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Message-id: <1422924551-10474-2-git-send-email-cw00.choi@samsung.com>
Date: Tue, 03 Feb 2015 09:49:08 +0900
From: Chanwoo Choi <cw00.choi@...sung.com>
To: kgene@...nel.org
Cc: ben-linux@...ff.org, kyungmin.park@...sung.com,
myungjoo.ham@...sung.com, inki.dae@...sung.com,
cw00.choi@...sung.com, kgene@...il.com,
linux-samsung-soc@...r.kernel.org, linux-kernel@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org
Subject: [PATCH v11 1/4] ARM: dts: Add PPMU dt node for Exynos3250 SoC
This patch add PPMU (Platform Performance Monitoring Unit) dt node
to estimate the utilization of each IP in Exynos SoC throught DEVFREQ Event
subsystem.
This patch adds following PPMU dt nodes:
- PPMU_DMC0 0x106a0000
- PPMU_DMC1 0x106b0000
- PPMU_RIGHTBUS 0x112A0000
- PPMU_LEFTBUS 0x116A0000
- PPMU_CAMIF 0x11AC0000
- PPMU_LCD0 0x11E40000
- PPMU_FSYS 0x12630000
- PPMU_3D 0x13220000
- PPMU_MFC 0x13660000
- PPMU_CPU 0x106c0000
Cc: Kukjin Kim <kgene@...nel.org>
Signed-off-by: Chanwoo Choi <cw00.choi@...sung.com>
Acked-by: Kyungmin Park <kyungmin.park@...sung.com>
Acked-by: MyungJoo Ham <myungjoo.ham@...sung.com>
---
arch/arm/boot/dts/exynos3250.dtsi | 74 +++++++++++++++++++++++++++++++++++++++
1 file changed, 74 insertions(+)
diff --git a/arch/arm/boot/dts/exynos3250.dtsi b/arch/arm/boot/dts/exynos3250.dtsi
index d89fdf5..45513ed 100644
--- a/arch/arm/boot/dts/exynos3250.dtsi
+++ b/arch/arm/boot/dts/exynos3250.dtsi
@@ -530,6 +530,80 @@
compatible = "arm,cortex-a7-pmu";
interrupts = <0 18 0>, <0 19 0>;
};
+
+ ppmu_dmc0: ppmu_dmc0@...a0000 {
+ compatible = "samsung,exynos-ppmu";
+ reg = <0x106a0000 0x2000>;
+ status = "disabled";
+ };
+
+ ppmu_dmc1: ppmu_dmc1@...b0000 {
+ compatible = "samsung,exynos-ppmu";
+ reg = <0x106b0000 0x2000>;
+ status = "disabled";
+ };
+
+ ppmu_cpu: ppmu_cpu@...c0000 {
+ compatible = "samsung,exynos-ppmu";
+ reg = <0x106c0000 0x2000>;
+ status = "disabled";
+ };
+
+ ppmu_rightbus: ppmu_rightbus@...a0000 {
+ compatible = "samsung,exynos-ppmu";
+ reg = <0x112a0000 0x2000>;
+ clocks = <&cmu CLK_PPMURIGHT>;
+ clock-names = "ppmu";
+ status = "disabled";
+ };
+
+ ppmu_leftbus: ppmu_leftbus0@...a0000 {
+ compatible = "samsung,exynos-ppmu";
+ reg = <0x116a0000 0x2000>;
+ clocks = <&cmu CLK_PPMULEFT>;
+ clock-names = "ppmu";
+ status = "disabled";
+ };
+
+ ppmu_camif: ppmu_camif@...c0000 {
+ compatible = "samsung,exynos-ppmu";
+ reg = <0x11ac0000 0x2000>;
+ clocks = <&cmu CLK_PPMUCAMIF>;
+ clock-names = "ppmu";
+ status = "disabled";
+ };
+
+ ppmu_lcd0: ppmu_lcd0@...40000 {
+ compatible = "samsung,exynos-ppmu";
+ reg = <0x11e40000 0x2000>;
+ clocks = <&cmu CLK_PPMULCD0>;
+ clock-names = "ppmu";
+ status = "disabled";
+ };
+
+ ppmu_fsys: ppmu_fsys@...30000 {
+ compatible = "samsung,exynos-ppmu";
+ reg = <0x12630000 0x2000>;
+ clocks = <&cmu CLK_PPMUFILE>;
+ clock-names = "ppmu";
+ status = "disabled";
+ };
+
+ ppmu_g3d: ppmu_g3d@...20000 {
+ compatible = "samsung,exynos-ppmu";
+ reg = <0x13220000 0x2000>;
+ clocks = <&cmu CLK_PPMUG3D>;
+ clock-names = "ppmu";
+ status = "disabled";
+ };
+
+ ppmu_mfc: ppmu_mfc@...60000 {
+ compatible = "samsung,exynos-ppmu";
+ reg = <0x13660000 0x2000>;
+ clocks = <&cmu CLK_PPMUMFC_L>;
+ clock-names = "ppmu";
+ status = "disabled";
+ };
};
};
--
1.8.5.5
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