[PATCH V6 4/4] arm: dts: Add cpufreq controller node for Exynos5440 SoC

Amit Daniel Kachhap amit.daniel at samsung.com
Mon Apr 8 04:17:38 EDT 2013


Add cpufreq controller device node for Exynos5440 SoC for passing
parameters like controller base address, interrupt and cpufreq
table. This node is added outside cpu0 as this driver is now a platform
driver and a new device structure is needed.

Cc: Viresh Kumar <viresh.kumar at linaro.org>
Cc: Rafael J. Wysocki <rjw at sisk.pl>
Cc: Kukjin Kim <kgene.kim at samsung.com>
Signed-off-by: Amit Daniel Kachhap <amit.daniel at samsung.com>
---
 arch/arm/boot/dts/exynos5440.dtsi |   12 ++++++++++++
 1 files changed, 12 insertions(+), 0 deletions(-)

diff --git a/arch/arm/boot/dts/exynos5440.dtsi b/arch/arm/boot/dts/exynos5440.dtsi
index 9a99755..94074ea 100644
--- a/arch/arm/boot/dts/exynos5440.dtsi
+++ b/arch/arm/boot/dts/exynos5440.dtsi
@@ -63,6 +63,18 @@
 
 	};
 
+	cpufreq at 160000 {
+		compatible = "samsung,exynos5440-cpufreq";
+		reg = <0x160000 0x1000>;
+		interrupts = <0 57 0>;
+		operating-points = <
+				/* KHz	  uV */
+				1200000 1025000
+				1000000 975000
+				800000  925000
+		>;
+	};
+
 	serial at B0000 {
 		compatible = "samsung,exynos4210-uart";
 		reg = <0xB0000 0x1000>;
-- 
1.7.1




More information about the linux-arm-kernel mailing list