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Diffstat (limited to 'board/kup/common/kup.c')
-rw-r--r--board/kup/common/kup.c54
1 files changed, 33 insertions, 21 deletions
diff --git a/board/kup/common/kup.c b/board/kup/common/kup.c
index 2418d59..38259a5 100644
--- a/board/kup/common/kup.c
+++ b/board/kup/common/kup.c
@@ -24,49 +24,61 @@
#include <common.h>
#include <mpc8xx.h>
#include "kup.h"
+#include <asm/io.h>
-int misc_init_f (void)
+
+int misc_init_f(void)
{
volatile immap_t *immap = (immap_t *) CONFIG_SYS_IMMR;
volatile sysconf8xx_t *siu = &immap->im_siu_conf;
- while (siu->sc_sipend & 0x20000000) {
- /* printf("waiting for 5V VCC\n"); */
- ;
+ while (in_be32(&siu->sc_sipend) & 0x20000000) {
+ debug("waiting for 5V VCC\n");
}
/* RS232 / RS485 default is RS232 */
- immap->im_ioport.iop_padat &= ~(PA_RS485);
- immap->im_ioport.iop_papar &= ~(PA_RS485);
- immap->im_ioport.iop_paodr &= ~(PA_RS485);
- immap->im_ioport.iop_padir |= (PA_RS485);
+ clrbits_be16(&immap->im_ioport.iop_padat, PA_RS485);
+ clrbits_be16(&immap->im_ioport.iop_papar, PA_RS485);
+ clrbits_be16(&immap->im_ioport.iop_paodr, PA_RS485);
+ setbits_be16(&immap->im_ioport.iop_padir, PA_RS485);
+
+ /* IO Reset min 1 msec */
+ setbits_be16(&immap->im_ioport.iop_padat,
+ (PA_RESET_IO_01 | PA_RESET_IO_02));
+ clrbits_be16(&immap->im_ioport.iop_papar,
+ (PA_RESET_IO_01 | PA_RESET_IO_02));
+ clrbits_be16(&immap->im_ioport.iop_paodr,
+ (PA_RESET_IO_01 | PA_RESET_IO_02));
+ setbits_be16(&immap->im_ioport.iop_padir,
+ (PA_RESET_IO_01 | PA_RESET_IO_02));
+ udelay(1000);
+ clrbits_be16(&immap->im_ioport.iop_padat,
+ (PA_RESET_IO_01 | PA_RESET_IO_02));
return (0);
}
-
#ifdef CONFIG_IDE_LED
-void ide_led (uchar led, uchar status)
+void ide_led(uchar led, uchar status)
{
volatile immap_t *immap = (immap_t *) CONFIG_SYS_IMMR;
/* We have one led for both pcmcia slots */
- if (status) { /* led on */
- immap->im_ioport.iop_padat &= ~(PA_LED_YELLOW);
- } else {
- immap->im_ioport.iop_padat |= (PA_LED_YELLOW);
- }
+ if (status)
+ clrbits_be16(&immap->im_ioport.iop_padat, PA_LED_YELLOW);
+ else
+ setbits_be16(&immap->im_ioport.iop_padat, PA_LED_YELLOW);
}
#endif
-void poweron_key (void)
+void poweron_key(void)
{
volatile immap_t *immap = (immap_t *) CONFIG_SYS_IMMR;
- immap->im_ioport.iop_pcpar &= ~(PC_SWITCH1);
- immap->im_ioport.iop_pcdir &= ~(PC_SWITCH1);
+ clrbits_be16(&immap->im_ioport.iop_pcpar, PC_SWITCH1);
+ clrbits_be16(&immap->im_ioport.iop_pcdir, PC_SWITCH1);
- if (immap->im_ioport.iop_pcdat & (PC_SWITCH1))
- setenv ("key1", "off");
+ if (in_be16(&immap->im_ioport.iop_pcdat) & (PC_SWITCH1))
+ setenv("key1", "off");
else
- setenv ("key1", "on");
+ setenv("key1", "on");
}