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sb/intel/lynxpoint/acpi/serialio.asl: Enable DMA channels 

Broadwell does this, so do it on Lynx Point too.

Change-Id: I309f0cbf93e3f75b20cdd049d9437841ef61c03a
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/45719
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Matt DeVillier <matt.devillier@gmail.com>
This commit is contained in:
Angel Pons 2020-09-25 00:55:26 +02:00
parent 9863e3a8b7
commit 360695ba9e
1 changed files with 8 additions and 12 deletions
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20
src/southbridge/intel/lynxpoint/acpi/serialio.asl
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@ -162,9 +162,8 @@ Device (I2C0)
// DMA channels are only used if Serial IO DMA controller is enabled // DMA channels are only used if Serial IO DMA controller is enabled
Name (DBUF, ResourceTemplate () Name (DBUF, ResourceTemplate ()
{ {
// TODO: Need to update IASL to support FixedDMA FixedDMA (0x18, 4, Width32Bit, DMA1) // Tx
//FixedDMA (0x18, 4, Width32Bit, DMA1) // Tx FixedDMA (0x19, 5, Width32Bit, DMA2) // Rx
//FixedDMA (0x19, 5, Width32Bit, DMA2) // Rx
}) })
Method (_CRS, 0, NotSerialized) Method (_CRS, 0, NotSerialized)
@ -243,9 +242,8 @@ Device (I2C1)
// DMA channels are only used if Serial IO DMA controller is enabled // DMA channels are only used if Serial IO DMA controller is enabled
Name (DBUF, ResourceTemplate () Name (DBUF, ResourceTemplate ()
{ {
// TODO: Need to update IASL to support FixedDMA FixedDMA (0x1A, 6, Width32Bit, DMA1) // Tx
//FixedDMA (0x1A, 6, Width32Bit, DMA1) // Tx FixedDMA (0x1B, 7, Width32Bit, DMA2) // Rx
//FixedDMA (0x1B, 7, Width32Bit, DMA2) // Rx
}) })
Method (_CRS, 0, NotSerialized) Method (_CRS, 0, NotSerialized)
@ -358,9 +356,8 @@ Device (SPI1)
// DMA channels are only used if Serial IO DMA controller is enabled // DMA channels are only used if Serial IO DMA controller is enabled
Name (DBUF, ResourceTemplate () Name (DBUF, ResourceTemplate ()
{ {
// TODO: Need to update IASL to support FixedDMA FixedDMA (0x10, 0, Width32Bit, DMA1) // Tx
//FixedDMA (0x10, 0, Width32Bit, DMA1) // Tx FixedDMA (0x11, 1, Width32Bit, DMA2) // Rx
//FixedDMA (0x11, 1, Width32Bit, DMA2) // Rx
}) })
Method (_CRS, 0, NotSerialized) Method (_CRS, 0, NotSerialized)
@ -408,9 +405,8 @@ Device (UAR0)
// DMA channels are only used if Serial IO DMA controller is enabled // DMA channels are only used if Serial IO DMA controller is enabled
Name (DBUF, ResourceTemplate () Name (DBUF, ResourceTemplate ()
{ {
// TODO: Need to update IASL to support FixedDMA FixedDMA (0x16, 2, Width32Bit, DMA1) // Tx
//FixedDMA (0x16, 2, Width32Bit, DMA1) // Tx FixedDMA (0x17, 3, Width32Bit, DMA2) // Rx
//FixedDMA (0x17, 3, Width32Bit, DMA2) // Rx
}) })
Method (_CRS, 0, NotSerialized) Method (_CRS, 0, NotSerialized)