Documentation/devicetree/bindings/pinctrl/qcom,msm8960-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,msm8960-pinctrl.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Qualcomm MSM8960 TLMM pin controller
   8
   9 maintainers:
  10   - Bjorn Andersson <andersson@kernel.org>
  11   - Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
  12
  13 description:
  14   Top Level Mode Multiplexer pin controller in Qualcomm MSM8960 SoC.
  15
  16 properties:
  17   compatible:
  18     const: qcom,msm8960-pinctrl
  19
  20   reg:
  21     maxItems: 1
  22
  23   interrupts:
  24     maxItems: 1
  25
  26   interrupt-controller: true
  27   "#interrupt-cells": true
  28   gpio-controller: true
  29   "#gpio-cells": true
  30   gpio-ranges: true
  31   wakeup-parent: true
  32
  33   gpio-reserved-ranges:
  34     minItems: 1
  35     maxItems: 76
  36
  37   gpio-line-names:
  38     maxItems: 152
  39
  40 patternProperties:
  41   "-state$":
  42     oneOf:
  43       - $ref: "#/$defs/qcom-msm8960-tlmm-state"
  44       - patternProperties:
  45           "-pins$":
  46             $ref: "#/$defs/qcom-msm8960-tlmm-state"
  47         additionalProperties: false
  48
  49 $defs:
  50   qcom-msm8960-tlmm-state:
  51     type: object
  52     description:
  53       Pinctrl node's client devices use subnodes for desired pin configuration.
  54       Client device subnodes use below standard properties.
  55     $ref: qcom,tlmm-common.yaml#/$defs/qcom-tlmm-state
  56     unevaluatedProperties: false
  57
  58     properties:
  59       pins:
  60         description:
  61           List of gpio pins affected by the properties specified in this
  62           subnode.
  63         items:
  64           oneOf:
  65             - pattern: "^gpio([0-9]|[1-9][0-9]|1[0-4][0-9]|15[0-1])$"
  66             - enum: [ sdc1_clk, sdc1_cmd, sdc1_data, sdc3_clk, sdc3_cmd,
  67                       sdc3_data ]
  68         minItems: 1
  69         maxItems: 36
  70
  71       function:
  72         description:
  73           Specify the alternative function to be configured for the specified
  74           pins.
  75
  76         enum: [ gpio, audio_pcm, bt, cam_mclk0, cam_mclk1, cam_mclk2,
  77                 codec_mic_i2s, codec_spkr_i2s, ext_gps, fm, gps_blanking,
  78                 gps_pps_in, gps_pps_out, gp_clk_0a, gp_clk_0b, gp_clk_1a,
  79                 gp_clk_1b, gp_clk_2a, gp_clk_2b, gp_mn, gp_pdm_0a, gp_pdm_0b,
  80                 gp_pdm_1a, gp_pdm_1b, gp_pdm_2a, gp_pdm_2b, gsbi1,
  81                 gsbi1_spi_cs1_n, gsbi1_spi_cs2a_n, gsbi1_spi_cs2b_n,
  82                 gsbi1_spi_cs3_n, gsbi2, gsbi2_spi_cs1_n, gsbi2_spi_cs2_n,
  83                 gsbi2_spi_cs3_n, gsbi3, gsbi4, gsbi4_3d_cam_i2c_l,
  84                 gsbi4_3d_cam_i2c_r, gsbi5, gsbi5_3d_cam_i2c_l,
  85                 gsbi5_3d_cam_i2c_r, gsbi6, gsbi7, gsbi8, gsbi9, gsbi10, gsbi11,
  86                 gsbi11_spi_cs1a_n, gsbi11_spi_cs1b_n, gsbi11_spi_cs2a_n,
  87                 gsbi11_spi_cs2b_n, gsbi11_spi_cs3_n, gsbi12, hdmi_cec,
  88                 hdmi_ddc_clock, hdmi_ddc_data, hdmi_hot_plug_detect, hsic,
  89                 mdp_vsync, mi2s, mic_i2s, pmb_clk, pmb_ext_ctrl, ps_hold,
  90                 rpm_wdog, sdc2, sdc4, sdc5, slimbus1, slimbus2, spkr_i2s,
  91                 ssbi1, ssbi2, ssbi_ext_gps, ssbi_pmic2, ssbi_qpa1, ssbi_ts,
  92                 tsif1, tsif2, ts_eoc, usb_fs1, usb_fs1_oe, usb_fs1_oe_n,
  93                 usb_fs2, usb_fs2_oe, usb_fs2_oe_n, vfe_camif_timer1_a,
  94                 vfe_camif_timer1_b, vfe_camif_timer2, vfe_camif_timer3_a,
  95                 vfe_camif_timer3_b, vfe_camif_timer4_a, vfe_camif_timer4_b,
  96                 vfe_camif_timer4_c, vfe_camif_timer5_a, vfe_camif_timer5_b,
  97                 vfe_camif_timer6_a, vfe_camif_timer6_b, vfe_camif_timer6_c,
  98                 vfe_camif_timer7_a, vfe_camif_timer7_b, vfe_camif_timer7_c,
  99                 wlan ]
 100
 101     required:
 102       - pins
 103
 104 allOf:
 105   - $ref: /schemas/pinctrl/qcom,tlmm-common.yaml#
 106
 107 required:
 108   - compatible
 109   - reg
 110
 111 additionalProperties: false
 112
 113 examples:
 114   - |
 115     #include <dt-bindings/interrupt-controller/arm-gic.h>
 116
 117     msmgpio: pinctrl@800000 {
 118         compatible = "qcom,msm8960-pinctrl";
 119         reg = <0x800000 0x4000>;
 120         #gpio-cells = <2>;
 121         gpio-controller;
 122         gpio-ranges = <&msmgpio 0 0 152>;
 123         interrupts = <GIC_SPI 16 IRQ_TYPE_LEVEL_HIGH>;
 124         interrupt-controller;
 125         #interrupt-cells = <2>;
 126
 127         spi1-default-state {
 128             mosi-pins {
 129                 pins = "gpio6";
 130                 function = "gsbi1";
 131                 drive-strength = <12>;
 132                 bias-disable;
 133             };
 134
 135             miso-pins {
 136                 pins = "gpio7";
 137                 function = "gsbi1";
 138                 drive-strength = <12>;
 139                 bias-disable;
 140             };
 141
 142             cs-pins {
 143                 pins = "gpio8";
 144                 function = "gpio";
 145                 drive-strength = <12>;
 146                 bias-disable;
 147                 output-low;
 148             };
 149
 150             clk-pins {
 151                 pins = "gpio9";
 152                 function = "gsbi1";
 153                 drive-strength = <12>;
 154                 bias-disable;
 155             };
 156         };
 157     };