diff options
Diffstat (limited to 'src/soc/intel/broadwell/pch/acpi/serialio.asl')
| -rw-r--r-- | src/soc/intel/broadwell/pch/acpi/serialio.asl | 616 |
1 files changed, 616 insertions, 0 deletions
diff --git a/src/soc/intel/broadwell/pch/acpi/serialio.asl b/src/soc/intel/broadwell/pch/acpi/serialio.asl new file mode 100644 index 0000000000..218ddc3b40 --- /dev/null +++ b/src/soc/intel/broadwell/pch/acpi/serialio.asl @@ -0,0 +1,616 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ + +// Intel Serial IO Devices in ACPI Mode + +// Serial IO Device BAR0 and BAR1 is 4KB +#define SIO_BAR_LEN 0x1000 + +// Put SerialIO device in D0 state +// Arg0 - BAR1 of device +// Arg1 - Set if device is in ACPI mode +Method (LPD0, 2, Serialized) +{ + // PCI mode devices will be handled by OS PCI bus driver + If (LEqual (Arg1, 0)) { + Return + } + + OperationRegion (SPRT, SystemMemory, Add (Arg0, 0x84), 4) + Field (SPRT, DWordAcc, NoLock, Preserve) + { + SPCS, 32 + } + + And (SPCS, 0xFFFFFFFC, SPCS) + Store (SPCS, Local0) // Read back after writing + + // Use Local0 to avoid iasl warning: Method Local is set but never used + And(Local0, Ones, Local0) +} + +// Put SerialIO device in D3 state +// Arg0 - BAR1 of device +// Arg1 - Set if device is in ACPI mode +Method (LPD3, 2, Serialized) +{ + // PCI mode devices will be handled by OS PCI bus driver + If (LEqual (Arg1, 0)) { + Return + } + + OperationRegion (SPRT, SystemMemory, Add (Arg0, 0x84), 4) + Field (SPRT, DWordAcc, NoLock, Preserve) + { + SPCS, 32 + } + + Or (SPCS, 0x3, SPCS) + Store (SPCS, Local0) // Read back after writing + + // Use Local0 to avoid iasl warning: Method Local is set but never used + And(Local0, Ones, Local0) +} + +// 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 + Method (_HID) + { + If (\ISWP ()) { + // WildcatPoint + Return ("INT3432") + } + + // LynxPoint-LP + Return ("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 () + { + 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) + } + } + + Method (_PS0, 0, Serialized) + { + ^^LPD0 (\S1B1, \S1EN) + } + + Method (_PS3, 0, Serialized) + { + ^^LPD3 (\S1B1, \S1EN) + } +} + +Device (I2C1) +{ + // Serial IO I2C1 Controller + Method (_HID) + { + If (\ISWP ()) { + // WildcatPoint + Return ("INT3433") + } + + // LynxPoint-LP + Return ("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 () + { + 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) + } + } + + Method (_PS0, 0, Serialized) + { + ^^LPD0 (\S2B1, \S2EN) + } + + Method (_PS3, 0, Serialized) + { + ^^LPD3 (\S2B1, \S2EN) + } +} + +Device (SPI0) +{ + // Serial IO SPI0 Controller + Method (_HID) + { + If (\ISWP ()) { + // WildcatPoint + Return ("INT3430") + } + + // LynxPoint-LP + Return ("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) + } + } + + Method (_PS0, 0, Serialized) + { + ^^LPD0 (\S3B1, \S3EN) + } + + Method (_PS3, 0, Serialized) + { + ^^LPD3 (\S3B1, \S3EN) + } +} + +Device (SPI1) +{ + // Serial IO SPI1 Controller + Method (_HID) + { + If (\ISWP ()) { + // WildcatPoint + Return ("INT3431") + } + + // LynxPoint-LP + Return ("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 () + { + 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) + } + } + + Method (_PS0, 0, Serialized) + { + ^^LPD0 (\S4B1, \S4EN) + } + + Method (_PS3, 0, Serialized) + { + ^^LPD3 (\S4B1, \S4EN) + } +} + +Device (UAR0) +{ + // Serial IO UART0 Controller + Method (_HID) + { + If (\ISWP ()) { + // WildcatPoint + Return ("INT3434") + } + + // LynxPoint-LP + Return ("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 () + { + 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) + } + } + + Method (_PS0, 0, Serialized) + { + ^^LPD0 (\S5B1, \S5EN) + } + + Method (_PS3, 0, Serialized) + { + ^^LPD3 (\S5B1, \S5EN) + } +} + +Device (UAR1) +{ + // Serial IO UART1 Controller + Method (_HID) + { + If (\ISWP ()) { + // WildcatPoint + Return ("INT3435") + } + + // LynxPoint-LP + Return ("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) + } + } + + Method (_PS0, 0, Serialized) + { + ^^LPD0 (\S6B1, \S6EN) + } + + Method (_PS3, 0, Serialized) + { + ^^LPD3 (\S6B1, \S6EN) + } +} + +Device (SDIO) +{ + // Serial IO SDIO Controller + Method (_HID) + { + If (\ISWP ()) { + // WildcatPoint + Return ("INT3436") + } + + // LynxPoint-LP + Return ("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) + } + } +} |