From: Michel Jaouen <redacted>

The local timer clock is based on ARM subsystem clock. This patch
obtains a more exact value of that clock by reading PRCMU registers.
Using this increases the accuracy of the local timer events.

Signed-off-by: Ulf Hansson <redacted>
Signed-off-by: Rickard Andersson <redacted>
Signed-off-by: Michel Jaouen <redacted>
---
 drivers/mfd/db8500-prcmu.c       |   42 ++++++++++++++++++++++++++++++++++++++
 drivers/mfd/dbx500-prcmu-regs.h  |    4 +++-
 include/linux/mfd/dbx500-prcmu.h |    1 +
 3 files changed, 46 insertions(+), 1 deletion(-)

diff --git a/drivers/mfd/db8500-prcmu.c b/drivers/mfd/db8500-prcmu.c
index 4f74529..e7f9539 100644
--- a/drivers/mfd/db8500-prcmu.c
+++ b/drivers/mfd/db8500-prcmu.c

@@ -418,6 +418,9 @@ static struct {
 
 static atomic_t ac_wake_req_state = ATOMIC_INIT(0);
 
+/* Functions definition */
+static void compute_armss_rate(void);
+