Documentation/devicetree/bindings/pinctrl/qcom,sdx75-tlmm.yaml

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/pinctrl/qcom,sdx75-tlmm.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Qualcomm Technologies, Inc. SDX75 TLMM block

maintainers:
  - Rohit Agarwal <quic_rohiagar@quicinc.com>

description:
  Top Level Mode Multiplexer pin controller in Qualcomm SDX75 SoC.

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

properties:
  compatible:
    const: qcom,sdx75-tlmm

  reg:
    maxItems: 1

  interrupts:
    maxItems: 1

  gpio-reserved-ranges:
    minItems: 1
    maxItems: 67

  gpio-line-names:
    maxItems: 133

patternProperties:
  "-state$":
    oneOf:
      - $ref: "#/$defs/qcom-sdx75-tlmm-state"
      - patternProperties:
          "-pins$":
            $ref: "#/$defs/qcom-sdx75-tlmm-state"
        additionalProperties: false

$defs:
  qcom-sdx75-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[0-2])$"
            - enum: [ 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: [ adsp_ext, atest_char, audio_ref_clk, bimc_dte, char_exec, coex_uart2,
                coex_uart, cri_trng, cri_trng0, cri_trng1, dbg_out_clk, ddr_bist,
                ddr_pxi0, ebi0_wrcdc, ebi2_a, ebi2_lcd, ebi2_lcd_te, emac0_mcg,
                emac0_ptp, emac1_mcg, emac1_ptp, emac_cdc, emac_pps_in, eth0_mdc,
                eth0_mdio, eth1_mdc, eth1_mdio, ext_dbg, gcc_125_clk, gcc_gp1_clk,
                gcc_gp2_clk, gcc_gp3_clk, gcc_plltest, gpio, i2s_mclk, jitter_bist,
                ldo_en, ldo_update, m_voc, mgpi_clk, native_char, native_tsens,
                native_tsense, nav_dr_sync, nav_gpio, pa_indicator, pci_e,
                pcie0_clkreq_n, pcie1_clkreq_n, pcie2_clkreq_n, pll_bist_sync,
                pll_clk_aux, pll_ref_clk, pri_mi2s, prng_rosc, qdss_cti, qdss_gpio,
                qlink0_b_en, qlink0_b_req, qlink0_l_en, qlink0_l_req, qlink0_wmss,
                qlink1_l_en, qlink1_l_req, qlink1_wmss, qup_se0, qup_se1_l2_mira,
                qup_se1_l2_mirb, qup_se1_l3_mira, qup_se1_l3_mirb, qup_se2, qup_se3,
                qup_se4, qup_se5, qup_se6, qup_se7, qup_se8, rgmii_rx_ctl, rgmii_rxc,
                rgmii_rxd, rgmii_tx_ctl, rgmii_txc, rgmii_txd, sd_card, sdc1_tb,
                sdc2_tb_trig, sec_mi2s, sgmii_phy_intr0_n, sgmii_phy_intr1_n,
                spmi_coex, spmi_vgi, tgu_ch0_trigout, tmess_prng0, tmess_prng1,
                tmess_prng2, tmess_prng3, tri_mi2s, uim1_clk, uim1_data, uim1_present,
                uim1_reset, uim2_clk, uim2_data, uim2_present, uim2_reset,
                usb2phy_ac_en, vsense_trigger_mirnat]

    required:
      - pins

required:
  - compatible
  - reg

unevaluatedProperties: false

examples:
  - |
    #include <dt-bindings/interrupt-controller/arm-gic.h>
    tlmm: pinctrl@f100000 {
        compatible = "qcom,sdx75-tlmm";
        reg = <0x0f100000 0x300000>;
        gpio-controller;
        #gpio-cells = <2>;
        gpio-ranges = <&tlmm 0 0 133>;
        interrupt-controller;
        #interrupt-cells = <2>;
        interrupts = <GIC_SPI 208 IRQ_TYPE_LEVEL_HIGH>;

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

        uart-w-state {
            rx-pins {
                pins = "gpio12";
                function = "qup_se1_l2_mira";
                bias-disable;
            };

            tx-pins {
                pins = "gpio13";
                function = "qup_se1_l3_mira";
                bias-disable;
            };
        };
    };
...