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authorWolfgang Denk <wd@denx.de>2011-07-18 21:04:56 +0200
committerWolfgang Denk <wd@denx.de>2011-07-18 21:04:56 +0200
commitcdf1a2328a76cc57837d9a6e14a4f11f3a58b2e6 (patch)
tree736ae439a14b3486a100d0b0e758471cbad64651 /board/xm250/flash.c
parent1c6d00c2b5f090f5ae9b0d5cd9cf9a0adfdd2c77 (diff)
parent6e25b6ce5d26c3c238c1dd947ef33dc38be003d8 (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.c23
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;