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authorSebastien Guiriec <sebastien.guiriec@intel.com>2016-12-05 17:45:03 +0100
committerMark Brown <broonie@kernel.org>2016-12-05 17:22:27 +0000
commitda91723ce0c5e0bbd5dc91d66447ba165241c257 (patch)
tree5ebc57e95919f5449e35b30b890a7a6cc4114889 /Documentation/ABI
parentc7da1e9d2641f67e8b20703118ac02fe79604f10 (diff)
ASoC: Intel: Add ASoC Intel SST Atom sysfs description
For ASoC Intel SST Atom based devices a sysfs entry is created in order to track FW version. The FW version is useful in order to check the different Version of LPE DSP FW across Intel SoCs. Signed-off-by: Sebastien Guiriec <sebastien.guiriec@intel.com> Acked-by: Vinod Koul <vinod.koul@intel.com> Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'Documentation/ABI')
-rw-r--r--Documentation/ABI/testing/sysfs-platform-sst-atom17
1 files changed, 17 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-platform-sst-atom b/Documentation/ABI/testing/sysfs-platform-sst-atom
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index 000000000000..0d07c0395660
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+++ b/Documentation/ABI/testing/sysfs-platform-sst-atom
@@ -0,0 +1,17 @@
+What: /sys/devices/platform/8086%x:00/firmware_version
+Date: November 2016
+KernelVersion: 4.10
+Contact: "Sebastien Guiriec" <sebastien.guiriec@intel.com>
+Description:
+ LPE Firmware version for SST driver on all atom
+ plaforms (BYT/CHT/Merrifield/BSW).
+ If the FW has never been loaded it will display:
+ "FW not yet loaded"
+ If FW has been loaded it will display:
+ "v01.aa.bb.cc"
+ aa: Major version is reflecting SoC version:
+ 0d: BYT FW
+ 0b: BSW FW
+ 07: Merrifield FW
+ bb: Minor version
+ cc: Build version