diff --git a/Documentation/devicetree/bindings/pinctrl/aspeed,ast2700-soc1-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/aspeed,ast2700-soc1-pinctrl.yaml new file mode 100644 index 000000000000..76944fd14e2c --- /dev/null +++ b/Documentation/devicetree/bindings/pinctrl/aspeed,ast2700-soc1-pinctrl.yaml @@ -0,0 +1,760 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/pinctrl/aspeed,ast2700-soc1-pinctrl.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: ASPEED AST2700 SoC1 Pin Controller + +maintainers: + - Billy Tsai + +description: + The AST2700 features a dual-SoC architecture with two interconnected SoCs, + each having its own System Control Unit (SCU) for independent pin control. + This pin controller manages the pin multiplexing for SoC1. + + The SoC1 pin controller manages pin functions including eSPI, LPC and I2C, + among others. + +properties: + compatible: + const: aspeed,ast2700-soc1-pinctrl + reg: + maxItems: 1 + +patternProperties: + '-state$': + description: | + Pin control state. + + If `function` is present, the node describes a pinmux state and must + specify `groups`. + + For pin configuration, exactly one of `groups` or `pins` must be + specified in each state node. Group-level configuration applies to all + pins in the group. Pin-level configuration may be supplied in a + separate state node for individual pins; when both group-level and + pin-level configuration apply to the same pin, the pin-level + configuration takes precedence. + + type: object + allOf: + - $ref: pinmux-node.yaml# + - $ref: pincfg-node.yaml# + - if: + required: + - function + then: + required: + - groups + - oneOf: + - required: + - groups + - required: + - pins + additionalProperties: false + + properties: + function: + enum: + - ADC0 + - ADC1 + - ADC10 + - ADC11 + - ADC12 + - ADC13 + - ADC14 + - ADC15 + - ADC2 + - ADC3 + - ADC4 + - ADC5 + - ADC6 + - ADC7 + - ADC8 + - ADC9 + - AUXPWRGOOD0 + - AUXPWRGOOD1 + - CANBUS + - ESPI0 + - ESPI1 + - FSI0 + - FSI1 + - FSI2 + - FSI3 + - FWQSPI + - FWSPIABR + - FWWPN + - HBLED + - I2C0 + - I2C1 + - I2C10 + - I2C11 + - I2C12 + - I2C13 + - I2C14 + - I2C15 + - I2C2 + - I2C3 + - I2C4 + - I2C5 + - I2C6 + - I2C7 + - I2C8 + - I2C9 + - I2CF0 + - I2CF1 + - I2CF2 + - I3C0 + - I3C1 + - I3C10 + - I3C11 + - I3C12 + - I3C13 + - I3C14 + - I3C15 + - I3C2 + - I3C3 + - I3C4 + - I3C5 + - I3C6 + - I3C7 + - I3C8 + - I3C9 + - JTAGM1 + - LPC0 + - LPC1 + - LTPI + - MACLINK0 + - MACLINK1 + - MACLINK2 + - MDIO0 + - MDIO1 + - MDIO2 + - NCTS0 + - NCTS1 + - NCTS5 + - NCTS6 + - NDCD0 + - NDCD1 + - NDCD5 + - NDCD6 + - NDSR0 + - NDSR1 + - NDSR5 + - NDSR6 + - NDTR0 + - NDTR1 + - NDTR5 + - NDTR6 + - NRI0 + - NRI1 + - NRI5 + - NRI6 + - NRTS0 + - NRTS1 + - NRTS5 + - NRTS6 + - OSCCLK + - PCIERC + - PWM0 + - PWM1 + - PWM10 + - PWM11 + - PWM12 + - PWM13 + - PWM14 + - PWM15 + - PWM2 + - PWM3 + - PWM4 + - PWM5 + - PWM6 + - PWM7 + - PWM8 + - PWM9 + - QSPI0 + - QSPI1 + - QSPI2 + - RGMII0 + - RGMII1 + - RMII0 + - RMII0RCLKO + - RMII1 + - RMII1RCLKO + - SALT0 + - SALT1 + - SALT10 + - SALT11 + - SALT12 + - SALT13 + - SALT14 + - SALT15 + - SALT2 + - SALT3 + - SALT4 + - SALT5 + - SALT6 + - SALT7 + - SALT8 + - SALT9 + - SD + - SGMII + - SGPM0 + - SGPM1 + - SGPS + - SIOONCTRLN0 + - SIOONCTRLN1 + - SIOPBIN0 + - SIOPBIN1 + - SIOPBON0 + - SIOPBON1 + - SIOPWREQN0 + - SIOPWREQN1 + - SIOPWRGD1 + - SIOS3N0 + - SIOS3N1 + - SIOS5N0 + - SIOS5N1 + - SIOSCIN0 + - SIOSCIN1 + - SMON0 + - SMON1 + - SPI0 + - SPI0ABR + - SPI0CS1 + - SPI0WPN + - SPI1 + - SPI1ABR + - SPI1CS1 + - SPI1WPN + - SPI2 + - SPI2CS1 + - TACH0 + - TACH1 + - TACH10 + - TACH11 + - TACH12 + - TACH13 + - TACH14 + - TACH15 + - TACH2 + - TACH3 + - TACH4 + - TACH5 + - TACH6 + - TACH7 + - TACH8 + - TACH9 + - THRU0 + - THRU1 + - THRU2 + - THRU3 + - UART0 + - UART1 + - UART10 + - UART11 + - UART2 + - UART3 + - UART5 + - UART6 + - UART7 + - UART8 + - UART9 + - USB2C + - USB2D + - USBUART + - VGA + - VPI + - WDTRST0N + - WDTRST1N + - WDTRST2N + - WDTRST3N + - WDTRST4N + - WDTRST5N + - WDTRST6N + - WDTRST7N + + groups: + enum: + - ADC0 + - ADC1 + - ADC10 + - ADC11 + - ADC12 + - ADC13 + - ADC14 + - ADC15 + - ADC2 + - ADC3 + - ADC4 + - ADC5 + - ADC6 + - ADC7 + - ADC8 + - ADC9 + - AUXPWRGOOD0 + - AUXPWRGOOD1 + - CANBUS + - DI2C0 + - DI2C1 + - DI2C10 + - DI2C11 + - DI2C12 + - DI2C13 + - DI2C14 + - DI2C15 + - DI2C2 + - DI2C3 + - DI2C8 + - DI2C9 + - DSGPM0 + - ESPI0 + - ESPI1 + - FSI0 + - FSI1 + - FSI2 + - FSI3 + - FWQSPI + - FWSPIABR + - FWWPN + - HBLED + - HVI3C0 + - HVI3C1 + - HVI3C12 + - HVI3C13 + - HVI3C14 + - HVI3C15 + - HVI3C2 + - HVI3C3 + - I2C0 + - I2C1 + - I2C10 + - I2C11 + - I2C12 + - I2C13 + - I2C14 + - I2C15 + - I2C2 + - I2C3 + - I2C4 + - I2C5 + - I2C6 + - I2C7 + - I2C8 + - I2C9 + - I2CF0 + - I2CF1 + - I2CF2 + - I3C10 + - I3C11 + - I3C4 + - I3C5 + - I3C6 + - I3C7 + - I3C8 + - I3C9 + - JTAGM1 + - LPC0 + - LPC1 + - LTPI + - LTPI_PS_I2C0 + - LTPI_PS_I2C1 + - LTPI_PS_I2C2 + - LTPI_PS_I2C3 + - MACLINK0 + - MACLINK1 + - MACLINK2 + - MDIO0 + - MDIO1 + - MDIO2 + - NCTS0 + - NCTS1 + - NCTS5 + - NCTS6 + - NDCD0 + - NDCD1 + - NDCD5 + - NDCD6 + - NDSR0 + - NDSR1 + - NDSR5 + - NDSR6 + - NDTR0 + - NDTR1 + - NDTR5 + - NDTR6 + - NRI0 + - NRI1 + - NRI5 + - NRI6 + - NRTS0 + - NRTS1 + - NRTS5 + - NRTS6 + - OSCCLK + - PE2SGRSTN + - PWM0 + - PWM1 + - PWM10 + - PWM11 + - PWM12 + - PWM13 + - PWM14 + - PWM15 + - PWM2 + - PWM3 + - PWM4 + - PWM5 + - PWM6 + - PWM7 + - PWM8 + - PWM9 + - QSPI0 + - QSPI1 + - QSPI2 + - RGMII0 + - RGMII1 + - RMII0 + - RMII0RCLKO + - RMII1 + - RMII1RCLKO + - SALT0 + - SALT1 + - SALT10 + - SALT11 + - SALT12 + - SALT13 + - SALT14 + - SALT15 + - SALT2 + - SALT3 + - SALT4 + - SALT5 + - SALT6 + - SALT7 + - SALT8 + - SALT9 + - SD + - SGMII + - SGPM0 + - SGPM1 + - SGPS + - SIOONCTRLN0 + - SIOONCTRLN1 + - SIOPBIN0 + - SIOPBIN1 + - SIOPBON0 + - SIOPBON1 + - SIOPWREQN0 + - SIOPWREQN1 + - SIOPWRGD1 + - SIOS3N0 + - SIOS3N1 + - SIOS5N0 + - SIOS5N1 + - SIOSCIN0 + - SIOSCIN1 + - SMON0 + - SMON1 + - SPI0 + - SPI0ABR + - SPI0CS1 + - SPI0WPN + - SPI1 + - SPI1ABR + - SPI1CS1 + - SPI1WPN + - SPI2 + - SPI2CS1 + - TACH0 + - TACH1 + - TACH10 + - TACH11 + - TACH12 + - TACH13 + - TACH14 + - TACH15 + - TACH2 + - TACH3 + - TACH4 + - TACH5 + - TACH6 + - TACH7 + - TACH8 + - TACH9 + - THRU0 + - THRU1 + - THRU2 + - THRU3 + - UART0 + - UART1 + - UART10 + - UART11 + - UART2 + - UART3 + - UART5 + - UART6 + - UART7 + - UART8 + - UART9 + - USB2CD + - USB2CH + - USB2CU + - USB2CUD + - USB2DD + - USB2DH + - USBUART + - VGA + - VPI + - WDTRST0N + - WDTRST1N + - WDTRST2N + - WDTRST3N + - WDTRST4N + - WDTRST5N + - WDTRST6N + - WDTRST7N + + pins: + enum: + - A14 + - A15 + - A18 + - A19 + - A21 + - A22 + - A23 + - A24 + - A25 + - A26 + - A6 + - A7 + - A8 + - AA12 + - AA13 + - AA14 + - AA15 + - AA16 + - AA17 + - AA18 + - AA20 + - AA21 + - AA22 + - AA23 + - AA24 + - AA25 + - AA26 + - AB15 + - AB16 + - AB17 + - AB18 + - AB19 + - AB20 + - AB21 + - AB22 + - AB23 + - AB24 + - AB25 + - AB26 + - AC15 + - AC16 + - AC17 + - AC18 + - AC19 + - AC20 + - AC22 + - AC24 + - AC25 + - AC26 + - AD15 + - AD16 + - AD17 + - AD18 + - AD19 + - AD20 + - AD22 + - AD25 + - AD26 + - AE16 + - AE17 + - AE18 + - AE19 + - AE20 + - AE21 + - AE23 + - AE25 + - AE26 + - AF16 + - AF17 + - AF18 + - AF19 + - AF20 + - AF21 + - AF23 + - AF25 + - AF26 + - B10 + - B11 + - B12 + - B13 + - B14 + - B15 + - B16 + - B18 + - B19 + - B21 + - B22 + - B23 + - B24 + - B25 + - B26 + - B6 + - B7 + - B8 + - B9 + - C10 + - C11 + - C12 + - C13 + - C14 + - C15 + - C16 + - C17 + - C18 + - C19 + - C20 + - C23 + - C26 + - C6 + - C7 + - C8 + - C9 + - D10 + - D12 + - D14 + - D15 + - D19 + - D20 + - D24 + - D26 + - D7 + - D8 + - D9 + - E10 + - E11 + - E12 + - E13 + - E14 + - E26 + - E7 + - E8 + - E9 + - F10 + - F11 + - F12 + - F13 + - F14 + - F26 + - F7 + - F8 + - F9 + - G10 + - G11 + - G7 + - G8 + - G9 + - H10 + - H11 + - H7 + - H8 + - H9 + - J10 + - J11 + - J12 + - J13 + - J9 + - K12 + - K13 + - L12 + - M13 + - M14 + - M15 + - M16 + - N13 + - N14 + - N15 + - N25 + - N26 + - P13 + - P14 + - P25 + - P26 + - R14 + - R25 + - R26 + - T23 + - T24 + - U21 + - U22 + - U25 + - U26 + - V14 + - V16 + - V17 + - V18 + - V19 + - V20 + - V21 + - V22 + - V23 + - V24 + - W14 + - W16 + - W17 + - W18 + - W20 + - W21 + - W22 + - W25 + - W26 + - Y11 + - Y15 + - Y16 + - Y17 + - Y18 + - Y20 + - Y21 + - Y22 + - Y23 + - Y24 + - Y25 + - Y26 + + drive-strength: + enum: [4, 8, 12, 16] + + bias-disable: true + bias-pull-up: true + bias-pull-down: true + +required: + - compatible + - reg + +allOf: + - $ref: pinctrl.yaml# + +additionalProperties: false + +examples: + - | + pinctrl@400 { + compatible = "aspeed,ast2700-soc1-pinctrl"; + reg = <0x400 0x2A0>; + sgpm0-state { + function = "SGPM0"; + groups = "SGPM0"; + }; + };