Merge remote-tracking branch 'dma-public/for-v3.12-cma-dma' into for-next
[firefly-linux-kernel-4.4.55.git] / Documentation / devicetree / bindings / spi / brcm,bcm2835-spi.txt
1 Broadcom BCM2835 SPI0 controller
2
3 The BCM2835 contains two forms of SPI master controller, one known simply as
4 SPI0, and the other known as the "Universal SPI Master"; part of the
5 auxiliary block. This binding applies to the SPI0 controller.
6
7 Required properties:
8 - compatible: Should be "brcm,bcm2835-spi".
9 - reg: Should contain register location and length.
10 - interrupts: Should contain interrupt.
11 - clocks: The clock feeding the SPI controller.
12
13 Example:
14
15 spi@20204000 {
16         compatible = "brcm,bcm2835-spi";
17         reg = <0x7e204000 0x1000>;
18         interrupts = <2 22>;
19         clocks = <&clk_spi>;
20         #address-cells = <1>;
21         #size-cells = <0>;
22 };