leds: gpio: Support the "panic-indicator" firmware property
[linux-2.6-block.git] / Documentation / devicetree / bindings / clock / qca,ath79-pll.txt
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1Binding for Qualcomm Atheros AR7xxx/AR9XXX PLL controller
2
3The PPL controller provides the 3 main clocks of the SoC: CPU, DDR and AHB.
4
5Required Properties:
6- compatible: has to be "qca,<soctype>-cpu-intc" and one of the following
7 fallbacks:
8 - "qca,ar7100-pll"
9 - "qca,ar7240-pll"
10 - "qca,ar9130-pll"
11 - "qca,ar9330-pll"
12 - "qca,ar9340-pll"
13 - "qca,qca9550-pll"
14- reg: Base address and size of the controllers memory area
15- clock-names: Name of the input clock, has to be "ref"
16- clocks: phandle of the external reference clock
17- #clock-cells: has to be one
18
19Optional properties:
20- clock-output-names: should be "cpu", "ddr", "ahb"
21
22Example:
23
24 memory-controller@18050000 {
25 compatible = "qca,ar9132-ppl", "qca,ar9130-pll";
26 reg = <0x18050000 0x20>;
27
28 clock-names = "ref";
29 clocks = <&extosc>;
30
31 #clock-cells = <1>;
32 clock-output-names = "cpu", "ddr", "ahb";
33 };