projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 6995b8cb LS |
1 | NVIDIA Tegra audio complex |
| 2 | ||
| 3 | Required properties: | |
| 4 | - compatible : "nvidia,tegra-audio-wm9712" | |
| 3ec9147d SW |
5 | - clocks : Must contain an entry for each entry in clock-names. |
| 6 | - clock-names : Must include the following entries: | |
| 7 | "pll_a" (The Tegra clock of that name), | |
| 8 | "pll_a_out0" (The Tegra clock of that name), | |
| 9 | "mclk" (The Tegra cdev1/extern1 clock, which feeds the CODEC's mclk) | |
| 6995b8cb LS |
10 | - nvidia,model : The user-visible name of this sound complex. |
| 11 | - nvidia,audio-routing : A list of the connections between audio components. | |
| 12 | Each entry is a pair of strings, the first being the connection's sink, | |
| 13 | the second being the connection's source. Valid names for sources and | |
| 14 | sinks are the WM9712's pins, and the jacks on the board: | |
| 15 | ||
| 16 | WM9712 pins: | |
| 17 | ||
| 18 | * MONOOUT | |
| 19 | * HPOUTL | |
| 20 | * HPOUTR | |
| 21 | * LOUT2 | |
| 22 | * ROUT2 | |
| 23 | * OUT3 | |
| 24 | * LINEINL | |
| 25 | * LINEINR | |
| 26 | * PHONE | |
| 27 | * PCBEEP | |
| 28 | * MIC1 | |
| 29 | * MIC2 | |
| 30 | * Mic Bias | |
| 31 | ||
| 32 | Board connectors: | |
| 33 | ||
| 34 | * Headphone | |
| 35 | * LineIn | |
| 36 | * Mic | |
| 37 | ||
| 38 | - nvidia,ac97-controller : The phandle of the Tegra AC97 controller | |
| 39 | ||
| 40 | ||
| 41 | Example: | |
| 42 | ||
| 43 | sound { | |
| 44 | compatible = "nvidia,tegra-audio-wm9712-colibri_t20", | |
| 45 | "nvidia,tegra-audio-wm9712"; | |
| 46 | nvidia,model = "Toradex Colibri T20"; | |
| 47 | ||
| 48 | nvidia,audio-routing = | |
| 49 | "Headphone", "HPOUTL", | |
| 50 | "Headphone", "HPOUTR", | |
| 51 | "LineIn", "LINEINL", | |
| 52 | "LineIn", "LINEINR", | |
| 53 | "Mic", "MIC1"; | |
| 54 | ||
| 55 | nvidia,ac97-controller = <&ac97>; | |
| 3ec9147d SW |
56 | |
| 57 | clocks = <&tegra_car 112>, <&tegra_car 113>, <&tegra_car 93>; | |
| 58 | clock-names = "pll_a", "pll_a_out0", "mclk"; | |
| 6995b8cb | 59 | }; |