Documentation/devicetree/bindings/pinctrl/aspeed,ast2400-pinctrl.yaml

   1 # SPDX-License-Identifier: GPL-2.0-or-later
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/pinctrl/aspeed,ast2400-pinctrl.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: ASPEED AST2400 Pin Controller
   8
   9 maintainers:
  10   - Andrew Jeffery <andrew@aj.id.au>
  11
  12 description: |+
  13   The pin controller node should be the child of a syscon node with the
  14   required property:
  15
  16   - compatible:     Should be one of the following:
  17                     "aspeed,ast2400-scu", "syscon", "simple-mfd"
  18
  19   Refer to the the bindings described in
  20   Documentation/devicetree/bindings/mfd/syscon.yaml
  21
  22 properties:
  23   compatible:
  24     const: aspeed,ast2400-pinctrl
  25   reg:
  26     description: |
  27       A hint for the memory regions associated with the pin-controller
  28
  29 patternProperties:
  30   '^.*$':
  31     if:
  32       type: object
  33     then:
  34       patternProperties:
  35         "^function|groups$":
  36           $ref: "/schemas/types.yaml#/definitions/string"
  37           enum: [ ACPI, ADC0, ADC1, ADC10, ADC11, ADC12, ADC13, ADC14, ADC15,
  38                   ADC2, ADC3, ADC4, ADC5, ADC6, ADC7, ADC8, ADC9, BMCINT, DDCCLK, DDCDAT,
  39                   EXTRST, FLACK, FLBUSY, FLWP, GPID, GPID0, GPID2, GPID4, GPID6, GPIE0,
  40                   GPIE2, GPIE4, GPIE6, I2C10, I2C11, I2C12, I2C13, I2C14, I2C3, I2C4,
  41                   I2C5, I2C6, I2C7, I2C8, I2C9, LPCPD, LPCPME, LPCRST, LPCSMI, MAC1LINK,
  42                   MAC2LINK, MDIO1, MDIO2, NCTS1, NCTS2, NCTS3, NCTS4, NDCD1, NDCD2,
  43                   NDCD3, NDCD4, NDSR1, NDSR2, NDSR3, NDSR4, NDTR1, NDTR2, NDTR3, NDTR4,
  44                   NDTS4, NRI1, NRI2, NRI3, NRI4, NRTS1, NRTS2, NRTS3, OSCCLK, PWM0,
  45                   PWM1, PWM2, PWM3, PWM4, PWM5, PWM6, PWM7, RGMII1, RGMII2, RMII1,
  46                   RMII2, ROM16, ROM8, ROMCS1, ROMCS2, ROMCS3, ROMCS4, RXD1, RXD2, RXD3,
  47                   RXD4, SALT1, SALT2, SALT3, SALT4, SD1, SD2, SGPMCK, SGPMI, SGPMLD,
  48                   SGPMO, SGPSCK, SGPSI0, SGPSI1, SGPSLD, SIOONCTRL, SIOPBI, SIOPBO,
  49                   SIOPWREQ, SIOPWRGD, SIOS3, SIOS5, SIOSCI, SPI1, SPI1DEBUG, SPI1PASSTHRU,
  50                   SPICS1, TIMER3, TIMER4, TIMER5, TIMER6, TIMER7, TIMER8, TXD1, TXD2,
  51                   TXD3, TXD4, UART6, USB11D1, USB11H2, USB2D1, USB2H1, USBCKI, VGABIOS_ROM,
  52                   VGAHS, VGAVS, VPI18, VPI24, VPI30, VPO12, VPO24, WDTRST1, WDTRST2]
  53
  54 required:
  55   - compatible
  56
  57 additionalProperties: false
  58
  59 examples:
  60   - |
  61     syscon: scu@1e6e2000 {
  62         compatible = "aspeed,ast2400-scu", "syscon", "simple-mfd";
  63         reg = <0x1e6e2000 0x1a8>;
  64
  65         pinctrl: pinctrl {
  66             compatible = "aspeed,g4-pinctrl";
  67
  68             pinctrl_i2c3_default: i2c3_default {
  69                 function = "I2C3";
  70                 groups = "I2C3";
  71             };
  72
  73             pinctrl_gpioh0_unbiased_default: gpioh0 {
  74                 pins = "A8";
  75                 bias-disable;
  76             };
  77         };
  78     };