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authorMatt DeVillier <matt.devillier@gmail.com>2017-06-06 23:51:57 -0500
committerMartin Roth <martinroth@google.com>2017-06-09 16:56:54 +0200
commit930577ac7b090e9af0a988560c3445b7ba78f08c (patch)
treeab9682cd84fe13cb932bbb862f59beacfb3476b9 /src/soc/intel
parentf6cfa71217f8a8b42e1f6fe8be6b91d2ef0bca63 (diff)
downloadcoreboot-930577ac7b090e9af0a988560c3445b7ba78f08c.tar.xz
soc/baytrail: assign unique DMA request lines to I2C controllers
Each I2C controller should have a unique pair of DMA request lines, and DMA channels should be assigned incrementally, rolling over as necessary. Source: Intel Baytrail/ValleyView UEFI reference code Change-Id: Icc9b27aaa14583d11d325e43d9165ddda72ca865 Signed-off-by: Matt DeVillier <matt.devillier@gmail.com> Reviewed-on: https://review.coreboot.org/20080 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Diffstat (limited to 'src/soc/intel')
-rw-r--r--src/soc/intel/baytrail/acpi/lpss.asl24
1 files changed, 12 insertions, 12 deletions
diff --git a/src/soc/intel/baytrail/acpi/lpss.asl b/src/soc/intel/baytrail/acpi/lpss.asl
index 6cac06a13e..6473a78419 100644
--- a/src/soc/intel/baytrail/acpi/lpss.asl
+++ b/src/soc/intel/baytrail/acpi/lpss.asl
@@ -156,8 +156,8 @@ Device (I2C2)
{
LPSS_I2C2_IRQ
}
- FixedDMA (0x10, 0x0, Width32Bit, )
- FixedDMA (0x11, 0x1, Width32Bit, )
+ FixedDMA (0x12, 0x2, Width32Bit, )
+ FixedDMA (0x13, 0x3, Width32Bit, )
})
Method (_CRS)
@@ -215,8 +215,8 @@ Device (I2C3)
{
LPSS_I2C3_IRQ
}
- FixedDMA (0x10, 0x0, Width32Bit, )
- FixedDMA (0x11, 0x1, Width32Bit, )
+ FixedDMA (0x14, 0x4, Width32Bit, )
+ FixedDMA (0x15, 0x5, Width32Bit, )
})
Method (_CRS)
@@ -274,8 +274,8 @@ Device (I2C4)
{
LPSS_I2C4_IRQ
}
- FixedDMA (0x10, 0x0, Width32Bit, )
- FixedDMA (0x11, 0x1, Width32Bit, )
+ FixedDMA (0x16, 0x6, Width32Bit, )
+ FixedDMA (0x17, 0x7, Width32Bit, )
})
Method (_CRS)
@@ -333,8 +333,8 @@ Device (I2C5)
{
LPSS_I2C5_IRQ
}
- FixedDMA (0x10, 0x0, Width32Bit, )
- FixedDMA (0x11, 0x1, Width32Bit, )
+ FixedDMA (0x18, 0x0, Width32Bit, )
+ FixedDMA (0x19, 0x1, Width32Bit, )
})
Method (_CRS)
@@ -392,8 +392,8 @@ Device (I2C6)
{
LPSS_I2C6_IRQ
}
- FixedDMA (0x10, 0x0, Width32Bit, )
- FixedDMA (0x11, 0x1, Width32Bit, )
+ FixedDMA (0x1A, 0x2, Width32Bit, )
+ FixedDMA (0x1B, 0x3, Width32Bit, )
})
Method (_CRS)
@@ -451,8 +451,8 @@ Device (I2C7)
{
LPSS_I2C7_IRQ
}
- FixedDMA (0x10, 0x0, Width32Bit, )
- FixedDMA (0x11, 0x1, Width32Bit, )
+ FixedDMA (0x1C, 0x4, Width32Bit, )
+ FixedDMA (0x1D, 0x5, Width32Bit, )
})
Method (_CRS)