Merge branch 'perf-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git...
[sfrench/cifs-2.6.git] / Documentation / devicetree / bindings / spi / spi-sprd.txt
1 Spreadtrum SPI Controller
2
3 Required properties:
4 - compatible: Should be "sprd,sc9860-spi".
5 - reg: Offset and length of SPI controller register space.
6 - interrupts: Should contain SPI interrupt.
7 - clock-names: Should contain following entries:
8         "spi" for SPI clock,
9         "source" for SPI source (parent) clock,
10         "enable" for SPI module enable clock.
11 - clocks: List of clock input name strings sorted in the same order
12         as the clock-names property.
13 - #address-cells: The number of cells required to define a chip select
14         address on the SPI bus. Should be set to 1.
15 - #size-cells: Should be set to 0.
16
17 Example:
18 spi0: spi@70a00000{
19         compatible = "sprd,sc9860-spi";
20         reg = <0 0x70a00000 0 0x1000>;
21         interrupts = <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>;
22         clock-names = "spi", "source","enable";
23         clocks = <&clk_spi0>, <&ext_26m>, <&clk_ap_apb_gates 5>;
24         #address-cells = <1>;
25         #size-cells = <0>;
26 };