qcom,msm8916-pinctrl.yaml

  1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
  2%YAML 1.2
  3---
  4$id: http://devicetree.org/schemas/pinctrl/qcom,msm8916-pinctrl.yaml#
  5$schema: http://devicetree.org/meta-schemas/core.yaml#
  6
  7title: Qualcomm MSM8916 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 MSM8916 SoC.
 15
 16properties:
 17  compatible:
 18    const: qcom,msm8916-pinctrl
 19
 20  reg:
 21    maxItems: 1
 22
 23  interrupts:
 24    maxItems: 1
 25
 26  gpio-reserved-ranges:
 27    minItems: 1
 28    maxItems: 61
 29
 30  gpio-line-names:
 31    maxItems: 122
 32
 33patternProperties:
 34  "-state$":
 35    oneOf:
 36      - $ref: "#/$defs/qcom-msm8916-tlmm-state"
 37      - patternProperties:
 38          "-pins$":
 39            $ref: "#/$defs/qcom-msm8916-tlmm-state"
 40        additionalProperties: false
 41
 42$defs:
 43  qcom-msm8916-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[0-1][0-9]|12[01])$"
 59            - enum: [ qdsd_clk, qdsd_cmd, qdsd_data0, qdsd_data1, qdsd_data2,
 60                      qdsd_data3, sdc1_clk, sdc1_cmd, sdc1_data, sdc2_clk,
 61                      sdc2_cmd, sdc2_data ]
 62        minItems: 1
 63        maxItems: 36
 64
 65      function:
 66        description:
 67          Specify the alternative function to be configured for the specified
 68          pins.
 69
 70        enum: [ gpio, adsp_ext, alsp_int, atest_bbrx0, atest_bbrx1, atest_char,
 71                atest_char0, atest_char1, atest_char2, atest_char3,
 72                atest_combodac, atest_gpsadc0, atest_gpsadc1, atest_tsens,
 73                atest_wlan0, atest_wlan1, backlight_en, bimc_dte0, bimc_dte1,
 74                blsp_i2c1, blsp_i2c2, blsp_i2c3, blsp_i2c4, blsp_i2c5,
 75                blsp_i2c6, blsp_spi1, blsp_spi1_cs1, blsp_spi1_cs2,
 76                blsp_spi1_cs3, blsp_spi2, blsp_spi2_cs1, blsp_spi2_cs2,
 77                blsp_spi2_cs3, blsp_spi3, blsp_spi3_cs1, blsp_spi3_cs2,
 78                blsp_spi3_cs3, blsp_spi4, blsp_spi5, blsp_spi6, blsp_uart1,
 79                blsp_uart2, blsp_uim1, blsp_uim2, cam1_rst, cam1_standby,
 80                cam_mclk0, cam_mclk1, cci_async, cci_i2c, cci_timer0,
 81                cci_timer1, cci_timer2, cdc_pdm0, codec_mad, dbg_out,
 82                display_5v, dmic0_clk, dmic0_data, dsi_rst, ebi0_wrcdc,
 83                euro_us, ext_lpass, flash_strobe, gcc_gp1_clk_a, gcc_gp1_clk_b,
 84                gcc_gp2_clk_a, gcc_gp2_clk_b, gcc_gp3_clk_a, gcc_gp3_clk_b,
 85                gsm0_tx0, gsm0_tx1, gsm1_tx0, gsm1_tx1, gyro_accl, kpsns0,
 86                kpsns1, kpsns2, ldo_en, ldo_update, mag_int, mdp_vsync,
 87                modem_tsync, m_voc, nav_pps, nav_tsync, pa_indicator, pbs0,
 88                pbs1, pbs2, pri_mi2s, pri_mi2s_ws, prng_rosc,
 89                pwr_crypto_enabled_a, pwr_crypto_enabled_b,
 90                pwr_modem_enabled_a, pwr_modem_enabled_b, pwr_nav_enabled_a,
 91                pwr_nav_enabled_b, qdss_ctitrig_in_a0, qdss_ctitrig_in_a1,
 92                qdss_ctitrig_in_b0, qdss_ctitrig_in_b1, qdss_ctitrig_out_a0,
 93                qdss_ctitrig_out_a1, qdss_ctitrig_out_b0, qdss_ctitrig_out_b1,
 94                qdss_traceclk_a, qdss_traceclk_b, qdss_tracectl_a,
 95                qdss_tracectl_b, qdss_tracedata_a, qdss_tracedata_b, reset_n,
 96                sd_card, sd_write, sec_mi2s, smb_int, ssbi_wtr0, ssbi_wtr1,
 97                uim1, uim2, uim3, uim_batt, wcss_bt, wcss_fm, wcss_wlan,
 98                webcam1_rst ]
 99
100    required:
101      - pins
102
103allOf:
104  - $ref: /schemas/pinctrl/qcom,tlmm-common.yaml#
105
106required:
107  - compatible
108  - reg
109
110unevaluatedProperties: false
111
112examples:
113  - |
114    #include <dt-bindings/interrupt-controller/arm-gic.h>
115
116    msmgpio: pinctrl@1000000 {
117        compatible = "qcom,msm8916-pinctrl";
118        reg = <0x01000000 0x300000>;
119        interrupts = <GIC_SPI 208 IRQ_TYPE_LEVEL_HIGH>;
120        gpio-controller;
121        gpio-ranges = <&msmgpio 0 0 122>;
122        #gpio-cells = <2>;
123        interrupt-controller;
124        #interrupt-cells = <2>;
125
126        blsp1-uart2-sleep-state {
127            pins = "gpio4", "gpio5";
128            function = "gpio";
129
130            drive-strength = <2>;
131            bias-pull-down;
132        };
133
134        spi1-default-state {
135            spi-pins {
136                pins = "gpio0", "gpio1", "gpio3";
137                function = "blsp_spi1";
138
139                drive-strength = <12>;
140                bias-disable;
141            };
142
143            cs-pins {
144                pins = "gpio2";
145                function = "gpio";
146
147                drive-strength = <16>;
148                bias-disable;
149                output-high;
150            };
151        };
152    };