Thread (34 messages) 34 messages, 7 authors, 2017-11-21

[PATCH v4 02/20] dt-bindings: arm: add support for ARM System Control and Management Interface(SCMI) protocol

From: robh@kernel.org (Rob Herring)
Date: 2017-11-06 22:18:25
Also in: linux-devicetree, lkml

On Fri, Nov 03, 2017 at 02:47:39PM +0000, Sudeep Holla wrote:
This patch adds devicetree binding for System Control and Management
Interface (SCMI) Message Protocol used between the Application Cores(AP)
and the System Control Processor(SCP). The MHU peripheral provides a
mechanism for inter-processor communication between SCP's M3 processor
and AP.

SCP offers control and management of the core/cluster power states,
various power domain DVFS including the core/cluster, certain system
clocks configuration, thermal sensors and many others.

SCMI protocol is developed as better replacement to the existing SCPI
which is not flexible and easily extensible.

Cc: Rob Herring <robh+dt@kernel.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Signed-off-by: Sudeep Holla <redacted>
---
 Documentation/devicetree/bindings/arm/arm,scmi.txt | 179 +++++++++++++++++++++
 MAINTAINERS                                        |   4 +-
 2 files changed, 181 insertions(+), 2 deletions(-)
 create mode 100644 Documentation/devicetree/bindings/arm/arm,scmi.txt
Acked-by: Rob Herring <robh@kernel.org>
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