u-boot-brain/arch/x86/include/asm/arch-tangier/acpi/southcluster.asl

/*
 * Copyright (c) 2017 Intel Corporation
 *
 * Partially based on southcluster.asl for other x86 platforms
 *
 * SPDX-License-Identifier:	GPL-2.0+
 */

Device (PCI0)
{
    Name (_HID, EISAID("PNP0A08"))    /* PCIe */
    Name (_CID, EISAID("PNP0A03"))    /* PCI */

    Name (_ADR, 0)
    Name (_BBN, 0)

    Name (MCRS, ResourceTemplate()
    {
        /* Bus Numbers */
        WordBusNumber(ResourceProducer, MinFixed, MaxFixed, PosDecode,
                0x0000, 0x0000, 0x00ff, 0x0000, 0x0100, , , PB00)

        /* IO Region 0 */
        WordIO(ResourceProducer, MinFixed, MaxFixed, PosDecode, EntireRange,
                0x0000, 0x0000, 0x0cf7, 0x0000, 0x0cf8, , , PI00)

        /* PCI Config Space */
        IO(Decode16, 0x0cf8, 0x0cf8, 0x0001, 0x0008)

        /* IO Region 1 */
        WordIO(ResourceProducer, MinFixed, MaxFixed, PosDecode, EntireRange,
                0x0000, 0x0d00, 0xffff, 0x0000, 0xf300, , , PI01)

        /* GPIO Low Memory Region */
        DWordMemory(ResourceProducer, PosDecode, MinFixed, MaxFixed,
                Cacheable, ReadWrite,
                0x00000000, 0x000ddcc0, 0x000ddccf, 0x00000000,
                0x00000010, , , GP00)

        /* PSH Memory Region 0 */
        DWordMemory(ResourceProducer, PosDecode, MinFixed, MaxFixed,
                Cacheable, ReadWrite,
                0x00000000, 0x04819000, 0x04898fff, 0x00000000,
                0x00080000, , , PSH0)

        /* PSH Memory Region 1 */
        DWordMemory(ResourceProducer, PosDecode, MinFixed, MaxFixed,
                Cacheable, ReadWrite,
                0x00000000, 0x04919000, 0x04920fff, 0x00000000,
                0x00008000, , , PSH1)

        /* SST Memory Region */
        DWordMemory(ResourceProducer, PosDecode, MinFixed, MaxFixed,
                Cacheable, ReadWrite,
                0x00000000, 0x05e00000, 0x05ffffff, 0x00000000,
                0x00200000, , , SST0)

        /* PCI Memory Region */
        DWordMemory(ResourceProducer, PosDecode, MinFixed, MaxFixed,
                Cacheable, ReadWrite,
                0x00000000, 0x80000000, 0xffffffff, 0x00000000,
                0x80000000, , , PMEM)
    })

    Method (_CRS, 0, Serialized)
    {
        Return (MCRS)
    }

    Method (_OSC, 4)
    {
        /* Check for proper GUID */
        If (LEqual(Arg0, ToUUID("33db4d5b-1ff7-401c-9657-7441c03dd766"))) {
            /* Let OS control everything */
            Return (Arg3)
        } Else {
            /* Unrecognized UUID */
            CreateDWordField(Arg3, 0, CDW1)
            Or(CDW1, 4, CDW1)
            Return (Arg3)
        }
    }

    Device (SDHC)
    {
        Name (_ADR, 0x00010003)
        Name (_DEP, Package (0x01)
        {
            GPIO
        })
        Name (PSTS, Zero)

        Method (_STA)
        {
            Return (STA_VISIBLE)
        }

        Method (_PS3, 0, NotSerialized)
        {
        }

        Method (_PS0, 0, NotSerialized)
        {
            If (PSTS == Zero)
            {
                If (^^GPIO.AVBL == One)
                {
                    ^^GPIO.WFD3 = One
                    PSTS = One
                }
            }
        }

        /* BCM43340 */
        Device (BRC1)
        {
            Name (_ADR, 0x01)
            Name (_DEP, Package (0x01)
            {
                GPIO
            })

            Method (_STA)
            {
                Return (STA_VISIBLE)
            }

            Method (_RMV, 0, NotSerialized)
            {
                Return (Zero)
            }

            Method (_PS3, 0, NotSerialized)
            {
                If (^^^GPIO.AVBL == One)
                {
                    ^^^GPIO.WFD3 = Zero
                    PSTS = Zero
                }
            }

            Method (_PS0, 0, NotSerialized)
            {
                If (PSTS == Zero)
                {
                    If (^^^GPIO.AVBL == One)
                    {
                        ^^^GPIO.WFD3 = One
                        PSTS = One
                    }
                }
            }
        }

        Device (BRC2)
        {
            Name (_ADR, 0x02)
            Method (_STA, 0, NotSerialized)
            {
                Return (STA_VISIBLE)
            }

            Method (_RMV, 0, NotSerialized)
            {
                Return (Zero)
            }
        }
    }

    Device (SPI5)
    {
        Name (_ADR, 0x00070001)
        Name (RBUF, ResourceTemplate()
        {
            GpioIo(Exclusive, PullUp, 0, 0, IoRestrictionOutputOnly,
                "\\_SB.PCI0.GPIO", 0, ResourceConsumer, , ) { 91 }
            GpioIo(Exclusive, PullUp, 0, 0, IoRestrictionOutputOnly,
                "\\_SB.PCI0.GPIO", 0, ResourceConsumer, , ) { 92 }
            GpioIo(Exclusive, PullUp, 0, 0, IoRestrictionOutputOnly,
                "\\_SB.PCI0.GPIO", 0, ResourceConsumer, , ) { 93 }
            GpioIo(Exclusive, PullUp, 0, 0, IoRestrictionOutputOnly,
                "\\_SB.PCI0.GPIO", 0, ResourceConsumer, , ) { 94 }
        })

        Method (_CRS, 0, NotSerialized)
        {
            Return (RBUF)
        }

        /*
         * See
         * http://www.kernel.org/doc/Documentation/acpi/gpio-properties.txt
         * for more information about GPIO bindings.
         */
        Name (_DSD, Package () {
            ToUUID("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"),
            Package () {
                Package () {
                    "cs-gpios", Package () {
                        ^SPI5, 0, 0, 0,
                        ^SPI5, 1, 0, 0,
                        ^SPI5, 2, 0, 0,
                        ^SPI5, 3, 0, 0,
                    },
                },
            }
        })

        Method (_STA, 0, NotSerialized)
        {
            Return (STA_VISIBLE)
        }
    }

    Device (I2C1)
    {
        Name (_ADR, 0x00080000)

        Method (_STA, 0, NotSerialized)
        {
            Return (STA_VISIBLE)
        }
    }

    Device (GPIO)
    {
        Name (_ADR, 0x000c0000)

        Method (_STA)
        {
            Return (STA_VISIBLE)
        }

        Name (AVBL, Zero)
        Method (_REG, 2, NotSerialized)
        {
            If (Arg0 == 0x08)
            {
                AVBL = Arg1
            }
        }

        OperationRegion (GPOP, GeneralPurposeIo, 0, 1)
        Field (GPOP, ByteAcc, NoLock, Preserve)
        {
            Connection (
                GpioIo(Exclusive, PullDefault, 0, 0, IoRestrictionOutputOnly,
                    "\\_SB.PCI0.GPIO", 0, ResourceConsumer, , ) { 56 }
            ),
            WFD3, 1,
        }
    }

    Device (PWM0)
    {
        Name (_ADR, 0x00170000)

        Method (_STA, 0, NotSerialized)
        {
            Return (STA_VISIBLE)
        }
    }
}

Device (FLIS)
{
    Name (_HID, "PRP0001")
    Name (_DDN, "Intel Merrifield Family-Level Interface Shim")
    Name (RBUF, ResourceTemplate()
    {
        Memory32Fixed(ReadWrite, 0xFF0C0000, 0x00008000, )
        PinGroup("spi5", ResourceProducer, ) { 90, 91, 92, 93, 94, 95, 96 }
        PinGroup("uart0", ResourceProducer, ) { 115, 116, 117, 118 }
        PinGroup("uart1", ResourceProducer, ) { 119, 120, 121, 122 }
        PinGroup("uart2", ResourceProducer, ) { 123, 124, 125, 126 }
        PinGroup("pwm0", ResourceProducer, ) { 144 }
        PinGroup("pwm1", ResourceProducer, ) { 145 }
        PinGroup("pwm2", ResourceProducer, ) { 132 }
        PinGroup("pwm3", ResourceProducer, ) { 133 }
    })

    Method (_CRS, 0, NotSerialized)
    {
        Return (RBUF)
    }

    Name (_DSD, Package () {
        ToUUID("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"),
        Package () {
            Package () {"compatible", "intel,merrifield-pinctrl"},
        }
    })

    Method (_STA, 0, NotSerialized)
    {
        Return (STA_VISIBLE)
    }
}