ARM: pxa: introduce pxa3xx_clock_sysclass for clock suspend/resume

Signed-off-by: Haojian Zhuang <haojian.zhuang@marvell.com>
Signed-off-by: Eric Miao <eric.y.miao@gmail.com>

1 files changed, 8 insertions, 0 deletions

diff --git a/arch/arm/mach-pxa/clock-pxa2xx.c b/arch/arm/mach-pxa/clock-pxa2xx.c
index 66eb531ae29b..1ce090448493 100644
--- a/arch/arm/mach-pxa/clock-pxa2xx.c
+++ b/arch/arm/mach-pxa/clock-pxa2xx.c
@@ -54,3 +54,11 @@ struct sysdev_class pxa2xx_clock_sysclass = {
         .suspend        = pxa2xx_clock_suspend,
         .resume         = pxa2xx_clock_resume,
 };
+
+static int __init pxa2xx_clock_init(void)
+{
+        if (cpu_is_pxa2xx())
+                return sysdev_class_register(&pxa2xx_clock_sysclass);
+        return 0;
+}
+postcore_initcall(pxa2xx_clock_init);