diff options
| author | wdenk <wdenk> | 2004-08-28 22:45:57 +0000 | 
|---|---|---|
| committer | wdenk <wdenk> | 2004-08-28 22:45:57 +0000 | 
| commit | 7ca202f566a6e9dc3d0dd0216e82ad1a48f50f19 (patch) | |
| tree | bb1da750310557754d4a267e9b523fd5b8e9d326 | |
| parent | 31a649234ee4051e96cf45285cdf2dbfa668d30c (diff) | |
| download | olio-uboot-2014.01-7ca202f566a6e9dc3d0dd0216e82ad1a48f50f19.tar.xz olio-uboot-2014.01-7ca202f566a6e9dc3d0dd0216e82ad1a48f50f19.zip | |
Add support for IDS "NC650" boardLABEL_2004_08_29_0045
| -rw-r--r-- | CHANGELOG | 4 | ||||
| -rw-r--r-- | MAINTAINERS | 6 | ||||
| -rw-r--r-- | Makefile | 3 | ||||
| -rw-r--r-- | board/nc650/Makefile | 40 | ||||
| -rw-r--r-- | board/nc650/config.mk | 28 | ||||
| -rw-r--r-- | board/nc650/flash.c | 542 | ||||
| -rw-r--r-- | board/nc650/nc650.c | 207 | ||||
| -rw-r--r-- | board/nc650/u-boot.lds | 126 | ||||
| -rw-r--r-- | board/nc650/u-boot.lds.debug | 125 | ||||
| -rw-r--r-- | cpu/mpc8xx/speed.c | 2 | ||||
| -rw-r--r-- | include/configs/NC650.h | 347 | ||||
| -rw-r--r-- | lib_ppc/board.c | 4 | 
12 files changed, 1428 insertions, 6 deletions
| @@ -2,6 +2,8 @@  Changes since U-Boot 1.1.1:  ====================================================================== +* Add support for IDS "NC650" board +  * Add automatic update support for LWMON board  * Clear Block Lock-Bits when erasing flash on LWMON board. @@ -16,7 +18,7 @@ Changes since U-Boot 1.1.1:  * Patch by Mark Jonas, 13 July 2004:    - Total5200 LCD now run in little endian mode. Endianess conversion      is done in hardware. -  - Removed last reference to "console" environment variable.  +  - Removed last reference to "console" environment variable.  * Patches by Lars Munch, 12 Jul 2004:    - move at45.c to board/at91rm9200dk/ since this is at91rm9200dk diff --git a/MAINTAINERS b/MAINTAINERS index f8be89006..2e88ff351 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -58,13 +58,14 @@ Torsten Demke <torsten.demke@fci.com>  Wolfgang Denk <wd@denx.de> +	IceCube_5100		MGT5100 +	IceCube_5200		MPC5200 +  	AMX860			MPC860  	ETX094			MPC850  	FPS850L			MPC850  	FPS860L			MPC860  	ICU862			MPC862 -	IceCube_5100		MGT5100 -	IceCube_5200		MPC5200  	IP860			MPC860  	IVML24			MPC860  	IVML24_128		MPC860 @@ -74,6 +75,7 @@ Wolfgang Denk <wd@denx.de>  	IVMS8_256		MPC860  	LANTEC			MPC850  	LWMON			MPC823 +	NC650			MPC852  	R360MPI			MPC823  	RMU			MPC850  	RRvision		MPC823 @@ -532,6 +532,9 @@ NETTA2_config:		unconfig  		 }  	@./mkconfig -a $(call xtract_NETTA2,$@) ppc mpc8xx netta2 +NC650_config:	unconfig +	@./mkconfig $(@:_config=) ppc mpc8xx nc650 +  NX823_config:		unconfig  	@./mkconfig $(@:_config=) ppc mpc8xx nx823 diff --git a/board/nc650/Makefile b/board/nc650/Makefile new file mode 100644 index 000000000..a4dd85f50 --- /dev/null +++ b/board/nc650/Makefile @@ -0,0 +1,40 @@ +# +# (C) Copyright 2004 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +include $(TOPDIR)/config.mk + +LIB	= lib$(BOARD).a + +OBJS	= $(BOARD).o flash.o + +$(LIB):	.depend $(OBJS) +	$(AR) crv $@ $(OBJS) + +######################################################################### + +.depend:	Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c) +		$(CC) -M $(CFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@ + +sinclude .depend + +######################################################################### diff --git a/board/nc650/config.mk b/board/nc650/config.mk new file mode 100644 index 000000000..fa8ba3186 --- /dev/null +++ b/board/nc650/config.mk @@ -0,0 +1,28 @@ +# +# (C) Copyright 2004 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +# +# NC650 board +# + +TEXT_BASE = 0x40700000 diff --git a/board/nc650/flash.c b/board/nc650/flash.c new file mode 100644 index 000000000..ce2f83bc7 --- /dev/null +++ b/board/nc650/flash.c @@ -0,0 +1,542 @@ +/* + * (C) Copyright 2004 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * (C) Copyright 2001 + * Kyle Harris, Nexus Technologies, Inc. kharris@nexus-tech.net + * + * (C) Copyright 2001 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#undef DEBUG + +#include <common.h> +#include <mpc8xx.h> + +#ifndef CFG_OR_TIMING_FLASH_AT_50MHZ +#define CFG_OR_TIMING_FLASH_AT_50MHZ (OR_ACS_DIV1  | OR_TRLX | OR_CSNT_SAM | \ +				      OR_SCY_2_CLK | OR_EHTR | OR_BI) +#endif + +flash_info_t flash_info[CFG_MAX_FLASH_BANKS];	/* info for FLASH chips    */ + +#if defined(CFG_ENV_IS_IN_FLASH) +# ifndef  CFG_ENV_ADDR +#  define CFG_ENV_ADDR	(CFG_FLASH_BASE + CFG_ENV_OFFSET) +# endif +# ifndef  CFG_ENV_SIZE +#  define CFG_ENV_SIZE	CFG_ENV_SECT_SIZE +# endif +# ifndef  CFG_ENV_SECT_SIZE +#  define CFG_ENV_SECT_SIZE  CFG_ENV_SIZE +# endif +#endif + +/*----------------------------------------------------------------------- + * Protection Flags: + */ +#define FLAG_PROTECT_SET	0x01 +#define FLAG_PROTECT_CLEAR	0x02 + +/* Board support for 1 or 2 flash devices */ +#undef FLASH_PORT_WIDTH32 +#undef FLASH_PORT_WIDTH16 +#define FLASH_PORT_WIDTH8 + +#ifdef FLASH_PORT_WIDTH16 +#define FLASH_PORT_WIDTH	ushort +#define FLASH_PORT_WIDTHV	vu_short +#elif FLASH_PORT_WIDTH32 +#define FLASH_PORT_WIDTH	ulong +#define FLASH_PORT_WIDTHV	vu_long +#else /* FLASH_PORT_WIDTH8 */ +#define FLASH_PORT_WIDTH	uchar +#define FLASH_PORT_WIDTHV	vu_char +#endif + +#define FPW			FLASH_PORT_WIDTH +#define FPWV			FLASH_PORT_WIDTHV + +/*----------------------------------------------------------------------- + * Functions + */ +static ulong flash_get_size (FPWV * addr, flash_info_t * info); +static int write_data (flash_info_t * info, ulong dest, FPW data); +static void flash_get_offsets (ulong base, flash_info_t * info); + +/*----------------------------------------------------------------------- + */ + +unsigned long flash_init (void) +{ +	volatile immap_t *immap = (immap_t *) CFG_IMMR; +	volatile memctl8xx_t *memctl = &immap->im_memctl; +	unsigned long size_b0; +	int i; +#ifdef CFG_OR_TIMING_FLASH_AT_50MHZ +	int scy, trlx, flash_or_timing, clk_diff; + +	DECLARE_GLOBAL_DATA_PTR; + +	scy = (CFG_OR_TIMING_FLASH_AT_50MHZ & OR_SCY_MSK) >> 4; +	if (CFG_OR_TIMING_FLASH_AT_50MHZ & OR_TRLX) { +		trlx = OR_TRLX; +		scy *= 2; +	} else +		trlx = 0; + +		/* We assume that each 10MHz of bus clock require 1-clk SCY +		 * adjustment. +		 */ +	clk_diff = (gd->bus_clk / 1000000) - 50; + +		/* We need proper rounding here. This is what the "+5" and "-5" +		 * are here for. +		 */ +	if (clk_diff >= 0) +		scy += (clk_diff + 5) / 10; +	else +		scy += (clk_diff - 5) / 10; + +		/* For bus frequencies above 50MHz, we want to use relaxed +		 * timing (OR_TRLX). +		 */ +	if (gd->bus_clk >= 50000000) +		trlx = OR_TRLX; +	else +		trlx = 0; + +	if (trlx) +		scy /= 2; + +	if (scy > 0xf) +		scy = 0xf; +	if (scy < 1) +		scy = 1; + +	flash_or_timing = (scy << 4) | trlx | +			  (CFG_OR_TIMING_FLASH_AT_50MHZ & ~(OR_TRLX | OR_SCY_MSK)); +#endif + +	/* Init: no FLASHes known */ +	for (i = 0; i < CFG_MAX_FLASH_BANKS; ++i) { +		flash_info[i].flash_id = FLASH_UNKNOWN; +	} + +	/* Static FLASH Bank configuration here - FIXME XXX */ +	size_b0 = flash_get_size ((FPW *) FLASH_BASE0_PRELIM, &flash_info[0]); + +	if (flash_info[0].flash_id == FLASH_UNKNOWN) { +		printf ("## Unknown FLASH on Bank 0 - Size = 0x%08lx = %ld MB\n", +			size_b0, size_b0 << 20); +	} + +	/* Remap FLASH according to real size */ +#ifndef CFG_OR_TIMING_FLASH_AT_50MHZ +	memctl->memc_or0 = CFG_OR_TIMING_FLASH | (-size_b0 & OR_AM_MSK); +#else +	memctl->memc_or0 = flash_or_timing | (-size_b0 & OR_AM_MSK); +#endif +	memctl->memc_br0 = (CFG_FLASH_BASE & BR_BA_MSK) | BR_PS_8 | BR_MS_GPCM | BR_V; + +	/* Re-do sizing to get full correct info */ +	size_b0 = flash_get_size ((FPW *) CFG_FLASH_BASE, &flash_info[0]); + +	flash_get_offsets (CFG_FLASH_BASE, &flash_info[0]); + +#if CFG_MONITOR_BASE >= CFG_FLASH_BASE +	/* monitor protection ON by default */ +	(void) flash_protect (FLAG_PROTECT_SET, +				CFG_MONITOR_BASE, +				CFG_MONITOR_BASE + monitor_flash_len - 1, +				&flash_info[0]); +#endif + +#ifdef	CFG_ENV_IS_IN_FLASH +	/* ENV protection ON by default */ +	flash_protect (FLAG_PROTECT_SET, +			CFG_ENV_ADDR, +			CFG_ENV_ADDR + CFG_ENV_SIZE - 1, +			&flash_info[0]); +#endif + +	flash_info[0].size = size_b0; + +	return (size_b0); +} + +/*----------------------------------------------------------------------- + */ +static void flash_get_offsets (ulong base, flash_info_t * info) +{ +	int i; + +	if (info->flash_id == FLASH_UNKNOWN) { +		return; +	} + +	if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_INTEL) { +		for (i = 0; i < info->sector_count; i++) { +			info->start[i] = base + (i * 0x00020000); +		} +	} +} + +/*----------------------------------------------------------------------- + */ +void flash_print_info (flash_info_t * info) +{ +	int i; + +	if (info->flash_id == FLASH_UNKNOWN) { +		printf ("missing or unknown FLASH type\n"); +		return; +	} + +	switch (info->flash_id & FLASH_VENDMASK) { +	case FLASH_MAN_INTEL: +		printf ("INTEL "); +		break; +	default: +		printf ("Unknown Vendor "); +		break; +	} + +	switch (info->flash_id & FLASH_TYPEMASK) { +	case FLASH_28F320J3A: +		printf ("28F320J3A\n"); +		break; +	case FLASH_28F640J3A: +		printf ("28F640J3A\n"); +		break; +	case FLASH_28F128J3A: +		printf ("28F128J3A\n"); +		break; +	default: +		printf ("Unknown Chip Type\n"); +		break; +	} + +	printf ("  Size: %ld MB in %d Sectors\n", +			info->size >> 20, info->sector_count); + +	printf ("  Sector Start Addresses:"); +	for (i = 0; i < info->sector_count; ++i) { +		if ((i % 5) == 0) +			printf ("\n   "); +		printf (" %08lX%s", +			info->start[i], +			info->protect[i] ? " (RO)" : "     "); +	} +	printf ("\n"); +	return; +} + +/*----------------------------------------------------------------------- + */ + + +/*----------------------------------------------------------------------- + */ + +/* + * The following code cannot be run from FLASH! + */ + +static ulong flash_get_size (FPWV * addr, flash_info_t * info) +{ +	FPW value; + +	addr[0] = (FPW) 0x00900090; + +	value = addr[0]; + +	debug ("Manuf. ID @ 0x%08lx: 0x%08lx\n", (ulong)addr, value); + +	switch (value) { +	case (FPW) INTEL_MANUFACT: +		info->flash_id = FLASH_MAN_INTEL; +		break; +	default: +		info->flash_id = FLASH_UNKNOWN; +		info->sector_count = 0; +		info->size = 0; +		addr[0] = (FPW) 0x00FF00FF;	/* restore read mode */ +		return (0);			/* no or unknown flash  */ +	} + +#ifdef FLASH_PORT_WIDTH8 +	value = addr[2];			/* device ID        */ +#else +	value = addr[1];			/* device ID        */ +#endif + +	debug ("Device ID @ 0x%08lx: 0x%08lx\n", (ulong)(&addr[1]), value); + +	switch (value) { +	case (FPW) INTEL_ID_28F320J3A: +		info->flash_id += FLASH_28F320J3A; +		info->sector_count = 32; +		info->size = 0x00400000; +		break;				/* => 4 MB     */ + +	case (FPW) INTEL_ID_28F640J3A: +		info->flash_id += FLASH_28F640J3A; +		info->sector_count = 64; +		info->size = 0x00800000; +		break;				/* => 8 MB     */ + +	case (FPW) INTEL_ID_28F128J3A: +		info->flash_id += FLASH_28F128J3A; +		info->sector_count = 128; +		info->size = 0x01000000; +		break;				/* => 16 MB     */ + +	default: +		info->flash_id = FLASH_UNKNOWN; +		break; +	} + +	if (info->sector_count > CFG_MAX_FLASH_SECT) { +		printf ("** ERROR: sector count %d > max (%d) **\n", +				info->sector_count, CFG_MAX_FLASH_SECT); +		info->sector_count = CFG_MAX_FLASH_SECT; +	} + +	addr[0] = (FPW) 0x00FF00FF;	/* restore read mode */ + +	return (info->size); +} + + +/*----------------------------------------------------------------------- + */ + +int flash_erase (flash_info_t * info, int s_first, int s_last) +{ +	int flag, prot, sect; +	ulong type, start, now, last; +	int rcode = 0; + +	if ((s_first < 0) || (s_first > s_last)) { +		if (info->flash_id == FLASH_UNKNOWN) { +			printf ("- missing\n"); +		} else { +			printf ("- no sectors to erase\n"); +		} +		return 1; +	} + +	type = (info->flash_id & FLASH_VENDMASK); +	if ((type != FLASH_MAN_INTEL)) { +		printf ("Can't erase unknown flash type %08lx - aborted\n", +			info->flash_id); +		return 1; +	} + +	prot = 0; +	for (sect = s_first; sect <= s_last; ++sect) { +		if (info->protect[sect]) { +			prot++; +		} +	} + +	if (prot) { +		printf ("- Warning: %d protected sectors will not be erased!\n", +			prot); +	} else { +		printf ("\n"); +	} + +	start = get_timer (0); +	last = start; +	/* Start erase on unprotected sectors */ +	for (sect = s_first; sect <= s_last; sect++) { +		if (info->protect[sect] == 0) {	/* not protected */ +			FPWV *addr = (FPWV *) (info->start[sect]); +			FPW status; + +			/* Disable interrupts which might cause a timeout here */ +			flag = disable_interrupts (); + +			*addr = (FPW) 0x00500050;	/* clear status register */ +			*addr = (FPW) 0x00200020;	/* erase setup */ +			*addr = (FPW) 0x00D000D0;	/* erase confirm */ + +			/* re-enable interrupts if necessary */ +			if (flag) +				enable_interrupts (); + +			/* wait at least 80us - let's wait 1 ms */ +			udelay (1000); + +			while (((status = *addr) & (FPW) 0x00800080) != (FPW) 0x00800080) { +			    if ((now = get_timer (start)) > CFG_FLASH_ERASE_TOUT) { +				printf ("Timeout\n"); +				*addr = (FPW) 0x00B000B0;	/* suspend erase     */ +				*addr = (FPW) 0x00FF00FF;	/* reset to read mode */ +				rcode = 1; +				break; +			    } + +			    /* show that we're waiting */ +			    if ((now - last) > 1000) {	/* every second */ +				putc ('.'); +				last = now; +			    } +			} + +			*addr = (FPW) 0x00FF00FF;	/* reset to read mode */ +		} +	} +	printf (" done\n"); +	return rcode; +} + +/*----------------------------------------------------------------------- + * Copy memory to flash, returns: + * 0 - OK + * 1 - write timeout + * 2 - Flash not erased + * 4 - Flash not identified + */ + +int write_buff (flash_info_t * info, uchar * src, ulong addr, ulong cnt) +{ +	ulong cp, wp; +	FPW data; + +	int i, l, rc, port_width; + +	if (info->flash_id == FLASH_UNKNOWN) { +		return 4; +	} +/* get lower word aligned address */ +#ifdef FLASH_PORT_WIDTH16 +	wp = (addr & ~1); +	port_width = 2; +#elif defined(FLASH_PORT_WIDTH32) +	wp = (addr & ~3); +	port_width = 4; +#else +	wp = addr; +	port_width = 1; +#endif + +	/* +	 * handle unaligned start bytes +	 */ +	if ((l = addr - wp) != 0) { +		data = 0; +		for (i = 0, cp = wp; i < l; ++i, ++cp) { +			data = (data << 8) | (*(uchar *) cp); +		} +		for (; i < port_width && cnt > 0; ++i) { +			data = (data << 8) | *src++; +			--cnt; +			++cp; +		} +		for (; cnt == 0 && i < port_width; ++i, ++cp) { +			data = (data << 8) | (*(uchar *) cp); +		} + +		if ((rc = write_data (info, wp, data)) != 0) { +			return (rc); +		} +		wp += port_width; +	} + +	/* +	 * handle word aligned part +	 */ +	while (cnt >= port_width) { +		data = 0; +		for (i = 0; i < port_width; ++i) { +			data = (data << 8) | *src++; +		} +		if ((rc = write_data (info, wp, data)) != 0) { +			return (rc); +		} +		wp += port_width; +		cnt -= port_width; +	} + +	if (cnt == 0) { +		return (0); +	} + +	/* +	 * handle unaligned tail bytes +	 */ +	data = 0; +	for (i = 0, cp = wp; i < port_width && cnt > 0; ++i, ++cp) { +		data = (data << 8) | *src++; +		--cnt; +	} +	for (; i < port_width; ++i, ++cp) { +		data = (data << 8) | (*(uchar *) cp); +	} + +	return (write_data (info, wp, data)); +} + +/*----------------------------------------------------------------------- + * Write a word or halfword to Flash, returns: + * 0 - OK + * 1 - write timeout + * 2 - Flash not erased + */ +static int write_data (flash_info_t * info, ulong dest, FPW data) +{ +	FPWV *addr = (FPWV *) dest; +	ulong status; +	ulong start; +	int flag; + +	/* Check if Flash is (sufficiently) erased */ +	if ((*addr & data) != data) { +		printf ("not erased at %08lx (%x)\n", (ulong) addr, *addr); +		return (2); +	} +	/* Disable interrupts which might cause a timeout here */ +	flag = disable_interrupts (); + +	*addr = (FPW) 0x00400040;	/* write setup */ +	*addr = data; + +	/* re-enable interrupts if necessary */ +	if (flag) +		enable_interrupts (); + +	start = get_timer (0); + +	while (((status = *addr) & (FPW) 0x00800080) != (FPW) 0x00800080) { +		if (get_timer (start) > CFG_FLASH_WRITE_TOUT) { +			*addr = (FPW) 0x00FF00FF;	/* restore read mode */ +			return (1); +		} +	} + +	*addr = (FPW) 0x00FF00FF;	/* restore read mode */ + +	return (0); +} diff --git a/board/nc650/nc650.c b/board/nc650/nc650.c new file mode 100644 index 000000000..376dbbdca --- /dev/null +++ b/board/nc650/nc650.c @@ -0,0 +1,207 @@ +/* + * (C) Copyright 2001 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <config.h> +#include <mpc8xx.h> + +/* + *  Memory Controller Using + * + *  CS0 - Flash memory            (0x40000000) + *  CS3 - SDRAM                   (0x00000000} + */ + +/* ------------------------------------------------------------------------- */ + +#define _not_used_	0xffffffff + +const uint sdram_table[] = { +	/* single read. (offset 0 in upm RAM) */ +	0x1f07fc04, 0xeeaefc04, 0x11adfc04, 0xefbbbc00, +	0x1ff77c47, + +	/* MRS initialization (offset 5) */ + +	0x1ff77c34, 0xefeabc34, 0x1fb57c35, + +	/* burst read. (offset 8 in upm RAM) */ +	0x1f07fc04, 0xeeaefc04, 0x10adfc04, 0xf0affc00, +	0xf0affc00, 0xf1affc00, 0xefbbbc00, 0x1ff77c47, +	_not_used_, _not_used_, _not_used_, _not_used_, +	_not_used_, _not_used_, _not_used_, _not_used_, + +	/* single write. (offset 18 in upm RAM) */ +	0x1f27fc04, 0xeeaebc00, 0x01b93c04, 0x1ff77c47, +	_not_used_, _not_used_, _not_used_, _not_used_, + +	/* burst write. (offset 20 in upm RAM) */ +	0x1f07fc04, 0xeeaebc00, 0x10ad7c00, 0xf0affc00, +	0xf0affc00, 0xe1bbbc04, 0x1ff77c47, _not_used_, +	_not_used_, _not_used_, _not_used_, _not_used_, +	_not_used_, _not_used_, _not_used_, _not_used_, + +	/* refresh. (offset 30 in upm RAM) */ +	0x1ff5fc84, 0xfffffc04, 0xfffffc04, 0xfffffc04, +	0xfffffc84, 0xfffffc07, _not_used_, _not_used_, +	_not_used_, _not_used_, _not_used_, _not_used_, + +	/* exception. (offset 3c in upm RAM) */ +	0x7ffffc07, _not_used_, _not_used_, _not_used_ +}; + +/* ------------------------------------------------------------------------- */ + +/* + * Check Board Identity: + */ + +int checkboard (void) +{ +	puts ("Board: NC650\n"); +	return 0; +} + +/* ------------------------------------------------------------------------- */ + +static long int dram_size (long int, long int *, long int); + +/* ------------------------------------------------------------------------- */ + +long int initdram (int board_type) +{ +	volatile immap_t *immap = (immap_t *) CFG_IMMR; +	volatile memctl8xx_t *memctl = &immap->im_memctl; +	long int size8, size9; +	long int size_b0 = 0; +	unsigned long reg; + +	upmconfig (UPMA, (uint *) sdram_table, +			   sizeof (sdram_table) / sizeof (uint)); + +	/* +	 * Preliminary prescaler for refresh (depends on number of +	 * banks): This value is selected for four cycles every 62.4 us +	 * with two SDRAM banks or four cycles every 31.2 us with one +	 * bank. It will be adjusted after memory sizing. +	 */ +	memctl->memc_mptpr = CFG_MPTPR_2BK_8K; + +	memctl->memc_mar = 0x00000088; + +	/* +	 * Map controller bank 1 to the SDRAM bank at +	 * preliminary address - these have to be modified after the +	 * SDRAM size has been determined. +	 */ +	memctl->memc_or3 = CFG_OR3_PRELIM; +	memctl->memc_br3 = CFG_BR3_PRELIM; + +	memctl->memc_mamr = CFG_MAMR_8COL & (~(MAMR_PTAE));	/* no refresh yet */ + +	udelay (200); + +	/* perform SDRAM initializsation sequence */ + +	memctl->memc_mcr = 0x80006105;	/* SDRAM bank 0 */ +	udelay (200); +	memctl->memc_mcr = 0x80006230;	/* SDRAM bank 0 - execute twice */ +	udelay (200); + +	memctl->memc_mamr |= MAMR_PTAE;	/* enable refresh */ + +	udelay (1000); + +	/* +	 * Check Bank 0 Memory Size for re-configuration +	 * +	 * try 8 column mode +	 */ +	size8 = dram_size (CFG_MAMR_8COL, (ulong *) SDRAM_BASE3_PRELIM, +					   SDRAM_MAX_SIZE); + +	udelay (1000); + +	/* +	 * try 9 column mode +	 */ +	size9 = dram_size (CFG_MAMR_9COL, (ulong *) SDRAM_BASE3_PRELIM, +					  SDRAM_MAX_SIZE); + +	udelay (1000); + +	if (size8 < size9) { +		size_b0 = size9; +	} else { +		size_b0 = size8; +		memctl->memc_mamr = CFG_MAMR_8COL; +		udelay (500); +	} + +	/* +	 * Adjust refresh rate depending on SDRAM type, both banks. +	 * For types > 128 MBit leave it at the current (fast) rate +	 */ +	if ((size_b0 < 0x02000000)) { +		/* reduce to 15.6 us (62.4 us / quad) */ +		memctl->memc_mptpr = CFG_MPTPR_2BK_4K; +		udelay (1000); +	} + +	/* +	 * Final mapping +	 */ + +	memctl->memc_or3 = ((-size_b0) & 0xFFFF0000) | CFG_OR_TIMING_SDRAM; +	memctl->memc_br3 = (CFG_SDRAM_BASE & BR_BA_MSK) | BR_MS_UPMA | BR_V; + +	/* adjust refresh rate depending on SDRAM type, one bank */ +	reg = memctl->memc_mptpr; +	reg >>= 1;					/* reduce to CFG_MPTPR_1BK_8K / _4K */ +	memctl->memc_mptpr = reg; + +	udelay (10000); + +	return (size_b0); +} + +/* ------------------------------------------------------------------------- */ + +/* + * Check memory range for valid RAM. A simple memory test determines + * the actually available RAM size between addresses `base' and + * `base + maxsize'. Some (not all) hardware errors are detected: + * - short between address lines + * - short between data lines + */ + +static long int dram_size (long int mamr_value, long int *base, +						   long int maxsize) +{ +	volatile immap_t *immap = (immap_t *) CFG_IMMR; +	volatile memctl8xx_t *memctl = &immap->im_memctl; + +	memctl->memc_mamr = mamr_value; + +	return (get_ram_size(base, maxsize)); +} diff --git a/board/nc650/u-boot.lds b/board/nc650/u-boot.lds new file mode 100644 index 000000000..2b08dd649 --- /dev/null +++ b/board/nc650/u-boot.lds @@ -0,0 +1,126 @@ +/* + * (C) Copyright 2001 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +OUTPUT_ARCH(powerpc) +SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib); SEARCH_DIR(/usr/local/powerpc-any-elf/lib); +/* Do we need any of these for elf? +   __DYNAMIC = 0;    */ +SECTIONS +{ +  /* Read-only sections, merged into text segment: */ +  . = + SIZEOF_HEADERS; +  .interp : { *(.interp) } +  .hash          : { *(.hash)		} +  .dynsym        : { *(.dynsym)		} +  .dynstr        : { *(.dynstr)		} +  .rel.text      : { *(.rel.text)		} +  .rela.text     : { *(.rela.text) 	} +  .rel.data      : { *(.rel.data)		} +  .rela.data     : { *(.rela.data) 	} +  .rel.rodata    : { *(.rel.rodata) 	} +  .rela.rodata   : { *(.rela.rodata) 	} +  .rel.got       : { *(.rel.got)		} +  .rela.got      : { *(.rela.got)		} +  .rel.ctors     : { *(.rel.ctors)	} +  .rela.ctors    : { *(.rela.ctors)	} +  .rel.dtors     : { *(.rel.dtors)	} +  .rela.dtors    : { *(.rela.dtors)	} +  .rel.bss       : { *(.rel.bss)		} +  .rela.bss      : { *(.rela.bss)		} +  .rel.plt       : { *(.rel.plt)		} +  .rela.plt      : { *(.rela.plt)		} +  .init          : { *(.init)	} +  .plt : { *(.plt) } +  .text      : +  { +    cpu/mpc8xx/start.o	(.text) +    *(.text) +    *(.fixup) +    *(.got1) +  } +  _etext = .; +  PROVIDE (etext = .); +  .rodata    : +  { +    *(.rodata) +    *(.rodata1) +    *(.rodata.str1.4) +  } +  .fini      : { *(.fini)    } =0 +  .ctors     : { *(.ctors)   } +  .dtors     : { *(.dtors)   } + +  /* Read-write section, merged into data segment: */ +  . = (. + 0x0FFF) & 0xFFFFF000; +  _erotext = .; +  PROVIDE (erotext = .); +  .reloc   : +  { +    *(.got) +    _GOT2_TABLE_ = .; +    *(.got2) +    _FIXUP_TABLE_ = .; +    *(.fixup) +  } +  __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >>2; +  __fixup_entries = (. - _FIXUP_TABLE_)>>2; + +  .data    : +  { +    *(.data) +    *(.data1) +    *(.sdata) +    *(.sdata2) +    *(.dynamic) +    CONSTRUCTORS +  } +  _edata  =  .; +  PROVIDE (edata = .); + +  __u_boot_cmd_start = .; +  .u_boot_cmd : { *(.u_boot_cmd) } +  __u_boot_cmd_end = .; + + +  __start___ex_table = .; +  __ex_table : { *(__ex_table) } +  __stop___ex_table = .; + +  . = ALIGN(256); +  __init_begin = .; +  .text.init : { *(.text.init) } +  .data.init : { *(.data.init) } +  . = ALIGN(256); +  __init_end = .; + +  __bss_start = .; +  .bss       : +  { +   *(.sbss) *(.scommon) +   *(.dynbss) +   *(.bss) +   *(COMMON) +  } +  _end = . ; +  PROVIDE (end = .); +} diff --git a/board/nc650/u-boot.lds.debug b/board/nc650/u-boot.lds.debug new file mode 100644 index 000000000..1c3b7ddce --- /dev/null +++ b/board/nc650/u-boot.lds.debug @@ -0,0 +1,125 @@ +/* + * (C) Copyright 2001 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +OUTPUT_ARCH(powerpc) +SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib); SEARCH_DIR(/usr/local/powerpc-any-elf/lib); +/* Do we need any of these for elf? +   __DYNAMIC = 0;    */ +SECTIONS +{ +  /* Read-only sections, merged into text segment: */ +  . = + SIZEOF_HEADERS; +  .interp : { *(.interp) } +  .hash          : { *(.hash)		} +  .dynsym        : { *(.dynsym)		} +  .dynstr        : { *(.dynstr)		} +  .rel.text      : { *(.rel.text)		} +  .rela.text     : { *(.rela.text) 	} +  .rel.data      : { *(.rel.data)		} +  .rela.data     : { *(.rela.data) 	} +  .rel.rodata    : { *(.rel.rodata) 	} +  .rela.rodata   : { *(.rela.rodata) 	} +  .rel.got       : { *(.rel.got)		} +  .rela.got      : { *(.rela.got)		} +  .rel.ctors     : { *(.rel.ctors)	} +  .rela.ctors    : { *(.rela.ctors)	} +  .rel.dtors     : { *(.rel.dtors)	} +  .rela.dtors    : { *(.rela.dtors)	} +  .rel.bss       : { *(.rel.bss)		} +  .rela.bss      : { *(.rela.bss)		} +  .rel.plt       : { *(.rel.plt)		} +  .rela.plt      : { *(.rela.plt)		} +  .init          : { *(.init)	} +  .plt : { *(.plt) } +  .text      : +  { +    cpu/mpc8xx/start.o	(.text) +    *(.text) +    *(.fixup) +    *(.got1) +  } +  _etext = .; +  PROVIDE (etext = .); +  .rodata    : +  { +    *(.rodata) +    *(.rodata1) +  } +  .fini      : { *(.fini)    } =0 +  .ctors     : { *(.ctors)   } +  .dtors     : { *(.dtors)   } + +  /* Read-write section, merged into data segment: */ +  . = (. + 0x0FFF) & 0xFFFFF000; +  _erotext = .; +  PROVIDE (erotext = .); +  .reloc   : +  { +    *(.got) +    _GOT2_TABLE_ = .; +    *(.got2) +    _FIXUP_TABLE_ = .; +    *(.fixup) +  } +  __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >>2; +  __fixup_entries = (. - _FIXUP_TABLE_)>>2; + +  .data    : +  { +    *(.data) +    *(.data1) +    *(.sdata) +    *(.sdata2) +    *(.dynamic) +    CONSTRUCTORS +  } +  _edata  =  .; +  PROVIDE (edata = .); + +  __u_boot_cmd_start = .; +  .u_boot_cmd : { *(.u_boot_cmd) } +  __u_boot_cmd_end = .; + + +  __start___ex_table = .; +  __ex_table : { *(__ex_table) } +  __stop___ex_table = .; + +  . = ALIGN(4096); +  __init_begin = .; +  .text.init : { *(.text.init) } +  .data.init : { *(.data.init) } +  . = ALIGN(4096); +  __init_end = .; + +  __bss_start = .; +  .bss       : +  { +   *(.sbss) *(.scommon) +   *(.dynbss) +   *(.bss) +   *(COMMON) +  } +  _end = . ; +  PROVIDE (end = .); +} diff --git a/cpu/mpc8xx/speed.c b/cpu/mpc8xx/speed.c index cc011efa4..ebd1fda68 100644 --- a/cpu/mpc8xx/speed.c +++ b/cpu/mpc8xx/speed.c @@ -172,7 +172,7 @@ unsigned long measure_gclk(void)  #endif -#if !defined(CONFIG_TQM866M) +#if !defined(CONFIG_TQM866M) && !defined(CONFIG_NC650)  /*   * get_clocks() fills in gd->cpu_clock depending on CONFIG_8xx_GCLK_FREQ diff --git a/include/configs/NC650.h b/include/configs/NC650.h new file mode 100644 index 000000000..1aaca1467 --- /dev/null +++ b/include/configs/NC650.h @@ -0,0 +1,347 @@ +/* + * (C) Copyright 2004 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +/* + * board/config.h - configuration options, board specific + */ + +#ifndef __CONFIG_H +#define __CONFIG_H + +/* + * High Level Configuration Options + * (easy to change) + */ +#define CONFIG_MPC852T		1 +#define CONFIG_NC650		1 + +#define	CONFIG_8xx_CONS_SMC1	1	/* Console is on SMC1		*/ +#undef	CONFIG_8xx_CONS_SMC2 +#undef	CONFIG_8xx_CONS_NONE +#define CONFIG_BAUDRATE		115200 +#define CONFIG_LOADS_ECHO	1	/* echo on for serial download	*/ + +/* + * 10 MHz - PLL input clock + */ +#define CFG_866_OSCCLK		10000000 + +/* + * 50 MHz - default CPU clock + */ +#define CFG_866_CPUCLK_DEFAULT	50000000 + +/* + * 15 MHz - CPU minimum clock + */ +#define CFG_866_CPUCLK_MIN	15000000 + +/* + * 133 MHz - CPU maximum clock + */ +#define CFG_866_CPUCLK_MAX	133000000 + +#define CFG_MEASURE_CPUCLK +#define CFG_8XX_XIN		CFG_866_OSCCLK + +#define CONFIG_BOOTDELAY	5	/* autoboot after 5 seconds	*/ + +#define CONFIG_PREBOOT	"echo;echo Type \"run flash_nfs\" to mount root filesystem over NFS;echo" + +#undef	CONFIG_BOOTARGS +#define CONFIG_BOOTCOMMAND							\ +	"bootp;" 								\ +	"setenv bootargs root=/dev/nfs rw nfsroot=$(serverip):$(rootpath) " 	\ +	"ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask):$(hostname)::off;" 	\ +	"bootm" + +#undef	CONFIG_WATCHDOG			/* watchdog disabled		*/ + +#undef	CONFIG_STATUS_LED		/* Status LED disabled		*/ + +#define CONFIG_BOOTP_MASK	(CONFIG_BOOTP_DEFAULT | CONFIG_BOOTP_BOOTFILESIZE) + +#define	CONFIG_FEC_ENET		1	/* use FEC ethernet  */ +#define FEC_ENET +#define CONFIG_MII +#define CFG_DISCOVER_PHY	1 + + +/* enable I2C and select the hardware/software driver */ +#undef  CONFIG_HARD_I2C			/* I2C with hardware support	*/ +#define CONFIG_SOFT_I2C		1	/* I2C bit-banged		*/ +#define CFG_I2C_SPEED		100000	/* 100 kHz			*/ +#define CFG_I2C_SLAVE		0x7f + +/* + * Software (bit-bang) I2C driver configuration + */ +#define SCL		0x10000000	/* PA 3 */ +#define SDA		0x40000000	/* PA 1 */ + +#define PAR		immr->im_ioport.iop_papar +#define DIR		immr->im_ioport.iop_padir +#define DAT		immr->im_ioport.iop_padat + +#define I2C_INIT	{PAR &= ~(SCL | SDA); DIR |=  SCL;} +#define I2C_ACTIVE	(DIR |=  SDA) +#define I2C_TRISTATE	(DIR &= ~SDA) +#define I2C_READ	((DAT & SDA) != 0) +#define I2C_SDA(bit)	if (bit) DAT |=  SDA; \ +			else DAT &= ~SDA +#define I2C_SCL(bit)	if (bit) DAT |=  SCL; \ +			else DAT &= ~SCL +#define I2C_DELAY	udelay(50)	/* 1/4 I2C clock duration */ + +#define CFG_I2C_EEPROM_ADDR		0x50 +#define CFG_I2C_EEPROM_ADDR_LEN		1 +#define CFG_EEPROM_PAGE_WRITE_BITS  	4	/* 16 bytes page write mode */ + +#define	CONFIG_RTC_MPC8xx		/* use internal RTC of MPC8xx	*/ + +#define CONFIG_COMMANDS	      ( CONFIG_CMD_DFL	| \ +				CFG_CMD_ASKENV	| \ +				CFG_CMD_DHCP	| \ +				CFG_CMD_EEPROM	| \ +				CFG_CMD_I2C	| \ +				CFG_CMD_DATE	) + +/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ +#include <cmd_confdefs.h> + +/* + * Miscellaneous configurable options + */ +#define	CFG_LONGHELP			/* undef to save memory		*/ +#define	CFG_PROMPT	"=> "		/* Monitor Command Prompt	*/ +#if (CONFIG_COMMANDS & CFG_CMD_KGDB) +#define	CFG_CBSIZE	1024		/* Console I/O Buffer Size	*/ +#else +#define	CFG_CBSIZE	256		/* Console I/O Buffer Size	*/ +#endif +#define	CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */ +#define	CFG_MAXARGS	16		/* max number of command args	*/ +#define CFG_BARGSIZE	CFG_CBSIZE	/* Boot Argument Buffer Size	*/ + +#define CFG_MEMTEST_START	0x0100000	/* memtest works on	*/ +#define CFG_MEMTEST_END		0x0400000	/* 1 ... 4 MB in DRAM	*/ + +#define CFG_LOAD_ADDR	 	0x00100000 + +#define	CFG_HZ		1000		/* decrementer freq: 1 ms ticks	*/ + +#define CFG_BAUDRATE_TABLE	{ 9600, 19200, 38400, 57600, 115200 } + +/* + * Low Level Configuration Settings + * (address mappings, register initial values, etc.) + * You should know what you are doing if you make changes here. + */ +/*----------------------------------------------------------------------- + * Internal Memory Mapped Register + */ +#define CFG_IMMR		0xF0000000 +#define CFG_IMMR_SIZE		((uint)(64 * 1024)) + +/*----------------------------------------------------------------------- + * Definitions for initial stack pointer and data area (in DPRAM) + */ +#define CFG_INIT_RAM_ADDR	CFG_IMMR +#define	CFG_INIT_RAM_END	0x2F00	/* End of used area in DPRAM	*/ +#define	CFG_GBL_DATA_SIZE	64  /* size in bytes reserved for initial data */ +#define CFG_GBL_DATA_OFFSET	(CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE) +#define	CFG_INIT_SP_OFFSET	CFG_GBL_DATA_OFFSET + +/*----------------------------------------------------------------------- + * Start addresses for the final memory configuration + * (Set up by the startup code) + * Please note that CFG_SDRAM_BASE _must_ start at 0 + */ +#define	CFG_SDRAM_BASE		0x00000000 +#define CFG_FLASH_BASE		0x40000000 + +#define CFG_RESET_ADDRESS	0xFFF00100 + +#define CFG_MONITOR_LEN		(256 << 10)	/* Reserve 256 kB for Monitor */ +#define CFG_MONITOR_BASE	TEXT_BASE +#define	CFG_MALLOC_LEN		(256 << 10)	/* Reserve 256 kB for malloc()	*/ + +/* + * For booting Linux, the board info and command line data + * have to be in the first 8 MB of memory, since this is + * the maximum mapped by the Linux kernel during initialization. + */ +#define	CFG_BOOTMAPSZ		(8 << 20)	/* Initial Memory map for Linux	*/ +/*----------------------------------------------------------------------- + * FLASH organization + */ +#define CFG_MAX_FLASH_BANKS	1	/* max number of memory banks		*/ +#define CFG_MAX_FLASH_SECT	64	/* max number of sectors on one chip	*/ + +#define CFG_FLASH_ERASE_TOUT	120000	/* Timeout for Flash Erase (in ms)	*/ +#define CFG_FLASH_WRITE_TOUT	500	/* Timeout for Flash Write (in ms)	*/ + + +#define	CFG_ENV_IS_IN_FLASH	1 +#define CFG_ENV_OFFSET		0x00740000 + +#define CFG_ENV_SECT_SIZE	0x20000	/* Total Size of Environment sector	*/ +#define	CFG_ENV_SIZE		0x4000	/* Used Size of Environment Sector	*/ + +/*----------------------------------------------------------------------- + * Cache Configuration + */ +#define CFG_CACHELINE_SIZE	16	/* For all MPC8xx CPUs			*/ +#if (CONFIG_COMMANDS & CFG_CMD_KGDB) +#define CFG_CACHELINE_SHIFT	4	/* log base 2 of the above value	*/ +#endif + +/*----------------------------------------------------------------------- + * SYPCR - System Protection Control					11-9 + * SYPCR can only be written once after reset! + *----------------------------------------------------------------------- + * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze + */ +#if defined(CONFIG_WATCHDOG) +#define CFG_SYPCR	(SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \ +			 SYPCR_SWE  | SYPCR_SWRI| SYPCR_SWP) +#else +#define CFG_SYPCR	(SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP) +#endif + +/*----------------------------------------------------------------------- + * SIUMCR - SIU Module Configuration					11-6 + *----------------------------------------------------------------------- + */ +#define CFG_SIUMCR	(SIUMCR_DBGC11 | SIUMCR_DBPC00 | SIUMCR_MLRC01) + +/*----------------------------------------------------------------------- + * TBSCR - Time Base Status and Control					11-26 + *----------------------------------------------------------------------- + * Clear Reference Interrupt Status, Timebase freezing enabled + */ +#define CFG_TBSCR	(TBSCR_REFA | TBSCR_REFB | TBSCR_TBE) + +/*----------------------------------------------------------------------- + * PISCR - Periodic Interrupt Status and Control		11-31 + *----------------------------------------------------------------------- + * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled + */ +#define CFG_PISCR	(PISCR_PS | PISCR_PITF) + +/*----------------------------------------------------------------------- + * SCCR - System Clock and reset Control Register		15-27 + *----------------------------------------------------------------------- + * Set clock output, timebase and RTC source and divider, + * power management and some other internal clocks + */ +#define SCCR_MASK	SCCR_EBDF11 +#define CFG_SCCR	(SCCR_COM00	| SCCR_DFSYNC00	| \ +			 SCCR_DFBRG00	| SCCR_DFNL000	| SCCR_DFNH000	| \ +			 SCCR_DFLCD000	| SCCR_DFALCD00) + + /*----------------------------------------------------------------------- + * + *----------------------------------------------------------------------- + * + */ +#define CFG_DER		0 + +/* + * Init Memory Controller: + * + * BR0 and OR0 (FLASH) + */ + +#define FLASH_BASE0_PRELIM	0x40000000	/* FLASH bank #0	*/ + +#define CFG_REMAP_OR_AM		0x80000000	/* OR addr mask */ +#define CFG_PRELIM_OR_AM	0xE0000000	/* OR addr mask */ + +/* FLASH timing: Default value of OR0 after reset */ +#define CFG_OR_TIMING_FLASH	(OR_CSNT_SAM  | OR_ACS_MSK | OR_BI | \ +				 OR_SCY_15_CLK | OR_TRLX) + +#define CFG_OR0_REMAP	(CFG_REMAP_OR_AM  | CFG_OR_TIMING_FLASH) +#define CFG_OR0_PRELIM	(CFG_PRELIM_OR_AM | CFG_OR_TIMING_FLASH) +#define CFG_BR0_PRELIM	((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_PS_8 | BR_V) + +/* + * BR3 and OR3 (SDRAM) + */ +#define SDRAM_BASE3_PRELIM	0x00000000	/* SDRAM bank		*/ +#define SDRAM_MAX_SIZE		0x04000000	/* max 64 MB per bank	*/ + + /* +  * SDRAM timing: Multiplexed addresses, GPL5 output to GPL5_A (don't care) +  */ +#define CFG_OR_TIMING_SDRAM	0x00000A00 + +#define CFG_OR3_PRELIM	(CFG_PRELIM_OR_AM | CFG_OR_TIMING_SDRAM) +#define CFG_BR3_PRELIM	((SDRAM_BASE3_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V) + +/* + * 4096 Rows from SDRAM example configuration + * 1000 factor s -> ms + * 64   PTP (pre-divider from MPTPR) from SDRAM example configuration + * 4    Number of refresh cycles per period + * 64   Refresh cycle in ms per number of rows + */ +#define CFG_866_PTA_PER_CLK	((4096 * 64 * 1000) / (4 * 64)) + +/* + * Memory Periodic Timer Prescaler + */ + +/* periodic timer for refresh */ +#define CFG_MAMR_PTA		39 + +/* refresh rate 15.6 us (= 64 ms / 4K = 62.4 / quad bursts) for <= 128 MBit	*/ +#define CFG_MPTPR_2BK_4K	MPTPR_PTP_DIV16		/* setting for 2 banks	*/ +#define CFG_MPTPR_1BK_4K	MPTPR_PTP_DIV32		/* setting for 1 bank	*/ + +/* refresh rate 7.8 us (= 64 ms / 8K = 31.2 / quad bursts) for 256 MBit		*/ +#define CFG_MPTPR_2BK_8K	MPTPR_PTP_DIV8		/* setting for 2 banks	*/ +#define CFG_MPTPR_1BK_8K	MPTPR_PTP_DIV16		/* setting for 1 bank	*/ + +/* + * MAMR settings for SDRAM + */ + +#define CFG_MAMR_8COL	((CFG_MAMR_PTA << MAMR_PTA_SHIFT)  | MAMR_PTAE | \ +			 MAMR_AMA_TYPE_0 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A11 | \ +			 MAMR_RLFA_1X    | MAMR_WLFA_1X    | MAMR_TLFA_4X) +#define CFG_MAMR_9COL	((CFG_MAMR_PTA << MAMR_PTA_SHIFT)  | MAMR_PTAE | \ +			 MAMR_AMA_TYPE_1 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A10 | \ +			 MAMR_RLFA_1X    | MAMR_WLFA_1X    | MAMR_TLFA_4X) + +/* + * Internal Definitions + * + * Boot Flags + */ +#define	BOOTFLAG_COLD	0x01		/* Normal Power-On: Boot from FLASH	*/ +#define BOOTFLAG_WARM	0x02		/* Software reboot			*/ + + +#endif	/* __CONFIG_H */ diff --git a/lib_ppc/board.c b/lib_ppc/board.c index 97753b313..419c12da4 100644 --- a/lib_ppc/board.c +++ b/lib_ppc/board.c @@ -264,7 +264,7 @@ init_fnc_t *init_sequence[] = {  	board_early_init_f,  #endif -#if !defined(CONFIG_TQM866M) +#if !defined(CONFIG_TQM866M) && !defined(CONFIG_NC650)  	get_clocks,		/* get CPU and bus clocks (etc.) */  #if defined(CONFIG_TQM8xxL) && !defined(CONFIG_TQM866M)  	adjust_sdram_tbs_8xx, @@ -280,7 +280,7 @@ init_fnc_t *init_sequence[] = {  	board_postclk_init,  #endif  	env_init, -#if defined(CONFIG_TQM866M) +#if defined(CONFIG_TQM866M) || defined(CONFIG_NC650)  	get_clocks_866,		/* get CPU and bus clocks according to the environment variable */  	sdram_adjust_866,	/* adjust sdram refresh rate according to the new clock */  	init_timebase, |