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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
commit | 5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch) | |
tree | a94efe259b9009378be6d90eb30d2b019d95c194 /Documentation/devicetree/bindings/spi/adi,axi-spi-engine.txt | |
parent | Initial commit. (diff) | |
download | linux-upstream.tar.xz linux-upstream.zip |
Adding upstream version 5.10.209.upstream/5.10.209upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | Documentation/devicetree/bindings/spi/adi,axi-spi-engine.txt | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/spi/adi,axi-spi-engine.txt b/Documentation/devicetree/bindings/spi/adi,axi-spi-engine.txt new file mode 100644 index 000000000..8a18d71e6 --- /dev/null +++ b/Documentation/devicetree/bindings/spi/adi,axi-spi-engine.txt @@ -0,0 +1,31 @@ +Analog Devices AXI SPI Engine controller Device Tree Bindings + +Required properties: +- compatible : Must be "adi,axi-spi-engine-1.00.a"" +- reg : Physical base address and size of the register map. +- interrupts : Property with a value describing the interrupt + number. +- clock-names : List of input clock names - "s_axi_aclk", "spi_clk" +- clocks : Clock phandles and specifiers (See clock bindings for + details on clock-names and clocks). +- #address-cells : Must be <1> +- #size-cells : Must be <0> + +Optional subnodes: + Subnodes are use to represent the SPI slave devices connected to the SPI + master. They follow the generic SPI bindings as outlined in spi-bus.txt. + +Example: + + spi@@44a00000 { + compatible = "adi,axi-spi-engine-1.00.a"; + reg = <0x44a00000 0x1000>; + interrupts = <0 56 4>; + clocks = <&clkc 15 &clkc 15>; + clock-names = "s_axi_aclk", "spi_clk"; + + #address-cells = <1>; + #size-cells = <0>; + + /* SPI devices */ + }; |