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Timer: Allow reset_timer() only for systems with low resolution timers

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This commit is contained in:
Graeme Russ 2011-07-15 02:18:56 +00:00 committed by Wolfgang Denk
parent 5c8404aff1
commit e110c4fe44
5 changed files with 9 additions and 0 deletions
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2
drivers/block/mg_disk.c
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@ -91,7 +91,9 @@ static unsigned int mg_wait (u32 expect, u32 msec)
u32 from, cur, err;
err = MG_ERR_NONE;
#ifdef CONFIG_SYS_LOW_RES_TIMER
reset_timer();
#endif
from = get_timer(0);
status = readb(mg_base() + MG_REG_STATUS);

4
drivers/mtd/cfi_flash.c
View file

@ -573,7 +573,9 @@ static int flash_status_check (flash_info_t * info, flash_sect_t sector,
#endif
/* Wait for command completion */
#ifdef CONFIG_SYS_LOW_RES_TIMER
reset_timer();
#endif
start = get_timer (0);
while (flash_is_busy (info, sector)) {
if (get_timer (start) > tout) {
@ -662,7 +664,9 @@ static int flash_status_poll(flash_info_t *info, void *src, void *dst,
#endif
/* Wait for command completion */
#ifdef CONFIG_SYS_LOW_RES_TIMER
reset_timer();
#endif
start = get_timer(0);
while (1) {
switch (info->portwidth) {

1
include/configs/PCI5441.h
View file

@ -118,6 +118,7 @@
* TMRMS represents the desired mecs per tick (msecs per interrupt).
*----------------------------------------------------------------------*/
#define CONFIG_SYS_HZ 1000 /* Always 1000 */
#define CONFIG_SYS_LOW_RES_TIMER
#define CONFIG_SYS_NIOS_TMRBASE 0x00920860 /* Tick timer base addr */
#define CONFIG_SYS_NIOS_TMRIRQ 3 /* Timer IRQ num */
#define CONFIG_SYS_NIOS_TMRMS 10 /* Desired period (msec)*/

1
include/configs/PK1C20.h
View file

@ -128,6 +128,7 @@
* TMRMS represents the desired mecs per tick (msecs per interrupt).
*----------------------------------------------------------------------*/
#define CONFIG_SYS_HZ 1000 /* Always 1000 */
#define CONFIG_SYS_LOW_RES_TIMER
#define CONFIG_SYS_NIOS_TMRBASE 0x02120820 /* Tick timer base addr */
#define CONFIG_SYS_NIOS_TMRIRQ 3 /* Timer IRQ num */
#define CONFIG_SYS_NIOS_TMRMS 10 /* Desired period */

1
include/configs/nios2-generic.h
View file

@ -52,6 +52,7 @@
/*
* TIMER
*/
#define CONFIG_SYS_LOW_RES_TIMER
#define CONFIG_SYS_NIOS_TMRBASE CONFIG_SYS_TIMER_BASE
#define CONFIG_SYS_NIOS_TMRIRQ CONFIG_SYS_TIMER_IRQ
#define CONFIG_SYS_HZ 1000 /* Always 1000 */