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