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delta board: fix DA9030 reset procedure.

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This commit is contained in:
Markus Klotzbuecher 2006-03-27 16:01:03 +02:00 committed by Markus Klotzbcher
parent 2770bcb21c
commit c855ef6768
2 changed files with 12 additions and 6 deletions
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13
board/delta/delta.c
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@ -89,10 +89,17 @@ static void init_DA9030()
GPIO33 = 0x801; /* SDA = Alt. Fkt. 1 */
/* rising Edge on EXTON */
GPIO17 = 0x8800;
GPIO17 = 0xc800; /* enable pullup */
GPDR0 |= (1<<17); /* GPIO17 is output */
GSDR0 = (1<<17);
GPCR0 = (1<<17); /* drive GPIO17 low */
udelay(5);
GPIO17 = 0xc800;
udelay(100000); /* wait for DA9030 */
GPSR0 = (1<<17); /* drive GPIO17 high */
#if CFG_DA9030_EXTON_DELAY
udelay((unsigned long) CFG_DA9030_EXTON_DELAY); /* wait for DA9030 */
#endif
GPCR0 = (1<<17); /* drive GPIO17 low */
GPIO17 = 0x8800; /* disable pullup */
/* reset the watchdog and go active (0xec) */
val = (SYS_CONTROL_A_HWRES_ENABLE |

5
include/configs/delta.h
View File

@ -62,6 +62,7 @@
#define CFG_I2C_SPEED 400000 /* I2C speed */
#define CFG_I2C_SLAVE 1 /* I2C controllers address */
#define DA9030_I2C_ADDR 0x49 /* I2C address of DA9030 */
#define CFG_DA9030_EXTON_DELAY 0 /* wait x us after DA9030 reset via EXTON */
/* #define CONFIG_HW_WATCHDOG 1 /\* Required for hitting the DA9030 WD *\/ */
/*
@ -133,9 +134,7 @@
#define CFG_HZ 3250000 /* incrementer freq: 3.25 MHz */
/* Monahans Core Frequency =
*
*/
/* Monahans Core Frequency */
#define CFG_MONAHANS_RUN_MODE_OSC_RATIO 16 /* valid values: 8, 16, 24, 31 */
#define CFG_MONAHANS_TURBO_RUN_MODE_RATIO 1 /* valid values: 1, 2 */