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[PATCHv7,01/12] ARM: OMAP4: PM: add errata support

Message ID 1342704392-23657-2-git-send-email-t-kristo@ti.com (mailing list archive)
State New, archived
Headers show

Commit Message

Tero Kristo July 19, 2012, 1:26 p.m. UTC 
Added similar PM errata flag support as omap3 has. This should be used
in similar manner, set the flags during init time, and check the flag
values during runtime.

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

Patch

diff --git a/arch/arm/mach-omap2/pm.h b/arch/arm/mach-omap2/pm.h
index 7856489..46ab9d9 100644
--- a/arch/arm/mach-omap2/pm.h
+++ b/arch/arm/mach-omap2/pm.h
@@ -88,6 +88,13 @@  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_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 c234733..3a484b1 100644
--- a/arch/arm/mach-omap2/pm44xx.c
+++ b/arch/arm/mach-omap2/pm44xx.c
@@ -33,6 +33,7 @@  struct power_state {
 };
 
 static LIST_HEAD(pwrst_list);
+u16 pm44xx_errata;
 
 #ifdef CONFIG_SUSPEND
 static int omap4_pm_suspend(void)