linuxdebug/Documentation/devicetree/bindings/pinctrl/qcom,sm6350-pinctrl.yaml

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/pinctrl/qcom,sm6350-pinctrl.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Qualcomm Technologies, Inc. SM6350 TLMM block

maintainers:
  - Konrad Dybcio <konrad.dybcio@somainline.org>

description: |
  This binding describes the Top Level Mode Multiplexer (TLMM) block found
  in the SM6350 platform.

allOf:
  - $ref: "pinctrl.yaml#"
  - $ref: /schemas/pinctrl/qcom,tlmm-common.yaml#

properties:
  compatible:
    const: qcom,sm6350-tlmm

  reg:
    maxItems: 1

  interrupts: true
  interrupt-controller: true
  '#interrupt-cells': true
  gpio-controller: true
  gpio-reserved-ranges: true
  '#gpio-cells': true
  gpio-ranges: true
  wakeup-parent: true

required:
  - compatible
  - reg

additionalProperties: false

patternProperties:
  '-state$':
    oneOf:
      - $ref: "#/$defs/qcom-sm6350-tlmm-state"
      - patternProperties:
          "-pins$":
            $ref: "#/$defs/qcom-sm6350-tlmm-state"
        additionalProperties: false

$defs:
  qcom-sm6350-tlmm-state:
    type: object
    description:
      Pinctrl node's client devices use subnodes for desired pin configuration.
      Client device subnodes use below standard properties.

    properties:
      pins:
        description:
          List of gpio pins affected by the properties specified in this
          subnode.
        items:
          oneOf:
            - pattern: "^gpio([0-9]|[1-9][0-9]|1[0-4][0-9]|15[0-7])$"
            - enum: [ sdc1_clk, sdc1_cmd, sdc1_data, sdc2_clk, sdc2_cmd, sdc2_data ]
        minItems: 1
        maxItems: 36

      function:
        description:
          Specify the alternative function to be configured for the specified
          pins.

        enum: [ adsp_ext, agera_pll, atest_char, atest_char0, atest_char1, atest_char2,
                atest_char3, atest_tsens, atest_tsens2, atest_usb1, atest_usb10, atest_usb11,
                atest_usb12, atest_usb13, atest_usb2, atest_usb20, atest_usb21, atest_usb22,
                atest_usb23, audio_ref, btfm_slimbus, cam_mclk0, cam_mclk1, cam_mclk2, cam_mclk3,
                cam_mclk4, cci_async, cci_i2c, cci_timer0, cci_timer1, cci_timer2, cci_timer3,
                cci_timer4, cri_trng, dbg_out, ddr_bist, ddr_pxi0, ddr_pxi1, ddr_pxi2, ddr_pxi3,
                dp_hot, edp_lcd, gcc_gp1, gcc_gp2, gcc_gp3, gp_pdm0, gp_pdm1, gp_pdm2, gpio,
                gps_tx, ibi_i3c, jitter_bist, ldo_en, ldo_update, lpass_ext, m_voc, mclk,
                mdp_vsync, mdp_vsync0, mdp_vsync1, mdp_vsync2, mdp_vsync3, mi2s_0, mi2s_1, mi2s_2,
                mss_lte, nav_gpio, nav_pps, pa_indicator, pcie0_clk, phase_flag0, phase_flag1,
                phase_flag10, phase_flag11, phase_flag12, phase_flag13, phase_flag14, phase_flag15,
                phase_flag16, phase_flag17, phase_flag18, phase_flag19, phase_flag2, phase_flag20,
                phase_flag21, phase_flag22, phase_flag23, phase_flag24, phase_flag25, phase_flag26,
                phase_flag27, phase_flag28, phase_flag29, phase_flag3, phase_flag30, phase_flag31,
                phase_flag4, phase_flag5, phase_flag6, phase_flag7, phase_flag8, phase_flag9,
                pll_bist, pll_bypassnl, pll_reset, prng_rosc, qdss_cti, qdss_gpio, qdss_gpio0,
                qdss_gpio1, qdss_gpio10, qdss_gpio11, qdss_gpio12, qdss_gpio13, qdss_gpio14,
                qdss_gpio15, qdss_gpio2, qdss_gpio3, qdss_gpio4, qdss_gpio5, qdss_gpio6,
                qdss_gpio7, qdss_gpio8, qdss_gpio9, qlink0_enable, qlink0_request, qlink0_wmss,
                qlink1_enable, qlink1_request, qlink1_wmss, qup00, qup01, qup02, qup10, qup11,
                qup12, qup13_f1, qup13_f2, qup14, rffe0_clk, rffe0_data, rffe1_clk, rffe1_data,
                rffe2_clk, rffe2_data, rffe3_clk, rffe3_data, rffe4_clk, rffe4_data, sd_write,
                sdc1_tb, sdc2_tb, sp_cmu, tgu_ch0, tgu_ch1, tgu_ch2, tgu_ch3, tsense_pwm1,
                tsense_pwm2, uim1_clk, uim1_data, uim1_present, uim1_reset, uim2_clk, uim2_data,
                uim2_present, uim2_reset, usb_phy, vfr_1, vsense_trigger, wlan1_adc0, wlan1_adc1,
                wlan2_adc0, wlan2_adc1, ]


      bias-disable: true
      bias-pull-down: true
      bias-pull-up: true
      drive-strength: true
      input-enable: true
      output-high: true
      output-low: true

    required:
      - pins

    allOf:
      - $ref: "qcom,tlmm-common.yaml#/$defs/qcom-tlmm-state"
      - if:
          properties:
            pins:
              pattern: "^gpio([0-9]|[1-9][0-9]|1[0-4][0-9]|15[0-7])$"
        then:
          required:
            - function

    additionalProperties: false

examples:
  - |
    #include <dt-bindings/interrupt-controller/arm-gic.h>
    pinctrl@f100000 {
        compatible = "qcom,sm6350-tlmm";
        reg = <0x0f100000 0x300000>;
        interrupts = <GIC_SPI 208 IRQ_TYPE_LEVEL_HIGH>;
        gpio-controller;
        #gpio-cells = <2>;
        interrupt-controller;
        #interrupt-cells = <2>;
        gpio-ranges = <&tlmm 0 0 157>;

        gpio-wo-subnode-state {
            pins = "gpio1";
            function = "gpio";
        };

        uart-w-subnodes-state {
            rx-pins {
                pins = "gpio25";
                function = "qup13_f2";
                bias-disable;
            };

            tx-pins {
                pins = "gpio26";
                function = "qup13_f2";
                bias-disable;
            };
        };
    };
...