xref: /linux/Documentation/devicetree/bindings/pinctrl/qcom,ipq8074-pinctrl.yaml (revision 42ac0be18bfa09c03f52244f7c3e15c89b38532f)
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/pinctrl/qcom,ipq8074-pinctrl.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Qualcomm IPQ8074 TLMM pin controller
8
9maintainers:
10  - Bjorn Andersson <andersson@kernel.org>
11  - Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
12
13description:
14  Top Level Mode Multiplexer pin controller in Qualcomm IPQ8074 SoC.
15
16properties:
17  compatible:
18    const: qcom,ipq8074-pinctrl
19
20  reg:
21    maxItems: 1
22
23  interrupts:
24    maxItems: 1
25
26  gpio-reserved-ranges:
27    minItems: 1
28    maxItems: 35
29
30  gpio-line-names:
31    maxItems: 70
32
33patternProperties:
34  "-state$":
35    oneOf:
36      - $ref: "#/$defs/qcom-ipq8074-tlmm-state"
37      - patternProperties:
38          "-pins$":
39            $ref: "#/$defs/qcom-ipq8074-tlmm-state"
40        additionalProperties: false
41
42$defs:
43  qcom-ipq8074-tlmm-state:
44    type: object
45    description:
46      Pinctrl node's client devices use subnodes for desired pin configuration.
47      Client device subnodes use below standard properties.
48    $ref: qcom,tlmm-common.yaml#/$defs/qcom-tlmm-state
49    unevaluatedProperties: false
50
51    properties:
52      pins:
53        description:
54          List of gpio pins affected by the properties specified in this
55          subnode.
56        items:
57          pattern: "^gpio([0-9]|[1-6][0-9]|70)$"
58        minItems: 1
59        maxItems: 36
60
61      function:
62        description:
63          Specify the alternative function to be configured for the specified
64          pins.
65
66        enum: [ gpio, atest_char, atest_char0, atest_char1, atest_char2,
67                atest_char3, audio_rxbclk, audio_rxd, audio_rxfsync,
68                audio_rxmclk, audio_txbclk, audio_txd, audio_txfsync,
69                audio_txmclk, blsp0_i2c, blsp0_spi, blsp0_uart, blsp1_i2c,
70                blsp1_spi, blsp1_uart, blsp2_i2c, blsp2_spi, blsp2_uart,
71                blsp3_i2c, blsp3_spi, blsp3_spi0, blsp3_spi1, blsp3_spi2,
72                blsp3_spi3, blsp3_uart, blsp4_i2c0, blsp4_i2c1, blsp4_spi0,
73                blsp4_spi1, blsp4_uart0, blsp4_uart1, blsp5_i2c, blsp5_spi,
74                blsp5_uart, burn0, burn1, cri_trng, cri_trng0, cri_trng1, cxc0,
75                cxc1, dbg_out, gcc_plltest, gcc_tlmm, ldo_en, ldo_update, led0,
76                led1, led2, mac0_sa0, mac0_sa1, mac1_sa0, mac1_sa1, mac1_sa2,
77                mac1_sa3, mac2_sa0, mac2_sa1, mdc, mdio, pcie0_clk, pcie0_rst,
78                pcie0_wake, pcie1_clk, pcie1_rst, pcie1_wake, pcm_drx, pcm_dtx,
79                pcm_fsync, pcm_pclk, pcm_zsi0, pcm_zsi1, prng_rosc, pta1_0,
80                pta1_1, pta1_2, pta2_0, pta2_1, pta2_2, pwm0, pwm1, pwm2, pwm3,
81                qdss_cti_trig_in_a0, qdss_cti_trig_in_a1, qdss_cti_trig_in_b0,
82                qdss_cti_trig_in_b1, qdss_cti_trig_out_a0,
83                qdss_cti_trig_out_a1, qdss_cti_trig_out_b0,
84                qdss_cti_trig_out_b1, qdss_traceclk_a, qdss_traceclk_b,
85                qdss_tracectl_a, qdss_tracectl_b, qdss_tracedata_a,
86                qdss_tracedata_b, qpic, rx0, rx1, rx2, sd_card, sd_write,
87                tsens_max, wci2a, wci2b, wci2c, wci2d ]
88
89    required:
90      - pins
91
92allOf:
93  - $ref: /schemas/pinctrl/qcom,tlmm-common.yaml#
94
95required:
96  - compatible
97  - reg
98
99unevaluatedProperties: false
100
101examples:
102  - |
103    #include <dt-bindings/interrupt-controller/arm-gic.h>
104
105    tlmm: pinctrl@1000000 {
106        compatible = "qcom,ipq8074-pinctrl";
107        reg = <0x01000000 0x300000>;
108        gpio-controller;
109        #gpio-cells = <0x2>;
110        gpio-ranges = <&tlmm 0 0 70>;
111        interrupts = <GIC_SPI 208 IRQ_TYPE_LEVEL_HIGH>;
112        interrupt-controller;
113        #interrupt-cells = <0x2>;
114
115        serial4-state {
116            pins = "gpio23", "gpio24";
117            function = "blsp4_uart1";
118            drive-strength = <8>;
119            bias-disable;
120        };
121    };
122