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Blackfin: bf537-stamp: split CF/IDE code out into dedicated cf-ide.c

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Signed-off-by: Mike Frysinger <vapier@gentoo.org>
This commit is contained in:
Mike Frysinger 2009-02-22 16:30:38 -05:00
parent ad9073211c
commit d248cfb2d9
3 changed files with 70 additions and 54 deletions
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1
board/bf537-stamp/Makefile
View File

@ -30,6 +30,7 @@ include $(TOPDIR)/config.mk
LIB = $(obj)lib$(BOARD).a
COBJS-y := $(BOARD).o cmd_bf537led.o
COBJS-$(CONFIG_BFIN_IDE) += ide-cf.o
COBJS-$(CONFIG_CMD_EEPROM) += spi_flash.o
COBJS-$(CONFIG_CMD_NAND) += nand.o
COBJS-$(CONFIG_POST) += post.o post-memory.o

57
board/bf537-stamp/bf537-stamp.c
View File

@ -43,43 +43,6 @@ int checkboard(void)
return 0;
}
#if defined(CONFIG_BFIN_IDE)
void cf_outb(unsigned char val, volatile unsigned char *addr)
{
*(addr) = val;
SSYNC();
}
unsigned char cf_inb(volatile unsigned char *addr)
{
volatile unsigned char c;
c = *(addr);
SSYNC();
return c;
}
void cf_insw(unsigned short *sect_buf, unsigned short *addr, int words)
{
int i;
for (i = 0; i < words; i++)
*(sect_buf + i) = *(addr);
SSYNC();
}
void cf_outsw(unsigned short *addr, unsigned short *sect_buf, int words)
{
int i;
for (i = 0; i < words; i++)
*(addr) = *(sect_buf + i);
SSYNC();
}
#endif /* CONFIG_BFIN_IDE */
phys_size_t initdram(int board_type)
{
gd->bd->bi_memstart = CONFIG_SYS_SDRAM_BASE;
@ -130,7 +93,6 @@ int board_eth_init(bd_t *bis)
}
#endif
#if defined(CONFIG_MISC_INIT_R)
/* miscellaneous platform dependent initialisations */
int misc_init_r(void)
{
@ -146,22 +108,9 @@ int misc_init_r(void)
flash_protect(FLAG_PROTECT_SET, 0x203F0000, 0x203FFFFF, &flash_info[0]);
#endif
#if defined(CONFIG_BFIN_IDE)
#if defined(CONFIG_BFIN_TRUE_IDE)
/* Enable ATASEL when in True IDE mode */
printf("Using CF True IDE Mode\n");
cf_outb(0, (unsigned char *)CONFIG_CF_ATASEL_ENA);
udelay(1000);
#elif defined(CONFIG_BFIN_CF_IDE)
/* Disable ATASEL when we're in Common Memory Mode */
printf("Using CF Common Memory Mode\n");
cf_outb(0, (unsigned char *)CONFIG_CF_ATASEL_DIS);
udelay(1000);
#elif defined(CONFIG_BFIN_HDD_IDE)
printf("Using HDD IDE Mode\n");
#ifdef CONFIG_BFIN_IDE
cf_ide_init();
#endif
ide_init();
#endif /* CONFIG_BFIN_IDE */
return 0;
}
#endif /* CONFIG_MISC_INIT_R */

66
board/bf537-stamp/ide-cf.c Normal file
View File

@ -0,0 +1,66 @@
/*
* CF IDE addon card code
*
* Enter bugs at http://blackfin.uclinux.org/
*
* Copyright (c) 2005-2009 Analog Devices Inc.
*
* Licensed under the GPL-2 or later.
*/
#include <common.h>
#include <config.h>
#include <command.h>
#include <asm/blackfin.h>
void cf_outb(unsigned char val, volatile unsigned char *addr)
{
*(addr) = val;
SSYNC();
}
unsigned char cf_inb(volatile unsigned char *addr)
{
volatile unsigned char c;
c = *(addr);
SSYNC();
return c;
}
void cf_insw(unsigned short *sect_buf, unsigned short *addr, int words)
{
int i;
for (i = 0; i < words; i++)
*(sect_buf + i) = *(addr);
SSYNC();
}
void cf_outsw(unsigned short *addr, unsigned short *sect_buf, int words)
{
int i;
for (i = 0; i < words; i++)
*(addr) = *(sect_buf + i);
SSYNC();
}
void cf_ide_init(void)
{
#if defined(CONFIG_BFIN_TRUE_IDE)
/* Enable ATASEL when in True IDE mode */
printf("Using CF True IDE Mode\n");
cf_outb(0, (unsigned char *)CONFIG_CF_ATASEL_ENA);
udelay(1000);
#elif defined(CONFIG_BFIN_CF_IDE)
/* Disable ATASEL when we're in Common Memory Mode */
printf("Using CF Common Memory Mode\n");
cf_outb(0, (unsigned char *)CONFIG_CF_ATASEL_DIS);
udelay(1000);
#elif defined(CONFIG_BFIN_HDD_IDE)
printf("Using HDD IDE Mode\n");
#endif
ide_init();
}