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authorLinux Build Service Account <lnxbuild@localhost>2017-04-05 12:16:57 -0700
committerGerrit - the friendly Code Review server <code-review@localhost>2017-04-05 12:16:56 -0700
commitbbc2d362eb2cddf1314725d4896aa0e4cd3182da (patch)
treeaca8145f37ee42a515756fa61f00cc1f4fda15f3 /Documentation
parentb8d554f7cb26611c26ae257d995d85c00c725612 (diff)
parentdf018af6406858c212034c47385a62917390160c (diff)
Merge "ARM: dts: msm: enable SDR104 workaround for MSM8998"
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/devicetree/bindings/mmc/sdhci-msm.txt5
1 files changed, 5 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/mmc/sdhci-msm.txt b/Documentation/devicetree/bindings/mmc/sdhci-msm.txt
index 0b46fd3d8ebf..d00e26b4d5ed 100644
--- a/Documentation/devicetree/bindings/mmc/sdhci-msm.txt
+++ b/Documentation/devicetree/bindings/mmc/sdhci-msm.txt
@@ -75,6 +75,11 @@ Optional Properties:
during clock scaling. If this property is not
defined, then it falls back to the default HS
bus speed mode to maintain backward compatibility.
+ - qcom,sdr104-wa: On Certain chipsets, SDR104 mode might be unstable causing CRC errors
+ on the interface. So there is a workaround implemented to skip printing
+ register dumps on CRC errors and also downgrade bus speed mode to
+ SDR50/DDR50 in case of continuous CRC errors. Set this flag to enable
+ this workaround.
In the following, <supply> can be vdd (flash core voltage) or vdd-io (I/O voltage).
- qcom,<supply>-always-on - specifies whether supply should be kept "on" always.