[PATCH V7 3/3] OPP: Add binding for 'opp-suspend'
Viresh Kumar
viresh.kumar at linaro.org
Sat Jun 13 01:40:23 PDT 2015
On 04-06-15, 21:50, Viresh Kumar wrote:
> + opp-suspend = <&suspend_opp>;
> - opp00 {
> + suspend-opp: opp00 {
Minor nit, s/suspend-opp/suspend_opp
and here is updated patch
From: Viresh Kumar <viresh.kumar at linaro.org>
Date: Wed, 20 May 2015 08:27:49 +0530
Subject: [PATCH V8] OPP: Add binding for 'opp-suspend'
On few platforms, for power efficiency, we want the device to be
configured for a specific OPP while we put the device in suspend state.
Add an optional property in operating-points-v2 bindings for that.
Acked-by: Nishanth Menon <nm at ti.com>
Suggested-by: Nishanth Menon <nm at ti.com>
Signed-off-by: Viresh Kumar <viresh.kumar at linaro.org>
---
Documentation/devicetree/bindings/power/opp.txt | 14 ++++++++++----
1 file changed, 10 insertions(+), 4 deletions(-)
diff --git a/Documentation/devicetree/bindings/power/opp.txt b/Documentation/devicetree/bindings/power/opp.txt
index 2938c52dbf84..29f115d26f7d 100644
--- a/Documentation/devicetree/bindings/power/opp.txt
+++ b/Documentation/devicetree/bindings/power/opp.txt
@@ -74,6 +74,8 @@ This describes the OPPs belonging to a device. This node can have following
Missing property means devices have independent clock/voltage/current lines,
but they share OPP tables.
+- opp-suspend: Phandle of the OPP to set while device is suspended.
+
* OPP Node
@@ -145,9 +147,10 @@ Example 1: Single cluster Dual-core ARM cortex A9, switch DVFS states together.
cpu0_opp_table: opp_table0 {
compatible = "operating-points-v2";
+ opp-suspend = <&suspend_opp>;
opp-shared;
- opp00 {
+ suspend_opp: opp00 {
opp-hz = <1000000000>;
opp-microvolt = <970000 975000 985000>;
opp-microamp = <70000>;
@@ -219,13 +222,14 @@ independently.
cpu_opp_table: opp_table {
compatible = "operating-points-v2";
+ opp-suspend = <&suspend_opp>;
/*
* Missing opp-shared property means CPUs switch DVFS states
* independently.
*/
- opp00 {
+ suspend_opp: opp00 {
opp-hz = <1000000000>;
opp-microvolt = <970000 975000 985000>;
opp-microamp = <70000>;
@@ -298,9 +302,10 @@ DVFS state together.
cluster0_opp: opp_table0 {
compatible = "operating-points-v2";
+ opp-suspend = <&suspend_opp0>;
opp-shared;
- opp00 {
+ suspend_opp: opp00 {
opp-hz = <1000000000>;
opp-microvolt = <970000 975000 985000>;
opp-microamp = <70000>;
@@ -323,9 +328,10 @@ DVFS state together.
cluster1_opp: opp_table1 {
compatible = "operating-points-v2";
+ opp-suspend = <&suspend_opp1>;
opp-shared;
- opp10 {
+ suspend_opp: opp10 {
opp-hz = <1300000000>;
opp-microvolt = <1045000 1050000 1055000>;
opp-microamp = <95000>;
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