Documentation/devicetree/bindings/pinctrl/qcom,sm8250-pinctrl.yaml

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/pinctrl/qcom,sm8250-pinctrl.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Qualcomm Technologies, Inc. SM8250 TLMM block

maintainers:
  - Bjorn Andersson <bjorn.andersson@linaro.org>

description:
  Top Level Mode Multiplexer pin controller in the Qualcomm SM8250 SoC.

properties:
  compatible:
    const: qcom,sm8250-pinctrl

  reg:
    maxItems: 3

  reg-names:
    items:
      - const: west
      - const: south
      - const: north

  interrupts:
    maxItems: 1

  interrupt-controller: true
  "#interrupt-cells": true
  gpio-controller: true
  "#gpio-cells": true
  gpio-ranges: true
  wakeup-parent: true

  gpio-reserved-ranges:
    minItems: 1
    maxItems: 90

  gpio-line-names:
    maxItems: 180

patternProperties:
  "-state$":
    oneOf:
      - $ref: "#/$defs/qcom-sm8250-tlmm-state"
      - patternProperties:
          "-pins$":
            $ref: "#/$defs/qcom-sm8250-tlmm-state"
        additionalProperties: false

$defs:
  qcom-sm8250-tlmm-state:
    type: object
    description:
      Pinctrl node's client devices use subnodes for desired pin configuration.
      Client device subnodes use below standard properties.
    $ref: qcom,tlmm-common.yaml#/$defs/qcom-tlmm-state

    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[0-7][0-9])$"
            - enum: [ sdc2_clk, sdc2_cmd, sdc2_data, ufs_reset ]
        minItems: 1
        maxItems: 36

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

        enum: [ aoss_cti, atest, audio_ref, cam_mclk, cci_async, cci_i2c,
                cci_timer0, cci_timer1, cci_timer2, cci_timer3, cci_timer4, cri_trng,
                cri_trng0, cri_trng1, dbg_out, ddr_bist, ddr_pxi0, ddr_pxi1,
                ddr_pxi2, ddr_pxi3, dp_hot, dp_lcd, gcc_gp1, gcc_gp2, gcc_gp3, gpio,
                ibi_i3c, jitter_bist, lpass_slimbus, mdp_vsync, mdp_vsync0,
                mdp_vsync1, mdp_vsync2, mdp_vsync3, mi2s0_data0, mi2s0_data1,
                mi2s0_sck, mi2s0_ws, mi2s1_data0, mi2s1_data1, mi2s1_sck, mi2s1_ws,
                mi2s2_data0, mi2s2_data1, mi2s2_sck, mi2s2_ws, pci_e0, pci_e1,
                pci_e2, phase_flag, pll_bist, pll_bypassnl, pll_clk, pll_reset,
                pri_mi2s, prng_rosc, qdss_cti, qdss_gpio, qspi0, qspi1, qspi2, qspi3,
                qspi_clk, qspi_cs, qup0, qup1, qup10, qup11, qup12, qup13, qup14,
                qup15, qup16, qup17, qup18, qup19, qup2, qup3, qup4, qup5, qup6,
                qup7, qup8, qup9, qup_l4, qup_l5, qup_l6, sd_write, sdc40, sdc41,
                sdc42, sdc43, sdc4_clk, sdc4_cmd, sec_mi2s, sp_cmu, tgu_ch0, tgu_ch1,
                tgu_ch2, tgu_ch3, tsense_pwm1, tsense_pwm2, tsif0_clk, tsif0_data,
                tsif0_en, tsif0_error, tsif0_sync, tsif1_clk, tsif1_data, tsif1_en,
                tsif1_error, tsif1_sync, usb2phy_ac, usb_phy, vsense_trigger ]

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

    required:
      - pins

    additionalProperties: false

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

required:
  - compatible
  - reg
  - reg-names

additionalProperties: false

examples:
  - |
    #include <dt-bindings/interrupt-controller/arm-gic.h>
    pinctrl@1f00000 {
        compatible = "qcom,sm8250-pinctrl";
        reg = <0x0f100000 0x300000>,
              <0x0f500000 0x300000>,
              <0x0f900000 0x300000>;
        reg-names = "west", "south", "north";
        interrupts = <GIC_SPI 208 IRQ_TYPE_LEVEL_HIGH>;
        gpio-controller;
        #gpio-cells = <2>;
        interrupt-controller;
        #interrupt-cells = <2>;
        gpio-ranges = <&tlmm 0 0 181>; /* GPIOs + ufs_reset */
        wakeup-parent = <&pdc>;
    };