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* Fix IceCube CLKIN configuration (it's 33.000000MHz)

Browse Source 
* Add new configuration for IceCube board with DDR memory

* Update TRAB memory configurations
master
wdenk 22 years ago
parent 5c745d2613
commit b2001f273f
5 changed files with 100 additions and 8 deletions
  1. 6
      CHANGELOG
  2. 18
      Makefile
  3. 54
      board/icecube/icecube.c
  4. 19
      include/configs/IceCube.h
  5. 11
      include/configs/trab.h

6
CHANGELOG
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@ -2,6 +2,12 @@
Changes since U-Boot 1.0.0:
======================================================================
* Fix IceCube CLKIN configuration (it's 33.000000MHz)
* Add new configuration for IceCube board with DDR memory
* Update TRAB memory configurations
* Add JFFS2 support for INCA-IP board
* Patch by Bill Hargen, 09 Dec 2003:

18
Makefile
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@ -204,6 +204,8 @@ cmi_mpc5xx_config: unconfig
MPC5200LITE_config \
MPC5200LITE_LOWBOOT_config \
MPC5200LITE_LOWBOOT08_config \
icecube_5200_DDR_config \
IceCube_5200_DDR_config \
icecube_5200_config \
IceCube_5200_config \
IceCube_5100_config: unconfig
@ -220,6 +222,10 @@ IceCube_5100_config: unconfig
{ echo "#define CONFIG_MPC5200" >>include/config.h ; \
echo "... with MPC5200 processor" ; \
}
@[ -z "$(findstring DDR,$@)" ] || \
{ echo "#define CONFIG_MPC5200_DDR" >>include/config.h ; \
echo "... DDR memory revision" ; \
}
@[ -z "$(findstring 5100,$@)" ] || \
{ echo "#define CONFIG_MGT5100" >>include/config.h ; \
echo "... with MGT5100 processor" ; \
@ -895,23 +901,27 @@ smdk2400_config : unconfig
smdk2410_config : unconfig
@./mkconfig $(@:_config=) arm arm920t smdk2410
# TRAB default configuration: 8 MB Flash, 32 MB RAM
trab_config \
trab_bigram_config \
trab_bigflash_config \
trab_old_config: unconfig
@ >include/config.h
@[ -z "$(findstring _bigram,$@)" ] || \
{ echo "#define CONFIG_FLASH_8MB" >>include/config.h ; \
{ echo "#define CONFIG_FLASH_8MB" >>include/config.h ; \
echo "#define CONFIG_RAM_32MB" >>include/config.h ; \
echo "... with 8 MB Flash, 32 MB RAM" ; \
}
@[ -z "$(findstring _bigflash,$@)" ] || \
{ echo "#define CONFIG_RAM_16MB" >>include/config.h ; \
{ echo "#define CONFIG_FLASH_16MB" >>include/config.h ; \
echo "#define CONFIG_RAM_16MB" >>include/config.h ; \
echo "... with 16 MB Flash, 16 MB RAM" ; \
echo "TEXT_BASE = 0x0CF40000" >board/trab/config.tmp ; \
}
@[ -z "$(findstring _old,$@)" ] || \
{ echo "#define CONFIG_OLD_VERSION" >>include/config.h ; \
echo "... with small memory configuration" ; \
{ echo "#define CONFIG_FLASH_8MB" >>include/config.h ; \
echo "#define CONFIG_RAM_16MB" >>include/config.h ; \
echo "... with 8 MB Flash, 16 MB RAM" ; \
echo "TEXT_BASE = 0x0CF40000" >board/trab/config.tmp ; \
}
@./mkconfig -a $(call xtract_trab,$@) arm arm920t trab

54
board/icecube/icecube.c
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@ -68,6 +68,24 @@ static void sdram_start (int hi_addr)
{
long hi_addr_bit = hi_addr ? 0x01000000 : 0;
#ifdef CONFIG_MPC5200_DDR
/* unlock mode register */
*(vu_long *)MPC5XXX_SDRAM_CTRL = 0xf05f0f00 | hi_addr_bit;
/* precharge all banks */
*(vu_long *)MPC5XXX_SDRAM_CTRL = 0xf05f0f02 | hi_addr_bit;
/* set mode register: extended mode */
*(vu_long *)MPC5XXX_SDRAM_MODE = 0x40090000;
/* set mode register: reset DLL */
*(vu_long *)MPC5XXX_SDRAM_MODE = 0x058d0000;
/* precharge all banks */
*(vu_long *)MPC5XXX_SDRAM_CTRL = 0xf05f0f02 | hi_addr_bit;
/* auto refresh */
*(vu_long *)MPC5XXX_SDRAM_CTRL = 0xf05f0f04 | hi_addr_bit;
/* set mode register */
*(vu_long *)MPC5XXX_SDRAM_MODE = 0x018d0000;
/* normal operation */
*(vu_long *)MPC5XXX_SDRAM_CTRL = 0x705f0f00 | hi_addr_bit;
#else
/* unlock mode register */
*(vu_long *)MPC5XXX_SDRAM_CTRL = 0xd04f0000 | hi_addr_bit;
/* precharge all banks */
@ -86,12 +104,16 @@ static void sdram_start (int hi_addr)
*(vu_long *)MPC5XXX_SDRAM_MODE = 0x008d0000;
/* normal operation */
*(vu_long *)MPC5XXX_SDRAM_CTRL = 0x504f0000 | hi_addr_bit;
#endif
}
#endif
long int initdram (int board_type)
{
ulong dramsize = 0;
#ifdef CONFIG_MPC5200_DDR
ulong dramsize2 = 0;
#endif
#ifndef CFG_RAMBOOT
ulong test1, test2;
@ -100,9 +122,18 @@ long int initdram (int board_type)
*(vu_long *)MPC5XXX_SDRAM_CS0CFG = 0x0000001e;/* 2G at 0x0 */
*(vu_long *)MPC5XXX_SDRAM_CS1CFG = 0x80000000;/* disabled */
#ifdef CONFIG_MPC5200_DDR
/* setup config registers */
*(vu_long *)MPC5XXX_SDRAM_CONFIG1 = 0x73722930;
*(vu_long *)MPC5XXX_SDRAM_CONFIG2 = 0x47770000;
/* set tap delay to 0x10 */
*(vu_long *)MPC5XXX_CDM_PORCFG = 0x10000000;
#else
/* setup config registers */
*(vu_long *)MPC5XXX_SDRAM_CONFIG1 = 0xc2233a00;
*(vu_long *)MPC5XXX_SDRAM_CONFIG2 = 0x88b70004;
#endif
#elif defined(CONFIG_MGT5100)
*(vu_long *)MPC5XXX_SDRAM_START = 0x00000000;
@ -129,7 +160,23 @@ long int initdram (int board_type)
#if defined(CONFIG_MPC5200)
*(vu_long *)MPC5XXX_SDRAM_CS0CFG =
(0x13 + __builtin_ffs(dramsize >> 20) - 1);
#ifdef CONFIG_MPC5200_DDR
*(vu_long *)MPC5XXX_SDRAM_CS1CFG = dramsize + 0x0000001e;/* 2G */
sdram_start(0);
test1 = dram_size((ulong *)(CFG_SDRAM_BASE + dramsize), 0x80000000);
sdram_start(1);
test2 = dram_size((ulong *)(CFG_SDRAM_BASE + dramsize), 0x80000000);
if (test1 > test2) {
sdram_start(0);
dramsize2 = test1;
} else {
dramsize2 = test2;
}
*(vu_long *)MPC5XXX_SDRAM_CS1CFG =
dramsize + (0x13 + __builtin_ffs(dramsize2 >> 20) - 1);
#else
*(vu_long *)MPC5XXX_SDRAM_CS1CFG = dramsize; /* disabled */
#endif
#elif defined(CONFIG_MGT5100)
*(vu_long *)MPC5XXX_SDRAM_STOP = ((dramsize - 1) >> 15);
#endif
@ -140,8 +187,15 @@ long int initdram (int board_type)
dramsize = ((*(vu_long *)MPC5XXX_SDRAM_STOP + 1) << 15);
#else
dramsize = ((1 << (*(vu_long *)MPC5XXX_SDRAM_CS0CFG - 0x13)) << 20);
#ifdef CONFIG_MPC5200_DDR
dramsize2 = ((1 << (*(vu_long *)MPC5XXX_SDRAM_CS1CFG - 0x13)) << 20);
#endif
#endif
#endif /* CFG_RAMBOOT */
#ifdef CONFIG_MPC5200_DDR
dramsize += dramsize2;
#endif
/* return total ram size */
return dramsize;
}

19
include/configs/IceCube.h
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@ -32,7 +32,7 @@
#define CONFIG_MPC5XXX 1 /* This is an MPC5xxx CPU */
#define CONFIG_ICECUBE 1 /* ... on IceCube board */
#define CFG_MPC5XXX_CLKIN 33333333 /* ... running at 33MHz */
#define CFG_MPC5XXX_CLKIN 33000000 /* ... running at 33.000000MHz */
#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
#define BOOTFLAG_WARM 0x02 /* Software reboot */
@ -219,7 +219,11 @@
/*
* GPIO configuration
*/
#ifdef CONFIG_MPC5200_DDR
#define CFG_GPS_PORT_CONFIG 0x90000004
#else
#define CFG_GPS_PORT_CONFIG 0x10000004
#endif
/*
* Miscellaneous configurable options
@ -253,12 +257,25 @@
#define CFG_HID0_FINAL 0
#endif
#ifdef CONFIG_MPC5200_DDR
#define CFG_BOOTCS_START 0xff800000
#define CFG_BOOTCS_SIZE 0x00800000
#define CFG_BOOTCS_CFG 0x00047801
#define CFG_CS1_START 0xff000000
#define CFG_CS1_SIZE 0x00800000
#define CFG_CS1_CFG 0x00047800
#else /* !CONFIG_MPC5200_DDR */
#define CFG_BOOTCS_START CFG_FLASH_BASE
#define CFG_BOOTCS_SIZE CFG_FLASH_SIZE
#define CFG_BOOTCS_CFG 0x00047801
#define CFG_CS0_START CFG_FLASH_BASE
#define CFG_CS0_SIZE CFG_FLASH_SIZE
#endif /* CONFIG_MPC5200_DDR */
#define CFG_CS_BURST 0x00000000
#define CFG_CS_DEADCYCLE 0x33333333

11
include/configs/trab.h
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@ -26,10 +26,15 @@
#ifndef __CONFIG_H
#define __CONFIG_H
#ifdef CONFIG_OLD_VERSION /* Old configuration: */
#define CONFIG_RAM_16MB /* 16 MB SDRAM */
/*
* Default configuration is with 8 MB Flash, 32 MB RAM
*/
#if (!defined(CONFIG_FLASH_8MB)) && (!defined(CONFIG_FLASH_16MB))
# define CONFIG_FLASH_8MB /* 8 MB Flash */
#endif
#if (!defined(CONFIG_RAM_16MB)) && (!defined(CONFIG_RAM_32MB))
# define CONFIG_RAM_32MB /* 32 MB SDRAM */
#endif
#define CONFIG_FLASH_8MB /* 8 MB Flash */
/*
* If we are developing, we might want to start armboot from ram

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