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authorAngel Pons <th3fanbus@gmail.com>2020-09-25 00:55:26 +0200
committerAngel Pons <th3fanbus@gmail.com>2020-10-08 08:00:35 +0000
commit360695ba9e2328043443c9900a62d416d49dab58 (patch)
tree63447422255e6369c762e2136c58f2f48b72f542 /src/southbridge/intel/lynxpoint
parent9863e3a8b77ae15cb660b04ff9699d342b13e1bb (diff)
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>
Diffstat (limited to 'src/southbridge/intel/lynxpoint')
-rw-r--r--src/southbridge/intel/lynxpoint/acpi/serialio.asl20
1 files changed, 8 insertions, 12 deletions
diff --git a/src/southbridge/intel/lynxpoint/acpi/serialio.asl b/src/southbridge/intel/lynxpoint/acpi/serialio.asl
index 83bc6eb6b6..ce3a869a92 100644
--- a/src/southbridge/intel/lynxpoint/acpi/serialio.asl
+++ b/src/southbridge/intel/lynxpoint/acpi/serialio.asl
@@ -162,9 +162,8 @@ Device (I2C0)
// 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
+ FixedDMA (0x18, 4, Width32Bit, DMA1) // Tx
+ FixedDMA (0x19, 5, Width32Bit, DMA2) // Rx
})
Method (_CRS, 0, NotSerialized)
@@ -243,9 +242,8 @@ Device (I2C1)
// 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
+ FixedDMA (0x1A, 6, Width32Bit, DMA1) // Tx
+ FixedDMA (0x1B, 7, Width32Bit, DMA2) // Rx
})
Method (_CRS, 0, NotSerialized)
@@ -358,9 +356,8 @@ Device (SPI1)
// 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
+ FixedDMA (0x10, 0, Width32Bit, DMA1) // Tx
+ FixedDMA (0x11, 1, Width32Bit, DMA2) // Rx
})
Method (_CRS, 0, NotSerialized)
@@ -408,9 +405,8 @@ Device (UAR0)
// 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
+ FixedDMA (0x16, 2, Width32Bit, DMA1) // Tx
+ FixedDMA (0x17, 3, Width32Bit, DMA2) // Rx
})
Method (_CRS, 0, NotSerialized)