linux-zen-server/Documentation/devicetree/bindings/pinctrl/qcom,msm8998-pinctrl.yaml

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/pinctrl/qcom,msm8998-pinctrl.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Qualcomm MSM8998 TLMM pin controller

maintainers:
  - Bjorn Andersson <andersson@kernel.org>
  - Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>

description:
  Top Level Mode Multiplexer pin controller in Qualcomm MSM8998 SoC.

properties:
  compatible:
    const: qcom,msm8998-pinctrl

  reg:
    maxItems: 1

  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: 75

  gpio-line-names:
    maxItems: 150

patternProperties:
  "-state$":
    oneOf:
      - $ref: "#/$defs/qcom-msm8998-tlmm-state"
      - patternProperties:
          "-pins$":
            $ref: "#/$defs/qcom-msm8998-tlmm-state"
        additionalProperties: false

$defs:
  qcom-msm8998-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[0-4][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: [ gpio, adsp_ext, agera_pll, atest_char, atest_gpsadc0,
                atest_gpsadc1, atest_tsens, atest_tsens2, atest_usb1,
                atest_usb10, atest_usb11, atest_usb12, atest_usb13, audio_ref,
                bimc_dte0, bimc_dte1, blsp10_spi, blsp10_spi_a, blsp10_spi_b,
                blsp11_i2c, blsp1_spi, blsp1_spi_a, blsp1_spi_b, blsp2_spi,
                blsp9_spi, blsp_i2c1, blsp_i2c2, blsp_i2c3, blsp_i2c4,
                blsp_i2c5, blsp_i2c6, blsp_i2c7, blsp_i2c8, blsp_i2c9,
                blsp_i2c10, blsp_i2c11, blsp_i2c12, blsp_spi1, blsp_spi2,
                blsp_spi3, blsp_spi4, blsp_spi5, blsp_spi6, blsp_spi7,
                blsp_spi8, blsp_spi9, blsp_spi10, blsp_spi11, blsp_spi12,
                blsp_uart1_a, blsp_uart1_b, blsp_uart2_a, blsp_uart2_b,
                blsp_uart3_a, blsp_uart3_b, blsp_uart7_a, blsp_uart7_b,
                blsp_uart8, blsp_uart8_a, blsp_uart8_b, blsp_uart9_a,
                blsp_uart9_b, blsp_uim1_a, blsp_uim1_b, blsp_uim2_a,
                blsp_uim2_b, blsp_uim3_a, blsp_uim3_b, blsp_uim7_a,
                blsp_uim7_b, blsp_uim8_a, blsp_uim8_b, blsp_uim9_a,
                blsp_uim9_b, bt_reset, btfm_slimbus, 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,
                edp_hot, edp_lcd, gcc_gp1_a, gcc_gp1_b, gcc_gp2_a, gcc_gp2_b,
                gcc_gp3_a, gcc_gp3_b, hdmi_cec, hdmi_ddc, hdmi_hot, hdmi_rcv,
                isense_dbg, jitter_bist, ldo_en, ldo_update, lpass_slimbus,
                m_voc, mdp_vsync, mdp_vsync0, mdp_vsync1, mdp_vsync2,
                mdp_vsync3, mdp_vsync_a, mdp_vsync_b, modem_tsync, mss_lte,
                nav_dr, nav_pps, pa_indicator, pci_e0, phase_flag,
                pll_bypassnl, pll_reset, pri_mi2s, pri_mi2s_ws, prng_rosc,
                pwr_crypto, pwr_modem, pwr_nav, qdss_cti0_a, qdss_cti0_b,
                qdss_cti1_a, qdss_cti1_b, qdss, qlink_enable, qlink_request,
                qua_mi2s, sd_card, sd_write, sdc40, sdc41, sdc42, sdc43,
                sdc4_clk, sdc4_cmd, sec_mi2s, sp_cmu, spkr_i2s, ssbi1, ssc_irq,
                ter_mi2s, tgu_ch0, tgu_ch1, tsense_pwm1, tsense_pwm2, tsif0,
                tsif1, uim1_clk, uim1_data, uim1_present, uim1_reset, uim2_clk,
                uim2_data, uim2_present, uim2_reset, uim_batt, usb_phy, vfr_1,
                vsense_clkout, vsense_data0, vsense_data1, vsense_mode,
                wlan1_adc0, wlan1_adc1, wlan2_adc0, wlan2_adc1 ]

      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

additionalProperties: false

examples:
  - |
    #include <dt-bindings/interrupt-controller/arm-gic.h>

    tlmm: pinctrl@3400000 {
        compatible = "qcom,msm8998-pinctrl";
        reg = <0x03400000 0xc00000>;
        interrupts = <GIC_SPI 208 IRQ_TYPE_LEVEL_HIGH>;
        gpio-ranges = <&tlmm 0 0 150>;
        gpio-controller;
        #gpio-cells = <2>;
        interrupt-controller;
        #interrupt-cells = <2>;
        gpio-reserved-ranges = <0 4>, <81 4>;

        sdc2-off-state {
            clk-pins {
                pins = "sdc2_clk";
                drive-strength = <2>;
                bias-disable;
            };

            cmd-pins {
                pins = "sdc2_cmd";
                drive-strength = <2>;
                bias-pull-up;
            };

            data-pins {
                pins = "sdc2_data";
                drive-strength = <2>;
                bias-pull-up;
            };
        };

        sdc2-cd-state {
            pins = "gpio95";
            function = "gpio";
            bias-pull-up;
            drive-strength = <2>;
        };
    };