msm: cpr-regulator: add dummy read to bypass false register value
There is an issue in certain CPR HW, which requires ignoring the
first read of IRQ_STATUS register in ISR.
CRs-Fixed: 570495
Change-Id: Ib1a57a3da3c60ffb5af3669947a4eb09dbb8c255
Signed-off-by:
Ke Liu <keliu@codeaurora.org>
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