projects / thirdparty / u-boot.git / blame
| Commit | Line | Data |
|---|---|---|
| 53633a89 TR |
1 | # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) |
| 2 | %YAML 1.2 | |
| 3 | --- | |
| 4 | $id: http://devicetree.org/schemas/pinctrl/qcom,sm8250-lpass-lpi-pinctrl.yaml# | |
| 5 | $schema: http://devicetree.org/meta-schemas/core.yaml# | |
| 6 | ||
| 7 | title: Qualcomm SM8250 SoC LPASS LPI TLMM | |
| 8 | ||
| 9 | maintainers: | |
| 10 | - Srinivas Kandagatla <srinivas.kandagatla@linaro.org> | |
| 11 | ||
| 12 | description: | |
| 13 | Top Level Mode Multiplexer pin controller in the Low Power Audio SubSystem | |
| 14 | (LPASS) Low Power Island (LPI) of Qualcomm SM8250 SoC. | |
| 15 | ||
| 16 | properties: | |
| 17 | compatible: | |
| 18 | const: qcom,sm8250-lpass-lpi-pinctrl | |
| 19 | ||
| 20 | reg: | |
| 21 | maxItems: 2 | |
| 22 | ||
| 23 | clocks: | |
| 24 | items: | |
| 25 | - description: LPASS Core voting clock | |
| 26 | - description: LPASS Audio voting clock | |
| 27 | ||
| 28 | clock-names: | |
| 29 | items: | |
| 30 | - const: core | |
| 31 | - const: audio | |
| 32 | ||
| 53633a89 TR |
33 | patternProperties: |
| 34 | "-state$": | |
| 35 | oneOf: | |
| 36 | - $ref: "#/$defs/qcom-sm8250-lpass-state" | |
| 37 | - patternProperties: | |
| 38 | "-pins$": | |
| 39 | $ref: "#/$defs/qcom-sm8250-lpass-state" | |
| 40 | additionalProperties: false | |
| 41 | ||
| 42 | $defs: | |
| 43 | qcom-sm8250-lpass-state: | |
| 44 | type: object | |
| 45 | description: | |
| 46 | Pinctrl node's client devices use subnodes for desired pin configuration. | |
| 47 | Client device subnodes use below standard properties. | |
| 93743d24 TR |
48 | $ref: qcom,lpass-lpi-common.yaml#/$defs/qcom-tlmm-state |
| 49 | unevaluatedProperties: false | |
| 53633a89 TR |
50 | |
| 51 | properties: | |
| 52 | pins: | |
| 53 | description: | |
| 54 | List of gpio pins affected by the properties specified in this | |
| 55 | subnode. | |
| 56 | items: | |
| 57 | oneOf: | |
| 58 | - pattern: "^gpio([0-9]|1[0-3])$" | |
| 59 | minItems: 1 | |
| 60 | maxItems: 14 | |
| 61 | ||
| 62 | function: | |
| 63 | enum: [ gpio, swr_tx_clk, qua_mi2s_sclk, swr_tx_data, qua_mi2s_ws, | |
| 64 | qua_mi2s_data, swr_rx_clk, swr_rx_data, dmic1_clk, i2s1_clk, | |
| 65 | dmic1_data, i2s1_ws, dmic2_clk, dmic2_data, i2s1_data, | |
| 66 | i2s2_clk, wsa_swr_clk, i2s2_ws, wsa_swr_data, dmic3_clk, | |
| 67 | dmic3_data, i2s2_data ] | |
| 68 | description: | |
| 69 | Specify the alternative function to be configured for the specified | |
| 70 | pins. | |
| 71 | ||
| 53633a89 | 72 | allOf: |
| 93743d24 | 73 | - $ref: qcom,lpass-lpi-common.yaml# |
| 53633a89 TR |
74 | |
| 75 | required: | |
| 76 | - compatible | |
| 77 | - reg | |
| 78 | - clocks | |
| 79 | - clock-names | |
| 53633a89 | 80 | |
| 93743d24 | 81 | unevaluatedProperties: false |
| 53633a89 TR |
82 | |
| 83 | examples: | |
| 84 | - | | |
| 85 | #include <dt-bindings/sound/qcom,q6afe.h> | |
| 86 | lpi_tlmm: pinctrl@33c0000 { | |
| 87 | compatible = "qcom,sm8250-lpass-lpi-pinctrl"; | |
| 88 | reg = <0x33c0000 0x20000>, | |
| 89 | <0x3550000 0x10000>; | |
| 90 | clocks = <&q6afecc LPASS_HW_MACRO_VOTE LPASS_CLK_ATTRIBUTE_COUPLE_NO>, | |
| 91 | <&q6afecc LPASS_HW_DCODEC_VOTE LPASS_CLK_ATTRIBUTE_COUPLE_NO>; | |
| 92 | clock-names = "core", "audio"; | |
| 93 | gpio-controller; | |
| 94 | #gpio-cells = <2>; | |
| 95 | gpio-ranges = <&lpi_tlmm 0 0 14>; | |
| 96 | ||
| 97 | wsa-swr-active-state { | |
| 98 | clk-pins { | |
| 99 | pins = "gpio10"; | |
| 100 | function = "wsa_swr_clk"; | |
| 101 | drive-strength = <2>; | |
| 102 | slew-rate = <1>; | |
| 103 | bias-disable; | |
| 104 | }; | |
| 105 | ||
| 106 | data-pins { | |
| 107 | pins = "gpio11"; | |
| 108 | function = "wsa_swr_data"; | |
| 109 | drive-strength = <2>; | |
| 110 | slew-rate = <1>; | |
| 111 | }; | |
| 112 | }; | |
| 113 | ||
| 114 | tx-swr-sleep-clk-state { | |
| 115 | pins = "gpio0"; | |
| 116 | function = "swr_tx_clk"; | |
| 117 | drive-strength = <2>; | |
| 118 | bias-pull-down; | |
| 119 | }; | |
| 120 | }; |