On 06.10.2017 16:56, Jon Hunter wrote: > > On 04/10/17 00:58, Dmitry Osipenko wrote: >> Document DT binding for the NVIDIA Tegra AHB DMA controller that presents >> on Tegra20/30 SoC's. >> >> Signed-off-by: Dmitry Osipenko <digetx@xxxxxxxxx> >> --- >> .../bindings/dma/nvidia,tegra20-ahbdma.txt | 23 +++++++++ >> include/dt-bindings/dma/tegra-ahb-dma.h | 56 ++++++++++++++++++++++ >> 2 files changed, 79 insertions(+) >> create mode 100644 Documentation/devicetree/bindings/dma/nvidia,tegra20-ahbdma.txt >> create mode 100644 include/dt-bindings/dma/tegra-ahb-dma.h >> >> diff --git a/Documentation/devicetree/bindings/dma/nvidia,tegra20-ahbdma.txt b/Documentation/devicetree/bindings/dma/nvidia,tegra20-ahbdma.txt >> new file mode 100644 >> index 000000000000..9fa393766930 >> --- /dev/null >> +++ b/Documentation/devicetree/bindings/dma/nvidia,tegra20-ahbdma.txt >> @@ -0,0 +1,23 @@ >> +* NVIDIA Tegra AHB DMA controller >> + >> +Required properties: >> +- compatible: Must be "nvidia,tegra20-ahbdma" > > Typically, we have a list here indicating what the compatible string > should be for the supported devices. So maybe we want something like ... > > - compatible : Should contain one of the following: > - "nvidia,tegra20-ahbdma": for Tegra20 > - "nvidia,tegra30-ahbdma", "nvidia,tegra20-ahbdma": for Tegra30 > > Please note that even thought the driver may only currently define the > compatible string "nvidia,tegra20-ahbdma", adding > "nvidia,tegra30-ahbdma" in the dts for Tegra30 is good practice if a > bug/difference is found later on. Good point! Thanks. -- To unsubscribe from this list: send the line "unsubscribe linux-tegra" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
