blob: 9323b91cacbc85c7dd7227e665a3c298ab5f46e8 [file] [log] [blame]
/*
* This file is part of the coreboot project.
*
* Copyright 2013 Google Inc.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; version 2 of
* the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
// Intel LynxPoint Serial IO Devices in ACPI Mode
// Serial IO Device BAR0 and BAR1 is 4KB
#define SIO_BAR_LEN 0x1000
// This is defined in SSDT2 which is generated at boot based
// on whether or not the device is enabled in ACPI mode.
External(\S0EN)
External(\S1EN)
External(\S2EN)
External(\S3EN)
External(\S4EN)
External(\S5EN)
External(\S6EN)
External(\S7EN)
// Serial IO Resource Consumption for BAR1
Device (SIOR)
{
Name (_HID, EISAID("PNP0C02"))
Name (_UID, 4)
Name (RBUF, ResourceTemplate()
{
// Serial IO BAR1 (PCI config space) resources
Memory32Fixed (ReadWrite, 0x00000000, 0x00000000, B1D0) // SDMA
Memory32Fixed (ReadWrite, 0x00000000, 0x00000000, B1D1) // I2C0
Memory32Fixed (ReadWrite, 0x00000000, 0x00000000, B1D2) // I2C1
Memory32Fixed (ReadWrite, 0x00000000, 0x00000000, B1D3) // SPI0
Memory32Fixed (ReadWrite, 0x00000000, 0x00000000, B1D4) // SPI1
Memory32Fixed (ReadWrite, 0x00000000, 0x00000000, B1D5) // UART0
Memory32Fixed (ReadWrite, 0x00000000, 0x00000000, B1D6) // UART1
Memory32Fixed (ReadWrite, 0x00000000, 0x00000000, B1D7) // SDIO
})
// Update BAR1 address and length if set in NVS
Method (_CRS, 0, NotSerialized)
{
// SDMA
If (LNotEqual (\S0B1, Zero)) {
CreateDwordField (^RBUF, ^B1D0._BAS, B0AD)
CreateDwordField (^RBUF, ^B1D0._LEN, B0LN)
Store (\S0B1, B0AD)
Store (SIO_BAR_LEN, B0LN)
}
// I2C0
If (LNotEqual (\S1B1, Zero)) {
CreateDwordField (^RBUF, ^B1D1._BAS, B1AD)
CreateDwordField (^RBUF, ^B1D1._LEN, B1LN)
Store (\S1B1, B1AD)
Store (SIO_BAR_LEN, B1LN)
}
// I2C1
If (LNotEqual (\S2B1, Zero)) {
CreateDwordField (^RBUF, ^B1D2._BAS, B2AD)
CreateDwordField (^RBUF, ^B1D2._LEN, B2LN)
Store (\S2B1, B2AD)
Store (SIO_BAR_LEN, B2LN)
}
// SPI0
If (LNotEqual (\S3B1, Zero)) {
CreateDwordField (^RBUF, ^B1D3._BAS, B3AD)
CreateDwordField (^RBUF, ^B1D3._LEN, B3LN)
Store (\S3B1, B3AD)
Store (SIO_BAR_LEN, B3LN)
}
// SPI1
If (LNotEqual (\S4B1, Zero)) {
CreateDwordField (^RBUF, ^B1D4._BAS, B4AD)
CreateDwordField (^RBUF, ^B1D4._LEN, B4LN)
Store (\S4B1, B4AD)
Store (SIO_BAR_LEN, B4LN)
}
// UART0
If (LNotEqual (\S5B1, Zero)) {
CreateDwordField (^RBUF, ^B1D5._BAS, B5AD)
CreateDwordField (^RBUF, ^B1D5._LEN, B5LN)
Store (\S5B1, B5AD)
Store (SIO_BAR_LEN, B5LN)
}
// UART1
If (LNotEqual (\S6B1, Zero)) {
CreateDwordField (^RBUF, ^B1D6._BAS, B6AD)
CreateDwordField (^RBUF, ^B1D6._LEN, B6LN)
Store (\S6B1, B6AD)
Store (SIO_BAR_LEN, B6LN)
}
// SDIO
If (LNotEqual (\S7B1, Zero)) {
CreateDwordField (^RBUF, ^B1D7._BAS, B7AD)
CreateDwordField (^RBUF, ^B1D7._LEN, B7LN)
Store (\S7B1, B7AD)
Store (SIO_BAR_LEN, B7LN)
}
Return (RBUF)
}
}
Device (SDMA)
{
// Serial IO DMA Controller
Name (_HID, "INTL9C60")
Name (_UID, 1)
Name (_ADR, 0x00150000)
// BAR0 is assigned during PCI enumeration and saved into NVS
Name (RBUF, ResourceTemplate ()
{
Memory32Fixed (ReadWrite, 0x00000000, 0x00000000, BAR0)
Interrupt (ResourceConsumer, Level, ActiveLow, Shared, , ,) {7}
})
Method (_CRS, 0, NotSerialized)
{
// Update BAR0 address and length if set in NVS
If (LNotEqual (\S0B0, Zero)) {
CreateDwordField (^RBUF, ^BAR0._BAS, B0AD)
CreateDwordField (^RBUF, ^BAR0._LEN, B0LN)
Store (\S0B0, B0AD)
Store (SIO_BAR_LEN, B0LN)
}
Return (RBUF)
}
Method (_STA, 0, NotSerialized)
{
If (LEqual (\S0EN, 0)) {
Return (0x0)
} Else {
Return (0xF)
}
}
}
Device (I2C0)
{
// Serial IO I2C0 Controller
Name (_HID, "INT33C2")
Name (_CID, "INT33C2")
Name (_UID, 1)
Name (_ADR, 0x00150001)
Name (SSCN, Package () { 432, 507, 30 })
Name (FMCN, Package () { 72, 160, 30 })
// BAR0 is assigned during PCI enumeration and saved into NVS
Name (RBUF, ResourceTemplate ()
{
Memory32Fixed (ReadWrite, 0x00000000, 0x00000000, BAR0)
Interrupt (ResourceConsumer, Level, ActiveLow, Shared, , ,) {7}
})
// DMA channels are only used if Serial IO DMA controller is enabled
Name (DBUF, ResourceTemplate ()
{
// TODO: Need to update IASL to support FixedDMA
//FixedDMA (0x18, 4, Width32Bit, DMA1) // Tx
//FixedDMA (0x19, 5, Width32Bit, DMA2) // Rx
})
Method (_CRS, 0, NotSerialized)
{
// Update BAR0 address and length if set in NVS
If (LNotEqual (\S1B0, Zero)) {
CreateDwordField (^RBUF, ^BAR0._BAS, B0AD)
CreateDwordField (^RBUF, ^BAR0._LEN, B0LN)
Store (\S1B0, B0AD)
Store (SIO_BAR_LEN, B0LN)
}
// Check if Serial IO DMA Controller is enabled
If (LNotEqual (\_SB.PCI0.SDMA._STA, Zero)) {
Return (ConcatenateResTemplate (RBUF, DBUF))
} Else {
Return (RBUF)
}
}
Method (_STA, 0, NotSerialized)
{
If (LEqual (\S1EN, 0)) {
Return (0x0)
} Else {
Return (0xF)
}
}
// Access to PCI Config in ACPI mode
OperationRegion (KEYS, SystemMemory, \S1B1, 0x100)
Field (KEYS, DWordAcc, NoLock, Preserve)
{
Offset (0x84),
PSAT, 32,
}
// Put controller in D0 state
Method (_PS0, 0, Serialized)
{
And (^PSAT, 0xfffffffc, ^PSAT)
Store (^PSAT, Local0) // Read back after writing
// Use Local0 to avoid iasl warning: Method Local is set but never used
And(Local0, Ones, Local0)
}
// Put controller in D3Hot state
Method (_PS3, 0, Serialized)
{
Or (^PSAT, 0x00000003, ^PSAT)
Store (^PSAT, Local0) // Read back after writing
// Use Local0 to avoid iasl warning: Method Local is set but never used
And(Local0, Ones, Local0)
}
}
Device (I2C1)
{
// Serial IO I2C1 Controller
Name (_HID, "INT33C3")
Name (_CID, "INT33C3")
Name (_UID, 1)
Name (_ADR, 0x00150002)
Name (SSCN, Package () { 432, 507, 30 })
Name (FMCN, Package () { 72, 160, 30 })
// BAR0 is assigned during PCI enumeration and saved into NVS
Name (RBUF, ResourceTemplate ()
{
Memory32Fixed (ReadWrite, 0x00000000, 0x00000000, BAR0)
Interrupt (ResourceConsumer, Level, ActiveLow, Shared, , ,) {7}
})
// DMA channels are only used if Serial IO DMA controller is enabled
Name (DBUF, ResourceTemplate ()
{
// TODO: Need to update IASL to support FixedDMA
//FixedDMA (0x1A, 6, Width32Bit, DMA1) // Tx
//FixedDMA (0x1B, 7, Width32Bit, DMA2) // Rx
})
Method (_CRS, 0, NotSerialized)
{
// Update BAR0 address and length if set in NVS
If (LNotEqual (\S2B0, Zero)) {
CreateDwordField (^RBUF, ^BAR0._BAS, B0AD)
CreateDwordField (^RBUF, ^BAR0._LEN, B0LN)
Store (\S2B0, B0AD)
Store (SIO_BAR_LEN, B0LN)
}
// Check if Serial IO DMA Controller is enabled
If (LNotEqual (\_SB.PCI0.SDMA._STA, Zero)) {
Return (ConcatenateResTemplate (RBUF, DBUF))
} Else {
Return (RBUF)
}
}
Method (_STA, 0, NotSerialized)
{
If (LEqual (\S2EN, 0)) {
Return (0x0)
} Else {
Return (0xF)
}
}
// Access to PCI Config in ACPI mode
OperationRegion (KEYS, SystemMemory, \S2B1, 0x100)
Field (KEYS, DWordAcc, NoLock, Preserve)
{
Offset (0x84),
PSAT, 32,
}
// Put controller in D0 state
Method (_PS0, 0, Serialized)
{
And (^PSAT, 0xfffffffc, ^PSAT)
Store (^PSAT, Local0) // Read back after writing
// Use Local0 to avoid iasl warning: Method Local is set but never used
And(Local0, Ones, Local0)
}
// Put controller in D3Hot state
Method (_PS3, 0, Serialized)
{
Or (^PSAT, 0x00000003, ^PSAT)
Store (^PSAT, Local0) // Read back after writing
// Use Local0 to avoid iasl warning: Method Local is set but never used
And(Local0, Ones, Local0)
}
}
Device (SPI0)
{
// Serial IO SPI0 Controller
Name (_HID, "INT33C0")
Name (_CID, "INT33C0")
Name (_UID, 1)
Name (_ADR, 0x00150003)
// BAR0 is assigned during PCI enumeration and saved into NVS
Name (RBUF, ResourceTemplate ()
{
Memory32Fixed (ReadWrite, 0x00000000, 0x00000000, BAR0)
Interrupt (ResourceConsumer, Level, ActiveLow, Shared, , ,) {7}
})
Method (_CRS, 0, NotSerialized)
{
// Update BAR0 address and length if set in NVS
If (LNotEqual (\S3B0, Zero)) {
CreateDwordField (^RBUF, ^BAR0._BAS, B0AD)
CreateDwordField (^RBUF, ^BAR0._LEN, B0LN)
Store (\S3B0, B0AD)
Store (SIO_BAR_LEN, B0LN)
}
Return (RBUF)
}
Method (_STA, 0, NotSerialized)
{
If (LEqual (\S3EN, 0)) {
Return (0x0)
} Else {
Return (0xF)
}
}
}
Device (SPI1)
{
// Serial IO SPI1 Controller
Name (_HID, "INT33C1")
Name (_CID, "INT33C1")
Name (_UID, 1)
Name (_ADR, 0x00150004)
// BAR0 is assigned during PCI enumeration and saved into NVS
Name (RBUF, ResourceTemplate ()
{
Memory32Fixed (ReadWrite, 0x00000000, 0x00000000, BAR0)
Interrupt (ResourceConsumer, Level, ActiveLow, Shared, , ,) {7}
})
// DMA channels are only used if Serial IO DMA controller is enabled
Name (DBUF, ResourceTemplate ()
{
// TODO: Need to update IASL to support FixedDMA
//FixedDMA (0x10, 0, Width32Bit, DMA1) // Tx
//FixedDMA (0x11, 1, Width32Bit, DMA2) // Rx
})
Method (_CRS, 0, NotSerialized)
{
// Update BAR0 address and length if set in NVS
If (LNotEqual (\S4B0, Zero)) {
CreateDwordField (^RBUF, ^BAR0._BAS, B0AD)
CreateDwordField (^RBUF, ^BAR0._LEN, B0LN)
Store (\S4B0, B0AD)
Store (SIO_BAR_LEN, B0LN)
}
// Check if Serial IO DMA Controller is enabled
If (LNotEqual (\_SB.PCI0.SDMA._STA, Zero)) {
Return (ConcatenateResTemplate (RBUF, DBUF))
} Else {
Return (RBUF)
}
}
Method (_STA, 0, NotSerialized)
{
If (LEqual (\S4EN, 0)) {
Return (0x0)
} Else {
Return (0xF)
}
}
}
Device (UAR0)
{
// Serial IO UART0 Controller
Name (_HID, "INT33C4")
Name (_CID, "INT33C4")
Name (_UID, 1)
Name (_ADR, 0x00150005)
// BAR0 is assigned during PCI enumeration and saved into NVS
Name (RBUF, ResourceTemplate ()
{
Memory32Fixed (ReadWrite, 0x00000000, 0x00000000, BAR0)
Interrupt (ResourceConsumer, Level, ActiveLow, Shared, , ,) {13}
})
// DMA channels are only used if Serial IO DMA controller is enabled
Name (DBUF, ResourceTemplate ()
{
// TODO: Need to update IASL to support FixedDMA
//FixedDMA (0x16, 2, Width32Bit, DMA1) // Tx
//FixedDMA (0x17, 3, Width32Bit, DMA2) // Rx
})
Method (_CRS, 0, NotSerialized)
{
// Update BAR0 address and length if set in NVS
If (LNotEqual (\S5B0, Zero)) {
CreateDwordField (^RBUF, ^BAR0._BAS, B0AD)
CreateDwordField (^RBUF, ^BAR0._LEN, B0LN)
Store (\S5B0, B0AD)
Store (SIO_BAR_LEN, B0LN)
}
// Check if Serial IO DMA Controller is enabled
If (LNotEqual (\_SB.PCI0.SDMA._STA, Zero)) {
Return (ConcatenateResTemplate (RBUF, DBUF))
} Else {
Return (RBUF)
}
}
Method (_STA, 0, NotSerialized)
{
If (LEqual (\S5EN, 0)) {
Return (0x0)
} Else {
Return (0xF)
}
}
}
Device (UAR1)
{
// Serial IO UART1 Controller
Name (_HID, "INT33C5")
Name (_CID, "INT33C5")
Name (_UID, 1)
Name (_ADR, 0x00150006)
// BAR0 is assigned during PCI enumeration and saved into NVS
Name (RBUF, ResourceTemplate ()
{
Memory32Fixed (ReadWrite, 0x00000000, 0x00000000, BAR0)
Interrupt (ResourceConsumer, Level, ActiveLow, Shared, , ,) {13}
})
Method (_CRS, 0, NotSerialized)
{
// Update BAR0 address and length if set in NVS
If (LNotEqual (\S6B0, Zero)) {
CreateDwordField (^RBUF, ^BAR0._BAS, B0AD)
CreateDwordField (^RBUF, ^BAR0._LEN, B0LN)
Store (\S6B0, B0AD)
Store (SIO_BAR_LEN, B0LN)
}
Return (RBUF)
}
Method (_STA, 0, NotSerialized)
{
If (LEqual (\S6EN, 0)) {
Return (0x0)
} Else {
Return (0xF)
}
}
}
Device (SDIO)
{
// Serial IO SDIO Controller
Name (_HID, "INT33C6")
Name (_CID, "PNP0D40")
Name (_UID, 1)
Name (_ADR, 0x00170000)
// BAR0 is assigned during PCI enumeration and saved into NVS
Name (RBUF, ResourceTemplate ()
{
Memory32Fixed (ReadWrite, 0x00000000, 0x00000000, BAR0)
Interrupt (ResourceConsumer, Level, ActiveLow, Shared, , ,) {5}
})
Method (_CRS, 0, NotSerialized)
{
// Update BAR0 address and length if set in NVS
If (LNotEqual (\S7B0, Zero)) {
CreateDwordField (^RBUF, ^BAR0._BAS, B0AD)
CreateDwordField (^RBUF, ^BAR0._LEN, B0LN)
Store (\S7B0, B0AD)
Store (SIO_BAR_LEN, B0LN)
}
Return (RBUF)
}
Method (_STA, 0, NotSerialized)
{
If (LEqual (\S7EN, 0)) {
Return (0x0)
} Else {
Return (0xF)
}
}
}
Device (GPIO)
{
// GPIO Controller
Name (_HID, "INT33C7")
Name (_CID, "INT33C7")
Name (_UID, 1)
Name (RBUF, ResourceTemplate()
{
DWordIo (ResourceProducer,
MinFixed, // IsMinFixed
MaxFixed, // IsMaxFixed
PosDecode, // Decode
EntireRange, // ISARanges
0x00000000, // AddressGranularity
0x00000000, // AddressMinimum
0x00000000, // AddressMaximum
0x00000000, // AddressTranslation
0x00000001, // RangeLength
, // ResourceSourceIndex
, // ResourceSource
BAR0)
Interrupt (ResourceConsumer,
Level, ActiveHigh, Shared, , ,) {14}
})
Method (_CRS, 0, NotSerialized)
{
If (\ISLP ()) {
CreateDwordField (^RBUF, ^BAR0._MIN, BMIN)
CreateDwordField (^RBUF, ^BAR0._MAX, BMAX)
CreateDwordField (^RBUF, ^BAR0._LEN, BLEN)
Store (DEFAULT_GPIOSIZE, BLEN)
Store (DEFAULT_GPIOBASE, BMIN)
Store (Subtract (Add (DEFAULT_GPIOBASE,
DEFAULT_GPIOSIZE), 1), BMAX)
}
Return (RBUF)
}
Method (_STA, 0, NotSerialized)
{
If (\ISLP ()) {
Return (0xF)
} Else {
Return (0x0)
}
}
}