On 03-11-17, 14:47, Sudeep Holla wrote:

On some ARM based systems, a separate Cortex-M based System Control
Processor(SCP) provides the overall power, clock, reset and system
control including CPU DVFS. SCMI Message Protocol is used to
communicate with the SCP.

This patch adds a cpufreq driver for such systems using SCMI interface
to drive CPU DVFS.

Cc: "Rafael J. Wysocki" <redacted>
Cc: Viresh Kumar <redacted>
Cc: linux-pm-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Signed-off-by: Sudeep Holla <redacted>
---
 MAINTAINERS                    |   2 +-
 drivers/cpufreq/Kconfig.arm    |  11 ++
 drivers/cpufreq/Makefile       |   1 +
 drivers/cpufreq/scmi-cpufreq.c | 274 +++++++++++++++++++++++++++++++++++++++++
 4 files changed, 287 insertions(+), 1 deletion(-)
 create mode 100644 drivers/cpufreq/scmi-cpufreq.c

Acked-by: Viresh Kumar <redacted>

-- 
viresh
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