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# SPDX-License-Identifier: GPL-2.0-or-later
%YAML 1.2
---
$id : http://devicetree.org/schemas/pinctrl/aspeed,ast2500-pinctrl.yaml#
$schema : http://devicetree.org/meta-schemas/core.yaml#
title : ASPEED AST2500 Pin Controller
maintainers :
- Andrew Jeffery <andrew@aj.id.au>
description : |+
The pin controller node should be the child of a syscon node with the
required property :
- compatible : Should be one of the following :
"aspeed,ast2500-scu" , "syscon" , "simple-mfd"
"aspeed,g5-scu" , "syscon" , "simple-mfd"
Refer to the the bindings described in
Documentation/devicetree/bindings/mfd/syscon.txt
properties :
compatible :
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const : aspeed,ast2500-pinctrl
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aspeed,external-nodes :
minItems : 2
maxItems : 2
allOf :
- $ref : /schemas/types.yaml#/definitions/phandle-array
description : |
A cell of phandles to external controller nodes :
0 : compatible with "aspeed,ast2500-gfx", "syscon"
1 : compatible with "aspeed,ast2500-lhc", "syscon"
patternProperties :
'^.*$' :
if :
type : object
then :
patternProperties :
"^function|groups$" :
allOf :
- $ref : "/schemas/types.yaml#/definitions/string"
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- enum : [ ACPI, ADC0, ADC1, ADC10, ADC11, ADC12, ADC13, ADC14,
ADC15, ADC2, ADC3, ADC4, ADC5, ADC6, ADC7, ADC8, ADC9, BMCINT,
DDCCLK, DDCDAT, ESPI, FWSPICS1, FWSPICS2, GPID0, GPID2, GPID4,
GPID6, GPIE0, GPIE2, GPIE4, GPIE6, I2C10, I2C11, I2C12, I2C13,
I2C14, I2C3, I2C4, I2C5, I2C6, I2C7, I2C8, I2C9, LAD0, LAD1,
LAD2, LAD3, LCLK, LFRAME, LPCHC, LPCPD, LPCPLUS, LPCPME, LPCRST,
LPCSMI, LSIRQ, MAC1LINK, MAC2LINK, MDIO1, MDIO2, NCTS1, NCTS2,
NCTS3, NCTS4, NDCD1, NDCD2, NDCD3, NDCD4, NDSR1, NDSR2, NDSR3,
NDSR4, NDTR1, NDTR2, NDTR3, NDTR4, NRI1, NRI2, NRI3, NRI4, NRTS1,
NRTS2, NRTS3, NRTS4, OSCCLK, PEWAKE, PNOR, PWM0, PWM1, PWM2,
PWM3, PWM4, PWM5, PWM6, PWM7, RGMII1, RGMII2, RMII1, RMII2, RXD1,
RXD2, RXD3, RXD4, SALT1, SALT10, SALT11, SALT12, SALT13, SALT14,
SALT2, SALT3, SALT4, SALT5, SALT6, SALT7, SALT8, SALT9, SCL1,
SCL2, SD1, SD2, SDA1, SDA2, SGPS1, SGPS2, SIOONCTRL, SIOPBI,
SIOPBO, SIOPWREQ, SIOPWRGD, SIOS3, SIOS5, SIOSCI, SPI1, SPI1CS1,
SPI1DEBUG, SPI1PASSTHRU, SPI2CK, SPI2CS0, SPI2CS1, SPI2MISO,
SPI2MOSI, TIMER3, TIMER4, TIMER5, TIMER6, TIMER7, TIMER8, TXD1,
TXD2, TXD3, TXD4, UART6, USB11BHID, USB2AD, USB2AH, USB2BD,
USB2BH, USBCKI, VGABIOSROM, VGAHS, VGAVS, VPI24, VPO, WDTRST1,
WDTRST2, ]
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required :
- compatible
- aspeed,external-nodes
examples :
- |
apb {
compatible = "simple-bus";
#address-cells = <1>;
#size-cells = <1>;
ranges;
syscon : scu@1e6e2000 {
compatible = "aspeed,ast2500-scu", "syscon", "simple-mfd";
reg = <0x1e6e2000 0x1a8>;
pinctrl : pinctrl {
compatible = "aspeed,g5-pinctrl";
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aspeed,external-nodes = <&gfx>, <&lhc>;
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pinctrl_i2c3_default : i2c3_default {
function = "I2C3";
groups = "I2C3";
};
pinctrl_gpioh0_unbiased_default : gpioh0 {
pins = "A18";
bias-disable;
};
};
};
gfx : display@1e6e6000 {
compatible = "aspeed,ast2500-gfx", "syscon";
reg = <0x1e6e6000 0x1000>;
};
};
lpc : lpc@1e789000 {
compatible = "aspeed,ast2500-lpc", "simple-mfd";
reg = <0x1e789000 0x1000>;
#address-cells = <1>;
#size-cells = <1>;
ranges = <0x0 0x1e789000 0x1000>;
lpc_host : lpc-host@80 {
compatible = "aspeed,ast2500-lpc-host", "simple-mfd", "syscon";
reg = <0x80 0x1e0>;
reg-io-width = <4>;
#address-cells = <1>;
#size-cells = <1>;
ranges = <0x0 0x80 0x1e0>;
lhc : lhc@20 {
compatible = "aspeed,ast2500-lhc";
reg = <0x20 0x24 0x48 0x8>;
};
};
};