| Nobuhiro Iwamatsu | 1825c1f | 2020-09-10 05:43:29 +0900 | [diff] [blame] | 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 | $schema: http://devicetree.org/meta-schemas/core.yaml# |
| 6 | |
| 7 | title: Toshiba Visconti TMPV770x pin mux/config controller |
| 8 | |
| 9 | maintainers: |
| 10 | - Nobuhiro Iwamatsu <nobuhiro1.iwamatsu@toshiba.co.jp> |
| 11 | |
| 12 | description: |
| 13 | Toshiba's Visconti ARM SoC a pin mux/config controller. |
| 14 | |
| 15 | properties: |
| 16 | compatible: |
| 17 | enum: |
| 18 | - toshiba,tmpv7708-pinctrl |
| 19 | |
| 20 | reg: |
| 21 | maxItems: 1 |
| 22 | |
| 23 | required: |
| 24 | - compatible |
| 25 | - reg |
| 26 | |
| 27 | patternProperties: |
| 28 | '-pins$': |
| 29 | type: object |
| 30 | description: | |
| 31 | A pinctrl node should contain at least one subnodes representing the |
| 32 | pinctrl groups available on the machine. Each subnode will list the |
| 33 | pins it needs, and how they should be configured, with regard to muxer |
| 34 | configuration, pullups, drive strength. |
| 35 | $ref: "pinmux-node.yaml" |
| 36 | |
| 37 | properties: |
| 38 | function: |
| 39 | description: |
| 40 | Function to mux. |
| 41 | $ref: "/schemas/types.yaml#/definitions/string" |
| 42 | enum: [i2c0, i2c1, i2c2, i2c3, i2c4, i2c5, i2c6, i2c7, i2c8, |
| 43 | spi0, spi1, spi2, spi3, spi4, spi5, spi6, |
| 44 | uart0, uart1, uart2, uart3, pwm, pcmif_out, pcmif_in] |
| 45 | |
| 46 | groups: |
| 47 | description: |
| 48 | Name of the pin group to use for the functions. |
| 49 | $ref: "/schemas/types.yaml#/definitions/string" |
| 50 | enum: [i2c0_grp, i2c1_grp, i2c2_grp, i2c3_grp, i2c4_grp, |
| 51 | i2c5_grp, i2c6_grp, i2c7_grp, i2c8_grp, |
| 52 | spi0_grp, spi0_cs0_grp, spi0_cs1_grp, spi0_cs2_grp, |
| 53 | spi1_grp, spi2_grp, spi3_grp, spi4_grp, spi5_grp, spi6_grp, |
| 54 | uart0_grp, uart1_grp, uart2_grp, uart3_grp, |
| 55 | pwm0_gpio4_grp, pwm0_gpio8_grp, pwm0_gpio12_grp, |
| 56 | pwm0_gpio16_grp, pwm1_gpio5_grp, pwm1_gpio9_grp, |
| 57 | pwm1_gpio13_grp, pwm1_gpio17_grp, pwm2_gpio6_grp, |
| 58 | pwm2_gpio10_grp, pwm2_gpio14_grp, pwm2_gpio18_grp, |
| 59 | pwm3_gpio7_grp, pwm3_gpio11_grp, pwm3_gpio15_grp, |
| 60 | pwm3_gpio19_grp, pcmif_out_grp, pcmif_in_grp] |
| 61 | |
| 62 | drive-strength: |
| 63 | enum: [2, 4, 6, 8, 16, 24, 32] |
| 64 | default: 2 |
| 65 | description: |
| 66 | Selects the drive strength for the specified pins, in mA. |
| 67 | |
| 68 | bias-pull-up: true |
| 69 | |
| 70 | bias-pull-down: true |
| 71 | |
| 72 | bias-disable: true |
| 73 | |
| 74 | additionalProperties: false |
| 75 | |
| 76 | examples: |
| 77 | # Pinmux controller node |
| 78 | - | |
| 79 | soc { |
| 80 | #address-cells = <2>; |
| 81 | #size-cells = <2>; |
| 82 | |
| 83 | pmux: pmux@24190000 { |
| 84 | compatible = "toshiba,tmpv7708-pinctrl"; |
| 85 | reg = <0 0x24190000 0 0x10000>; |
| 86 | |
| 87 | spi0_pins: spi0-pins { |
| 88 | function = "spi0"; |
| 89 | groups = "spi0_grp"; |
| 90 | }; |
| 91 | }; |
| 92 | }; |