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 <krzysztof.kozlowski@linaro.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: true
24  interrupt-controller: true
25  "#interrupt-cells": true
26  gpio-controller: true
27  "#gpio-cells": true
28  gpio-ranges: true
29  wakeup-parent: true
30
31  gpio-reserved-ranges:
32    minItems: 1
33    maxItems: 61
34
35  gpio-line-names:
36    maxItems: 122
37
38patternProperties:
39  "-state$":
40    oneOf:
41      - $ref: "#/$defs/qcom-msm8916-tlmm-state"
42      - patternProperties:
43          "-pins$":
44            $ref: "#/$defs/qcom-msm8916-tlmm-state"
45        additionalProperties: false
46
47$defs:
48  qcom-msm8916-tlmm-state:
49    type: object
50    description:
51      Pinctrl node's client devices use subnodes for desired pin configuration.
52      Client device subnodes use below standard properties.
53    $ref: qcom,tlmm-common.yaml#/$defs/qcom-tlmm-state
54
55    properties:
56      pins:
57        description:
58          List of gpio pins affected by the properties specified in this
59          subnode.
60        items:
61          oneOf:
62            - pattern: "^gpio([0-9]|[1-9][0-9]|1[0-1][0-9]|12[01])$"
63            - enum: [ qdsd_clk, qdsd_cmd, qdsd_data0, qdsd_data1, qdsd_data2,
64                      qdsd_data3, sdc1_clk, sdc1_cmd, sdc1_data, sdc2_clk,
65                      sdc2_cmd, sdc2_data ]
66        minItems: 1
67        maxItems: 36
68
69      function:
70        description:
71          Specify the alternative function to be configured for the specified
72          pins.
73
74        enum: [ gpio, adsp_ext, alsp_int, atest_bbrx0, atest_bbrx1, atest_char,
75                atest_char0, atest_char1, atest_char2, atest_char3,
76                atest_combodac, atest_gpsadc0, atest_gpsadc1, atest_tsens,
77                atest_wlan0, atest_wlan1, backlight_en, bimc_dte0, bimc_dte1,
78                blsp_i2c1, blsp_i2c2, blsp_i2c3, blsp_i2c4, blsp_i2c5,
79                blsp_i2c6, blsp_spi1, blsp_spi1_cs1, blsp_spi1_cs2,
80                blsp_spi1_cs3, blsp_spi2, blsp_spi2_cs1, blsp_spi2_cs2,
81                blsp_spi2_cs3, blsp_spi3, blsp_spi3_cs1, blsp_spi3_cs2,
82                blsp_spi3_cs3, blsp_spi4, blsp_spi5, blsp_spi6, blsp_uart1,
83                blsp_uart2, blsp_uim1, blsp_uim2, cam1_rst, cam1_standby,
84                cam_mclk0, cam_mclk1, cci_async, cci_i2c, cci_timer0,
85                cci_timer1, cci_timer2, cdc_pdm0, codec_mad, dbg_out,
86                display_5v, dmic0_clk, dmic0_data, dsi_rst, ebi0_wrcdc,
87                euro_us, ext_lpass, flash_strobe, gcc_gp1_clk_a, gcc_gp1_clk_b,
88                gcc_gp2_clk_a, gcc_gp2_clk_b, gcc_gp3_clk_a, gcc_gp3_clk_b,
89                gsm0_tx0, gsm0_tx1, gsm1_tx0, gsm1_tx1, gyro_accl, kpsns0,
90                kpsns1, kpsns2, ldo_en, ldo_update, mag_int, mdp_vsync,
91                modem_tsync, m_voc, nav_pps, nav_tsync, pa_indicator, pbs0,
92                pbs1, pbs2, pri_mi2s, pri_mi2s_ws, prng_rosc,
93                pwr_crypto_enabled_a, pwr_crypto_enabled_b,
94                pwr_modem_enabled_a, pwr_modem_enabled_b, pwr_nav_enabled_a,
95                pwr_nav_enabled_b, qdss_ctitrig_in_a0, qdss_ctitrig_in_a1,
96                qdss_ctitrig_in_b0, qdss_ctitrig_in_b1, qdss_ctitrig_out_a0,
97                qdss_ctitrig_out_a1, qdss_ctitrig_out_b0, qdss_ctitrig_out_b1,
98                qdss_traceclk_a, qdss_traceclk_b, qdss_tracectl_a,
99                qdss_tracectl_b, qdss_tracedata_a, qdss_tracedata_b, reset_n,
100                sd_card, sd_write, sec_mi2s, smb_int, ssbi_wtr0, ssbi_wtr1,
101                uim1, uim2, uim3, uim_batt, wcss_bt, wcss_fm, wcss_wlan,
102                webcam1_rst ]
103
104      bias-pull-down: true
105      bias-pull-up: true
106      bias-disable: true
107      drive-strength: true
108      input-enable: true
109      output-high: true
110      output-low: true
111
112    required:
113      - pins
114
115    additionalProperties: false
116
117allOf:
118  - $ref: /schemas/pinctrl/qcom,tlmm-common.yaml#
119
120required:
121  - compatible
122  - reg
123
124additionalProperties: false
125
126examples:
127  - |
128    #include <dt-bindings/interrupt-controller/arm-gic.h>
129
130    msmgpio: pinctrl@1000000 {
131        compatible = "qcom,msm8916-pinctrl";
132        reg = <0x01000000 0x300000>;
133        interrupts = <GIC_SPI 208 IRQ_TYPE_LEVEL_HIGH>;
134        gpio-controller;
135        gpio-ranges = <&msmgpio 0 0 122>;
136        #gpio-cells = <2>;
137        interrupt-controller;
138        #interrupt-cells = <2>;
139
140        blsp1-uart2-sleep-state {
141            pins = "gpio4", "gpio5";
142            function = "gpio";
143
144            drive-strength = <2>;
145            bias-pull-down;
146        };
147
148        spi1-default-state {
149            spi-pins {
150                pins = "gpio0", "gpio1", "gpio3";
151                function = "blsp_spi1";
152
153                drive-strength = <12>;
154                bias-disable;
155            };
156
157            cs-pins {
158                pins = "gpio2";
159                function = "gpio";
160
161                drive-strength = <16>;
162                bias-disable;
163                output-high;
164            };
165        };
166    };
167