projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 8dd72c42 KW |
1 | * Qualcomm Technologies LPASS CPU DAI |
| 2 | ||
| 3 | This node models the Qualcomm Technologies Low-Power Audio SubSystem (LPASS). | |
| 4 | ||
| 5 | Required properties: | |
| 6 | ||
| b202836a | 7 | - compatible : "qcom,lpass-cpu" or "qcom,apq8016-lpass-cpu" |
| 8dd72c42 KW |
8 | - clocks : Must contain an entry for each entry in clock-names. |
| 9 | - clock-names : A list which must include the following entries: | |
| 10 | * "ahbix-clk" | |
| 11 | * "mi2s-osr-clk" | |
| 12 | * "mi2s-bit-clk" | |
| b202836a SK |
13 | : required clocks for "qcom,lpass-cpu-apq8016" |
| 14 | * "ahbix-clk" | |
| 15 | * "mi2s-bit-clk0" | |
| 16 | * "mi2s-bit-clk1" | |
| 17 | * "mi2s-bit-clk2" | |
| 18 | * "mi2s-bit-clk3" | |
| 19 | * "pcnoc-mport-clk" | |
| 20 | * "pcnoc-sway-clk" | |
| 21 | ||
| 8dd72c42 KW |
22 | - interrupts : Must contain an entry for each entry in |
| 23 | interrupt-names. | |
| 24 | - interrupt-names : A list which must include the following entries: | |
| 25 | * "lpass-irq-lpaif" | |
| 26 | - pinctrl-N : One property must exist for each entry in | |
| 27 | pinctrl-names. See ../pinctrl/pinctrl-bindings.txt | |
| 28 | for details of the property values. | |
| 29 | - pinctrl-names : Must contain a "default" entry. | |
| 30 | - reg : Must contain an address for each entry in reg-names. | |
| 31 | - reg-names : A list which must include the following entries: | |
| 32 | * "lpass-lpaif" | |
| 33 | ||
| b202836a SK |
34 | |
| 35 | ||
| 97a33ced | 36 | Optional properties: |
| 8dd72c42 | 37 | |
| 97a33ced | 38 | - qcom,adsp : Phandle for the audio DSP node |
| 8dd72c42 KW |
39 | |
| 40 | Example: | |
| 41 | ||
| 42 | lpass@28100000 { | |
| 43 | compatible = "qcom,lpass-cpu"; | |
| 44 | clocks = <&lcc AHBIX_CLK>, <&lcc MI2S_OSR_CLK>, <&lcc MI2S_BIT_CLK>; | |
| 45 | clock-names = "ahbix-clk", "mi2s-osr-clk", "mi2s-bit-clk"; | |
| 46 | interrupts = <0 85 1>; | |
| 47 | interrupt-names = "lpass-irq-lpaif"; | |
| 48 | pinctrl-names = "default", "idle"; | |
| 49 | pinctrl-0 = <&mi2s_default>; | |
| 50 | pinctrl-1 = <&mi2s_idle>; | |
| 51 | reg = <0x28100000 0x10000>; | |
| 52 | reg-names = "lpass-lpaif"; | |
| 97a33ced | 53 | qcom,adsp = <&adsp>; |
| 8dd72c42 | 54 | }; |