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authorRafael J. Wysocki <rafael.j.wysocki@intel.com>2015-08-08 03:13:49 +0200
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2015-08-08 03:13:49 +0200
commit00dabd57e8207c6c7f3a5decc2c56e54951d568a (patch)
tree0e6f91877982eabed4283e64e022e7e53d94b77e /Documentation
parent74d33293e467df61de1b1d8b2fbe29e550dec33b (diff)
parenta622789aeebdeaa52d68bbc3930edbc3e820b54a (diff)
Merge tag 'pull_req_20150803' of https://git.kernel.org/pub/scm/linux/kernel/git/mzx/devfreq into pm-devfreq
Pull devfreq changes for v4.3 from MyungJoo Ham. - Device driver update to support additional hardare - Documentation error fix * tag 'pull_req_20150803' of https://git.kernel.org/pub/scm/linux/kernel/git/mzx/devfreq: PM / devfreq: exynos-ppmu: Update documentation to support PPMUv2 PM / devfreq: exynos-ppmu: Add the support of PPMUv2 for Exynos5433 PM / devfreq: event: Remove incorrect property in exynos-ppmu DT binding
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/devicetree/bindings/devfreq/event/exynos-ppmu.txt43
1 files changed, 40 insertions, 3 deletions
diff --git a/Documentation/devicetree/bindings/devfreq/event/exynos-ppmu.txt b/Documentation/devicetree/bindings/devfreq/event/exynos-ppmu.txt
index b54bf3a2ff57..3e36c1d11386 100644
--- a/Documentation/devicetree/bindings/devfreq/event/exynos-ppmu.txt
+++ b/Documentation/devicetree/bindings/devfreq/event/exynos-ppmu.txt
@@ -11,15 +11,14 @@ to various devfreq devices. The devfreq devices would use the event data when
derterming the current state of each IP.
Required properties:
-- compatible: Should be "samsung,exynos-ppmu".
+- compatible: Should be "samsung,exynos-ppmu" or "samsung,exynos-ppmu-v2.
- reg: physical base address of each PPMU and length of memory mapped region.
Optional properties:
- clock-names : the name of clock used by the PPMU, "ppmu"
- clocks : phandles for clock specified in "clock-names" property
-- #clock-cells: should be 1.
-Example1 : PPMU nodes in exynos3250.dtsi are listed below.
+Example1 : PPMUv1 nodes in exynos3250.dtsi are listed below.
ppmu_dmc0: ppmu_dmc0@106a0000 {
compatible = "samsung,exynos-ppmu";
@@ -108,3 +107,41 @@ Example2 : Events of each PPMU node in exynos3250-rinato.dts are listed below.
};
};
};
+
+Example3 : PPMUv2 nodes in exynos5433.dtsi are listed below.
+
+ ppmu_d0_cpu: ppmu_d0_cpu@10480000 {
+ compatible = "samsung,exynos-ppmu-v2";
+ reg = <0x10480000 0x2000>;
+ status = "disabled";
+ };
+
+ ppmu_d0_general: ppmu_d0_general@10490000 {
+ compatible = "samsung,exynos-ppmu-v2";
+ reg = <0x10490000 0x2000>;
+ status = "disabled";
+ };
+
+ ppmu_d0_rt: ppmu_d0_rt@104a0000 {
+ compatible = "samsung,exynos-ppmu-v2";
+ reg = <0x104a0000 0x2000>;
+ status = "disabled";
+ };
+
+ ppmu_d1_cpu: ppmu_d1_cpu@104b0000 {
+ compatible = "samsung,exynos-ppmu-v2";
+ reg = <0x104b0000 0x2000>;
+ status = "disabled";
+ };
+
+ ppmu_d1_general: ppmu_d1_general@104c0000 {
+ compatible = "samsung,exynos-ppmu-v2";
+ reg = <0x104c0000 0x2000>;
+ status = "disabled";
+ };
+
+ ppmu_d1_rt: ppmu_d1_rt@104d0000 {
+ compatible = "samsung,exynos-ppmu-v2";
+ reg = <0x104d0000 0x2000>;
+ status = "disabled";
+ };