1 Binding for Qualcomm Atheros AR7xxx/AR9xxx SPI 1 Binding for Qualcomm Atheros AR7xxx/AR9xxx SPI controller
2 2
3 Required properties: 3 Required properties:
4 - compatible: has to be "qca,<soc-type>-spi", 4 - compatible: has to be "qca,<soc-type>-spi", "qca,ar7100-spi" as fallback.
5 - reg: Base address and size of the controller 5 - reg: Base address and size of the controllers memory area
6 - clocks: phandle of the AHB clock. 6 - clocks: phandle of the AHB clock.
7 - clock-names: has to be "ahb". 7 - clock-names: has to be "ahb".
8 - #address-cells: <1>, as required by generic 8 - #address-cells: <1>, as required by generic SPI binding.
9 - #size-cells: <0>, also as required by generi 9 - #size-cells: <0>, also as required by generic SPI binding.
10 10
11 Child nodes as per the generic SPI binding. 11 Child nodes as per the generic SPI binding.
12 12
13 Example: 13 Example:
14 14
15 spi@1f000000 { 15 spi@1f000000 {
16 compatible = "qca,ar9132-spi", 16 compatible = "qca,ar9132-spi", "qca,ar7100-spi";
17 reg = <0x1f000000 0x10>; 17 reg = <0x1f000000 0x10>;
18 18
19 clocks = <&pll 2>; 19 clocks = <&pll 2>;
20 clock-names = "ahb"; 20 clock-names = "ahb";
21 21
22 #address-cells = <1>; 22 #address-cells = <1>;
23 #size-cells = <0>; 23 #size-cells = <0>;
24 }; 24 };
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