xref: /freebsd/sys/contrib/device-tree/Bindings/pinctrl/qcom,sc8180x-pinctrl.yaml (revision 5ca8e32633c4ffbbcd6762e5888b6a4ba0708c6c) 
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/pinctrl/qcom,sc8180x-pinctrl.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Qualcomm Technologies, Inc. SC8180X TLMM block
8
9maintainers:
10  - Bjorn Andersson <bjorn.andersson@linaro.org>
11
12description: |
13  This binding describes the Top Level Mode Multiplexer block found in the
14  SC8180X platform.
15
16allOf:
17  - $ref: "pinctrl.yaml#"
18  - $ref: /schemas/pinctrl/qcom,tlmm-common.yaml#
19
20properties:
21  compatible:
22    const: qcom,sc8180x-tlmm
23
24  reg:
25    maxItems: 3
26
27  reg-names:
28    items:
29      - const: "west"
30      - const: "east"
31      - const: "south"
32
33  interrupts: true
34  interrupt-controller: true
35  '#interrupt-cells': true
36  gpio-controller: true
37  gpio-reserved-ranges: true
38  '#gpio-cells': true
39  gpio-ranges: true
40  wakeup-parent: true
41
42required:
43  - compatible
44  - reg
45  - reg-names
46
47additionalProperties: false
48
49patternProperties:
50  '-state$':
51    oneOf:
52      - $ref: "#/$defs/qcom-sc8180x-tlmm-state"
53      - patternProperties:
54          "-pins$":
55            $ref: "#/$defs/qcom-sc8180x-tlmm-state"
56        additionalProperties: false
57
58'$defs':
59  qcom-sc8180x-tlmm-state:
60    type: object
61    description:
62      Pinctrl node's client devices use subnodes for desired pin configuration.
63      Client device subnodes use below standard properties.
64
65    properties:
66      pins:
67        description:
68          List of gpio pins affected by the properties specified in this
69          subnode.
70        items:
71          oneOf:
72            - pattern: "^gpio([0-9]|[1-9][0-9]|1[0-8][0-9])$"
73            - enum: [ sdc2_clk, sdc2_cmd, sdc2_data, ufs_reset ]
74        minItems: 1
75        maxItems: 16
76
77      function:
78        description:
79          Specify the alternative function to be configured for the specified
80          pins.
81
82        enum: [ adsp_ext, agera_pll, aoss_cti, atest_char, atest_tsens,
83                atest_tsens2, atest_usb0, atest_usb1, atest_usb2, atest_usb3,
84                atest_usb4, audio_ref, btfm_slimbus, cam_mclk, cci_async,
85                cci_i2c, cci_timer0, cci_timer1, cci_timer2, cci_timer3,
86                cci_timer4, cci_timer5, cci_timer6, cci_timer7, cci_timer8,
87                cci_timer9, cri_trng, dbg_out, ddr_bist, ddr_pxi, debug_hot,
88                dp_hot, edp_hot, edp_lcd, emac_phy, emac_pps, gcc_gp1, gcc_gp2,
89                gcc_gp3, gcc_gp4, gcc_gp5, gpio, gps, grfc, hs1_mi2s, hs2_mi2s,
90                hs3_mi2s, jitter_bist, lpass_slimbus, m_voc, mdp_vsync,
91                mdp_vsync0, mdp_vsync1, mdp_vsync2, mdp_vsync3, mdp_vsync4,
92                mdp_vsync5, mss_lte, nav_pps, pa_indicator, pci_e0, pci_e1,
93                pci_e2, pci_e3, phase_flag, pll_bist, pll_bypassnl, pll_reset,
94                pri_mi2s, pri_mi2s_ws, prng_rosc, qdss_cti, qdss_gpio, qlink,
95                qspi0, qspi0_clk, qspi0_cs, qspi1, qspi1_clk, qspi1_cs,
96                qua_mi2s, qup0, qup1, qup2, qup3, qup4, qup5, qup6, qup7, qup8,
97                qup9, qup10, qup11, qup12, qup13, qup14, qup15, qup16, qup17,
98                qup18, qup19, qup_l4, qup_l5, qup_l6, rgmii, sd_write, sdc4,
99                sdc4_clk, sdc4_cmd, sec_mi2s, sp_cmu, spkr_i2s, ter_mi2s, tgu,
100                tsense_pwm1, tsense_pwm2, tsif1, tsif2, uim1, uim2, uim_batt,
101                usb0_phy, usb1_phy, usb2phy_ac, vfr_1, vsense_trigger,
102                wlan1_adc, wlan2_adc, wmss_reset ]
103
104      bias-disable: true
105      bias-pull-down: true
106      bias-pull-up: true
107      drive-strength: true
108      input-enable: true
109      output-high: true
110      output-low: true
111
112    required:
113      - pins
114
115    allOf:
116      - $ref: "qcom,tlmm-common.yaml#/$defs/qcom-tlmm-state"
117      - if:
118          properties:
119            pins:
120              pattern: "^gpio([0-9]|[1-9][0-9]|1[0-8][0-9])$"
121        then:
122          required:
123            - function
124
125    additionalProperties: false
126
127examples:
128  - |
129    #include <dt-bindings/interrupt-controller/arm-gic.h>
130    pinctrl@3100000 {
131        compatible = "qcom,sc8180x-tlmm";
132        reg = <0x03100000 0x300000>,
133              <0x03500000 0x700000>,
134              <0x03d00000 0x300000>;
135        reg-names = "west", "east", "south";
136        interrupts = <GIC_SPI 208 IRQ_TYPE_LEVEL_HIGH>;
137        gpio-controller;
138        #gpio-cells = <2>;
139        interrupt-controller;
140        #interrupt-cells = <2>;
141        gpio-ranges = <&tlmm 0 0 190>;
142
143        gpio-wo-subnode-state {
144            pins = "gpio1";
145            function = "gpio";
146        };
147
148        uart-w-subnodes-state {
149            rx-pins {
150                pins = "gpio4";
151                function = "qup6";
152                bias-pull-up;
153            };
154
155            tx-pins {
156                pins = "gpio5";
157                function = "qup6";
158                bias-disable;
159            };
160        };
161    };
162...
163