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authorGeert Uytterhoeven <geert@linux-m68k.org>2021-11-25 16:20:08 +0100
committerVinod Koul <vkoul@kernel.org>2021-12-17 17:09:28 +0100
commit0f93f2047d56d6ab93ba1ffeb30d318d0c5f52d7 (patch)
treedef6a435db2e164a88b7bac9058802a43676cdab
parentdmaengine: jz4780: Support bidirectional I/O on one channel (diff)
downloadlinux-0f93f2047d56d6ab93ba1ffeb30d318d0c5f52d7.tar.xz
linux-0f93f2047d56d6ab93ba1ffeb30d318d0c5f52d7.zip
dt-bindings: dma: snps,dw-axi-dmac: Document optional reset
"make dtbs_check": Documentation/devicetree/bindings/dma/snps,dw-axi-dmac.yaml arch/riscv/boot/dts/canaan/sipeed_maix_bit.dt.yaml: dma-controller@50000000: 'resets' does not match any of the regexes: 'pinctrl-[0-9]+' From schema: Documentation/devicetree/bindings/dma/snps,dw-axi-dmac.yaml The Synopsys DesignWare AXI DMA Controller on the Canaan K210 SoC exposes its reset signal. Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org> Acked-by: Rob Herring <robh@kernel.org> Reviewed-by: Damien Le Moal <damien.lemoal@opensource.wdc.com> Link: https://lore.kernel.org/r/20211125152008.162571-1-geert@linux-m68k.org Signed-off-by: Vinod Koul <vkoul@kernel.org>
-rw-r--r--Documentation/devicetree/bindings/dma/snps,dw-axi-dmac.yaml3
1 files changed, 3 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/dma/snps,dw-axi-dmac.yaml b/Documentation/devicetree/bindings/dma/snps,dw-axi-dmac.yaml
index 79e241498e25..4324a94b26b2 100644
--- a/Documentation/devicetree/bindings/dma/snps,dw-axi-dmac.yaml
+++ b/Documentation/devicetree/bindings/dma/snps,dw-axi-dmac.yaml
@@ -53,6 +53,9 @@ properties:
minimum: 1
maximum: 8
+ resets:
+ maxItems: 1
+
snps,dma-masters:
description: |
Number of AXI masters supported by the hardware.