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SPI Master controller for Netlogic XLP MIPS64 SOCs
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Currently this SPI controller driver is supported for the following
Netlogic XLP SoCs:
XLP832, XLP316, XLP208, XLP980, XLP532
Required properties:
- compatible : Should be "netlogic,xlp832-spi".
- #address-cells : Number of cells required to define a chip select address
on the SPI bus.
- #size-cells : Should be zero.
- reg : Should contain register location and length.
- clocks : Phandle of the spi clock
- interrupts : Interrupt number used by this controller.
SPI slave nodes must be children of the SPI master node and can contain
properties described in Documentation/devicetree/bindings/spi/spi-bus.txt.
Example:
spi: xlp_spi@3a100 {
compatible = "netlogic,xlp832-spi";
#address-cells = <1>;
#size-cells = <0>;
reg = <0 0x3a100 0x100>;
clocks = <&spi_clk>;
interrupts = <34>;
interrupt-parent = <&pic>;
spi_nor@1 {
compatible = "spansion,s25sl12801";
#address-cells = <1>;
#size-cells = <1>;
reg = <1>; /* Chip Select */
spi-max-frequency = <40000000>;
};
};