when building OMAP4-only kernel, the following
comnpile errors appear:
arch/arm/mach-omap2/built-in.o: In function `pm_dbg_regset_store':
/home/balbi/workspace/linux-2.6/arch/arm/mach-omap2/pm-debug.c:335:
undefined reference to `omap2_prm_read_mod_reg'
arch/arm/mach-omap2/built-in.o: In function `omap2_pm_dump':
/home/balbi/workspace/linux-2.6/arch/arm/mach-omap2/pm-debug.c:121:
undefined reference to `omap2_prm_read_mod_reg'
/home/balbi/workspace/linux-2.6/arch/arm/mach-omap2/pm-debug.c:123:
undefined reference to `omap2_prm_read_mod_reg'
/home/balbi/workspace/linux-2.6/arch/arm/mach-omap2/pm-debug.c:124:
undefined reference to `omap2_prm_read_mod_reg'
/home/balbi/workspace/linux-2.6/arch/arm/mach-omap2/pm-debug.c:125:
undefined reference to `omap2_prm_read_mod_reg'
arch/arm/mach-omap2/built-in.o:/home/balbi/workspace/linux-2.6/arch/arm/mach-omap2/prcm.c:53:
more undefined references to `omap2_prm_read_mod_reg' follow
arch/arm/mach-omap2/built-in.o: In function `omap_prcm_arch_reset':
/home/balbi/workspace/linux-2.6/arch/arm/mach-omap2/prcm.c:106:
undefined reference to `omap2_prm_set_mod_reg_bits'
/home/balbi/workspace/linux-2.6/arch/arm/mach-omap2/prcm.c:108:
undefined reference to `omap2_prm_read_mod_reg'
arch/arm/mach-omap2/built-in.o: In function `clkdm_add_wkdep':
/home/balbi/workspace/linux-2.6/arch/arm/mach-omap2/clockdomain.c:440:
undefined reference to `omap2_prm_set_mod_reg_bits'
arch/arm/mach-omap2/built-in.o: In function `clkdm_del_wkdep':
/home/balbi/workspace/linux-2.6/arch/arm/mach-omap2/clockdomain.c:475:
undefined reference to `omap2_prm_clear_mod_reg_bits'
arch/arm/mach-omap2/built-in.o: In function `clkdm_read_wkdep':
/home/balbi/workspace/linux-2.6/arch/arm/mach-omap2/clockdomain.c:511:
undefined reference to `omap2_prm_read_mod_bits_shift'
arch/arm/mach-omap2/built-in.o: In function `clkdm_clear_all_wkdeps':
/home/balbi/workspace/linux-2.6/arch/arm/mach-omap2/clockdomain.c:545:
undefined reference to `omap2_prm_clear_mod_reg_bits'
make: *** [.tmp_vmlinux1] Error 1
fix them.
Signed-off-by: Felipe Balbi <balbi@xxxxxx>
---
arch/arm/mach-omap2/prm2xxx_3xxx.h | 21 +++++++++++++++++++++
1 files changed, 21 insertions(+), 0 deletions(-)
diff --git a/arch/arm/mach-omap2/prm2xxx_3xxx.h b/arch/arm/mach-omap2/prm2xxx_3xxx.h
index 53d44f6..3a50d22 100644
--- a/arch/arm/mach-omap2/prm2xxx_3xxx.h
+++ b/arch/arm/mach-omap2/prm2xxx_3xxx.h
@@ -229,6 +229,7 @@
#ifndef __ASSEMBLER__
+#if defined(CONFIG_ARCH_OMAP2) || defined(CONFIG_ARCH_OMAP3)
/* Power/reset management domain register get/set */
extern u32 omap2_prm_read_mod_reg(s16 module, u16 idx);
extern void omap2_prm_write_mod_reg(u32 val, s16 module, u16 idx);
@@ -241,6 +242,26 @@ extern u32 omap2_prm_read_mod_bits_shift(s16 domain, s16 idx, u32 mask);
extern int omap2_prm_is_hardreset_asserted(s16 prm_mod, u8 shift);
extern int omap2_prm_assert_hardreset(s16 prm_mod, u8 shift);
extern int omap2_prm_deassert_hardreset(s16 prm_mod, u8 shift);
+#else
+static inline u32 omap2_prm_read_mod_reg(s16 module, u16 idx)
+{ return 0; }
+static inline void omap2_prm_write_mod_reg(u32 val, s16 module, u16 idx)
+{ }
+static inline u32 omap2_prm_rmw_mod_reg_bits(u32 mask, u32 bits, s16 module, s16 idx)
+{ return 0; }
+static inline u32 omap2_prm_set_mod_reg_bits(u32 bits, s16 module, s16 idx)
+{ return 0; }
+static inline u32 omap2_prm_clear_mod_reg_bits(u32 bits, s16 module, s16 idx)
+{ return 0; }
+static inline u32 omap2_prm_read_mod_bits_shift(s16 domain, s16 idx, u32 mask)
+{ return 0; }
+static inline int omap2_prm_is_hardreset_asserted(s16 prm_mod, u8 shift)
+{ return 0; }
+static inline int omap2_prm_assert_hardreset(s16 prm_mod, u8 shift)
+{ return 0; }
+static inline int omap2_prm_deassert_hardreset(s16 prm_mod, u8 shift)
+{ return 0; }
+#endif
#endif
--
1.7.3.4.598.g85356
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