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m68knommu: remove obsolete reset code
All ColdFire and non-MMU 68k code has custom reset routines. Remove the obsolete and now un-used reset macros. Signed-off-by: Greg Ungerer <gerg@uclinux.org>
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arch/m68k/include/asm/system_no.h

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Original file line numberDiff line numberDiff line change
@@ -203,104 +203,6 @@ static inline unsigned long __xchg(unsigned long x, volatile void * ptr, int siz
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#include <asm-generic/cmpxchg.h>
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#endif
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#if defined( CONFIG_M68328 ) || defined( CONFIG_M68EZ328 ) || \
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defined (CONFIG_M68360) || defined( CONFIG_M68VZ328 )
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#define HARD_RESET_NOW() ({ \
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local_irq_disable(); \
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asm(" \
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moveal #0x10c00000, %a0; \
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moveb #0, 0xFFFFF300; \
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moveal 0(%a0), %sp; \
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moveal 4(%a0), %a0; \
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jmp (%a0); \
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"); \
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})
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#endif
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#ifdef CONFIG_COLDFIRE
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#if defined(CONFIG_M5272) && defined(CONFIG_NETtel)
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/*
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* Need to account for broken early mask of 5272 silicon. So don't
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* jump through the original start address. Jump strait into the
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* known start of the FLASH code.
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*/
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#define HARD_RESET_NOW() ({ \
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asm(" \
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movew #0x2700, %sr; \
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jmp 0xf0000400; \
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"); \
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})
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#elif defined(CONFIG_NETtel) || \
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defined(CONFIG_SECUREEDGEMP3) || defined(CONFIG_CLEOPATRA)
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#define HARD_RESET_NOW() ({ \
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asm(" \
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movew #0x2700, %sr; \
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moveal #0x10000044, %a0; \
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movel #0xffffffff, (%a0); \
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moveal #0x10000001, %a0; \
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moveb #0x00, (%a0); \
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moveal #0xf0000004, %a0; \
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moveal (%a0), %a0; \
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jmp (%a0); \
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"); \
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})
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#elif defined(CONFIG_M5272)
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/*
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* Retrieve the boot address in flash using CSBR0 and CSOR0
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* find the reset vector at flash_address + 4 (e.g. 0x400)
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* remap it in the flash's current location (e.g. 0xf0000400)
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* and jump there.
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*/
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#define HARD_RESET_NOW() ({ \
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asm(" \
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movew #0x2700, %%sr; \
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move.l %0+0x40,%%d0; \
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and.l %0+0x44,%%d0; \
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andi.l #0xfffff000,%%d0; \
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mov.l %%d0,%%a0; \
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or.l 4(%%a0),%%d0; \
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mov.l %%d0,%%a0; \
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jmp (%%a0);" \
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: /* No output */ \
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: "o" (*(char *)MCF_MBAR) ); \
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})
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#elif defined(CONFIG_M523x) || defined(CONFIG_M528x) || defined(CONFIG_M527x)
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/*
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* Most of the newer ColdFire family members have a proper RESET unit.
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* Use the software reset control bit in the Reset Control Register (RCR).
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*/
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#define HARD_RESET_NOW() \
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({ \
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unsigned char volatile *reset; \
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asm("move.w #0x2700, %sr"); \
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reset = ((volatile unsigned char *)(MCF_IPSBAR + 0x110000)); \
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while (1) \
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*reset |= 0x80; \
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})
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#elif defined(CONFIG_M520x)
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/*
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* The MCF5208 has a bit (SOFTRST) in memory (Reset Control Register
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* RCR), that when set, resets the MCF5208.
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*/
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#define HARD_RESET_NOW() \
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({ \
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unsigned char volatile *reset; \
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asm("move.w #0x2700, %sr"); \
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reset = ((volatile unsigned char *)(MCF_IPSBAR + 0xA0000)); \
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while(1) \
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*reset |= 0x80; \
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})
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#else
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#define HARD_RESET_NOW() ({ \
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asm(" \
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movew #0x2700, %sr; \
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moveal #0x4, %a0; \
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moveal (%a0), %a0; \
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jmp (%a0); \
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"); \
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})
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#endif
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#endif
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#define arch_align_stack(x) (x)
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arch/m68knommu/platform/coldfire/vectors.c

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Original file line numberDiff line numberDiff line change
@@ -96,10 +96,3 @@ void ack_vector(unsigned int irq)
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}
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/***************************************************************************/
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void coldfire_reset(void)
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{
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HARD_RESET_NOW();
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}
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/***************************************************************************/

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