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author | Wolfgang Denk <wd@denx.de> | 2011-07-18 21:04:56 +0200 |
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committer | Wolfgang Denk <wd@denx.de> | 2011-07-18 21:04:56 +0200 |
commit | cdf1a2328a76cc57837d9a6e14a4f11f3a58b2e6 (patch) | |
tree | 736ae439a14b3486a100d0b0e758471cbad64651 /board/xm250/flash.c | |
parent | 1c6d00c2b5f090f5ae9b0d5cd9cf9a0adfdd2c77 (diff) | |
parent | 6e25b6ce5d26c3c238c1dd947ef33dc38be003d8 (diff) | |
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Merge branch 'master' of git://git.denx.de/u-boot-arm
* 'master' of git://git.denx.de/u-boot-arm:
ARM: MX5: Fix broken leftover TO-2 errata workaround
MX31: Cleanup clock function
scb9328: Add ARM relocation support
am3517evm: change console device from ttyS2 to ttyO2
Remove volatile qualifier in get_ram_size() calls
TI: TNETV107X Fix Build Error
ARM: add missing CONFIG_SKIP_LOWLEVEL_INIT for armv7
arm: add CONFIG_MACH_TYPE setting and documentation
arm: add __ilog2 function
Timer: Fix misuse of ARM *timer_masked() functions outside arch/arm
EfikaMX: Enable EXT2 booting
EfikaMX: Add missing CONFIG_SYS_TEXT_BASE
EfikaMX: Use correct imximage.cfg
MX27: Update to autogenerated asm-offsets.h
MX5: Update to autogenerated asm-offsets.h
imx: Add support for zmx25 board
imx: Make imx25 compatible to mxc_gpio driver and fix in tx25
imx: Add auto generation of asm-offsets.h for imx25
imx: Add support for USB EHCI on imx25
imx: Use correct imx25 reset.c
imx: Add get_tbclk() function for imx25
ARM: Update maintainer of board scb9328
mx27: Make the UART port number explicit
build: Add targets for auto gen of asm-offsets.h and use it in imx35
mx31pdk: cosmetic: Fix line over 80 characters
Diffstat (limited to 'board/xm250/flash.c')
-rw-r--r-- | board/xm250/flash.c | 23 |
1 files changed, 11 insertions, 12 deletions
diff --git a/board/xm250/flash.c b/board/xm250/flash.c index b02149c..e825aba 100644 --- a/board/xm250/flash.c +++ b/board/xm250/flash.c @@ -250,7 +250,7 @@ static ulong flash_get_size (FPW *addr, flash_info_t *info) int flash_erase (flash_info_t *info, int s_first, int s_last) { int flag, prot, sect; - ulong type, start, last; + ulong type, start; int rcode = 0; if ((s_first < 0) || (s_first > s_last)) { @@ -283,9 +283,6 @@ int flash_erase (flash_info_t *info, int s_first, int s_last) printf ("\n"); } - start = get_timer (0); - last = start; - /* Disable interrupts which might cause a timeout here */ flag = disable_interrupts (); @@ -298,14 +295,14 @@ int flash_erase (flash_info_t *info, int s_first, int s_last) printf ("Erasing sector %2d ... ", sect); /* arm simple, non interrupt dependent timer */ - reset_timer_masked (); + start = get_timer(0); *addr = (FPW) 0x00500050; /* clear status register */ *addr = (FPW) 0x00200020; /* erase setup */ *addr = (FPW) 0x00D000D0; /* erase confirm */ while (((status = *addr) & (FPW) 0x00800080) != (FPW) 0x00800080) { - if (get_timer_masked () > CONFIG_SYS_FLASH_ERASE_TOUT) { + if (get_timer(start) > CONFIG_SYS_FLASH_ERASE_TOUT) { printf ("Timeout\n"); *addr = (FPW) 0x00B000B0; /* suspend erase */ *addr = (FPW) 0x00FF00FF; /* reset to read mode */ @@ -422,6 +419,7 @@ static int write_data (flash_info_t *info, ulong dest, FPW data) FPWV *addr = (FPWV *) dest; ulong status; int flag; + ulong start; /* Check if Flash is (sufficiently) erased */ if ((*addr & data) != data) { @@ -435,11 +433,11 @@ static int write_data (flash_info_t *info, ulong dest, FPW data) *addr = data; /* arm simple, non interrupt dependent timer */ - reset_timer_masked (); + start = get_timer(0); /* wait while polling the status register */ while (((status = *addr) & (FPW) 0x00800080) != (FPW) 0x00800080) { - if (get_timer_masked () > CONFIG_SYS_FLASH_WRITE_TOUT) { + if (get_timer(start) > CONFIG_SYS_FLASH_WRITE_TOUT) { *addr = (FPW) 0x00FF00FF; /* restore read mode */ return (1); } @@ -470,6 +468,7 @@ int flash_real_protect(flash_info_t *info, long sector, int prot) int rc = 0; vu_long *addr = (vu_long *)(info->start[sector]); int flag = disable_interrupts(); + ulong start; *addr = INTEL_CLEAR; /* Clear status register */ if (prot) { /* Set sector lock bit */ @@ -481,10 +480,10 @@ int flash_real_protect(flash_info_t *info, long sector, int prot) *addr = INTEL_CONFIRM; /* clear */ } - reset_timer_masked (); + start = get_timer(0); while ((*addr & INTEL_FINISHED) != INTEL_FINISHED) { - if (get_timer_masked () > CONFIG_SYS_FLASH_UNLOCK_TOUT) { + if (get_timer(start) > CONFIG_SYS_FLASH_UNLOCK_TOUT) { printf("Flash lock bit operation timed out\n"); rc = 1; break; @@ -510,13 +509,13 @@ int flash_real_protect(flash_info_t *info, long sector, int prot) { if (info->protect[i]) { - reset_timer_masked (); + start = get_timer(0); addr = (vu_long *)(info->start[i]); *addr = INTEL_LOCKBIT; /* Sector lock bit */ *addr = INTEL_PROTECT; /* set */ while ((*addr & INTEL_FINISHED) != INTEL_FINISHED) { - if (get_timer_masked () > CONFIG_SYS_FLASH_UNLOCK_TOUT) + if (get_timer(start) > CONFIG_SYS_FLASH_UNLOCK_TOUT) { printf("Flash lock bit operation timed out\n"); rc = 1; |