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-rw-r--r--arch/arm/mach-omap2/prm.h18
1 files changed, 17 insertions, 1 deletions
diff --git a/arch/arm/mach-omap2/prm.h b/arch/arm/mach-omap2/prm.h
index 588873b9303..7be040b2fda 100644
--- a/arch/arm/mach-omap2/prm.h
+++ b/arch/arm/mach-omap2/prm.h
@@ -5,7 +5,7 @@
* OMAP2/3 Power/Reset Management (PRM) register definitions
*
* Copyright (C) 2007-2009 Texas Instruments, Inc.
- * Copyright (C) 2009 Nokia Corporation
+ * Copyright (C) 2010 Nokia Corporation
*
* Written by Paul Walmsley
*
@@ -246,6 +246,15 @@ static inline u32 prm_clear_mod_reg_bits(u32 bits, s16 module, s16 idx)
return prm_rmw_mod_reg_bits(bits, 0x0, module, idx);
}
+/* These omap2_ PRM functions apply to both OMAP2 and 3 */
+int omap2_prm_is_hardreset_asserted(s16 prm_mod, u8 shift);
+int omap2_prm_assert_hardreset(s16 prm_mod, u8 shift);
+int omap2_prm_deassert_hardreset(s16 prm_mod, u8 shift);
+
+int omap4_prm_is_hardreset_asserted(void __iomem *rstctrl_reg, u8 shift);
+int omap4_prm_assert_hardreset(void __iomem *rstctrl_reg, u8 shift);
+int omap4_prm_deassert_hardreset(void __iomem *rstctrl_reg, u8 shift);
+
#endif
/*
@@ -398,4 +407,11 @@ static inline u32 prm_clear_mod_reg_bits(u32 bits, s16 module, s16 idx)
#define OMAP_POWERSTATE_MASK (0x3 << 0)
+/*
+ * MAX_MODULE_HARDRESET_WAIT: Maximum microseconds to wait for an OMAP
+ * submodule to exit hardreset
+ */
+#define MAX_MODULE_HARDRESET_WAIT 10000
+
+
#endif