[PATCH 09/19] ARM: OMAP4: PM: add errata support

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Added similar PM errata flag support as omap3 has. A few errata flags
will be added in subsequent patches.

Signed-off-by: Tero Kristo <t-kristo@xxxxxx>
---
 arch/arm/mach-omap2/pm.h     |    7 +++++++
 arch/arm/mach-omap2/pm44xx.c |    1 +
 2 files changed, 8 insertions(+), 0 deletions(-)

diff --git a/arch/arm/mach-omap2/pm.h b/arch/arm/mach-omap2/pm.h
index f65da57..e78ec63 100644
--- a/arch/arm/mach-omap2/pm.h
+++ b/arch/arm/mach-omap2/pm.h
@@ -131,6 +131,13 @@ extern void enable_omap3630_toggle_l2_on_restore(void);
 static inline void enable_omap3630_toggle_l2_on_restore(void) { }
 #endif		/* defined(CONFIG_PM) && defined(CONFIG_ARCH_OMAP3) */
 
+#if defined(CONFIG_PM) && defined(CONFIG_ARCH_OMAP4)
+extern u16 pm44xx_errata;
+#define IS_PM44XX_ERRATUM(id)		(pm44xx_errata & (id))
+#else
+#define IS_PM44XX_ERRATUM(id)		0
+#endif
+
 #ifdef CONFIG_OMAP_SMARTREFLEX
 extern int omap_devinit_smartreflex(void);
 extern void omap_enable_smartreflex_on_init(void);
diff --git a/arch/arm/mach-omap2/pm44xx.c b/arch/arm/mach-omap2/pm44xx.c
index 8f0ec56..8238097 100644
--- a/arch/arm/mach-omap2/pm44xx.c
+++ b/arch/arm/mach-omap2/pm44xx.c
@@ -35,6 +35,7 @@ struct power_state {
 };
 
 static LIST_HEAD(pwrst_list);
+u16 pm44xx_errata;
 
 #ifdef CONFIG_SUSPEND
 static int omap4_pm_suspend(void)
-- 
1.7.4.1


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