bindings/pinctrl/qcom,mdm9615-pinctrl.yaml

   1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/pinctrl/qcom,mdm9615-pinctrl.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Qualcomm Technologies, Inc. MDM9615 TLMM block
   8
   9 maintainers:
  10   - Bjorn Andersson <andersson@kernel.org>
  11
  12 description: Top Level Mode Multiplexer pin controller in Qualcomm MDM9615 SoC.
  13
  14 $ref: /schemas/pinctrl/qcom,tlmm-common.yaml#
  15
  16 properties:
  17   compatible:
  18     const: qcom,mdm9615-pinctrl
  19
  20   reg:
  21     maxItems: 1
  22
  23   interrupts:
  24     maxItems: 1
  25
  26 patternProperties:
  27   "-state$":
  28     oneOf:
  29       - $ref: "#/$defs/qcom-mdm9615-pinctrl-state"
  30       - patternProperties:
  31           "-pins$":
  32             $ref: "#/$defs/qcom-mdm9615-pinctrl-state"
  33         additionalProperties: false
  34
  35 $defs:
  36   qcom-mdm9615-pinctrl-state:
  37     type: object
  38     description:
  39       Pinctrl node's client devices use subnodes for desired pin configuration.
  40       Client device subnodes use below standard properties.
  41     $ref: qcom,tlmm-common.yaml#/$defs/qcom-tlmm-state
  42     unevaluatedProperties: false
  43
  44     properties:
  45       pins:
  46         description:
  47           List of gpio pins affected by the properties specified in this
  48           subnode.
  49         items:
  50           pattern: "^gpio([0-9]|[1-7][0-9]|8[0-7])$"
  51         minItems: 1
  52         maxItems: 16
  53
  54       function:
  55         description:
  56           Specify the alternative function to be configured for the specified
  57           pins.
  58
  59         enum: [ gpio, gsbi2_i2c, gsbi3, gsbi4, gsbi5_i2c, gsbi5_uart,
  60                 sdc2, ebi2_lcdc, ps_hold, prim_audio, sec_audio, cdc_mclk, ]
  61
  62     required:
  63       - pins
  64
  65 required:
  66   - compatible
  67   - reg
  68
  69 unevaluatedProperties: false
  70
  71 examples:
  72   - |
  73     #include <dt-bindings/interrupt-controller/arm-gic.h>
  74     tlmm: pinctrl@1000000 {
  75       compatible = "qcom,mdm9615-pinctrl";
  76       reg = <0x01000000 0x300000>;
  77       interrupts = <GIC_SPI 208 IRQ_TYPE_LEVEL_HIGH>;
  78       gpio-controller;
  79       gpio-ranges = <&msmgpio 0 0 88>;
  80       #gpio-cells = <2>;
  81       interrupt-controller;
  82       #interrupt-cells = <2>;
  83
  84       gsbi3-state {
  85         pins = "gpio8", "gpio9", "gpio10", "gpio11";
  86         function = "gsbi3";
  87         drive-strength = <8>;
  88         bias-disable;
  89       };
  90
  91       gsbi5-i2c-state {
  92         sda-pins {
  93           pins = "gpio16";
  94           function = "gsbi5_i2c";
  95           drive-strength = <8>;
  96           bias-disable;
  97         };
  98
  99         scl-pins {
 100           pins = "gpio17";
 101           function = "gsbi5_i2c";
 102           drive-strength = <2>;
 103           bias-disable;
 104         };
 105       };
 106     };