From: Viresh Kumar <viresh.kumar@linaro.org>
To: Rafael Wysocki <rjw@rjwysocki.net>,
robh+dt@kernel.org, sboyd@codeaurora.org, lee.jones@linaro.org
Cc: linaro-kernel@lists.linaro.org, linux-pm@vger.kernel.org,
mark.rutland@arm.com, pawel.moll@arm.com,
ijc+devicetree@hellion.org.uk, galak@codeaurora.org, nm@ti.com,
devicetree@vger.kernel.org, b.zolnierkie@samsung.com,
m.szyprowski@samsung.com, Viresh Kumar <viresh.kumar@linaro.org>,
open list <linux-kernel@vger.kernel.org>,
"Rafael J. Wysocki" <rafael.j.wysocki@intel.com>
Subject: [PATCH V2 3/5] PM / OPP: Remove 'operating-points-names' binding
Date: Thu, 5 Nov 2015 07:11:54 +0530 [thread overview]
Message-ID: <c4070eeceb0fdf6a6ab56fcaef1769d01dd01c7e.1446687367.git.viresh.kumar@linaro.org> (raw)
In-Reply-To: <cover.1446687367.git.viresh.kumar@linaro.org>
In-Reply-To: <cover.1446687367.git.viresh.kumar@linaro.org>
These aren't used until now by any DT files and wouldn't be used now as
we have a better scheme in place now, i.e. opp-property-<name>
properties.
Remove the (useless) binding without breaking ABI.
Reviewed-by: Stephen Boyd <sboyd@codeaurora.org>
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
---
Documentation/devicetree/bindings/opp/opp.txt | 62 +--------------------------
1 file changed, 2 insertions(+), 60 deletions(-)
diff --git a/Documentation/devicetree/bindings/opp/opp.txt b/Documentation/devicetree/bindings/opp/opp.txt
index 61c6f25cf8e2..30c4bb3718bc 100644
--- a/Documentation/devicetree/bindings/opp/opp.txt
+++ b/Documentation/devicetree/bindings/opp/opp.txt
@@ -45,21 +45,10 @@ Devices supporting OPPs must set their "operating-points-v2" property with
phandle to a OPP table in their DT node. The OPP core will use this phandle to
find the operating points for the device.
-Devices may want to choose OPP tables at runtime and so can provide a list of
-phandles here. But only *one* of them should be chosen at runtime. This must be
-accompanied by a corresponding "operating-points-names" property, to uniquely
-identify the OPP tables.
-
If required, this can be extended for SoC vendor specfic bindings. Such bindings
should be documented as Documentation/devicetree/bindings/power/<vendor>-opp.txt
and should have a compatible description like: "operating-points-v2-<vendor>".
-Optional properties:
-- operating-points-names: Names of OPP tables (required if multiple OPP
- tables are present), to uniquely identify them. The same list must be present
- for all the CPUs which are sharing clock/voltage rails and hence the OPP
- tables.
-
* OPP Table Node
This describes the OPPs belonging to a device. This node can have following
@@ -454,54 +443,7 @@ Example 4: Handling multiple regulators
};
};
-Example 5: Multiple OPP tables
-
-/ {
- cpus {
- cpu@0 {
- compatible = "arm,cortex-a7";
- ...
-
- cpu-supply = <&cpu_supply>
- operating-points-v2 = <&cpu0_opp_table_slow>, <&cpu0_opp_table_fast>;
- operating-points-names = "slow", "fast";
- };
- };
-
- cpu0_opp_table_slow: opp_table_slow {
- compatible = "operating-points-v2";
- status = "okay";
- opp-shared;
-
- opp00 {
- opp-hz = /bits/ 64 <600000000>;
- ...
- };
-
- opp01 {
- opp-hz = /bits/ 64 <800000000>;
- ...
- };
- };
-
- cpu0_opp_table_fast: opp_table_fast {
- compatible = "operating-points-v2";
- status = "okay";
- opp-shared;
-
- opp10 {
- opp-hz = /bits/ 64 <1000000000>;
- ...
- };
-
- opp11 {
- opp-hz = /bits/ 64 <1100000000>;
- ...
- };
- };
-};
-
-Example 6: opp-supported-hw
+Example 5: opp-supported-hw
(example: three level hierarchy of versions: cuts, substrate and process)
/ {
@@ -546,7 +488,7 @@ Example 6: opp-supported-hw
};
};
-Example 7: opp-microvolt-<name>, opp-microamp-<name>, turbo-mode-<name>,
+Example 6: opp-microvolt-<name>, opp-microamp-<name>, turbo-mode-<name>,
opp-suspend-<name>:
(example: device with two possible microvolt ranges: slow and fast)
--
2.6.2.198.g614a2ac
next prev parent reply other threads:[~2015-11-05 1:41 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-11-05 1:41 [PATCH V2 0/5] PM / OPP: opp-supported-hw and <prop>-name bindings Viresh Kumar
2015-11-05 1:41 ` [PATCH V2 1/5] PM / OPP: Add "opp-supported-hw" binding Viresh Kumar
2015-11-05 2:57 ` Rob Herring
2015-11-05 1:41 ` [PATCH V2 2/5] PM / OPP: Add {opp-microvolt|opp-microamp|turbo-mode|opp-suspend}-<name> binding Viresh Kumar
2015-11-05 3:02 ` Rob Herring
2015-11-05 3:19 ` Viresh Kumar
2015-11-05 23:33 ` Rob Herring
2015-11-06 1:53 ` Viresh Kumar
2015-11-10 14:55 ` Viresh Kumar
2015-11-10 15:37 ` Rob Herring
2015-11-05 1:41 ` Viresh Kumar [this message]
[not found] ` <c4070eeceb0fdf6a6ab56fcaef1769d01dd01c7e.1446687367.git.viresh.kumar-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2015-11-05 3:09 ` [PATCH V2 3/5] PM / OPP: Remove 'operating-points-names' binding Rob Herring
2015-11-05 1:41 ` [PATCH V2 4/5] PM / OPP: Rename OPP nodes as opp@<opp-hz> Viresh Kumar
2015-11-05 3:18 ` Rob Herring
2015-11-05 1:41 ` [PATCH V2 5/5] ARM: dts: exynos4412: " Viresh Kumar
2015-11-05 1:51 ` Krzysztof Kozlowski
2015-11-05 1:57 ` Viresh Kumar
2015-11-05 22:31 ` [PATCH V2 0/5] PM / OPP: opp-supported-hw and <prop>-name bindings Rafael J. Wysocki
2015-11-06 1:45 ` Viresh Kumar
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