index 4f3944d6d765..389777ee6850 100644
--- a/arch/arm/boot/dts/nxp/lpc/lpc32xx.dtsi
+++ b/arch/arm/boot/dts/nxp/lpc/lpc32xx.dtsi
@@ -90,7 +90,9 @@ dma: dma-controller at 31000000 {
dma-channels = <8>;
dma-requests = <16>;
lli-bus-interface-ahb1;
+ lli-bus-interface-ahb2;
mem-bus-interface-ahb1;
+ mem-bus-interface-ahb2;
memcpy-burst-size = <256>;
memcpy-bus-width = <32>;
#dma-cells = <2>;
--
2.43.0
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