xref: /linux/Documentation/devicetree/bindings/pinctrl/qcom,sm4450-tlmm.yaml (revision 001821b0e79716c4e17c71d8e053a23599a7a508) 
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/pinctrl/qcom,sm4450-tlmm.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Qualcomm Technologies, Inc. SM4450 TLMM block
8
9maintainers:
10  - Tengfei Fan <quic_tengfan@quicinc.com>
11
12description:
13  Top Level Mode Multiplexer pin controller in Qualcomm SM4450 SoC.
14
15allOf:
16  - $ref: /schemas/pinctrl/qcom,tlmm-common.yaml#
17
18properties:
19  compatible:
20    const: qcom,sm4450-tlmm
21
22  reg:
23    maxItems: 1
24
25  interrupts: true
26  interrupt-controller: true
27  "#interrupt-cells": true
28  gpio-controller: true
29
30  gpio-reserved-ranges:
31    minItems: 1
32    maxItems: 68
33
34  gpio-line-names:
35    maxItems: 136
36
37  "#gpio-cells": true
38  gpio-ranges: true
39  wakeup-parent: true
40
41patternProperties:
42  "-state$":
43    oneOf:
44      - $ref: "#/$defs/qcom-sm4450-tlmm-state"
45      - patternProperties:
46          "-pins$":
47            $ref: "#/$defs/qcom-sm4450-tlmm-state"
48        additionalProperties: false
49
50$defs:
51  qcom-sm4450-tlmm-state:
52    type: object
53    description:
54      Pinctrl node's client devices use subnodes for desired pin configuration.
55      Client device subnodes use below standard properties.
56    $ref: qcom,tlmm-common.yaml#/$defs/qcom-tlmm-state
57    unevaluatedProperties: false
58
59    properties:
60      pins:
61        description:
62          List of gpio pins affected by the properties specified in this
63          subnode.
64        items:
65          oneOf:
66            - pattern: "^gpio([0-9]|[1-9][0-9]|1[0-2][0-9]|13[0-5])$"
67            - enum: [ sdc2_clk, sdc2_cmd, sdc2_data, ufs_reset ]
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        enum: [ gpio, atest_char, atest_usb0, audio_ref_clk, cam_mclk,
76                cci_async_in0, cci_i2c, cci, cmu_rng, coex_uart1_rx,
77                coex_uart1_tx, cri_trng, dbg_out_clk, ddr_bist,
78                ddr_pxi0_test, ddr_pxi1_test, gcc_gp1_clk, gcc_gp2_clk,
79                gcc_gp3_clk, host2wlan_sol, ibi_i3c_qup0, ibi_i3c_qup1,
80                jitter_bist_ref, mdp_vsync0_out, mdp_vsync1_out,
81                mdp_vsync2_out, mdp_vsync3_out, mdp_vsync, nav,
82                pcie0_clk_req, phase_flag, pll_bist_sync, pll_clk_aux,
83                prng_rosc, qdss_cti_trig0, qdss_cti_trig1, qdss_gpio,
84                qlink0_enable, qlink0_request, qlink0_wmss_reset,
85                qup0_se0, qup0_se1, qup0_se2, qup0_se3, qup0_se4,
86                qup1_se0, qup1_se1, qup1_se2, qup1_se2_l2, qup1_se3,
87                qup1_se4, sd_write_protect, tb_trig_sdc1, tb_trig_sdc2,
88                tgu_ch0_trigout, tgu_ch1_trigout, tgu_ch2_trigout,
89                tgu_ch3_trigout, tmess_prng, tsense_pwm1_out,
90                tsense_pwm2_out, uim0, uim1, usb0_hs_ac, usb0_phy_ps,
91                vfr_0_mira, vfr_0_mirb, vfr_1, vsense_trigger_mirnat,
92                wlan1_adc_dtest0, wlan1_adc_dtest1 ]
93
94        required:
95          - pins
96
97required:
98  - compatible
99  - reg
100
101additionalProperties: false
102
103examples:
104  - |
105    #include <dt-bindings/interrupt-controller/arm-gic.h>
106    tlmm: pinctrl@f100000 {
107        compatible = "qcom,sm4450-tlmm";
108        reg = <0x0f100000 0x300000>;
109        gpio-controller;
110        #gpio-cells = <2>;
111        gpio-ranges = <&tlmm 0 0 137>;
112        interrupt-controller;
113        #interrupt-cells = <2>;
114        interrupts = <GIC_SPI 208 IRQ_TYPE_LEVEL_HIGH>;
115
116        gpio-wo-state {
117            pins = "gpio1";
118            function = "gpio";
119        };
120
121        uart-w-state {
122            rx-pins {
123                pins = "gpio23";
124                function = "qup1_se2";
125                bias-pull-up;
126            };
127
128            tx-pins {
129                pins = "gpio22";
130                function = "qup1_se2";
131                bias-disable;
132            };
133        };
134    };
135...
136