# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/pinctrl/qcom,msm8952-pinctrl.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Qualcomm MSM8952 TLMM pin controller

maintainers:
  - Muzaffer Kadir <muzafferkadir@mainlining.org>

description:
  Top Level Mode Multiplexer pin controller in Qualcomm MSM8952 SoC.

properties:
  compatible:
    const: qcom,msm8952-pinctrl

  reg:
    maxItems: 1

  interrupts:
    maxItems: 1

  gpio-reserved-ranges:
    minItems: 1
    maxItems: 66

  gpio-line-names:
    maxItems: 134

patternProperties:
  "-state$":
    oneOf:
      - $ref: "#/$defs/qcom-msm8952-tlmm-state"
      - patternProperties:
          "-pins$":
            $ref: "#/$defs/qcom-msm8952-tlmm-state"
        additionalProperties: false

$defs:
  qcom-msm8952-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
    unevaluatedProperties: false

    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[0-2][0-9]|13[0-3])$"
            - enum: [ qdsd_clk, qdsd_cmd, qdsd_data0, qdsd_data1, qdsd_data2,
                      qdsd_data3, sdc1_clk, sdc1_cmd, sdc1_data, sdc1_rclk,
                      sdc2_clk, sdc2_cmd, sdc2_data ]
        minItems: 1
        maxItems: 36

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

        enum: [ gpio, blsp_uart1, blsp_spi1, adsp_ext, blsp_i2c1, prng_rosc, qdss_cti_trig_out_b0,
                qdss_cti_trig_out_a1, blsp_spi2, blsp_uart2, ldo_update, qdss_tracedata_b,
                pbs1, pwr_modem_enabled_b, blsp_i2c3, gcc_gp2_clk_b, atest_combodac_to_gpio_native,
                ldo_en, blsp_i2c2, gcc_gp1_clk_b, atest_gpsadc_dtest0_native, blsp_spi3,
                blsp_uart3, sec_mi2s, pbs0, gcc_gp3_clk_b, blsp_spi4, blsp_uart4, pbs2,
                pwr_nav_enabled_b, pwr_crypto_enabled_b, blsp_i2c4, blsp_spi5, blsp_uart5,
                qdss_traceclk_a, atest_bbrx1, qdss_tracectl_b, qdss_cti_trig_in_b0, blsp_i2c6,
                qdss_traceclk_b, atest_wlan0, m_voc, qdss_cti_trig_in_a0, atest_bbrx0, blsp_i2c5,
                qdss_tracectl_a, atest_gpsadc_dtest1_native, qdss_tracedata_a, blsp_spi6,
                blsp_uart6, atest_wlan1, mdp_vsync, pri_mi2s_mclk_a, sec_mi2s_mclk_a,
                cam_mclk, cci_i2c, pwr_modem_enabled_a, cci_timer0, cci_timer1, pwr_nav_enabled_a,
                pwr_crypto_enabled_a, cci_async, sd_write, qdss_cti_trig_out_a0, gcc_gp1_clk_a,
                gcc_gp2_clk_a, gcc_gp3_clk_a, blsp6_spi, qdss_cti_trig_in_b1, uim_batt,
                qdss_cti_trig_out_b1, uim1_data, uim1_clk, uim1_reset, uim1_present, uim2_data,
                uim2_clk, uim2_reset, uim2_present, uim3_data, usb_fs, uim3_clk, uim3_reset,
                uim3_present, atest_char3, dbg_out, bimc_dte0, sec_mi2s_mclk_b, pri_mi2s,
                atest_char1, ebi_cdc, atest_char0, cdc_pdm0, pri_mi2s_mclk_b, lpass_slimbus,
                lpass_slimbus0, lpass_slimbus1, wcss_bt, atest_char2, ebi_ch0, wcss_wlan2,
                wcss_wlan1, wcss_wlan0, wcss_wlan, wcss_fm, ext_lpass, gcc_tlmm, dmic0_clk,
                dmic0_data, qdss_cti_trig_in_a1, blsp_spi7, blsp_uart7, pri_mi2s_ws, wsa_io,
                blsp_i2c7, blsp_spi8, blsp_uart8, blsp_i2c8, gcc_plltest, nav_pps_in_a,
                pa_indicator, nav_pps_in_b, nav_pps, modem_tsync, nav_tsync, ssbi_wtr1,
                gsm1_tx, gsm0_tx, atest_char, atest_tsens, bimc_dte1,
                gp_mn, gp_pdm_0a, gp_pdm_0b, gp_pdm_1a, gp_pdm_1b,
                gp_pdm_2a, gp_pdm_2b, gp0_clk, gp1_clk]

    required:
      - pins

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

required:
  - compatible
  - reg

unevaluatedProperties: false

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

    msmgpio: pinctrl@1000000 {
        compatible = "qcom,msm8952-pinctrl";
        reg = <0x01000000 0x300000>;
        interrupts = <GIC_SPI 208 IRQ_TYPE_LEVEL_HIGH>;
        gpio-controller;
        gpio-ranges = <&msmgpio 0 0 134>;
        #gpio-cells = <2>;
        interrupt-controller;
        #interrupt-cells = <2>;

        blsp1-uart2-sleep-state {
            pins = "gpio4", "gpio5";
            function = "gpio";

            drive-strength = <2>;
            bias-pull-down;
        };

        spi1-default-state {
            spi-pins {
                pins = "gpio0", "gpio1", "gpio3";
                function = "blsp_spi1";

                drive-strength = <12>;
                bias-disable;
            };

            cs-pins {
                pins = "gpio2";
                function = "blsp_spi1";

                drive-strength = <2>;
                bias-disable;
            };
        };
    };