xref: /linux/Documentation/devicetree/bindings/pinctrl/qcom,sc8180x-tlmm.yaml (revision 156010ed9c2ac1e9df6c11b1f688cf8a6e0152e6) 
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/pinctrl/qcom,sc8180x-tlmm.yaml#
5$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  Top Level Mode Multiplexer pin controller in Qualcomm SC8180X SoC.
14
15allOf:
16  - $ref: /schemas/pinctrl/qcom,tlmm-common.yaml#
17
18properties:
19  compatible:
20    const: qcom,sc8180x-tlmm
21
22  reg:
23    maxItems: 3
24
25  reg-names:
26    items:
27      - const: west
28      - const: east
29      - const: south
30
31  interrupts: true
32  interrupt-controller: true
33  '#interrupt-cells': true
34  gpio-controller: true
35  gpio-reserved-ranges: true
36  '#gpio-cells': true
37  gpio-ranges: true
38  wakeup-parent: true
39
40required:
41  - compatible
42  - reg
43  - reg-names
44
45additionalProperties: false
46
47patternProperties:
48  "-state$":
49    oneOf:
50      - $ref: "#/$defs/qcom-sc8180x-tlmm-state"
51      - patternProperties:
52          "-pins$":
53            $ref: "#/$defs/qcom-sc8180x-tlmm-state"
54        additionalProperties: false
55
56$defs:
57  qcom-sc8180x-tlmm-state:
58    type: object
59    description:
60      Pinctrl node's client devices use subnodes for desired pin configuration.
61      Client device subnodes use below standard properties.
62    $ref: qcom,tlmm-common.yaml#/$defs/qcom-tlmm-state
63
64    properties:
65      pins:
66        description:
67          List of gpio pins affected by the properties specified in this
68          subnode.
69        items:
70          oneOf:
71            - pattern: "^gpio([0-9]|[1-9][0-9]|1[0-8][0-9])$"
72            - enum: [ sdc2_clk, sdc2_cmd, sdc2_data, ufs_reset ]
73        minItems: 1
74        maxItems: 16
75
76      function:
77        description:
78          Specify the alternative function to be configured for the specified
79          pins.
80
81        enum: [ adsp_ext, agera_pll, aoss_cti, atest_char, atest_tsens,
82                atest_tsens2, atest_usb0, atest_usb1, atest_usb2, atest_usb3,
83                atest_usb4, audio_ref, btfm_slimbus, cam_mclk, cci_async,
84                cci_i2c, cci_timer0, cci_timer1, cci_timer2, cci_timer3,
85                cci_timer4, cci_timer5, cci_timer6, cci_timer7, cci_timer8,
86                cci_timer9, cri_trng, dbg_out, ddr_bist, ddr_pxi, debug_hot,
87                dp_hot, edp_hot, edp_lcd, emac_phy, emac_pps, gcc_gp1, gcc_gp2,
88                gcc_gp3, gcc_gp4, gcc_gp5, gpio, gps, grfc, hs1_mi2s, hs2_mi2s,
89                hs3_mi2s, jitter_bist, lpass_slimbus, m_voc, mdp_vsync,
90                mdp_vsync0, mdp_vsync1, mdp_vsync2, mdp_vsync3, mdp_vsync4,
91                mdp_vsync5, mss_lte, nav_pps, pa_indicator, pci_e0, pci_e1,
92                pci_e2, pci_e3, phase_flag, pll_bist, pll_bypassnl, pll_reset,
93                pri_mi2s, pri_mi2s_ws, prng_rosc, qdss_cti, qdss_gpio, qlink,
94                qspi0, qspi0_clk, qspi0_cs, qspi1, qspi1_clk, qspi1_cs,
95                qua_mi2s, qup0, qup1, qup2, qup3, qup4, qup5, qup6, qup7, qup8,
96                qup9, qup10, qup11, qup12, qup13, qup14, qup15, qup16, qup17,
97                qup18, qup19, qup_l4, qup_l5, qup_l6, rgmii, sd_write, sdc4,
98                sdc4_clk, sdc4_cmd, sec_mi2s, sp_cmu, spkr_i2s, ter_mi2s, tgu,
99                tsense_pwm1, tsense_pwm2, tsif1, tsif2, uim1, uim2, uim_batt,
100                usb0_phy, usb1_phy, usb2phy_ac, vfr_1, vsense_trigger,
101                wlan1_adc, wlan2_adc, wmss_reset ]
102
103      bias-disable: true
104      bias-pull-down: true
105      bias-pull-up: true
106      drive-strength: true
107      input-enable: true
108      output-high: true
109      output-low: true
110
111    required:
112      - pins
113
114    additionalProperties: false
115
116examples:
117  - |
118    #include <dt-bindings/interrupt-controller/arm-gic.h>
119    pinctrl@3100000 {
120        compatible = "qcom,sc8180x-tlmm";
121        reg = <0x03100000 0x300000>,
122              <0x03500000 0x700000>,
123              <0x03d00000 0x300000>;
124        reg-names = "west", "east", "south";
125        interrupts = <GIC_SPI 208 IRQ_TYPE_LEVEL_HIGH>;
126        gpio-controller;
127        #gpio-cells = <2>;
128        interrupt-controller;
129        #interrupt-cells = <2>;
130        gpio-ranges = <&tlmm 0 0 190>;
131
132        gpio-wo-subnode-state {
133            pins = "gpio1";
134            function = "gpio";
135        };
136
137        uart-w-subnodes-state {
138            rx-pins {
139                pins = "gpio4";
140                function = "qup6";
141                bias-pull-up;
142            };
143
144            tx-pins {
145                pins = "gpio5";
146                function = "qup6";
147                bias-disable;
148            };
149        };
150    };
151...
152