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coresight-tpda: add support to generate FREQTS packets

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Add support to configure TPDA to generate ASYNC-VERSION-FREQTS packets
regardless of the cause of the ASYNC-VERSION.

Change-Id: I57a39f6d22e6c54a2680fbe54e68f1d31429a70f
Signed-off-by: Shashank Mittal <mittals@codeaurora.org>
This commit is contained in:
Shashank Mittal 2016-08-23 19:03:16 -07:00
parent ff509cd1a7
commit 9199ccc71b
1 changed files with 4 additions and 0 deletions
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4
drivers/hwtracing/coresight/coresight-tpda.c
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@ -94,6 +94,10 @@ static void __tpda_enable_pre_port(struct tpda_drvdata *drvdata)
val = val | BIT(2);
else
val = val & ~BIT(2);
/* Force ASYNC-VERSION-FREQTS sequence */
val = val | BIT(21);
tpda_writel(drvdata, val, TPDA_CR);
/*