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authorOlof Johansson <olof@lixom.net>2013-06-15 01:31:36 +0400
committerOlof Johansson <olof@lixom.net>2013-06-15 01:32:01 +0400
commit10f8902b47340fc792cf503dd3caaba410d23615 (patch)
treec81e0af4e9b3b7c2f221c74c02dea034350f8907 /arch/arm/mach-ux500/cpuidle.c
parenteb25862dee69a0a0ba835f6ed093c75f8ed3123b (diff)
parent4f288f081bb67813d35c10d1b2fa68e863c4b188 (diff)
downloadlinux-10f8902b47340fc792cf503dd3caaba410d23615.tar.xz
Merge tag 'omap-for-v3.11/soc-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into next/soc
From Tony Lindgren: Omap SoC changes. Mostly improves am33xx support, and adds minimal support for am43x SoCs. * tag 'omap-for-v3.11/soc-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap: ARM: OMAP2+: AM43x: SRAM base and size ARM: OMAP2+: AM43x: GP or HS ? ARM: OMAP2+: AM43x: early init ARM: OMAP2+: AM43x: static mapping ARM: OMAP2+: AM437x: SoC revision detection ARM: OMAP2+: AM43x: soc_is support ARM: OMAP2+: AM43x: kbuild ARM: OMAP2+: AM43x: Kconfig ARM: OMAP2+: separate out OMAP4 restart ARM: AM33XX: clk: Add clock node for EHRPWM TBCLK ARM: OMAP3: clock data: get rid of unused USB host clock aliases and dummies ARM: OMAP2+: AM33xx: Add missing reset status info to GFX hwmod + Linux 3.10-rc5 Signed-off-by: Olof Johansson <olof@lixom.net>
Diffstat (limited to 'arch/arm/mach-ux500/cpuidle.c')
-rw-r--r--arch/arm/mach-ux500/cpuidle.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/arm/mach-ux500/cpuidle.c b/arch/arm/mach-ux500/cpuidle.c
index 317a2be129fb..a45dd09daed9 100644
--- a/arch/arm/mach-ux500/cpuidle.c
+++ b/arch/arm/mach-ux500/cpuidle.c
@@ -21,6 +21,7 @@
#include <asm/proc-fns.h>
#include "db8500-regs.h"
+#include "id.h"
static atomic_t master = ATOMIC_INIT(0);
static DEFINE_SPINLOCK(master_lock);
@@ -114,6 +115,9 @@ static struct cpuidle_driver ux500_idle_driver = {
int __init ux500_idle_init(void)
{
+ if (!(cpu_is_u8500_family() || cpu_is_ux540_family()))
+ return -ENODEV;
+
/* Configure wake up reasons */
prcmu_enable_wakeups(PRCMU_WAKEUP(ARM) | PRCMU_WAKEUP(RTC) |
PRCMU_WAKEUP(ABB));