[PATCH v2 2/9] ARM: dts: socfpga: drop useless 'dma-channels/requests' properties

Krzysztof Kozlowski krzysztof.kozlowski at linaro.org
Sat Apr 30 05:18:55 PDT 2022


The pl330 DMA controller provides number of DMA channels and requests
through its registers, so duplicating this information (with a chance of
mistakes) in DTS is pointless.  Additionally the DTS used always wrong
property names which causes DT schema check failures - the bindings
documented 'dma-channels' and 'dma-requests' properties without leading
hash sign.

Reported-by: Rob Herring <robh at kernel.org>
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski at linaro.org>
---
 arch/arm/boot/dts/socfpga.dtsi         | 2 --
 arch/arm/boot/dts/socfpga_arria10.dtsi | 2 --
 2 files changed, 4 deletions(-)

diff --git a/arch/arm/boot/dts/socfpga.dtsi b/arch/arm/boot/dts/socfpga.dtsi
index b8c5dd7860cb..bfaef45bdd04 100644
--- a/arch/arm/boot/dts/socfpga.dtsi
+++ b/arch/arm/boot/dts/socfpga.dtsi
@@ -80,8 +80,6 @@ pdma: pdma at ffe01000 {
 					     <0 110 4>,
 					     <0 111 4>;
 				#dma-cells = <1>;
-				#dma-channels = <8>;
-				#dma-requests = <32>;
 				clocks = <&l4_main_clk>;
 				clock-names = "apb_pclk";
 				resets = <&rst DMA_RESET>;
diff --git a/arch/arm/boot/dts/socfpga_arria10.dtsi b/arch/arm/boot/dts/socfpga_arria10.dtsi
index f1e50d2e623a..26bda2557fe8 100644
--- a/arch/arm/boot/dts/socfpga_arria10.dtsi
+++ b/arch/arm/boot/dts/socfpga_arria10.dtsi
@@ -73,8 +73,6 @@ pdma: pdma at ffda1000 {
 					     <0 90 IRQ_TYPE_LEVEL_HIGH>,
 					     <0 91 IRQ_TYPE_LEVEL_HIGH>;
 				#dma-cells = <1>;
-				#dma-channels = <8>;
-				#dma-requests = <32>;
 				clocks = <&l4_main_clk>;
 				clock-names = "apb_pclk";
 				resets = <&rst DMA_RESET>, <&rst DMA_OCP_RESET>;
-- 
2.32.0




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