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authorV Sowmya <v.sowmya@intel.com>2017-09-25 16:18:26 +0530
committerMartin Roth <martinroth@google.com>2017-09-27 16:43:54 +0000
commit77be394b1d7289cbcb12077c48b376eaf448dd7f (patch)
tree6eac6433b60765725e10605132a338bbc9bd491e
parentc6c4217968a9cc25e236b644781fbea601c183df (diff)
downloadcoreboot-77be394b1d7289cbcb12077c48b376eaf448dd7f.tar.xz
soc/intel/skylake: Remove CCA object for IMGU and CIO2 devices
IMGU and CIO2 devices do support the hardware managed cache coherency and hence removing the CCA object which was reporting that cache coherency is not supported. BUG=none BRANCH=none TEST=Build and boot soraka. Dump ACPI tables and verify that CCA object is not present. Change-Id: I14b0a92eafe193e9004d2dad0957a3fe8d05d313 Signed-off-by: V Sowmya <v.sowmya@intel.com> Reviewed-on: https://review.coreboot.org/21678 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Sumeet R Pawnikar <sumeet.r.pawnikar@intel.com> Reviewed-by: Furquan Shaikh <furquan@google.com> Reviewed-by: Aaron Durbin <adurbin@chromium.org>
-rw-r--r--src/soc/intel/skylake/acpi/ipu.asl2
1 files changed, 0 insertions, 2 deletions
diff --git a/src/soc/intel/skylake/acpi/ipu.asl b/src/soc/intel/skylake/acpi/ipu.asl
index 891c40ce34..c78b5be4a5 100644
--- a/src/soc/intel/skylake/acpi/ipu.asl
+++ b/src/soc/intel/skylake/acpi/ipu.asl
@@ -18,7 +18,6 @@ Device (IMGU)
{
Name (_ADR, 0x00050000)
Name (_DDN, "Imaging Unit")
- Name (_CCA, ZERO)
Name (CAMD, 0x01)
}
@@ -27,6 +26,5 @@ Device (CIO2)
{
Name (_ADR, 0x00140003)
Name (_DDN, "Camera and Imaging Subsystem")
- Name (_CCA, ZERO)
Name (CAMD, 0x00)
}