162306a36Sopenharmony_ci# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
262306a36Sopenharmony_ci%YAML 1.2
362306a36Sopenharmony_ci---
462306a36Sopenharmony_ci$id: http://devicetree.org/schemas/pinctrl/qcom,sc7280-lpass-lpi-pinctrl.yaml#
562306a36Sopenharmony_ci$schema: http://devicetree.org/meta-schemas/core.yaml#
662306a36Sopenharmony_ci
762306a36Sopenharmony_cititle: Qualcomm SC7280 SoC LPASS LPI TLMM
862306a36Sopenharmony_ci
962306a36Sopenharmony_cimaintainers:
1062306a36Sopenharmony_ci  - Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
1162306a36Sopenharmony_ci
1262306a36Sopenharmony_cidescription:
1362306a36Sopenharmony_ci  Top Level Mode Multiplexer pin controller in the Low Power Audio SubSystem
1462306a36Sopenharmony_ci  (LPASS) Low Power Island (LPI) of Qualcomm SC7280 SoC.
1562306a36Sopenharmony_ci
1662306a36Sopenharmony_ciproperties:
1762306a36Sopenharmony_ci  compatible:
1862306a36Sopenharmony_ci    const: qcom,sc7280-lpass-lpi-pinctrl
1962306a36Sopenharmony_ci
2062306a36Sopenharmony_ci  reg:
2162306a36Sopenharmony_ci    maxItems: 2
2262306a36Sopenharmony_ci
2362306a36Sopenharmony_ci  gpio-controller: true
2462306a36Sopenharmony_ci
2562306a36Sopenharmony_ci  "#gpio-cells":
2662306a36Sopenharmony_ci    description: Specifying the pin number and flags, as defined in
2762306a36Sopenharmony_ci      include/dt-bindings/gpio/gpio.h
2862306a36Sopenharmony_ci    const: 2
2962306a36Sopenharmony_ci
3062306a36Sopenharmony_ci  gpio-ranges:
3162306a36Sopenharmony_ci    maxItems: 1
3262306a36Sopenharmony_ci
3362306a36Sopenharmony_cipatternProperties:
3462306a36Sopenharmony_ci  "-state$":
3562306a36Sopenharmony_ci    oneOf:
3662306a36Sopenharmony_ci      - $ref: "#/$defs/qcom-sc7280-lpass-state"
3762306a36Sopenharmony_ci      - patternProperties:
3862306a36Sopenharmony_ci          "-pins$":
3962306a36Sopenharmony_ci            $ref: "#/$defs/qcom-sc7280-lpass-state"
4062306a36Sopenharmony_ci        additionalProperties: false
4162306a36Sopenharmony_ci
4262306a36Sopenharmony_ci$defs:
4362306a36Sopenharmony_ci  qcom-sc7280-lpass-state:
4462306a36Sopenharmony_ci    type: object
4562306a36Sopenharmony_ci    description:
4662306a36Sopenharmony_ci      Pinctrl node's client devices use subnodes for desired pin configuration.
4762306a36Sopenharmony_ci      Client device subnodes use below standard properties.
4862306a36Sopenharmony_ci    $ref: /schemas/pinctrl/pincfg-node.yaml
4962306a36Sopenharmony_ci
5062306a36Sopenharmony_ci    properties:
5162306a36Sopenharmony_ci      pins:
5262306a36Sopenharmony_ci        description:
5362306a36Sopenharmony_ci          List of gpio pins affected by the properties specified in this
5462306a36Sopenharmony_ci          subnode.
5562306a36Sopenharmony_ci        items:
5662306a36Sopenharmony_ci          oneOf:
5762306a36Sopenharmony_ci            - pattern: "^gpio([0-9]|1[0-4])$"
5862306a36Sopenharmony_ci        minItems: 1
5962306a36Sopenharmony_ci        maxItems: 15
6062306a36Sopenharmony_ci
6162306a36Sopenharmony_ci      function:
6262306a36Sopenharmony_ci        enum: [ gpio, swr_tx_clk, qua_mi2s_sclk, swr_tx_data, qua_mi2s_ws,
6362306a36Sopenharmony_ci                qua_mi2s_data, swr_rx_clk, swr_rx_data, dmic1_clk, i2s1_clk,
6462306a36Sopenharmony_ci                dmic1_data, i2s1_ws, dmic2_clk, dmic2_data, i2s1_data,
6562306a36Sopenharmony_ci                i2s2_clk, wsa_swr_clk, i2s2_ws, wsa_swr_data, dmic3_clk,
6662306a36Sopenharmony_ci                dmic3_data, i2s2_data ]
6762306a36Sopenharmony_ci        description:
6862306a36Sopenharmony_ci          Specify the alternative function to be configured for the specified
6962306a36Sopenharmony_ci          pins.
7062306a36Sopenharmony_ci
7162306a36Sopenharmony_ci      drive-strength:
7262306a36Sopenharmony_ci        enum: [2, 4, 6, 8, 10, 12, 14, 16]
7362306a36Sopenharmony_ci        default: 2
7462306a36Sopenharmony_ci        description:
7562306a36Sopenharmony_ci          Selects the drive strength for the specified pins, in mA.
7662306a36Sopenharmony_ci
7762306a36Sopenharmony_ci      slew-rate:
7862306a36Sopenharmony_ci        enum: [0, 1, 2, 3]
7962306a36Sopenharmony_ci        default: 0
8062306a36Sopenharmony_ci        description: |
8162306a36Sopenharmony_ci            0: No adjustments
8262306a36Sopenharmony_ci            1: Higher Slew rate (faster edges)
8362306a36Sopenharmony_ci            2: Lower Slew rate (slower edges)
8462306a36Sopenharmony_ci            3: Reserved (No adjustments)
8562306a36Sopenharmony_ci
8662306a36Sopenharmony_ci      bias-pull-down: true
8762306a36Sopenharmony_ci      bias-pull-up: true
8862306a36Sopenharmony_ci      bias-bus-hold: true
8962306a36Sopenharmony_ci      bias-disable: true
9062306a36Sopenharmony_ci      output-high: true
9162306a36Sopenharmony_ci      output-low: true
9262306a36Sopenharmony_ci
9362306a36Sopenharmony_ci    required:
9462306a36Sopenharmony_ci      - pins
9562306a36Sopenharmony_ci      - function
9662306a36Sopenharmony_ci
9762306a36Sopenharmony_ci    additionalProperties: false
9862306a36Sopenharmony_ci
9962306a36Sopenharmony_cirequired:
10062306a36Sopenharmony_ci  - compatible
10162306a36Sopenharmony_ci  - reg
10262306a36Sopenharmony_ci  - gpio-controller
10362306a36Sopenharmony_ci  - "#gpio-cells"
10462306a36Sopenharmony_ci  - gpio-ranges
10562306a36Sopenharmony_ci
10662306a36Sopenharmony_ciadditionalProperties: false
10762306a36Sopenharmony_ci
10862306a36Sopenharmony_ciexamples:
10962306a36Sopenharmony_ci  - |
11062306a36Sopenharmony_ci    lpass_tlmm: pinctrl@33c0000 {
11162306a36Sopenharmony_ci        compatible = "qcom,sc7280-lpass-lpi-pinctrl";
11262306a36Sopenharmony_ci        reg = <0x33c0000 0x20000>,
11362306a36Sopenharmony_ci              <0x3550000 0x10000>;
11462306a36Sopenharmony_ci        gpio-controller;
11562306a36Sopenharmony_ci        #gpio-cells = <2>;
11662306a36Sopenharmony_ci        gpio-ranges = <&lpass_tlmm 0 0 15>;
11762306a36Sopenharmony_ci
11862306a36Sopenharmony_ci        dmic01-state {
11962306a36Sopenharmony_ci            dmic01-clk-pins {
12062306a36Sopenharmony_ci                pins = "gpio6";
12162306a36Sopenharmony_ci                function = "dmic1_clk";
12262306a36Sopenharmony_ci            };
12362306a36Sopenharmony_ci
12462306a36Sopenharmony_ci            dmic01-clk-sleep-pins {
12562306a36Sopenharmony_ci                pins = "gpio6";
12662306a36Sopenharmony_ci                function = "dmic1_clk";
12762306a36Sopenharmony_ci            };
12862306a36Sopenharmony_ci        };
12962306a36Sopenharmony_ci
13062306a36Sopenharmony_ci        tx-swr-data-sleep-state {
13162306a36Sopenharmony_ci            pins = "gpio1", "gpio2", "gpio14";
13262306a36Sopenharmony_ci            function = "swr_tx_data";
13362306a36Sopenharmony_ci        };
13462306a36Sopenharmony_ci    };
135