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ed520c90b3
Update all the Tegra DT bindings to require the standard dmas/dma-names properties rather than non-standard nvidia,dma-request-selector property. This is a DT-ABI-incompatible change. It is the second of two changes required for me to consider the Tegra DT bindings as stable, the other being the previous conversion to the common reset bindings. Signed-off-by: Stephen Warren <swarren@nvidia.com>
39 lines
1.1 KiB
Plaintext
39 lines
1.1 KiB
Plaintext
NVIDIA Tegra20 SFLASH controller.
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Required properties:
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- compatible : should be "nvidia,tegra20-sflash".
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- reg: Should contain SFLASH registers location and length.
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- interrupts: Should contain SFLASH interrupts.
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- clocks : Must contain one entry, for the module clock.
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See ../clocks/clock-bindings.txt for details.
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- resets : Must contain an entry for each entry in reset-names.
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See ../reset/reset.txt for details.
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- reset-names : Must include the following entries:
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- spi
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- dmas : Must contain an entry for each entry in clock-names.
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See ../dma/dma.txt for details.
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- dma-names : Must include the following entries:
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- rx
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- tx
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Recommended properties:
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- spi-max-frequency: Definition as per
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Documentation/devicetree/bindings/spi/spi-bus.txt
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Example:
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spi@7000c380 {
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compatible = "nvidia,tegra20-sflash";
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reg = <0x7000c380 0x80>;
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interrupts = <0 39 0x04>;
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spi-max-frequency = <25000000>;
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#address-cells = <1>;
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#size-cells = <0>;
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clocks = <&tegra_car 43>;
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resets = <&tegra_car 43>;
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reset-names = "spi";
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dmas = <&apbdma 11>, <&apbdma 11>;
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dma-names = "rx", "tx";
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status = "disabled";
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};
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