Merge branch 'master' of git://git.denx.de/u-boot-mpc83xx

MAINTAINERS

@@ -36,6 +36,7 @@ Reinhard Arlt <reinhard.arlt@esd-electronics.com>
 	mecp5200	MPC5200
 	pf5200		MPC5200
 
+	caddy2		MPC8349
 	vme8349		MPC8349
 
 	CPCI750		PPC750FX/GX

MAKEALL

@@ -358,10 +358,12 @@ LIST_8260="		\
 #########################################################################
 
 LIST_83xx="		\
+	caddy2		\
 	kmeter1		\
 	MPC8313ERDB_33	\
 	MPC8313ERDB_NAND_66	\
 	MPC8315ERDB	\
+	MPC8315ERDB_NAND	\
 	MPC8323ERDB	\
 	MPC832XEMDS	\
 	MPC832XEMDS_ATM	\

Makefile

@@ -2261,8 +2261,12 @@ MPC8313ERDB_NAND_66_config: unconfig
 		echo "CONFIG_NAND_U_BOOT = y" >> $(obj)include/config.mk ; \
 	fi ;
 
+MPC8315ERDB_NAND_config \
 MPC8315ERDB_config: unconfig
-	@$(MKCONFIG) -a MPC8315ERDB ppc mpc83xx mpc8315erdb freescale
+	@if [ "$(findstring _NAND_,$@)" ] ; then \
+		ln -sf mpc8313erdb nand_spl/board/freescale/mpc8315erdb ; \
+	fi ;
+	@$(MKCONFIG) -t $(@:_config=) MPC8315ERDB ppc mpc83xx mpc8315erdb freescale
 
 MPC8323ERDB_config:	unconfig
 	@$(MKCONFIG) -a MPC8323ERDB ppc mpc83xx mpc8323erdb freescale
@@ -2396,8 +2400,9 @@ SIMPC8313_SP_config: unconfig
 TQM834x_config:	unconfig
 	@$(MKCONFIG) $(@:_config=) ppc mpc83xx tqm834x tqc
 
+caddy2_config \
 vme8349_config:		unconfig
-	@$(MKCONFIG) $(@:_config=) ppc mpc83xx vme8349 esd
+	@$(MKCONFIG) -t $(@:_config=) vme8349 ppc mpc83xx vme8349 esd
 
 #########################################################################
 ## MPC85xx Systems

board/esd/vme8349/pci.c

@@ -2,6 +2,9 @@
  * pci.c -- esd VME8349 PCI board support.
  * Copyright (c) 2006 Wind River Systems, Inc.
  * Copyright (C) 2006-2009 Freescale Semiconductor, Inc.
+ * Copyright (c) 2009 esd gmbh.
+ *
+ * Reinhard Arlt <reinhard.arlt@esd-electronics.com>
  *
  * Based on MPC8349 PCI support but w/o PIB related code.
  *
@@ -32,6 +35,7 @@
 #include <pci.h>
 #include <i2c.h>
 #include <asm/fsl_i2c.h>
+#include "vme8349pin.h"
 
 DECLARE_GLOBAL_DATA_PTR;
 
@@ -93,17 +97,22 @@ pci_init_board(void)
 	udelay(2000);
 
 	/*
-	 * Assert/deassert PCI reset
+	 * Assert/deassert VME reset
 	 */
-	setbits_be32(&immr->gpio[0].dat, 0x00800000);
-	setbits_be32(&immr->gpio[0].dir, 0x00800000);
-	setbits_be32(&immr->gpio[1].dir, 0x08800000);
+	clrsetbits_be32(&immr->gpio[1].dat,
+			GPIO2_TSI_POWERUP_RESET_N | GPIO2_TSI_PLL_RESET_N,
+			GPIO2_VME_RESET_N  | GPIO2_L_RESET_EN_N);
+	setbits_be32(&immr->gpio[1].dir, GPIO2_TSI_PLL_RESET_N |
+		     GPIO2_TSI_POWERUP_RESET_N |
+		     GPIO2_VME_RESET_N |
+		     GPIO2_L_RESET_EN_N);
+	clrbits_be32(&immr->gpio[1].dir, GPIO2_V_SCON);
 	udelay(200);
-	setbits_be32(&immr->gpio[1].dat, 0x08000000);
+	setbits_be32(&immr->gpio[1].dat, GPIO2_TSI_PLL_RESET_N);
 	udelay(200);
-	setbits_be32(&immr->gpio[1].dat, 0x08800000);
+	setbits_be32(&immr->gpio[1].dat, GPIO2_TSI_POWERUP_RESET_N);
 	udelay(600000);
-	clrbits_be32(&immr->gpio[1].dat, 0x00100000);
+	clrbits_be32(&immr->gpio[1].dat, GPIO2_L_RESET_EN_N);
 
 	/* Configure PCI Local Access Windows */
 	pci_law[0].bar = CONFIG_SYS_PCI1_MEM_PHYS & LAWBAR_BAR;
@@ -114,6 +123,14 @@ pci_init_board(void)
 
 	udelay(2000);
 
-	if (monarch == 0)
+	if (monarch == 0) {
 		mpc83xx_pci_init(1, reg, 0);
+	} else {
+		/*
+		 * Release PCI RST Output signal
+		 */
+		out_be32(&immr->pci_ctrl[0].gcr, 0);
+		udelay(2000);
+		out_be32(&immr->pci_ctrl[0].gcr, 1);
+	}
 }

board/esd/vme8349/vme8349.c

@@ -38,63 +38,13 @@
 #endif
 #include <asm/io.h>
 #include <asm/mmu.h>
+#include <spd.h>
+#include <spd_sdram.h>
+#include <i2c.h>
+#include <netdev.h>
 
 void ddr_enable_ecc(unsigned int dram_size);
 
-int fixed_sdram(void)
-{
-	volatile immap_t *im = (immap_t *)CONFIG_SYS_IMMR;
-	u32 msize = 0;
-	u32 ddr_size;
-	u32 ddr_size_log2;
-
-	msize = CONFIG_SYS_DDR_SIZE;
-	for (ddr_size = msize << 20, ddr_size_log2 = 0;
-	     (ddr_size > 1);
-	     ddr_size = ddr_size>>1, ddr_size_log2++) {
-		if (ddr_size & 1)
-			return -1;
-	}
-
-	im->sysconf.ddrlaw[0].bar = CONFIG_SYS_DDR_SDRAM_BASE & 0xfffff000;
-	im->sysconf.ddrlaw[0].ar  = LAWAR_EN | ((ddr_size_log2 - 1) &
-						LAWAR_SIZE);
-
-#if (CONFIG_SYS_DDR_SIZE == 512)
-	im->ddr.csbnds[0].csbnds = 0x0000001f;
-#else
-#warning Currently any DDR size other than 512MiB is not supported
-#endif
-	im->ddr.cs_config[0]     = CONFIG_SYS_DDR_CONFIG | 0x00330000;
-
-	/* currently we use only one CS, so disable the other banks */
-	im->ddr.csbnds[1].csbnds = 0x00000000;
-	im->ddr.csbnds[2].csbnds = 0x00000000;
-	im->ddr.csbnds[3].csbnds = 0x00000000;
-	im->ddr.cs_config[1] = 0;
-	im->ddr.cs_config[2] = 0;
-	im->ddr.cs_config[3] = 0;
-
-	im->ddr.timing_cfg_0 = CONFIG_SYS_DDR_TIMING_0;
-	im->ddr.timing_cfg_1 = CONFIG_SYS_DDR_TIMING_1;
-	im->ddr.timing_cfg_2 = CONFIG_SYS_DDR_TIMING_2;
-	im->ddr.timing_cfg_3 = CONFIG_SYS_DDR_TIMING_3;
-
-	im->ddr.sdram_cfg = CONFIG_SYS_DDR_SDRAM_CFG;
-	im->ddr.sdram_cfg2 = CONFIG_SYS_DDR_SDRAM_CFG2;
-	im->ddr.sdram_mode = CONFIG_SYS_DDR_MODE;
-	im->ddr.sdram_mode2 = CONFIG_SYS_DDR_MODE2;
-
-	im->ddr.sdram_interval = CONFIG_SYS_DDR_INTERVAL;
-	sync();
-	udelay(200);
-
-	/* enable DDR controller */
-	im->ddr.sdram_cfg |= SDRAM_CFG_MEM_EN;
-
-	return msize;
-}
-
 phys_size_t initdram(int board_type)
 {
 	volatile immap_t *im = (immap_t *)CONFIG_SYS_IMMR;
@@ -103,10 +53,10 @@ phys_size_t initdram(int board_type)
 	if ((im->sysconf.immrbar & IMMRBAR_BASE_ADDR) != (u32)im)
 		return -1;
 
-	/* DDR SDRAM - Main SODIMM */
+	/* DDR SDRAM - Main memory */
 	im->sysconf.ddrlaw[0].bar = CONFIG_SYS_DDR_BASE & LAWBAR_BAR;
 
-	msize = fixed_sdram();
+	msize = spd_sdram();
 
 #if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
 	/*
@@ -124,17 +74,148 @@ phys_size_t initdram(int board_type)
 
 int checkboard(void)
 {
-	puts("Board: esd VME8349\n");
+#ifdef VME_CADDY2
+	puts("Board: esd VME-CADDY/2\n");
+#else
+	puts("Board: esd VME-CPU/8349\n");
+#endif
 
 	return 0;
 }
 
+#ifdef VME_CADDY2
+int board_eth_init(bd_t *bis)
+{
+	return pci_eth_init(bis);
+}
+#endif
+
 #if defined(CONFIG_OF_BOARD_SETUP)
 void ft_board_setup(void *blob, bd_t *bd)
 {
 	ft_cpu_setup(blob, bd);
+
 #ifdef CONFIG_PCI
 	ft_pci_setup(blob, bd);
 #endif
 }
 #endif
+
+int misc_init_r()
+{
+	immap_t *im = (immap_t *)CONFIG_SYS_IMMR;
+
+	clrsetbits_be32(&im->lbus.lcrr, LBCR_LDIS, 0);
+
+	return 0;
+}
+
+/*
+ * Provide SPD values for spd_sdram(). Both boards (VME-CADDY/2
+ * and VME-CADDY/2) have different SDRAM configurations.
+ */
+#ifdef VME_CADDY2
+#define SMALL_RAM	0xff
+#define LARGE_RAM	0x00
+#else
+#define SMALL_RAM	0x00
+#define LARGE_RAM	0xff
+#endif
+
+#define SPD_VAL(a, b)	(((a) & SMALL_RAM) | ((b) & LARGE_RAM))
+
+static spd_eeprom_t default_spd_eeprom = {
+	SPD_VAL(0x80, 0x80),	/* 00 use 128 Bytes */
+	SPD_VAL(0x07, 0x07),	/* 01 use 128 Bytes */
+	SPD_MEMTYPE_DDR2,	/* 02 type is DDR2 */
+	SPD_VAL(0x0d, 0x0d),	/* 03 rows: 13 */
+	SPD_VAL(0x09, 0x0a),	/* 04 cols:  9 / 10 */
+	SPD_VAL(0x00, 0x00),	/* 05 */
+	SPD_VAL(0x40, 0x40),	/* 06 */
+	SPD_VAL(0x00, 0x00),	/* 07 */
+	SPD_VAL(0x05, 0x05),	/* 08 */
+	SPD_VAL(0x30, 0x30),	/* 09 */
+	SPD_VAL(0x45, 0x45),	/* 10 */
+	SPD_VAL(0x02, 0x02),	/* 11 ecc used */
+	SPD_VAL(0x82, 0x82),	/* 12 */
+	SPD_VAL(0x10, 0x10),	/* 13 */
+	SPD_VAL(0x08, 0x08),	/* 14 */
+	SPD_VAL(0x00, 0x00),	/* 15 */
+	SPD_VAL(0x0c, 0x0c),	/* 16 */
+	SPD_VAL(0x04, 0x08),	/* 17 banks: 4 / 8 */
+	SPD_VAL(0x38, 0x38),	/* 18 */
+	SPD_VAL(0x00, 0x00),	/* 19 */
+	SPD_VAL(0x02, 0x02),	/* 20 */
+	SPD_VAL(0x00, 0x00),	/* 21 */
+	SPD_VAL(0x03, 0x03),	/* 22 */
+	SPD_VAL(0x3d, 0x3d),	/* 23 */
+	SPD_VAL(0x45, 0x45),	/* 24 */
+	SPD_VAL(0x50, 0x50),	/* 25 */
+	SPD_VAL(0x45, 0x45),	/* 26 */
+	SPD_VAL(0x3c, 0x3c),	/* 27 */
+	SPD_VAL(0x28, 0x28),	/* 28 */
+	SPD_VAL(0x3c, 0x3c),	/* 29 */
+	SPD_VAL(0x2d, 0x2d),	/* 30 */
+	SPD_VAL(0x20, 0x80),	/* 31 */
+	SPD_VAL(0x20, 0x20),	/* 32 */
+	SPD_VAL(0x27, 0x27),	/* 33 */
+	SPD_VAL(0x10, 0x10),	/* 34 */
+	SPD_VAL(0x17, 0x17),	/* 35 */
+	SPD_VAL(0x3c, 0x3c),	/* 36 */
+	SPD_VAL(0x1e, 0x1e),	/* 37 */
+	SPD_VAL(0x1e, 0x1e),	/* 38 */
+	SPD_VAL(0x00, 0x00),	/* 39 */
+	SPD_VAL(0x00, 0x06),	/* 40 */
+	SPD_VAL(0x37, 0x37),	/* 41 */
+	SPD_VAL(0x4b, 0x7f),	/* 42 */
+	SPD_VAL(0x80, 0x80),	/* 43 */
+	SPD_VAL(0x18, 0x18),	/* 44 */
+	SPD_VAL(0x22, 0x22),	/* 45 */
+	SPD_VAL(0x00, 0x00),	/* 46 */
+	{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
+	SPD_VAL(0x10, 0x10),	/* 62 */
+	SPD_VAL(0x7e, 0x1d),	/* 63 */
+	{ 'e', 's', 'd', '-', 'g', 'm', 'b', 'h' },
+	SPD_VAL(0x00, 0x00),	/* 72 */
+#ifdef VME_CADDY2
+	{ "vme-caddy/2 ram   " }
+#else
+	{ "vme-cpu/2 ram     " }
+#endif
+};
+
+int vme8349_read_spd(uchar chip, uint addr, int alen, uchar *buffer, int len)
+{
+	int old_bus = I2C_GET_BUS();
+	unsigned int l, sum;
+	int valid = 0;
+
+	I2C_SET_BUS(0);
+
+	if (i2c_read(chip, addr, alen, buffer, len) == 0)
+		if (memcmp(&buffer[64], &default_spd_eeprom.mid[0], 8) == 0) {
+			sum = 0;
+			for (l = 0; l < 63; l++)
+				sum = (sum + buffer[l]) & 0xff;
+			if (sum == buffer[63])
+				valid = 1;
+			else
+				printf("Invalid checksum in EEPROM %02x %02x\n",
+				       sum, buffer[63]);
+		}
+
+	if (valid == 0) {
+		memcpy(buffer, (void *)&default_spd_eeprom, len);
+		sum = 0;
+		for (l = 0; l < 63; l++)
+			sum = (sum + buffer[l]) & 0xff;
+		if (sum != buffer[63])
+			printf("Invalid checksum in FLASH %02x %02x\n",
+			       sum, buffer[63]);
+		buffer[63] = sum;
+	}
+
+	I2C_SET_BUS(old_bus);
+
+	return 0;
+}

board/esd/vme8349/vme8349pin.h

@@ -0,0 +1,36 @@
+/*
+ * vme8349pin.h -- esd VME8349 MPC8349 I/O pin definition.
+ * Copyright (c) 2009 esd gmbh.
+ *
+ * Reinhard Arlt <reinhard.arlt@esd-electronics.com>
+ *
+ * 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
+ *
+ */
+
+#ifndef __VME8349PIN_H__
+#define __VME8349PIN_H__
+
+#define GPIO2_V_SCON		0x80000000 /* In:  from tsi148 1: is syscon */
+#define GPIO2_VME_RESET_N	0x20000000 /* Out: to tsi148                */
+#define GPIO2_TSI_PLL_RESET_N	0x08000000 /* Out: to tsi148                */
+#define GPIO2_TSI_POWERUP_RESET_N 0x00800000 /* Out: to tsi148              */
+#define GPIO2_L_RESET_EN_N	0x00100000 /* Out: 0:vme can assert cpu lrst*/
+
+#endif /* of ifndef __VME8349PIN_H__ */

board/freescale/mpc8315erdb/config.mk

@@ -1 +1,9 @@
+ifndef NAND_SPL
+ifeq ($(CONFIG_MK_NAND), y)
+TEXT_BASE = $(CONFIG_RAMBOOT_TEXT_BASE)
+endif
+endif
+
+ifndef TEXT_BASE
 TEXT_BASE = 0xFE000000
+endif

board/freescale/mpc8315erdb/mpc8315erdb.c

@@ -32,6 +32,8 @@
 #include <mpc83xx.h>
 #include <netdev.h>
 #include <asm/io.h>
+#include <ns16550.h>
+#include <nand.h>
 
 DECLARE_GLOBAL_DATA_PTR;
 
@@ -45,6 +47,8 @@ int board_early_init_f(void)
 	return 0;
 }
 
+#ifndef CONFIG_NAND_SPL
+
 static u8 read_board_info(void)
 {
 	u8 val8;
@@ -220,3 +224,41 @@ int board_eth_init(bd_t *bis)
 	cpu_eth_init(bis);	/* Initialize TSECs first */
 	return pci_eth_init(bis);
 }
+
+#else /* CONFIG_NAND_SPL */
+
+int checkboard(void)
+{
+	puts("Board: Freescale MPC8315ERDB\n");
+	return 0;
+}
+
+void board_init_f(ulong bootflag)
+{
+	board_early_init_f();
+	NS16550_init((NS16550_t)(CONFIG_SYS_IMMR + 0x4500),
+		     CONFIG_SYS_NS16550_CLK / 16 / CONFIG_BAUDRATE);
+	puts("NAND boot... ");
+	init_timebase();
+	initdram(0);
+	relocate_code(CONFIG_SYS_NAND_U_BOOT_RELOC + 0x10000, (gd_t *)gd,
+		      CONFIG_SYS_NAND_U_BOOT_RELOC);
+}
+
+void board_init_r(gd_t *gd, ulong dest_addr)
+{
+	nand_boot();
+}
+
+void putc(char c)
+{
+	if (gd->flags & GD_FLG_SILENT)
+		return;
+
+	if (c == '\n')
+		NS16550_putc((NS16550_t)(CONFIG_SYS_IMMR + 0x4500), '\r');
+
+	NS16550_putc((NS16550_t)(CONFIG_SYS_IMMR + 0x4500), c);
+}
+
+#endif /* CONFIG_NAND_SPL */

board/freescale/mpc8315erdb/sdram.c

@@ -54,6 +54,7 @@ static void resume_from_sleep(void)
  * This is useful for faster booting in configs where the RAM is unlikely
  * to be changed, or for things like NAND booting where space is tight.
  */
+#ifndef CONFIG_SYS_RAMBOOT
 static long fixed_sdram(void)
 {
 	volatile immap_t *im = (volatile immap_t *)CONFIG_SYS_IMMR;
@@ -68,7 +69,7 @@ static long fixed_sdram(void)
 	 * Erratum DDR3 requires a 50ms delay after clearing DDRCDR[DDR_cfg],
 	 * or the DDR2 controller may fail to initialize correctly.
 	 */
-	udelay(50000);
+	__udelay(50000);
 
 	im->ddr.csbnds[0].csbnds = (msize - 1) >> 24;
 	im->ddr.cs_config[0] = CONFIG_SYS_DDR_CS0_CONFIG;
@@ -100,6 +101,12 @@ static long fixed_sdram(void)
 
 	return msize;
 }
+#else
+static long fixed_sdram(void)
+{
+	return CONFIG_SYS_DDR_SIZE * 1024 * 1024;
+}
+#endif /* CONFIG_SYS_RAMBOOT */
 
 phys_size_t initdram(int board_type)
 {

cpu/mpc83xx/cpu_init.c

@@ -69,6 +69,12 @@ void cpu_init_f (volatile immap_t * im)
 #endif
 #ifdef CONFIG_SYS_ACR_RPTCNT /* Arbiter repeat count */
 		(ACR_RPTCNT << ACR_RPTCNT_SHIFT) |
+#endif
+#ifdef CONFIG_SYS_ACR_APARK	/* Arbiter address parking mode */
+		(ACR_APARK << ACR_APARK_SHIFT) |
+#endif
+#ifdef CONFIG_SYS_ACR_PARKM	/* Arbiter parking master */
+		(ACR_PARKM << ACR_PARKM_SHIFT) |
 #endif
 		0;
 	__be32 acr_val =
@@ -77,6 +83,12 @@ void cpu_init_f (volatile immap_t * im)
 #endif
 #ifdef CONFIG_SYS_ACR_RPTCNT /* Arbiter repeat count */
 		(CONFIG_SYS_ACR_RPTCNT << ACR_RPTCNT_SHIFT) |
+#endif
+#ifdef CONFIG_SYS_ACR_APARK	/* Arbiter address parking mode */
+		(CONFIG_SYS_ACR_APARK << ACR_APARK_SHIFT) |
+#endif
+#ifdef CONFIG_SYS_ACR_PARKM	/* Arbiter parking master */
+		(CONFIG_SYS_ACR_PARKM << ACR_PARKM_SHIFT) |
 #endif
 		0;
 	__be32 spcr_mask =

cpu/mpc83xx/spd_sdram.c

@@ -29,6 +29,7 @@
 
 #include <common.h>
 #include <asm/processor.h>
+#include <asm/io.h>
 #include <i2c.h>
 #include <spd.h>
 #include <asm/mmu.h>
@@ -150,6 +151,14 @@ long int spd_sdram()
 	unsigned int ddrc_ecc_enable;
 	unsigned int pvr = get_pvr();
 
+	/*
+	 * First disable the memory controller (could be enabled
+	 * by the debugger)
+	 */
+	clrsetbits_be32(&ddr->sdram_cfg, SDRAM_CFG_MEM_EN, 0);
+	sync();
+	isync();
+
 	/* Read SPD parameters with I2C */
 	CONFIG_SYS_READ_SPD(SPD_EEPROM_ADDRESS, 0, 1, (uchar *) & spd, sizeof (spd));
 #ifdef SPD_DEBUG

doc/README.mpc8315erdb

@@ -15,6 +15,18 @@ Freescale MPC8315ERDB Board
 	  4321		  4321
 	(where the '*' indicates the position of the tab of the switch.)
 
+	To boot the image at the beginning of NAND flash, use these
+	DIP switch settings for S3 S4:
+
+	+------+	+------+
+	| *    |	|  *** |
+	|  *** |	| *    |
+	+------+ ON	+------+ ON
+	  4321		  4321
+	(where the '*' indicates the position of the tab of the switch.)
+
+	When booting from NAND, use u-boot-nand.bin, not u-boot.bin.
+
 2.	Memory Map
 	The memory map looks like this:
 
@@ -26,6 +38,9 @@ Freescale MPC8315ERDB Board
 	0xe060_0000	0xe060_7fff	NAND FLASH (CS1) 32K
 	0xfe00_0000	0xfe7f_ffff	NOR FLASH (CS0)	 8M
 
+	When booting from NAND, NAND flash is CS0 and NOR flash
+	is CS1.
+
 3.	Definitions
 
 3.1	Explanation of NEW definitions in:
@@ -43,13 +58,15 @@ Freescale MPC8315ERDB Board
 
 	export CROSS_COMPILE=your-cross-compiler-prefix-
 	make distclean
-	make MPC8315ERDB_config
+	make MPC8315ERDB_config (or MPC8315ERDB_NAND_config for u-boot-nand.bin)
 	make all
 
 5.	Downloading and Flashing Images
 
 5.1	Reflash U-boot Image using U-boot
 
+	NOR flash:
+
 	tftp 40000 u-boot.bin
 	protect off all
 	erase fe000000 fe1fffff
@@ -60,6 +77,15 @@ Freescale MPC8315ERDB Board
 	You have to supply the correct byte count with 'xxxx'
 	from the TFTP result log.
 
+	NAND flash:
+
+	=>tftpboot $loadaddr <filename>
+	=>nand erase 0 0x80000
+	=>nand write $loadaddr 0 0x80000
+
+	...where 0x80000 is the filesize rounded up to
+	the next 0x20000 increment.
+
 5.2	Downloading and Booting Linux Kernel
 
 	Ensure that all networking-related environment variables are set
@@ -76,5 +102,4 @@ Freescale MPC8315ERDB Board
 
 6	Notes
 
-	Booting from NAND flash is not yet supported.
 	The console baudrate for MPC8315ERDB is 115200bps.

include/configs/MPC8315ERDB.h

@@ -25,6 +25,11 @@
 #ifndef __CONFIG_H
 #define __CONFIG_H
 
+#ifdef CONFIG_MK_NAND
+#define CONFIG_NAND_U_BOOT		1
+#define CONFIG_RAMBOOT_TEXT_BASE	0x00100000
+#endif
+
 /*
  * High Level Configuration Options
  */
@@ -51,20 +56,29 @@
 	HRCWL_SVCOD_DIV_2 |\
 	HRCWL_CSB_TO_CLKIN_2X1 |\
 	HRCWL_CORE_TO_CSB_3X1)
-#define CONFIG_SYS_HRCW_HIGH (\
+#define CONFIG_SYS_HRCW_HIGH_BASE (\
 	HRCWH_PCI_HOST |\
 	HRCWH_PCI1_ARBITER_ENABLE |\
 	HRCWH_CORE_ENABLE |\
-	HRCWH_FROM_0X00000100 |\
 	HRCWH_BOOTSEQ_DISABLE |\
 	HRCWH_SW_WATCHDOG_DISABLE |\
-	HRCWH_ROM_LOC_LOCAL_16BIT |\
-	HRCWH_RL_EXT_LEGACY |\
 	HRCWH_TSEC1M_IN_RGMII |\
 	HRCWH_TSEC2M_IN_RGMII |\
 	HRCWH_BIG_ENDIAN |\
 	HRCWH_LALE_NORMAL)
 
+#ifdef CONFIG_NAND_SPL
+#define CONFIG_SYS_HRCW_HIGH (CONFIG_SYS_HRCW_HIGH_BASE |\
+		       HRCWH_FROM_0XFFF00100 |\
+		       HRCWH_ROM_LOC_NAND_SP_8BIT |\
+		       HRCWH_RL_EXT_NAND)
+#else
+#define CONFIG_SYS_HRCW_HIGH (CONFIG_SYS_HRCW_HIGH_BASE |\
+		       HRCWH_FROM_0X00000100 |\
+		       HRCWH_ROM_LOC_LOCAL_16BIT |\
+		       HRCWH_RL_EXT_LEGACY)
+#endif
+
 /*
  * System IO Config
  */
@@ -79,6 +93,10 @@
  */
 #define CONFIG_SYS_IMMR		0xE0000000
 
+#if defined(CONFIG_NAND_U_BOOT) && !defined(CONFIG_NAND_SPL)
+#define CONFIG_DEFAULT_IMMR	CONFIG_SYS_IMMR
+#endif
+
 /*
  * Arbiter Setup
  */
@@ -161,12 +179,6 @@
  */
 #define CONFIG_SYS_MONITOR_BASE	TEXT_BASE /* start of monitor */
 
-#if (CONFIG_SYS_MONITOR_BASE < CONFIG_SYS_FLASH_BASE)
-#define CONFIG_SYS_RAMBOOT
-#else
-#undef CONFIG_SYS_RAMBOOT
-#endif
-
 #define CONFIG_SYS_MONITOR_LEN		(384 * 1024) /* Reserve 384 kB for Mon */
 #define CONFIG_SYS_MALLOC_LEN		(512 * 1024) /* Reserved for malloc */
 
@@ -200,10 +212,10 @@
 #define CONFIG_SYS_LBLAWBAR0_PRELIM	CONFIG_SYS_FLASH_BASE /* Window base at flash base */
 #define CONFIG_SYS_LBLAWAR0_PRELIM	0x80000016 /* 8MB window size */
 
-#define CONFIG_SYS_BR0_PRELIM		( CONFIG_SYS_FLASH_BASE	/* Flash Base address */ \
+#define CONFIG_SYS_NOR_BR_PRELIM	(CONFIG_SYS_FLASH_BASE \
 				| (2 << BR_PS_SHIFT)	/* 16 bit port size */ \
 				| BR_V )		/* valid */
-#define CONFIG_SYS_OR0_PRELIM		( (~(CONFIG_SYS_FLASH_SIZE - 1) << 20) \
+#define CONFIG_SYS_NOR_OR_PRELIM	((~(CONFIG_SYS_FLASH_SIZE - 1) << 20) \
 				| OR_UPM_XAM \
 				| OR_GPCM_CSNT \
 				| OR_GPCM_ACS_DIV2 \
@@ -223,18 +235,31 @@
 /*
  * NAND Flash on the Local Bus
  */
-#define CONFIG_SYS_NAND_BASE		0xE0600000	/* 0xE0600000 */
+
+#ifdef CONFIG_NAND_SPL
+#define CONFIG_SYS_NAND_BASE		0xFFF00000
+#else
+#define CONFIG_SYS_NAND_BASE		0xE0600000
+#endif
+
 #define CONFIG_SYS_MAX_NAND_DEVICE	1
 #define CONFIG_MTD_NAND_VERIFY_WRITE	1
 #define CONFIG_CMD_NAND			1
 #define CONFIG_NAND_FSL_ELBC		1
+#define CONFIG_SYS_NAND_BLOCK_SIZE 16384
+
+#define CONFIG_SYS_NAND_U_BOOT_SIZE  (512 << 10)
+#define CONFIG_SYS_NAND_U_BOOT_DST   0x00100000
+#define CONFIG_SYS_NAND_U_BOOT_START 0x00100100
+#define CONFIG_SYS_NAND_U_BOOT_OFFS  16384
+#define CONFIG_SYS_NAND_U_BOOT_RELOC 0x00010000
 
-#define CONFIG_SYS_BR1_PRELIM	( CONFIG_SYS_NAND_BASE \
+#define CONFIG_SYS_NAND_BR_PRELIM	(CONFIG_SYS_NAND_BASE \
 				| (2<<BR_DECC_SHIFT)	/* Use HW ECC */ \
 				| BR_PS_8		/* Port Size = 8 bit */ \
 				| BR_MS_FCM		/* MSEL = FCM */ \
 				| BR_V )		/* valid */
-#define CONFIG_SYS_OR1_PRELIM	( 0xFFFF8000		/* length 32K */ \
+#define CONFIG_SYS_NAND_OR_PRELIM	(0xFFFF8000	/* length 32K */ \
 				| OR_FCM_CSCT \
 				| OR_FCM_CST \
 				| OR_FCM_CHT \
@@ -243,9 +268,31 @@
 				| OR_FCM_EHTR )
 				/* 0xFFFF8396 */
 
+#ifdef CONFIG_NAND_U_BOOT
+#define CONFIG_SYS_BR0_PRELIM CONFIG_SYS_NAND_BR_PRELIM
+#define CONFIG_SYS_OR0_PRELIM CONFIG_SYS_NAND_OR_PRELIM
+#define CONFIG_SYS_BR1_PRELIM CONFIG_SYS_NOR_BR_PRELIM
+#define CONFIG_SYS_OR1_PRELIM CONFIG_SYS_NOR_OR_PRELIM
+#else
+#define CONFIG_SYS_BR0_PRELIM CONFIG_SYS_NOR_BR_PRELIM
+#define CONFIG_SYS_OR0_PRELIM CONFIG_SYS_NOR_OR_PRELIM
+#define CONFIG_SYS_BR1_PRELIM CONFIG_SYS_NAND_BR_PRELIM
+#define CONFIG_SYS_OR1_PRELIM CONFIG_SYS_NAND_OR_PRELIM
+#endif
+
 #define CONFIG_SYS_LBLAWBAR1_PRELIM	CONFIG_SYS_NAND_BASE
 #define CONFIG_SYS_LBLAWAR1_PRELIM	0x8000000E	/* 32KB  */
 
+#define CONFIG_SYS_NAND_LBLAWBAR_PRELIM CONFIG_SYS_LBLAWBAR1_PRELIM
+#define CONFIG_SYS_NAND_LBLAWAR_PRELIM CONFIG_SYS_LBLAWAR1_PRELIM
+
+#if CONFIG_SYS_MONITOR_BASE < CONFIG_SYS_FLASH_BASE && \
+	!defined(CONFIG_NAND_SPL)
+#define CONFIG_SYS_RAMBOOT
+#else
+#undef CONFIG_SYS_RAMBOOT
+#endif
+
 /*
  * Serial Port
  */
@@ -254,7 +301,7 @@
 #define CONFIG_SYS_NS16550
 #define CONFIG_SYS_NS16550_SERIAL
 #define CONFIG_SYS_NS16550_REG_SIZE	1
-#define CONFIG_SYS_NS16550_CLK		get_bus_freq(0)
+#define CONFIG_SYS_NS16550_CLK		(CONFIG_83XX_CLKIN * 2)
 
 #define CONFIG_SYS_BAUDRATE_TABLE  \
 	{300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200}
@@ -408,7 +455,16 @@
 /*
  * Environment
  */
-#ifndef CONFIG_SYS_RAMBOOT
+#if defined(CONFIG_NAND_U_BOOT)
+	#define CONFIG_ENV_IS_IN_NAND	1
+	#define CONFIG_ENV_OFFSET		(512 * 1024)
+	#define CONFIG_ENV_SECT_SIZE	CONFIG_SYS_NAND_BLOCK_SIZE
+	#define CONFIG_ENV_SIZE		CONFIG_ENV_SECT_SIZE
+	#define CONFIG_ENV_SIZE_REDUND	CONFIG_ENV_SIZE
+	#define CONFIG_ENV_RANGE	(CONFIG_ENV_SECT_SIZE * 4)
+	#define CONFIG_ENV_OFFSET_REDUND	(CONFIG_ENV_OFFSET + \
+						 CONFIG_ENV_RANGE)
+#elif !defined(CONFIG_SYS_RAMBOOT)
 	#define CONFIG_ENV_IS_IN_FLASH	1
 	#define CONFIG_ENV_ADDR		(CONFIG_SYS_MONITOR_BASE + CONFIG_SYS_MONITOR_LEN)
 	#define CONFIG_ENV_SECT_SIZE	0x10000 /* 64K(one sector) for env */
@@ -442,7 +498,7 @@
 #define CONFIG_CMD_DATE
 #define CONFIG_CMD_PCI
 
-#if defined(CONFIG_SYS_RAMBOOT)
+#if defined(CONFIG_SYS_RAMBOOT) && !defined(CONFIG_NAND_U_BOOT)
     #undef CONFIG_CMD_SAVEENV
     #undef CONFIG_CMD_LOADS
 #endif
@@ -504,7 +560,8 @@
 
 /* FLASH: icache cacheable, but dcache-inhibit and guarded */
 #define CONFIG_SYS_IBAT2L	(CONFIG_SYS_FLASH_BASE | BATL_PP_10 | BATL_MEMCOHERENCE)
-#define CONFIG_SYS_IBAT2U	(CONFIG_SYS_FLASH_BASE | BATU_BL_8M | BATU_VS | BATU_VP)
+#define CONFIG_SYS_IBAT2U	(CONFIG_SYS_FLASH_BASE | BATU_BL_32M | \
+				 BATU_VS | BATU_VP)
 #define CONFIG_SYS_DBAT2L	(CONFIG_SYS_FLASH_BASE | BATL_PP_10 | \
 			BATL_CACHEINHIBIT | BATL_GUARDEDSTORAGE)
 #define CONFIG_SYS_DBAT2U	CONFIG_SYS_IBAT2U

include/configs/kmeter1.h

@@ -71,6 +71,14 @@
  */
 #define CONFIG_SYS_IMMR		0xE0000000
 
+/*
+ * Bus Arbitration Configuration Register (ACR)
+ */
+#define CONFIG_SYS_ACR_PIPE_DEP 3       /* pipeline depth 4 transactions */
+#define CONFIG_SYS_ACR_RPTCNT   3       /* 4 consecutive transactions */
+#define CONFIG_SYS_ACR_APARK    0       /* park bus to master (below) */
+#define CONFIG_SYS_ACR_PARKM    3       /* parking master = QuiccEngine */
+
 /*
  * DDR Setup
  */

include/configs/vme8349.h

@@ -34,6 +34,13 @@
 #ifndef __CONFIG_H
 #define __CONFIG_H
 
+/*
+ * Top level Makefile configuration choices
+ */
+#ifdef CONFIG_MK_caddy2
+#define VME_CADDY2
+#endif
+
 /*
  * High Level Configuration Options
  */
@@ -43,6 +50,8 @@
 #define CONFIG_MPC8349		1	/* MPC8349 specific */
 #define CONFIG_VME8349		1	/* ESD VME8349 board specific */
 
+#define CONFIG_MISC_INIT_R
+
 #define CONFIG_PCI
 /* Don't enable PCI2 on vme834x - it doesn't exist physically. */
 #undef CONFIG_MPC83XX_PCI2		/* support for 2nd PCI controller */
@@ -75,7 +84,9 @@
  */
 #define CONFIG_DDR_ECC			/* only for ECC DDR module */
 #define CONFIG_DDR_ECC_CMD		/* use DDR ECC user commands */
-#undef CONFIG_SPD_EEPROM		/* dont use SPD EEPROM for DDR setup*/
+#define CONFIG_SPD_EEPROM
+#define SPD_EEPROM_ADDRESS		0x54
+#define CONFIG_SYS_READ_SPD		vme8349_read_spd
 #define CONFIG_SYS_83XX_DDR_USES_CS0	/* esd; Fsl board uses CS2/CS3 */
 
 /*
@@ -96,54 +107,40 @@
 #define CONFIG_SYS_DDR_SDRAM_CLK_CNTL	(DDR_SDRAM_CLK_CNTL_SS_EN | \
 					 DDR_SDRAM_CLK_CNTL_CLK_ADJUST_075)
 #define CONFIG_DDR_2T_TIMING
-
-/*
- * Manually set up DDR parameters
- */
-#define CONFIG_SYS_DDR_SIZE		512	/* MB */
-
-#if (CONFIG_SYS_DDR_SIZE == 512)
-#define CONFIG_SYS_DDR_CONFIG		(CSCONFIG_EN | CSCONFIG_ROW_BIT_13 | \
-					 CSCONFIG_COL_BIT_10 | \
-					 CSCONFIG_BANK_BIT_3)
-#endif
-
-/*
- * Manually set up DDR parameters
- */
-#define CONFIG_SYS_DDR_TIMING_0	        0x00220802
-#define CONFIG_SYS_DDR_TIMING_1	        0x39377322
-#define CONFIG_SYS_DDR_TIMING_2	        0x2f9848ca	/* P9-45, tuning? */
-#define CONFIG_SYS_DDR_TIMING_3	        0x00000000
-#define CONFIG_SYS_DDR_CONTROL		0xc2000000	/* unbuf,no DYN_PWR */
-#define CONFIG_SYS_DDR_MODE		0x07940242
-#define CONFIG_SYS_DDR_MODE2		0x00000000
-/* autocharge,no open page */
-#define CONFIG_SYS_DDR_INTERVAL	        0x04060100
-#define CONFIG_SYS_DDR_SDRAM_CFG	0x63000000
-#define CONFIG_SYS_DDR_SDRAM_CFG2	0x04061000
+#define CONFIG_SYS_DDRCDR		0x80080001
 
 /*
  * FLASH on the Local Bus
  */
 #define CONFIG_SYS_FLASH_CFI
 #define CONFIG_FLASH_CFI_DRIVER			        /* use the CFI driver */
-#define CONFIG_SYS_FLASH_BASE		0xf8000000	/* start of FLASH   */
-#define CONFIG_SYS_FLASH_SIZE           128		/* flash size in MB */
-/* #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE */
+#ifdef VME_CADDY2
+#define CONFIG_SYS_FLASH_BASE		0xffc00000	/* start of FLASH   */
+#define CONFIG_SYS_FLASH_SIZE		4		/* flash size in MB */
+#define CONFIG_SYS_BR0_PRELIM		(CONFIG_SYS_FLASH_BASE | \
+					 (2 << BR_PS_SHIFT) |	/*  32bit */ \
+					 BR_V)			/* valid */
 
+#define CONFIG_SYS_OR0_PRELIM		0xffc06ff7	/*   4 MB flash size */
+#define CONFIG_SYS_LBLAWBAR0_PRELIM	CONFIG_SYS_FLASH_BASE
+#define CONFIG_SYS_LBLAWAR0_PRELIM	0x80000015	/*   4 MB window size */
+#else
+#define CONFIG_SYS_FLASH_BASE		0xf8000000	/* start of FLASH   */
+#define CONFIG_SYS_FLASH_SIZE		128		/* flash size in MB */
 #define CONFIG_SYS_BR0_PRELIM		(CONFIG_SYS_FLASH_BASE | \
 					 (2 << BR_PS_SHIFT) |	/*  32bit */ \
 					 BR_V)			/* valid */
 
-#define CONFIG_SYS_OR0_PRELIM		0xF8006FF7	/* 128 MB flash size */
+#define CONFIG_SYS_OR0_PRELIM		0xf8006ff7	/* 128 MB flash size */
 #define CONFIG_SYS_LBLAWBAR0_PRELIM	CONFIG_SYS_FLASH_BASE
-#define CONFIG_SYS_LBLAWAR0_PRELIM	0x8000001A	/* 128 MB window size */
+#define CONFIG_SYS_LBLAWAR0_PRELIM	0x8000001a	/* 128 MB window size */
+#endif
+/* #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE */
 
 #define CONFIG_SYS_BR1_PRELIM		(0xf0000000 | 0x00001801)
-#define CONFIG_SYS_OR1_PRELIM		(0xffff8000 | 0x00000200)
+#define CONFIG_SYS_OR1_PRELIM		(0xfffc0008 | 0x00000200)
 #define CONFIG_SYS_LBLAWBAR1_PRELIM	0xf0000000
-#define CONFIG_SYS_LBLAWAR1_PRELIM	(0x80000000 | 0x0000000e)
+#define CONFIG_SYS_LBLAWAR1_PRELIM	(0x80000000 | 0x00000011)
 
 #define CONFIG_SYS_MAX_FLASH_BANKS	1	/* number of banks */
 #define CONFIG_SYS_MAX_FLASH_SECT	1024	/* sectors per device*/
@@ -157,7 +154,7 @@
 #if (CONFIG_SYS_MONITOR_BASE < CONFIG_SYS_FLASH_BASE)
 #define CONFIG_SYS_RAMBOOT
 #else
-#undef  CONFIG_SYS_RAMBOOT
+#undef CONFIG_SYS_RAMBOOT
 #endif
 
 #define CONFIG_SYS_INIT_RAM_LOCK	1
@@ -174,11 +171,10 @@
 
 /*
  * Local Bus LCRR and LBCR regs
- *    LCRR:  DLL bypass, Clock divider is 4
+ *    LCRR:  no DLL bypass, Clock divider is 4
  * External Local Bus rate is
  *    CLKIN * HRCWL_CSB_TO_CLKIN / HRCWL_LCL_BUS_TO_SCB_CLK / LCRR_CLKDIV
  */
-#define CONFIG_SYS_LCRR_DBYP	LCRR_DBYP
 #define CONFIG_SYS_LCRR_CLKDIV	LCRR_CLKDIV_4
 #define CONFIG_SYS_LBC_LBCR	0x00000000
 
@@ -268,10 +264,10 @@
 #undef PCI_ONE_PCI1
 #endif
 
-#define CONFIG_PCI_PNP			/* do pci plug-and-play */
-#define CONFIG_PCI_SCAN_SHOW		/* show pci devices on startup */
-
+#ifndef VME_CADDY2
 #define CONFIG_NET_MULTI
+#endif
+#define CONFIG_PCI_PNP		/* do pci plug-and-play */
 
 #undef CONFIG_EEPRO100
 #undef CONFIG_TULIP
@@ -282,19 +278,26 @@
 	#define PCI_IDSEL_NUMBER	0xFIXME
 #endif
 
+#define CONFIG_PCI_SCAN_SHOW		/* show pci devices on startup */
+#define CONFIG_SYS_PCI_SUBSYS_VENDORID	0x1957	/* Freescale */
+
 #endif	/* CONFIG_PCI */
 
 /*
  * TSEC configuration
  */
+#ifdef VME_CADDY2
+#define CONFIG_E1000
+#else
 #define CONFIG_TSEC_ENET		/* TSEC ethernet support */
+#endif
 
 #if defined(CONFIG_TSEC_ENET)
 #ifndef CONFIG_NET_MULTI
 #define CONFIG_NET_MULTI
 #endif
 
-#define CONFIG_GMII		       /* MII PHY management */
+#define CONFIG_GMII			/* MII PHY management */
 #define CONFIG_TSEC1
 #define CONFIG_TSEC1_NAME	"TSEC0"
 #define CONFIG_TSEC2
@@ -312,6 +315,12 @@
 
 #endif	/* CONFIG_TSEC_ENET */
 
+#if defined(CONFIG_E1000)
+#ifndef CONFIG_NET_MULTI
+#define CONFIG_NET_MULTI
+#endif
+#endif
+
 /*
  * Environment
  */
@@ -560,7 +569,7 @@
 #define CONFIG_BOOTDELAY	6	/* -1 disables auto-boot */
 #undef  CONFIG_BOOTARGS			/* boot command will set bootargs */
 
-#define CONFIG_BAUDRATE	 115200
+#define CONFIG_BAUDRATE	 9600
 
 #define	CONFIG_EXTRA_ENV_SETTINGS					\
 	"netdev=eth0\0"							\
@@ -605,4 +614,9 @@
 
 #define CONFIG_BOOTCOMMAND	"run flash_self"
 
+#ifndef __ASSEMBLY__
+int vme8349_read_spd(unsigned char chip, unsigned int addr, int alen,
+		     unsigned char *buffer, int len);
+#endif
+
 #endif	/* __CONFIG_H */