* Fix debug code in omap5912osk flash driver

* Add support for MPC8247 based "IDS8247" board.

2 files changed, 525 insertions, 1 deletions

diff --git a/include/configs/IDS8247.h b/include/configs/IDS8247.h
new file mode 100644
index 0000000..c4fb01d
--- /dev/null
+++ b/include/configs/IDS8247.h
@@ -0,0 +1,524 @@
+/*
+ * (C) Copyright 2005
+ * Heiko Schocher, DENX Software Engineering, <hs@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_MPC8260		1	/* This is a MPC8260 CPU		*/
+#define CONFIG_MPC8272_FAMILY	1
+#define CONFIG_IDS8247		1
+#define CPU_ID_STR		"MPC8247"
+
+#define CONFIG_BOOTDELAY	5	/* autoboot after 5 seconds	*/
+
+#define	CONFIG_BOOTCOUNT_LIMIT
+
+#define CONFIG_PREBOOT	"echo;echo Type \"run flash_nfs\" to mount root filesystem over NFS;echo"
+
+#undef	CONFIG_BOOTARGS
+
+#define	CONFIG_EXTRA_ENV_SETTINGS					\
+	"netdev=eth0\0"							\
+	"nfsargs=setenv bootargs root=/dev/nfs rw "			\
+		"nfsroot=$(serverip):$(rootpath)\0"			\
+	"ramargs=setenv bootargs root=/dev/ram rw "			\
+	"console=ttyS0,115200\0"					\
+	"addip=setenv bootargs $(bootargs) "				\
+		"ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask)"	\
+		":$(hostname):$(netdev):off panic=1\0"			\
+	"flash_nfs=run nfsargs addip;"					\
+		"bootm $(kernel_addr)\0"				\
+	"flash_self=run ramargs addip;"					\
+		"bootm $(kernel_addr) $(ramdisk_addr)\0"		\
+	"net_nfs=tftp 200000 $(bootfile);run nfsargs addip;bootm\0"	\
+	"rootpath=/opt/eldk/ppc_82xx\0"					\
+	"bootfile=/tftpboot/IDS8247/uImage\0"				\
+	"kernel_addr=ff800000\0"					\
+	"ramdisk_addr=ffa00000\0"					\
+	""
+#define CONFIG_BOOTCOMMAND	"run flash_self"
+
+#define CONFIG_MISC_INIT_R	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		400000	/* I2C speed and slave address	*/
+#define CFG_I2C_SLAVE		0x7F
+
+/*
+ * Software (bit-bang) I2C driver configuration
+ */
+
+#define I2C_PORT	0		/* Port A=0, B=1, C=2, D=3 */
+#define I2C_ACTIVE	(iop->pdir |=  0x00000080)
+#define I2C_TRISTATE	(iop->pdir &= ~0x00000080)
+#define I2C_READ	((iop->pdat & 0x00000080) != 0)
+#define I2C_SDA(bit)	if(bit) iop->pdat |=  0x00000080; \
+			else    iop->pdat &= ~0x00000080
+#define I2C_SCL(bit)	if(bit) iop->pdat |=  0x00000100; \
+			else    iop->pdat &= ~0x00000100
+#define I2C_DELAY	udelay(5)	/* 1/4 I2C clock duration */
+
+#if 0
+#define CFG_I2C_EEPROM_ADDR	0x50
+#define CFG_I2C_EEPROM_ADDR_LEN 2
+#define CFG_EEPROM_PAGE_WRITE_BITS	4
+#define CFG_EEPROM_PAGE_WRITE_DELAY_MS	10	/* and takes up to 10 msec */
+
+#define CONFIG_I2C_X
+#endif
+
+/*
+ * select serial console configuration
+ * use the extern UART for the console
+ */
+#define	CONFIG_CONS_INDEX	1
+#define CONFIG_BAUDRATE		115200
+/*
+ * NS16550 Configuration
+ */
+#define CFG_NS16550
+#define CFG_NS16550_SERIAL
+
+#define CFG_NS16550_REG_SIZE    1
+
+#define CFG_NS16550_CLK         14745600
+
+#define	CFG_UART_BASE	0xE0000000
+#define CFG_UART_SIZE	0x10000
+
+#define CFG_NS16550_COM1        (CFG_UART_BASE + 0x8000)
+
+/*
+ * select ethernet configuration
+ *
+ * if either CONFIG_ETHER_ON_SCC or CONFIG_ETHER_ON_FCC is selected, then
+ * CONFIG_ETHER_INDEX must be set to the channel number (1-4 for SCC, 1-3
+ * for FCC)
+ *
+ * if CONFIG_ETHER_NONE is defined, then either the ethernet routines must be
+ * defined elsewhere (as for the console), or CFG_CMD_NET must be removed
+ * from CONFIG_COMMANDS to remove support for networking.
+ *
+ */
+#undef	CONFIG_ETHER_ON_SCC		/* define if ether on SCC       */
+#define	CONFIG_ETHER_ON_FCC		/* define if ether on FCC       */
+#undef	CONFIG_ETHER_NONE		/* define if ether on something else */
+#define	CONFIG_ETHER_INDEX    2		/* which SCC/FCC channel for ethernet */
+
+/*
+ * - Rx-CLK is CLK13
+ * - Tx-CLK is CLK14
+ * - RAM for BD/Buffers is on the 60x Bus (see 28-13)
+ * - Enable Full Duplex in FSMR
+ */
+# define CFG_CMXFCR_MASK	(CMXFCR_FC2|CMXFCR_RF2CS_MSK|CMXFCR_TF2CS_MSK)
+# define CFG_CMXFCR_VALUE	(CMXFCR_RF2CS_CLK13|CMXFCR_TF2CS_CLK14)
+# define CFG_CPMFCR_RAMTYPE	0
+# define CFG_FCC_PSMR		(FCC_PSMR_FDE|FCC_PSMR_LPB)
+
+
+/* system clock rate (CLKIN) - equal to the 60x and local bus speed */
+#define CONFIG_8260_CLKIN	66666666	/* in Hz */
+
+#define CONFIG_LOADS_ECHO	1	/* echo on for serial download	*/
+#undef	CFG_LOADS_BAUD_CHANGE		/* don't allow baudrate change	*/
+
+#undef	CONFIG_WATCHDOG			/* watchdog disabled		*/
+
+#define	CONFIG_TIMESTAMP		/* Print image info with timestamp */
+
+#define CONFIG_BOOTP_MASK	(CONFIG_BOOTP_DEFAULT|CONFIG_BOOTP_BOOTFILESIZE)
+
+#define CONFIG_COMMANDS	       (CONFIG_CMD_DFL	| \
+				CFG_CMD_DHCP	| \
+				CFG_CMD_NFS	| \
+				CFG_CMD_NAND	| \
+				CFG_CMD_I2C	| \
+				CFG_CMD_SNTP	)
+
+/* 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	0x0400000	/* memtest works on	*/
+#define CFG_MEMTEST_END	0x0C00000	/* 4 ... 12 MB in DRAM	*/
+
+#define	CFG_LOAD_ADDR	0x100000	/* default load address	*/
+
+#define	CFG_HZ		1000		/* decrementer freq: 1 ms ticks	*/
+
+#define CFG_BAUDRATE_TABLE	{ 9600, 19200, 38400, 57600, 115200 }
+
+#define	CFG_RESET_ADDRESS 0xFDFFFFFC	/* "bad" address		*/
+
+/*
+ * 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 */
+
+
+/* What should the base address of the main FLASH be and how big is
+ * it (in MBytes)? This must contain TEXT_BASE from board/ids8247/config.mk
+ * The main FLASH is whichever is connected to *CS0.
+ */
+#define CFG_FLASH0_BASE 0xFFF00000
+#define CFG_FLASH0_SIZE 8
+
+/* Flash bank size (for preliminary settings)
+ */
+#define CFG_FLASH_SIZE CFG_FLASH0_SIZE
+
+/*-----------------------------------------------------------------------
+ * FLASH organization
+ */
+#define CFG_MAX_FLASH_BANKS	1	/* max num of memory banks      */
+#define CFG_MAX_FLASH_SECT	64	/* max num of sects on one chip */
+
+#define CFG_FLASH_ERASE_TOUT	240000	/* Flash Erase Timeout (in ms)  */
+#define CFG_FLASH_WRITE_TOUT	500	/* Flash Write Timeout (in ms)  */
+
+/* Environment in flash */
+#define CFG_ENV_IS_IN_FLASH	1
+#define CFG_ENV_ADDR		(CFG_FLASH_BASE+0x60000)
+#define CFG_ENV_SIZE		0x20000
+#define CFG_ENV_SECT_SIZE	0x20000
+
+/*-----------------------------------------------------------------------
+ * NAND-FLASH stuff
+ *-----------------------------------------------------------------------
+ */
+#if (CONFIG_COMMANDS & CFG_CMD_NAND)
+
+#define CFG_NAND0_BASE 0xE1000000
+
+#define CFG_MAX_NAND_DEVICE     1       /* Max number of NAND devices           */
+#define SECTORSIZE 512
+#define NAND_NO_RB
+
+#define ADDR_COLUMN 1
+#define ADDR_PAGE 2
+#define ADDR_COLUMN_PAGE 3
+
+#define NAND_ChipID_UNKNOWN     0x00
+#define NAND_MAX_FLOORS 1
+#define NAND_MAX_CHIPS 1
+
+#define NAND_DISABLE_CE(nand) do \
+{ \
+	*(((volatile __u8 *)(nand->IO_ADDR)) + 0xc) = 0; \
+} while(0)
+
+#define NAND_ENABLE_CE(nand) do \
+{ \
+	*(((volatile __u8 *)(nand->IO_ADDR)) + 0x8) = 0; \
+} while(0)
+
+#define NAND_CTL_CLRALE(nandptr) do \
+{ \
+	*(((volatile __u8 *)nandptr) + 0x8) = 0; \
+} while(0)
+
+#define NAND_CTL_SETALE(nandptr) do \
+{ \
+	*(((volatile __u8 *)nandptr) + 0x9) = 0; \
+} while(0)
+
+#define NAND_CTL_CLRCLE(nandptr) do \
+{ \
+	*(((volatile __u8 *)nandptr) + 0x8) = 0; \
+} while(0)
+
+#define NAND_CTL_SETCLE(nandptr) do \
+{ \
+	*(((volatile __u8 *)nandptr) + 0xa) = 0; \
+} while(0)
+
+#ifdef NAND_NO_RB
+/* constant delay (see also tR in the datasheet) */
+#define NAND_WAIT_READY(nand) do { \
+	udelay(12); \
+} while (0)
+#else
+/* use the R/B pin */
+#endif
+
+#define WRITE_NAND_COMMAND(d, adr) do{ *(volatile __u8 *)((unsigned long)(adr + 0x2)) = (__u8)(d); } while(0)
+#define WRITE_NAND_ADDRESS(d, adr) do{ *(volatile __u8 *)((unsigned long)(adr + 0x1)) = (__u8)(d); } while(0)
+#define WRITE_NAND(d, adr) do{ *(volatile __u8 *)((unsigned long)(adr + 0x0)) = (__u8)d; } while(0)
+#define READ_NAND(adr) ((volatile unsigned char)(*(volatile __u8 *)(unsigned long)(adr + 0x0)))
+
+#endif /* CFG_CMD_NAND */
+
+/*-----------------------------------------------------------------------
+ * Hard Reset Configuration Words
+ *
+ * if you change bits in the HRCW, you must also change the CFG_*
+ * defines for the various registers affected by the HRCW e.g. changing
+ * HRCW_DPPCxx requires you to also change CFG_SIUMCR.
+ */
+#define CFG_HRCW_MASTER	(HRCW_BPS01 | HRCW_BMS | HRCW_ISB100 | HRCW_APPC10 | HRCW_MODCK_H1000)
+
+/* no slaves so just fill with zeros */
+#define CFG_HRCW_SLAVE1		0
+#define CFG_HRCW_SLAVE2		0
+#define CFG_HRCW_SLAVE3		0
+#define CFG_HRCW_SLAVE4		0
+#define CFG_HRCW_SLAVE5		0
+#define CFG_HRCW_SLAVE6		0
+#define CFG_HRCW_SLAVE7		0
+
+/*-----------------------------------------------------------------------
+ * Internal Memory Mapped Register
+ */
+#define CFG_IMMR		0xF0000000
+
+/*-----------------------------------------------------------------------
+ * Definitions for initial stack pointer and data area (in DPRAM)
+ */
+#define CFG_INIT_RAM_ADDR	CFG_IMMR
+#define CFG_INIT_RAM_END	0x2000  /* End of used area in DPRAM    */
+#define CFG_GBL_DATA_SIZE	128 /* 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
+ *
+ * 60x SDRAM is mapped at CFG_SDRAM_BASE
+ */
+#define CFG_SDRAM_BASE		0x00000000
+#define CFG_FLASH_BASE		CFG_FLASH0_BASE
+#define CFG_MONITOR_BASE	TEXT_BASE
+#define CFG_MONITOR_LEN		(256 << 10)	/* Reserve 256 kB for Monitor */
+#define CFG_MALLOC_LEN		(128 << 10)	/* Reserve 128 kB for malloc()*/
+
+/*
+ * Internal Definitions
+ *
+ * Boot Flags
+ */
+#define BOOTFLAG_COLD		0x01	/* Normal Power-On: Boot from FLASH*/
+#define BOOTFLAG_WARM		0x02	/* Software reboot                 */
+
+
+/*-----------------------------------------------------------------------
+ * Cache Configuration
+ */
+#define CFG_CACHELINE_SIZE      32      /* For MPC8260 CPU              */
+#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
+# define CFG_CACHELINE_SHIFT	5	/* log base 2 of the above value */
+#endif
+
+/*-----------------------------------------------------------------------
+ * HIDx - Hardware Implementation-dependent Registers                    2-11
+ *-----------------------------------------------------------------------
+ * HID0 also contains cache control - initially enable both caches and
+ * invalidate contents, then the final state leaves only the instruction
+ * cache enabled. Note that Power-On and Hard reset invalidate the caches,
+ * but Soft reset does not.
+ *
+ * HID1 has only read-only information - nothing to set.
+ */
+
+#define CFG_HID0_INIT   (HID0_ICE|HID0_DCE|HID0_ICFI|HID0_DCI)
+#define CFG_HID0_FINAL  0
+#define CFG_HID2        0
+
+/*-----------------------------------------------------------------------
+ * RMR - Reset Mode Register                                     5-5
+ *-----------------------------------------------------------------------
+ * turn on Checkstop Reset Enable
+ */
+#define CFG_RMR         0
+
+/*-----------------------------------------------------------------------
+ * BCR - Bus Configuration                                       4-25
+ *-----------------------------------------------------------------------
+ */
+#define CFG_BCR		0
+
+/*-----------------------------------------------------------------------
+ * SIUMCR - SIU Module Configuration                             4-31
+ *-----------------------------------------------------------------------
+ */
+#define CFG_SIUMCR      (SIUMCR_DPPC00|SIUMCR_APPC10|SIUMCR_BCTLC01)
+
+/*-----------------------------------------------------------------------
+ * SYPCR - System Protection Control                             4-35
+ * SYPCR can only be written once after reset!
+ *-----------------------------------------------------------------------
+ * Watchdog & Bus Monitor Timer max, 60x Bus Monitor enable
+ */
+#if defined(CONFIG_WATCHDOG)
+#define CFG_SYPCR       (SYPCR_SWTC|SYPCR_BMT|SYPCR_PBME|SYPCR_LBME|\
+			 SYPCR_SWRI|SYPCR_SWP|SYPCR_SWE)
+#else
+#define CFG_SYPCR       (SYPCR_SWTC|SYPCR_BMT|SYPCR_PBME|SYPCR_LBME|\
+			 SYPCR_SWRI|SYPCR_SWP)
+#endif /* CONFIG_WATCHDOG */
+
+/*-----------------------------------------------------------------------
+ * TMCNTSC - Time Counter Status and Control                     4-40
+ *-----------------------------------------------------------------------
+ * Clear once per Second and Alarm Interrupt Status, Set 32KHz timersclk,
+ * and enable Time Counter
+ */
+#define CFG_TMCNTSC     (TMCNTSC_SEC|TMCNTSC_ALR|TMCNTSC_TCF|TMCNTSC_TCE)
+
+/*-----------------------------------------------------------------------
+ * PISCR - Periodic Interrupt Status and Control                 4-42
+ *-----------------------------------------------------------------------
+ * Clear Periodic Interrupt Status, Set 32KHz timersclk, and enable
+ * Periodic timer
+ */
+#define CFG_PISCR       (PISCR_PS|PISCR_PTF|PISCR_PTE)
+
+/*-----------------------------------------------------------------------
+ * SCCR - System Clock Control                                   9-8
+ *-----------------------------------------------------------------------
+ * Ensure DFBRG is Divide by 16
+ */
+#define CFG_SCCR        (0x00000028 | SCCR_DFBRG01)
+
+/*-----------------------------------------------------------------------
+ * RCCR - RISC Controller Configuration                         13-7
+ *-----------------------------------------------------------------------
+ */
+#define CFG_RCCR        0
+
+/*
+ * Init Memory Controller:
+ *
+ * Bank Bus     Machine PortSz  Device
+ * ---- ---     ------- ------  ------
+ *  0   60x     GPCM    16 bit  FLASH
+ *  1   60x     GPCM     8 bit  NAND
+ *  2   60x     SDRAM   32 bit  SDRAM
+ *  3   60x     GPCM     8 bit  UART
+ *
+ */
+
+#define SDRAM_MAX_SIZE	0x08000000	/* max. 128 MB		*/
+
+/* Minimum mask to separate preliminary
+ * address ranges for CS[0:2]
+ */
+#define CFG_GLOBAL_SDRAM_LIMIT	(32<<20)	/* less than 32 MB */
+
+#define CFG_MPTPR       0x6600
+
+/*-----------------------------------------------------------------------------
+ * Address for Mode Register Set (MRS) command
+ *-----------------------------------------------------------------------------
+ */
+#define CFG_MRS_OFFS	0x00000110
+
+
+/* Bank 0 - FLASH
+ */
+#define CFG_BR0_PRELIM  ((CFG_FLASH_BASE & BRx_BA_MSK)  |\
+			 BRx_PS_8                       |\
+			 BRx_MS_GPCM_P                  |\
+			 BRx_V)
+
+#define CFG_OR0_PRELIM  (MEG_TO_AM(CFG_FLASH_SIZE)      |\
+			 ORxG_SCY_6_CLK                 )
+
+#if (CONFIG_COMMANDS & CFG_CMD_NAND)
+/* Bank 1 - NAND Flash
+*/
+#define	CFG_NAND_BASE		CFG_NAND0_BASE
+#define	CFG_NAND_SIZE		0x8000
+
+#define CFG_OR_TIMING_NAND	0x000036
+
+#define CFG_BR1_PRELIM  ((CFG_NAND_BASE & BRx_BA_MSK) | BRx_PS_8 | BRx_MS_GPCM_P | BRx_V  )
+#define CFG_OR1_PRELIM  (P2SZ_TO_AM(CFG_NAND_SIZE) | CFG_OR_TIMING_NAND )
+#endif
+
+/* Bank 2 - 60x bus SDRAM
+ */
+#define CFG_PSRT        0x20
+#define CFG_LSRT        0x20
+
+#define CFG_BR2_PRELIM  ((CFG_SDRAM_BASE & BRx_BA_MSK)  |\
+			 BRx_PS_32                      |\
+			 BRx_MS_SDRAM_P                 |\
+			 BRx_V)
+
+#define CFG_OR2_PRELIM	CFG_OR2
+
+
+/* SDRAM initialization values
+*/
+#define CFG_OR2    ((~(CFG_GLOBAL_SDRAM_LIMIT-1) & ORxS_SDAM_MSK) |\
+			 ORxS_BPD_4                     |\
+			 ORxS_ROWST_PBI0_A10             |\
+			 ORxS_NUMR_12)
+
+#define CFG_PSDMR  (PSDMR_SDAM_A13_IS_A5 |\
+			 PSDMR_BSMA_A15_A17           |\
+			 PSDMR_SDA10_PBI0_A11         |\
+			 PSDMR_RFRC_5_CLK               |\
+			 PSDMR_PRETOACT_2W              |\
+			 PSDMR_ACTTORW_2W               |\
+			 PSDMR_BL                       |\
+			 PSDMR_LDOTOPRE_2C              |\
+			 PSDMR_WRC_3C                   |\
+			 PSDMR_CL_3)
+
+/* Bank 3 - UART
+*/
+
+#define CFG_BR3_PRELIM  ((CFG_UART_BASE & BRx_BA_MSK) | BRx_PS_8 | BRx_MS_GPCM_P | BRx_V  )
+#define CFG_OR3_PRELIM  (((-CFG_UART_SIZE) & ORxG_AM_MSK) | ORxG_CSNT | ORxG_SCY_1_CLK | ORxG_TRLX )
+
+#endif	/* __CONFIG_H */
diff --git a/include/jffs2/jffs2.h b/include/jffs2/jffs2.h
index 0197dfd..d142cd1 100644
--- a/include/jffs2/jffs2.h
+++ b/include/jffs2/jffs2.h
@@ -72,7 +72,7 @@
 #else
 #define JFFS2_NUM_COMPR		7
 #endif
- 
+
 /* Compatibility flags. */
 #define JFFS2_COMPAT_MASK 0xc000      /* What do to if an unknown nodetype is found */
 #define JFFS2_NODE_ACCURATE 0x2000