xref: /linux/Documentation/devicetree/bindings/pinctrl/qcom,sc8180x-tlmm.yaml (revision d5176cdbf64ce7d4eebf339205f17c23118e9f72) 
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  - $ref: /schemas/pinctrl/qcom,tlmm-common.yaml#
17
18properties:
19  compatible:
20    const: qcom,sc8180x-tlmm
21
22  reg:
23    maxItems: 3
24
25  reg-names:
26    items:
27      - const: west
28      - const: east
29      - const: south
30
31  interrupts:
32    maxItems: 1
33
34  interrupt-controller: true
35  '#interrupt-cells': true
36  gpio-controller: true
37  gpio-reserved-ranges: true
38  '#gpio-cells': true
39  gpio-ranges: true
40  wakeup-parent: true
41
42required:
43  - compatible
44  - reg
45  - reg-names
46
47additionalProperties: false
48
49patternProperties:
50  "-state$":
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    $ref: qcom,tlmm-common.yaml#/$defs/qcom-tlmm-state
65
66    properties:
67      pins:
68        description:
69          List of gpio pins affected by the properties specified in this
70          subnode.
71        items:
72          oneOf:
73            - pattern: "^gpio([0-9]|[1-9][0-9]|1[0-8][0-9])$"
74            - enum: [ sdc2_clk, sdc2_cmd, sdc2_data, ufs_reset ]
75        minItems: 1
76        maxItems: 16
77
78      function:
79        description:
80          Specify the alternative function to be configured for the specified
81          pins.
82
83        enum: [ adsp_ext, agera_pll, aoss_cti, atest_char, atest_tsens,
84                atest_tsens2, atest_usb0, atest_usb1, atest_usb2, atest_usb3,
85                atest_usb4, audio_ref, btfm_slimbus, cam_mclk, cci_async,
86                cci_i2c, cci_timer0, cci_timer1, cci_timer2, cci_timer3,
87                cci_timer4, cci_timer5, cci_timer6, cci_timer7, cci_timer8,
88                cci_timer9, cri_trng, dbg_out, ddr_bist, ddr_pxi, debug_hot,
89                dp_hot, edp_hot, edp_lcd, emac_phy, emac_pps, gcc_gp1, gcc_gp2,
90                gcc_gp3, gcc_gp4, gcc_gp5, gpio, gps, grfc, hs1_mi2s, hs2_mi2s,
91                hs3_mi2s, jitter_bist, lpass_slimbus, m_voc, mdp_vsync,
92                mdp_vsync0, mdp_vsync1, mdp_vsync2, mdp_vsync3, mdp_vsync4,
93                mdp_vsync5, mss_lte, nav_pps, pa_indicator, pci_e0, pci_e1,
94                pci_e2, pci_e3, phase_flag, pll_bist, pll_bypassnl, pll_reset,
95                pri_mi2s, pri_mi2s_ws, prng_rosc, qdss_cti, qdss_gpio, qlink,
96                qspi0, qspi0_clk, qspi0_cs, qspi1, qspi1_clk, qspi1_cs,
97                qua_mi2s, qup0, qup1, qup2, qup3, qup4, qup5, qup6, qup7, qup8,
98                qup9, qup10, qup11, qup12, qup13, qup14, qup15, qup16, qup17,
99                qup18, qup19, qup_l4, qup_l5, qup_l6, rgmii, sd_write, sdc4,
100                sdc4_clk, sdc4_cmd, sec_mi2s, sp_cmu, spkr_i2s, ter_mi2s, tgu,
101                tsense_pwm1, tsense_pwm2, tsif1, tsif2, uim1, uim2, uim_batt,
102                usb0_phy, usb1_phy, usb2phy_ac, vfr_1, vsense_trigger,
103                wlan1_adc, wlan2_adc, wmss_reset ]
104
105      bias-disable: true
106      bias-pull-down: true
107      bias-pull-up: true
108      drive-strength: true
109      input-enable: true
110      output-high: true
111      output-low: true
112
113    required:
114      - pins
115
116    additionalProperties: false
117
118examples:
119  - |
120    #include <dt-bindings/interrupt-controller/arm-gic.h>
121    pinctrl@3100000 {
122        compatible = "qcom,sc8180x-tlmm";
123        reg = <0x03100000 0x300000>,
124              <0x03500000 0x700000>,
125              <0x03d00000 0x300000>;
126        reg-names = "west", "east", "south";
127        interrupts = <GIC_SPI 208 IRQ_TYPE_LEVEL_HIGH>;
128        gpio-controller;
129        #gpio-cells = <2>;
130        interrupt-controller;
131        #interrupt-cells = <2>;
132        gpio-ranges = <&tlmm 0 0 190>;
133
134        gpio-wo-subnode-state {
135            pins = "gpio1";
136            function = "gpio";
137        };
138
139        uart-w-subnodes-state {
140            rx-pins {
141                pins = "gpio4";
142                function = "qup6";
143                bias-pull-up;
144            };
145
146            tx-pins {
147                pins = "gpio5";
148                function = "qup6";
149                bias-disable;
150            };
151        };
152    };
153...
154