1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/pinctrl/toshiba,visconti-pinctrl.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6
7 title: Toshiba Visconti TMPV770x pin mux/config controller
8
9 maintainers:
10 - Nobuhiro Iwamatsu <nobuhiro1.iwamatsu@toshiba.co.jp>
11
12 description:
13 Toshiba's Visconti ARM SoC a pin mux/config controller.
14
15 properties:
16 compatible:
17 enum:
18 - toshiba,tmpv7708-pinctrl
19
20 reg:
21 maxItems: 1
22
23 allOf:
24 - $ref: pinctrl.yaml#
25
26 required:
27 - compatible
28 - reg
29
30 patternProperties:
31 '-pins$':
32 type: object
33 description: |
34 A pinctrl node should contain at least one subnodes representing the
35 pinctrl groups available on the machine. Each subnode will list the
36 pins it needs, and how they should be configured, with regard to muxer
37 configuration, pullups, drive strength.
38 $ref: pinmux-node.yaml
39 additionalProperties: false
40
41 properties:
42 function:
43 description:
44 Function to mux.
45 $ref: /schemas/types.yaml#/definitions/string
46 enum: [i2c0, i2c1, i2c2, i2c3, i2c4, i2c5, i2c6, i2c7, i2c8,
47 spi0, spi1, spi2, spi3, spi4, spi5, spi6,
48 uart0, uart1, uart2, uart3, pwm, pcmif_out, pcmif_in]
49
50 groups:
51 description:
52 Name of the pin group to use for the functions.
53 $ref: /schemas/types.yaml#/definitions/string
54 enum: [i2c0_grp, i2c1_grp, i2c2_grp, i2c3_grp, i2c4_grp,
55 i2c5_grp, i2c6_grp, i2c7_grp, i2c8_grp,
56 spi0_grp, spi0_cs0_grp, spi0_cs1_grp, spi0_cs2_grp,
57 spi1_grp, spi2_grp, spi3_grp, spi4_grp, spi5_grp, spi6_grp,
58 uart0_grp, uart1_grp, uart2_grp, uart3_grp,
59 pwm0_gpio4_grp, pwm0_gpio8_grp, pwm0_gpio12_grp,
60 pwm0_gpio16_grp, pwm1_gpio5_grp, pwm1_gpio9_grp,
61 pwm1_gpio13_grp, pwm1_gpio17_grp, pwm2_gpio6_grp,
62 pwm2_gpio10_grp, pwm2_gpio14_grp, pwm2_gpio18_grp,
63 pwm3_gpio7_grp, pwm3_gpio11_grp, pwm3_gpio15_grp,
64 pwm3_gpio19_grp, pcmif_out_grp, pcmif_in_grp]
65
66 drive-strength:
67 enum: [2, 4, 6, 8, 16, 24, 32]
68 default: 2
69 description:
70 Selects the drive strength for the specified pins, in mA.
71
72 bias-pull-up: true
73
74 bias-pull-down: true
75
76 bias-disable: true
77
78 additionalProperties: false
79
80 examples:
81 # Pinmux controller node
82 - |
83 soc {
84 #address-cells = <2>;
85 #size-cells = <2>;
86
87 pmux: pinmux@24190000 {
88 compatible = "toshiba,tmpv7708-pinctrl";
89 reg = <0 0x24190000 0 0x10000>;
90
91 spi0_pins: spi0-pins {
92 function = "spi0";
93 groups = "spi0_grp";
94 };
95 };
96 };
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