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Merge with /home/tur/proj/idmr/u-boot

This commit is contained in:
Wolfgang Denk 2007-01-24 10:26:47 +01:00 committed by Wolfgang Denk
parent a401239664 2daf046ba6
commit b78bb469f5
4 changed files with 58 additions and 4 deletions
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2
board/idmr/flash.c
View File

@ -97,7 +97,7 @@ unsigned long flash_init (void)
flash_protect (FLAG_PROTECT_SET,
CFG_FLASH_BASE,
CFG_FLASH_BASE + 0x30000, &flash_info[0]);
CFG_FLASH_BASE + 0x2ffff, &flash_info[0]);
return size;
}

34
cpu/mcf52x2/cpu.c
View File

@ -49,11 +49,43 @@
#endif
#ifdef CONFIG_M5271
/*
* Both MCF5270 and MCF5271 are members of the MPC5271 family. Try to
* determine which one we are running on, based on the Chip Identification
* Register (CIR).
*/
int checkcpu (void)
{
char buf[32];
unsigned short cir; /* Chip Identification Register */
unsigned short pin; /* Part identification number */
unsigned char prn; /* Part revision number */
char *cpu_model;
cir = mbar_readShort(MCF_CCM_CIR);
pin = cir >> MCF_CCM_CIR_PIN_LEN;
prn = cir & MCF_CCM_CIR_PRN_MASK;
switch (pin) {
case MCF_CCM_CIR_PIN_MCF5270:
cpu_model = "5270";
break;
case MCF_CCM_CIR_PIN_MCF5271:
cpu_model = "5271";
break;
default:
cpu_model = NULL;
break;
}
if (cpu_model)
printf("CPU: Freescale ColdFire MCF%s rev. %hu, at %s MHz\n",
cpu_model, prn, strmhz(buf, CFG_CLK));
else
printf("CPU: Unknown - Freescale ColdFire MCF5271 family"
" (PIN: 0x%x) rev. %hu, at %s MHz\n",
pin, prn, strmhz(buf, CFG_CLK));
printf ("CPU: Freescale Coldfire MCF5271 at %s MHz\n", strmhz(buf, CFG_CLK));
return 0;
}

6
include/asm-m68k/m5271.h
View File

@ -57,6 +57,12 @@
#define MCF_GPIO_PAR_FECI2C 0x100047
#define MCF_GPIO_PAR_UART 0x100048
#define MCF_CCM_CIR 0x11000A
#define MCF_CCM_CIR_PRN_MASK 0x3F
#define MCF_CCM_CIR_PIN_LEN 6
#define MCF_CCM_CIR_PIN_MCF5270 0x2e
#define MCF_CCM_CIR_PIN_MCF5271 0x80
#define MCF_GPIO_AD_ADDR23 0x80
#define MCF_GPIO_AD_ADDR22 0x40
#define MCF_GPIO_AD_ADDR21 0x20

20
include/configs/idmr.h
View File

@ -83,8 +83,8 @@
*/
#define CONFIG_COMMANDS ((CONFIG_CMD_DFL | \
CFG_CMD_PING | \
CFG_CMD_NET | \
CFG_CMD_MII) & \
CFG_CMD_JFFS2 | \
CFG_CMD_NET) & \
~(CFG_CMD_LOADS | \
CFG_CMD_LOADB))
@ -194,4 +194,20 @@
/* Port configuration */
#define CFG_FECI2C 0xF0
/* Dynamic MTD partition support */
#define CONFIG_JFFS2_CMDLINE
#define MTDIDS_DEFAULT "nor0=idmr-0"
#define MTDPARTS_DEFAULT "mtdparts=idmr-0:128k(u-boot)," \
"64k(env)," \
"640k(kernel)," \
"2m(rootfs)," \
"-(user)";
#if (CONFIG_COMMANDS & CFG_CMD_MII)
#error MII commands don't work on iDMR board and sholud not be enabled.
#endif /* (CONFIG_COMMANDS & CFG_CMD_MII) */
#endif /* _IDMR_H */