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| author | wdenk <wdenk> | 2005-04-05 22:30:50 +0000 |
|---|---|---|
| committer | wdenk <wdenk> | 2005-04-05 22:30:50 +0000 |
| commit | b304c96871c92d1ec8fa57dda36cc198660fd10e (patch) | |
| tree | b45ea6bbac8eee483d99eccbddda21af57f8e8be /cpu/arm920t/start.S | |
| parent | 12b43d515c62682fcf7b578f31920a2be49142fe (diff) | |
| download | u-boot-imx-b304c96871c92d1ec8fa57dda36cc198660fd10e.zip u-boot-imx-b304c96871c92d1ec8fa57dda36cc198660fd10e.tar.gz u-boot-imx-b304c96871c92d1ec8fa57dda36cc198660fd10e.tar.bz2 | |
Patches by Steven Scholz, 05 Apr 2005:
- Use i.MX watchdog timer for reset_cpu()
- Move reset_cpu() out of cpu/arm920t/start.S into the SoC specific
subdirectories cpu/arm920t/imx/ and cpu/arm920t/s3c24x0/
(now in interupts.c)
Diffstat (limited to 'cpu/arm920t/start.S')
| -rw-r--r-- | cpu/arm920t/start.S | 36 |
1 files changed, 0 insertions, 36 deletions
diff --git a/cpu/arm920t/start.S b/cpu/arm920t/start.S index afe654b..74a97d5 100644 --- a/cpu/arm920t/start.S +++ b/cpu/arm920t/start.S @@ -433,39 +433,3 @@ fiq: bl do_fiq #endif - - .align 5 -.globl reset_cpu -reset_cpu: -#ifdef CONFIG_S3C2400 - bl disable_interrupts -# ifdef CONFIG_TRAB - bl disable_vfd -# endif - ldr r1, _rWTCON - ldr r2, _rWTCNT - /* Disable watchdog */ - mov r3, #0x0000 - str r3, [r1] - /* Initialize watchdog timer count register */ - mov r3, #0x0001 - str r3, [r2] - /* Enable watchdog timer; assert reset at timer timeout */ - mov r3, #0x0021 - str r3, [r1] -_loop_forever: - b _loop_forever -_rWTCON: - .word 0x15300000 -_rWTCNT: - .word 0x15300008 -#else /* ! CONFIG_S3C2400 */ - mov ip, #0 - mcr p15, 0, ip, c7, c7, 0 @ invalidate cache - mcr p15, 0, ip, c8, c7, 0 @ flush TLB (v4) - mrc p15, 0, ip, c1, c0, 0 @ get ctrl register - bic ip, ip, #0x000f @ ............wcam - bic ip, ip, #0x2100 @ ..v....s........ - mcr p15, 0, ip, c1, c0, 0 @ ctrl register - mov pc, r0 -#endif /* CONFIG_S3C2400 */ |