Documentation/devicetree/bindings/pinctrl/qcom,msm8953-pinctrl.yaml

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/pinctrl/qcom,msm8953-pinctrl.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Qualcomm Technologies, Inc. MSM8953 TLMM block

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

description: |
  This binding describes the Top Level Mode Multiplexer block found in the
  MSM8953 platform.

properties:
  compatible:
    const: qcom,msm8953-pinctrl

  reg:
    maxItems: 1

  interrupts:
    description: Specifies the TLMM summary IRQ
    maxItems: 1

  interrupt-controller: true

  '#interrupt-cells':
    description:
      Specifies the PIN numbers and Flags, as defined in defined in
      include/dt-bindings/interrupt-controller/irq.h
    const: 2

  gpio-controller: true

  '#gpio-cells':
    description: Specifying the pin number and flags, as defined in
      include/dt-bindings/gpio/gpio.h
    const: 2

  gpio-ranges:
    maxItems: 1

#PIN CONFIGURATION NODES
patternProperties:
  '-pins$':
    type: object
    description:
      Pinctrl node's client devices use subnodes for desired pin configuration.
      Client device subnodes use below standard properties.
    $ref: "/schemas/pinctrl/pincfg-node.yaml"

    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: [ sdc1_clk, sdc1_cmd, sdc1_data, sdc1_rclk, sdc2_clk,
                      sdc2_cmd, sdc2_data, qdsd_clk, qdsd_cmd, qdsd_data0,
                      qdsd_data1, qdsd_data2, qdsd_data3 ]
        minItems: 1
        maxItems: 16

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

        enum: [ accel_int, adsp_ext, alsp_int, atest_bbrx0, atest_bbrx1,
                atest_char, atest_char0, atest_char1, atest_char2, atest_char3,
                atest_gpsadc_dtest0_native, atest_gpsadc_dtest1_native, atest_tsens,
                atest_wlan0, atest_wlan1, bimc_dte0, bimc_dte1, blsp1_spi,
                blsp3_spi, blsp6_spi, blsp7_spi, blsp_i2c1, blsp_i2c2, blsp_i2c3,
                blsp_i2c4, blsp_i2c5, blsp_i2c6, blsp_i2c7, blsp_i2c8, blsp_spi1,
                blsp_spi2, blsp_spi3, blsp_spi4, blsp_spi5, blsp_spi6, blsp_spi7,
                blsp_spi8, blsp_uart2, blsp_uart4, blsp_uart5, blsp_uart6, cam0_ldo,
                cam1_ldo, cam1_rst, cam1_standby, cam2_rst, cam2_standby, cam3_rst,
                cam3_standby, cam_irq, cam_mclk, cap_int, cci_async, cci_i2c,
                cci_timer0, cci_timer1, cci_timer2, cci_timer3, cci_timer4,
                cdc_pdm0, codec_int1, codec_int2, codec_reset, cri_trng, cri_trng0,
                cri_trng1, dac_calib0, dac_calib1, dac_calib10, dac_calib11,
                dac_calib12, dac_calib13, dac_calib14, dac_calib15, dac_calib16,
                dac_calib17, dac_calib18, dac_calib19, dac_calib2, dac_calib20,
                dac_calib21, dac_calib22, dac_calib23, dac_calib24, dac_calib25,
                dac_calib3, dac_calib4, dac_calib5, dac_calib6, dac_calib7,
                dac_calib8, dac_calib9, dbg_out, ddr_bist, dmic0_clk, dmic0_data,
                ebi_cdc, ebi_ch0, ext_lpass, flash_strobe, fp_int, gcc_gp1_clk_a,
                gcc_gp1_clk_b, gcc_gp2_clk_a, gcc_gp2_clk_b, gcc_gp3_clk_a,
                gcc_gp3_clk_b, gcc_plltest, gcc_tlmm, gpio, gsm0_tx, gsm1_tx,
                gyro_int, hall_int, hdmi_int, key_focus, key_home, key_snapshot,
                key_volp, ldo_en, ldo_update, lpass_slimbus, lpass_slimbus0,
                lpass_slimbus1, m_voc, mag_int, mdp_vsync, mipi_dsi0, modem_tsync,
                mss_lte, nav_pps, nav_pps_in_a, nav_pps_in_b, nav_tsync,
                nfc_disable, nfc_dwl, nfc_irq, ois_sync, pa_indicator, pbs0, pbs1,
                pbs2, pressure_int, pri_mi2s, pri_mi2s_mclk_a, pri_mi2s_mclk_b,
                pri_mi2s_ws, prng_rosc, pwr_crypto_enabled_a, pwr_crypto_enabled_b,
                pwr_down, pwr_modem_enabled_a, pwr_modem_enabled_b,
                pwr_nav_enabled_a, pwr_nav_enabled_b, qdss_cti_trig_in_a0,
                qdss_cti_trig_in_a1, qdss_cti_trig_in_b0, qdss_cti_trig_in_b1,
                qdss_cti_trig_out_a0, qdss_cti_trig_out_a1, qdss_cti_trig_out_b0,
                qdss_cti_trig_out_b1, qdss_traceclk_a, qdss_traceclk_b,
                qdss_tracectl_a, qdss_tracectl_b, qdss_tracedata_a,
                qdss_tracedata_b, sd_write, sdcard_det, sec_mi2s, sec_mi2s_mclk_a,
                sec_mi2s_mclk_b, smb_int, ss_switch, ssbi_wtr1, ts_resout,
                ts_sample, ts_xvdd, tsens_max, uim1_clk, uim1_data, uim1_present,
                uim1_reset, uim2_clk, uim2_data, uim2_present, uim2_reset,
                uim_batt, us_emitter, us_euro, wcss_bt, wcss_fm, wcss_wlan,
                wcss_wlan0, wcss_wlan1, wcss_wlan2, wsa_en, wsa_io, wsa_irq ]

      drive-strength:
        enum: [2, 4, 6, 8, 10, 12, 14, 16]
        default: 2
        description:
          Selects the drive strength for the specified pins, in mA.

      bias-pull-down: true

      bias-pull-up: true

      bias-disable: true

      output-high: true

      output-low: true

    required:
      - pins
      - function

    additionalProperties: false

required:
  - compatible
  - reg
  - interrupts
  - interrupt-controller
  - '#interrupt-cells'
  - gpio-controller
  - '#gpio-cells'
  - gpio-ranges

additionalProperties: false

examples:
  - |
        #include <dt-bindings/interrupt-controller/arm-gic.h>
        tlmm: pinctrl@1000000 {
              compatible = "qcom,msm8953-pinctrl";
              reg = <0x01000000 0x300000>;
              interrupts = <GIC_SPI 208 IRQ_TYPE_LEVEL_HIGH>;
              interrupt-controller;
              #interrupt-cells = <2>;
              gpio-controller;
              #gpio-cells = <2>;
              gpio-ranges = <&tlmm 0 0 142>;

              serial_default: serial-pins {
                    pins = "gpio4", "gpio5";
                    function = "blsp_uart2";
                    drive-strength = <2>;
                    bias-disable;
              };
        };