Documentation/devicetree/bindings/pinctrl/qcom,sdx65-pinctrl.yaml

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/pinctrl/qcom,sdx65-pinctrl.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Qualcomm Technologies, Inc. SDX65 TLMM block

maintainers:
  - Vamsi krishna Lanka <quic_vamslank@quicinc.com>

description:
  This binding describes the Top Level Mode Multiplexer block found in the
  SDX65 platform.

properties:
  compatible:
    const: qcom,sdx65-tlmm

  reg:
    maxItems: 1

  interrupts:
    maxItems: 1

  interrupt-controller: true

  '#interrupt-cells':
    description: Specifies the PIN numbers and Flags, as 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

  gpio-reserved-ranges:
    maxItems: 1

#PIN CONFIGURATION NODES
patternProperties:
  '-state$':
    oneOf:
      - $ref: "#/$defs/qcom-sdx65-tlmm-state"
      - patternProperties:
          ".*":
            $ref: "#/$defs/qcom-sdx65-tlmm-state"
'$defs':
  qcom-sdx65-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]|10[0-7])$"
            - enum: [ ufs_reset, sdc1_clk, sdc1_cmd, sdc1_data, sdc2_clk, sdc2_cmd, sdc2_data, sdc1_rclk ]
        minItems: 1
        maxItems: 150

      function:
        description:
          Specify the alternative function to be configured for the specified
          pins. Functions are only valid for gpio pins.
        enum: [ blsp_uart1, blsp_spi1, blsp_i2c1, blsp_uim1, atest_tsens,
                bimc_dte1, dac_calib0, blsp_spi8, blsp_uart8, blsp_uim8,
                qdss_cti_trig_out_b, bimc_dte0, dac_calib1, qdss_cti_trig_in_b,
                dac_calib2, atest_tsens2, atest_usb1, blsp_spi10, blsp_uart10,
                blsp_uim10, atest_bbrx1, atest_usb13, atest_bbrx0, atest_usb12,
                mdp_vsync, edp_lcd, blsp_i2c10, atest_gpsadc1, atest_usb11,
                atest_gpsadc0, edp_hot, atest_usb10, m_voc, dac_gpio, atest_char,
                cam_mclk, pll_bypassnl, qdss_stm7, blsp_i2c8, qdss_tracedata_b,
                pll_reset, qdss_stm6, qdss_stm5, qdss_stm4, atest_usb2, cci_i2c,
                qdss_stm3, dac_calib3, atest_usb23, atest_char3, dac_calib4,
                qdss_stm2, atest_usb22, atest_char2, qdss_stm1, dac_calib5,
                atest_usb21, atest_char1, dbg_out, qdss_stm0, dac_calib6,
                atest_usb20, atest_char0, dac_calib10, qdss_stm10,
                qdss_cti_trig_in_a, cci_timer4, blsp_spi6, blsp_uart6, blsp_uim6,
                blsp2_spi, qdss_stm9, qdss_cti_trig_out_a, dac_calib11,
                qdss_stm8, cci_timer0, qdss_stm13, dac_calib7, cci_timer1,
                qdss_stm12, dac_calib8, cci_timer2, blsp1_spi, qdss_stm11,
                dac_calib9, cci_timer3, cci_async, dac_calib12, blsp_i2c6,
                qdss_tracectl_a, dac_calib13, qdss_traceclk_a, dac_calib14,
                dac_calib15, hdmi_rcv, dac_calib16, hdmi_cec, pwr_modem,
                dac_calib17, hdmi_ddc, pwr_nav, dac_calib18, pwr_crypto,
                dac_calib19, hdmi_hot, dac_calib20, dac_calib21, pci_e0,
                dac_calib22, dac_calib23, dac_calib24, tsif1_sync, dac_calib25,
                sd_write, tsif1_error, blsp_spi2, blsp_uart2, blsp_uim2,
                qdss_cti, blsp_i2c2, blsp_spi3, blsp_uart3, blsp_uim3, blsp_i2c3,
                uim3, blsp_spi9, blsp_uart9, blsp_uim9, blsp10_spi, blsp_i2c9,
                blsp_spi7, blsp_uart7, blsp_uim7, qdss_tracedata_a, blsp_i2c7,
                qua_mi2s, gcc_gp1_clk_a, ssc_irq, uim4, blsp_spi11, blsp_uart11,
                blsp_uim11, gcc_gp2_clk_a, gcc_gp3_clk_a, blsp_i2c11, cri_trng0,
                cri_trng1, cri_trng, qdss_stm18, pri_mi2s, qdss_stm17, blsp_spi4,
                blsp_uart4, blsp_uim4, qdss_stm16, qdss_stm15, blsp_i2c4,
                qdss_stm14, dac_calib26, spkr_i2s, audio_ref, lpass_slimbus,
                isense_dbg, tsense_pwm1, tsense_pwm2, btfm_slimbus, ter_mi2s,
                qdss_stm22, qdss_stm21, qdss_stm20, qdss_stm19, gcc_gp1_clk_b,
                sec_mi2s, blsp_spi5, blsp_uart5, blsp_uim5, gcc_gp2_clk_b,
                gcc_gp3_clk_b, blsp_i2c5, blsp_spi12, blsp_uart12, blsp_uim12,
                qdss_stm25, qdss_stm31, blsp_i2c12, qdss_stm30, qdss_stm29,
                tsif1_clk, qdss_stm28, tsif1_en, tsif1_data, sdc4_cmd, qdss_stm27,
                qdss_traceclk_b, tsif2_error, sdc43, vfr_1, qdss_stm26, tsif2_clk,
                sdc4_clk, qdss_stm24, tsif2_en, sdc42, qdss_stm23, qdss_tracectl_b,
                sd_card, tsif2_data, sdc41, tsif2_sync, sdc40, mdp_vsync_p_b,
                ldo_en, mdp_vsync_s_b, ldo_update, blsp11_uart_tx_b, blsp11_uart_rx_b,
                blsp11_i2c_sda_b, prng_rosc, blsp11_i2c_scl_b, uim2, uim1, uim_batt,
                pci_e2, pa_indicator, adsp_ext, ddr_bist, qdss_tracedata_11,
                qdss_tracedata_12, modem_tsync, nav_dr, nav_pps, pci_e1, gsm_tx,
                qspi_cs, ssbi2, ssbi1, mss_lte, qspi_clk, qspi0, qspi1, qspi2, qspi3,
                gpio ]

      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@f100000 {
        compatible = "qcom,sdx65-tlmm";
        reg = <0x03000000 0xdc2000>;
        gpio-controller;
        #gpio-cells = <2>;
        gpio-ranges = <&tlmm 0 0 109>;
        interrupt-controller;
        #interrupt-cells = <2>;
        interrupts = <GIC_SPI 212 IRQ_TYPE_LEVEL_HIGH>;

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

        uart-w-subnodes-state {
            rx {
                pins = "gpio4";
                function = "blsp_uart1";
                bias-pull-up;
            };

            tx {
                pins = "gpio5";
                function = "blsp_uart1";
                bias-disable;
            };
        };
    };
...