tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
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
7title: Toshiba Visconti TMPV770x pin mux/config controller
8
9maintainers:
10 - Nobuhiro Iwamatsu <nobuhiro1.iwamatsu@toshiba.co.jp>
11
12description:
13 Toshiba's Visconti ARM SoC a pin mux/config controller.
14
15properties:
16 compatible:
17 enum:
18 - toshiba,tmpv7708-pinctrl
19
20 reg:
21 maxItems: 1
22
23allOf:
24 - $ref: pinctrl.yaml#
25
26required:
27 - compatible
28 - reg
29
30patternProperties:
31 '-pins$':
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 enum: [i2c0, i2c1, i2c2, i2c3, i2c4, i2c5, i2c6, i2c7, i2c8,
46 spi0, spi1, spi2, spi3, spi4, spi5, spi6,
47 uart0, uart1, uart2, uart3, pwm, pcmif_out, pcmif_in]
48
49 groups:
50 description:
51 Name of the pin group to use for the functions.
52 items:
53 enum: [i2c0_grp, i2c1_grp, i2c2_grp, i2c3_grp, i2c4_grp,
54 i2c5_grp, i2c6_grp, i2c7_grp, i2c8_grp,
55 spi0_grp, spi0_cs0_grp, spi0_cs1_grp, spi0_cs2_grp,
56 spi1_grp, spi2_grp, spi3_grp, spi4_grp, spi5_grp, spi6_grp,
57 uart0_grp, uart1_grp, uart2_grp, uart3_grp,
58 pwm0_gpio4_grp, pwm0_gpio8_grp, pwm0_gpio12_grp,
59 pwm0_gpio16_grp, pwm1_gpio5_grp, pwm1_gpio9_grp,
60 pwm1_gpio13_grp, pwm1_gpio17_grp, pwm2_gpio6_grp,
61 pwm2_gpio10_grp, pwm2_gpio14_grp, pwm2_gpio18_grp,
62 pwm3_gpio7_grp, pwm3_gpio11_grp, pwm3_gpio15_grp,
63 pwm3_gpio19_grp, pcmif_out_grp, pcmif_in_grp]
64 minItems: 1
65 maxItems: 8
66
67 drive-strength:
68 enum: [2, 4, 6, 8, 16, 24, 32]
69 default: 2
70 description:
71 Selects the drive strength for the specified pins, in mA.
72
73 bias-pull-up: true
74
75 bias-pull-down: true
76
77 bias-disable: true
78
79additionalProperties: false
80
81examples:
82 # Pinmux controller node
83 - |
84 soc {
85 #address-cells = <2>;
86 #size-cells = <2>;
87
88 pmux: pinmux@24190000 {
89 compatible = "toshiba,tmpv7708-pinctrl";
90 reg = <0 0x24190000 0 0x10000>;
91
92 spi0_pins: spi0-pins {
93 function = "spi0";
94 groups = "spi0_grp";
95 };
96 };
97 };