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-rw-r--r--packages/linux/linux-omap2-git/beagleboard/0002-omap3-cpuidle.patch88
1 files changed, 88 insertions, 0 deletions
diff --git a/packages/linux/linux-omap2-git/beagleboard/0002-omap3-cpuidle.patch b/packages/linux/linux-omap2-git/beagleboard/0002-omap3-cpuidle.patch
new file mode 100644
index 0000000000..c17c690fe1
--- /dev/null
+++ b/packages/linux/linux-omap2-git/beagleboard/0002-omap3-cpuidle.patch
@@ -0,0 +1,88 @@
+From: "Rajendra Nayak" <rnayak@ti.com>
+To: <linux-omap@vger.kernel.org>
+Subject: [PATCH 02/02] Kconfig changes
+Date: Tue, 10 Jun 2008 12:39:02 +0530
+
+Updates the CPUidle Kconfig
+
+Signed-off-by: Rajendra Nayak <rnayak@ti.com>
+
+---
+ arch/arm/Kconfig | 10 ++++++++++
+ drivers/cpuidle/Kconfig | 28 ++++++++++++++++++++++------
+ 2 files changed, 32 insertions(+), 6 deletions(-)
+
+Index: linux-omap-2.6/arch/arm/Kconfig
+===================================================================
+--- linux-omap-2.6.orig/arch/arm/Kconfig 2008-06-10 11:43:10.790502713 +0530
++++ linux-omap-2.6/arch/arm/Kconfig 2008-06-10 11:43:38.701604549 +0530
+@@ -954,6 +954,16 @@ config ATAGS_PROC
+
+ endmenu
+
++if (ARCH_OMAP)
++
++menu "CPUIdle"
++
++source "drivers/cpuidle/Kconfig"
++
++endmenu
++
++endif
++
+ if (ARCH_SA1100 || ARCH_INTEGRATOR || ARCH_OMAP || ARCH_IMX || ARCH_PXA)
+
+ menu "CPU Frequency scaling"
+Index: linux-omap-2.6/drivers/cpuidle/Kconfig
+===================================================================
+--- linux-omap-2.6.orig/drivers/cpuidle/Kconfig 2008-06-10 11:43:10.790502713 +0530
++++ linux-omap-2.6/drivers/cpuidle/Kconfig 2008-06-10 12:06:36.139332151 +0530
+@@ -1,20 +1,36 @@
++menu "CPU idle PM support"
+
+ config CPU_IDLE
+ bool "CPU idle PM support"
+- default ACPI
++ default n
+ help
+ CPU idle is a generic framework for supporting software-controlled
+ idle processor power management. It includes modular cross-platform
+ governors that can be swapped during runtime.
+
+- If you're using an ACPI-enabled platform, you should say Y here.
++ If you're using a mobile platform that supports CPU idle PM (e.g.
++ an ACPI-capable notebook), you should say Y here.
++
++if CPU_IDLE
++
++comment "Governors"
+
+ config CPU_IDLE_GOV_LADDER
+- bool
++ bool "ladder"
+ depends on CPU_IDLE
+- default y
++ default n
+
+ config CPU_IDLE_GOV_MENU
+- bool
++ bool "menu"
+ depends on CPU_IDLE && NO_HZ
+- default y
++ default n
++ help
++ This cpuidle governor evaluates all available states and chooses the
++ deepest state that meets all of the following constraints: BM activity,
++ expected time until next timer interrupt, and last break event time
++ delta. It is designed to minimize power consumption. Currently
++ dynticks is required.
++
++endif # CPU_IDLE
++
++endmenu
+
+--
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