xref: /linux/Documentation/devicetree/bindings/pinctrl/qcom,sdx55-pinctrl.yaml (revision fd7d598270724cc787982ea48bbe17ad383a8b7f)
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/pinctrl/qcom,sdx55-pinctrl.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Qualcomm Technologies, Inc. SDX55 TLMM block
8
9maintainers:
10  - Vinod Koul <vkoul@kernel.org>
11
12description:
13  Top Level Mode Multiplexer pin controller in Qualcomm SDX55 SoC.
14
15properties:
16  compatible:
17    const: qcom,sdx55-pinctrl
18
19  reg:
20    description: Specifies the base address and size of the TLMM register space
21    maxItems: 1
22
23  interrupts:
24    maxItems: 1
25
26  interrupt-controller: true
27  "#interrupt-cells": true
28  gpio-controller: true
29  "#gpio-cells": true
30  gpio-ranges: true
31
32  gpio-reserved-ranges:
33    maxItems: 1
34
35patternProperties:
36  "-state$":
37    oneOf:
38      - $ref: "#/$defs/qcom-sdx55-tlmm-state"
39      - patternProperties:
40          "-pins$":
41            $ref: "#/$defs/qcom-sdx55-tlmm-state"
42        additionalProperties: false
43
44$defs:
45  qcom-sdx55-tlmm-state:
46    type: object
47    description:
48      Pinctrl node's client devices use subnodes for desired pin configuration.
49      Client device subnodes use below standard properties.
50    $ref: qcom,tlmm-common.yaml#/$defs/qcom-tlmm-state
51    unevaluatedProperties: false
52
53    properties:
54      pins:
55        description:
56          List of gpio pins affected by the properties specified in this subnode.
57        items:
58          oneOf:
59            - pattern: "^gpio([0-9]|[1-9][0-9]|10[0-7])$"
60            - enum: [ sdc1_clk, sdc1_cmd, sdc1_data, sdc2_clk, sdc2_cmd, sdc2_data ]
61        minItems: 1
62        maxItems: 36
63
64      function:
65        description:
66          Specify the alternative function to be configured for the specified
67          pins. Functions are only valid for gpio pins.
68        enum: [ adsp_ext, atest, audio_ref, bimc_dte0, bimc_dte1, blsp_i2c1,
69                blsp_i2c2, blsp_i2c3, blsp_i2c4, blsp_spi1, blsp_spi2,
70                blsp_spi3, blsp_spi4, blsp_uart1, blsp_uart2, blsp_uart3,
71                blsp_uart4, char_exec, coex_uart, coex_uart2, cri_trng,
72                cri_trng0, cri_trng1, dbg_out, ddr_bist, ddr_pxi0,
73                ebi0_wrcdc, ebi2_a, ebi2_lcd, emac_gcc0, emac_gcc1,
74                emac_pps0, emac_pps1, ext_dbg, gcc_gp1, gcc_gp2, gcc_gp3,
75                gcc_plltest, gpio, i2s_mclk, jitter_bist, ldo_en, ldo_update,
76                mgpi_clk, m_voc, native_char, native_char0, native_char1,
77                native_char2, native_char3, native_tsens, native_tsense,
78                nav_gpio, pa_indicator, pcie_clkreq, pci_e, pll_bist, pll_ref,
79                pll_test, pri_mi2s, prng_rosc, qdss_cti, qdss_gpio,
80                qdss_gpio0, qdss_gpio1, qdss_gpio2, qdss_gpio3, qdss_gpio4,
81                qdss_gpio5, qdss_gpio6, qdss_gpio7, qdss_gpio8, qdss_gpio9,
82                qdss_gpio10, qdss_gpio11, qdss_gpio12, qdss_gpio13,
83                qdss_gpio14, qdss_gpio15, qdss_stm0, qdss_stm1, qdss_stm2,
84                qdss_stm3, qdss_stm4, qdss_stm5, qdss_stm6, qdss_stm7,
85                qdss_stm8, qdss_stm9, qdss_stm10, qdss_stm11, qdss_stm12,
86                qdss_stm13, qdss_stm14, qdss_stm15, qdss_stm16, qdss_stm17,
87                qdss_stm18, qdss_stm19, qdss_stm20, qdss_stm21, qdss_stm22,
88                qdss_stm23, qdss_stm24, qdss_stm25, qdss_stm26, qdss_stm27,
89                qdss_stm28, qdss_stm29, qdss_stm30, qdss_stm31, qlink0_en,
90                qlink0_req, qlink0_wmss, qlink1_en, qlink1_req, qlink1_wmss,
91                spmi_coex, sec_mi2s, spmi_vgi, tgu_ch0, uim1_clk, uim1_data,
92                uim1_present, uim1_reset, uim2_clk, uim2_data, uim2_present,
93                uim2_reset, usb2phy_ac, vsense_trigger ]
94
95    required:
96      - pins
97
98allOf:
99  - $ref: /schemas/pinctrl/qcom,tlmm-common.yaml#
100
101required:
102  - compatible
103  - reg
104
105additionalProperties: false
106
107examples:
108  - |
109    #include <dt-bindings/interrupt-controller/arm-gic.h>
110    tlmm: pinctrl@1f00000 {
111        compatible = "qcom,sdx55-pinctrl";
112        reg = <0x0f100000 0x300000>;
113        gpio-controller;
114        #gpio-cells = <2>;
115        gpio-ranges = <&tlmm 0 0 108>;
116        interrupt-controller;
117        #interrupt-cells = <2>;
118        interrupts = <GIC_SPI 212 IRQ_TYPE_LEVEL_HIGH>;
119
120        serial-state {
121            pins = "gpio8", "gpio9";
122            function = "blsp_uart3";
123            drive-strength = <8>;
124            bias-disable;
125        };
126    };
127
128...
129