[people/ms/u-boot.git] / include / configs / km8xx.h

/*
 * (C) Copyright 2009
 * 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
 */

/*
 * configuration options, keymile 8xx board specific
 */

#ifndef __CONFIG_KM8XX_H
#define __CONFIG_KM8XX_H

/*
 * High Level Configuration Options
 * (easy to change)
 */

#define CONFIG_KM8XX		1	/* on a km8xx board */

/* include common defines/options for all Keymile boards */
#include "keymile-common.h"

#if defined(CONFIG_KMSUPX4)
#undef	CONFIG_I2C_MUX			/* no I2C mux on this board */
#endif

#define CONFIG_8xx_GCLK_FREQ		66000000

#define CONFIG_SYS_SMC_UCODE_PATCH	1	/* Relocate SMC1 */
#define CONFIG_SYS_SMC_DPMEM_OFFSET	0x1fc0
#define CONFIG_8xx_CONS_SMC1	1	/* Console is on SMC1 */
#define CONFIG_SYS_SMC_RXBUFLEN	128
#define CONFIG_SYS_MAXIDLE	10

#define CONFIG_SYS_CPM_BOOTCOUNT_ADDR	0x1eb0	/* In case of SMC relocation,
						 * the default value is not
						 * working
						 */

#define BOOTFLASH_START	F0000000
#define CONFIG_PRAM	512	/* protected RAM [KBytes] */

#define CONFIG_PREBOOT	"echo;" \
	"echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;" \
	"echo"

#define BOOTFLASH_START	F0000000
#define CONFIG_PRAM	512	/* protected RAM [KBytes] */

#if defined(CONFIG_MGSUVD)
#define CONFIG_ENV_IVM	"EEprom_ivm=pca9544a:70:4 \0"
#else
#define CONFIG_ENV_IVM	""
#endif

#define MTDIDS_DEFAULT		"nor0=app"
#define MTDPARTS_DEFAULT \
	"mtdparts=app:384k(u-boot),128k(env),128k(envred),128k(free),"	\
	"1536k(esw0),8704k(rootfs0),1536k(esw1),2432k(rootfs1),640k(var)," \
	"768k(cfg)"

#define CONFIG_EXTRA_ENV_SETTINGS					\
	CONFIG_KM_DEF_ENV						\
	"rootpath=/opt/eldk/ppc_8xx\0"					\
	"addcon=setenv bootargs ${bootargs} "				\
		"console=ttyCPM0,${baudrate}\0"				\
	"mtdids=nor0=app \0"						\
	"mtdparts=" MK_STR(MTDPARTS_DEFAULT) "\0"			\
	"partition=nor0,9 \0"						\
	"new_env=prot off F0060000 F009FFFF; era F0060000 F009FFFF \0" 	\
	CONFIG_ENV_IVM							\
	""

#undef CONFIG_RTC_MPC8xx		/* MPC866 does not support RTC	*/

#define	CONFIG_TIMESTAMP		/* but print image timestmps	*/

/*
 * 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 CONFIG_SYS_IMMR		0xFFF00000

/*-----------------------------------------------------------------------
 * Definitions for initial stack pointer and data area (in DPRAM)
 */
#define CONFIG_SYS_INIT_RAM_ADDR	CONFIG_SYS_IMMR
#define CONFIG_SYS_INIT_RAM_END	0x2F00	/* End of used area in DPRAM	*/
#define CONFIG_SYS_GBL_DATA_SIZE	64
#define CONFIG_SYS_GBL_DATA_OFFSET	(CONFIG_SYS_INIT_RAM_END - CONFIG_SYS_GBL_DATA_SIZE)
#define CONFIG_SYS_INIT_SP_OFFSET	CONFIG_SYS_GBL_DATA_OFFSET

/*-----------------------------------------------------------------------
 * Start addresses for the final memory configuration
 * (Set up by the startup code)
 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
 */
#define CONFIG_SYS_SDRAM_BASE		0x00000000
#define CONFIG_SYS_FLASH_BASE		0xf0000000
#define CONFIG_SYS_MONITOR_LEN		(384 << 10) /* 384 kB for Monitor */
#define CONFIG_SYS_MONITOR_BASE	CONFIG_SYS_FLASH_BASE
#define CONFIG_SYS_MALLOC_LEN		(256 << 10) /* 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 CONFIG_SYS_BOOTMAPSZ		(8 << 20)

/*-----------------------------------------------------------------------
 * FLASH organization
 */
/* max number of memory banks */
#define CONFIG_SYS_MAX_FLASH_BANKS	1
#define CONFIG_SYS_FLASH_SIZE		32
#define CONFIG_SYS_FLASH_CFI
#define CONFIG_FLASH_CFI_DRIVER
/* max num of sects on one chip */
#define CONFIG_SYS_MAX_FLASH_SECT	256

#define CONFIG_SYS_FLASH_ERASE_TOUT	120000	/* (in ms) */
#define CONFIG_SYS_FLASH_WRITE_TOUT	500	/* (in ms) */

#define CONFIG_ENV_IS_IN_FLASH	1
#define CONFIG_ENV_OFFSET	CONFIG_SYS_MONITOR_LEN
#define CONFIG_ENV_SIZE		0x04000 /* Total Size of Environment Sector */
#define CONFIG_ENV_SECT_SIZE	0x20000 /* Total Size of Environment Sector */

/* Address and size of Redundant Environment Sector	*/
#define CONFIG_ENV_OFFSET_REDUND	(CONFIG_ENV_OFFSET+CONFIG_ENV_SECT_SIZE)
#define CONFIG_ENV_SIZE_REDUND	(CONFIG_ENV_SIZE)
#define CONFIG_ENV_BUFFER_PRINT		1

/*-----------------------------------------------------------------------
 * Cache Configuration
 */
#define CONFIG_SYS_CACHELINE_SIZE	16	/* For all MPC8xx CPUs	*/
#if defined(CONFIG_CMD_KGDB)
#define CONFIG_SYS_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
 */
#define CONFIG_SYS_SYPCR	0xffffff89

/*-----------------------------------------------------------------------
 * SIUMCR - SIU Module Configuration				11-6
 *-----------------------------------------------------------------------
 */
#if defined(CONFIG_MGSUVD)
#define CONFIG_SYS_SIUMCR	0x00610480
#else
#define CONFIG_SYS_SIUMCR	0x00610400
#endif

/*-----------------------------------------------------------------------
 * TBSCR - Time Base Status and Control				11-26
 *-----------------------------------------------------------------------
 * Clear Reference Interrupt Status, Timebase freezing enabled
 */
#define CONFIG_SYS_TBSCR	(TBSCR_REFA | TBSCR_REFB | TBSCR_TBF)

/*-----------------------------------------------------------------------
 * PISCR - Periodic Interrupt Status and Control		11-31
 *-----------------------------------------------------------------------
 * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
 */
#define CONFIG_SYS_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
 */
#if defined(CONFIG_MGSUVD)
#define SCCR_MASK	0x01800000
#else
#define SCCR_MASK	0x00000000
#endif
#define CONFIG_SYS_SCCR	0x01800000

#define CONFIG_SYS_DER 0

/*
 * Init Memory Controller:
 *
 * BR0/1 and OR0/1 (FLASH)
 */

#define FLASH_BASE0_PRELIM	0xf0000000	/* FLASH bank #0	*/

/* used to re-map FLASH both when starting from SRAM or FLASH:
 * restrict access enough to keep SRAM working (if any)
 * but not too much to meddle with FLASH accesses
 */
#define CONFIG_SYS_REMAP_OR_AM		0x80000000	/* OR addr mask */
#define CONFIG_SYS_PRELIM_OR_AM	0xE0000000	/* OR addr mask */

/*
 * FLASH timing: Default value of OR0 after reset
 */
#define CONFIG_SYS_OR0_PRELIM	0xfe000954
#define CONFIG_SYS_BR0_PRELIM	0xf0000401

/*
 * BR1 and OR1 (SDRAM)
 *
 */
#define SDRAM_BASE1_PRELIM	0x00000000	/* SDRAM bank #0	*/
#define SDRAM_MAX_SIZE		(64 << 20)	/* max 64 MB per bank	*/

/* SDRAM timing: Multiplexed addresses, GPL5 output to GPL5_A (don't care) */
#define CONFIG_SYS_OR_TIMING_SDRAM	0x00000A00

#define CONFIG_SYS_OR1_PRELIM	0xfc000800
#define CONFIG_SYS_BR1_PRELIM	(0x000000C0 | 0x01)

#define CONFIG_SYS_MPTPR	0x0200
/* PTB=16, AMB=001, FIXME 1 RAS precharge cycles, 1 READ loop cycle (not used),
   1 Write loop Cycle (not used), 1 Timer Loop Cycle */
#if defined(CONFIG_MGSUVD)
#define CONFIG_SYS_MBMR	0x10964111
#else
#define CONFIG_SYS_MBMR	0x20964111
#endif
#define CONFIG_SYS_MAR		0x00000088

/*
 * 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 CONFIG_SYS_PTA_PER_CLK	((4096 * 64 * 1000) / (4 * 64))

/* GPIO/PIGGY on CS3 initialization values
*/
#define CONFIG_SYS_PIGGY_BASE	(0x30000000)
#if defined(CONFIG_MGSUVD)
#define CONFIG_SYS_OR3_PRELIM	(0xfe000d24)
#define CONFIG_SYS_BR3_PRELIM	(0x30000401)
#else
#define CONFIG_SYS_OR3_PRELIM	(0xf8000d26)
#define CONFIG_SYS_BR3_PRELIM	(0x30000401)
#endif

/*
 * Internal Definitions
 *
 * Boot Flags
 */
#define BOOTFLAG_COLD	0x01	/* Normal Power-On: Boot from FLASH */
#define BOOTFLAG_WARM	0x02	/* Software reboot		    */

#define CONFIG_SCC3_ENET
#define CONFIG_ETHPRIME		"SCC ETHERNET"
#define CONFIG_HAS_ETH0

/* pass open firmware flat tree */
#define CONFIG_OF_LIBFDT	1
#define CONFIG_OF_BOARD_SETUP	1

#define OF_STDOUT_PATH		"/soc/cpm/serial@a80"

/* enable I2C and select the hardware/software driver */
#undef	CONFIG_HARD_I2C			/* I2C with hardware support */
#define	CONFIG_SOFT_I2C		1	/* I2C bit-banged	*/
/* I2C speed and slave address */
#define CONFIG_SYS_I2C_SPEED		50000
#define CONFIG_SYS_I2C_SLAVE		0x7F
#define I2C_SOFT_DECLARATIONS

/*
 * Software (bit-bang) I2C driver configuration
 */
#define I2C_BASE_DIR	((u16 *)(CONFIG_SYS_PIGGY_BASE + 0x04))
#define I2C_BASE_PORT	((u8 *)(CONFIG_SYS_PIGGY_BASE + 0x09))

#define SDA_BIT		0x40
#define SCL_BIT		0x80
#define SDA_CONF	0x1000
#define SCL_CONF	0x2000

#define I2C_ACTIVE	do {} while (0)
#define I2C_TRISTATE	do {} while (0)
#define I2C_READ	((in_8(I2C_BASE_PORT) & SDA_BIT) == SDA_BIT)
#define I2C_SDA(bit)	if(bit) { \
				clrbits(be16, I2C_BASE_DIR, SDA_CONF); \
			} else { \
				clrbits(8, I2C_BASE_PORT, SDA_BIT); \
				setbits(be16, I2C_BASE_DIR, SDA_CONF); \
			}
#define I2C_SCL(bit)	if(bit) { \
				clrbits(be16, I2C_BASE_DIR, SCL_CONF); \
			} else { \
				clrbits(8, I2C_BASE_PORT, SCL_BIT); \
				setbits(be16, I2C_BASE_DIR, SCL_CONF); \
			}
#define I2C_DELAY	udelay(50)	/* 1/4 I2C clock duration */

#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN	1

/* I2C SYSMON (LM75, AD7414 is almost compatible)		*/
#define CONFIG_DTT_LM75		1	/* ON Semi's LM75	*/
#if defined(CONFIG_MGSUVD)
#define CONFIG_DTT_SENSORS	{0, 2, 4, 6}	/* Sensor addresses */
#else
#define CONFIG_DTT_SENSORS	{0}	/* Sensor addresses */
#endif
#define CONFIG_SYS_DTT_MAX_TEMP	70
#define CONFIG_SYS_DTT_LOW_TEMP	-30
#define CONFIG_SYS_DTT_HYSTERESIS	3
#define CONFIG_SYS_DTT_BUS_NUM		(CONFIG_SYS_MAX_I2C_BUS)
#endif	/* __CONFIG_KM8XX_H */
Commit	Line	Data
d044954f HS	1	/*
	2	* (C) Copyright 2009
	3	* Heiko Schocher, DENX Software Engineering, hs@denx.de.
	4	*
	5	* See file CREDITS for list of people who contributed to this
	6	* project.
	7	*
	8	* This program is free software; you can redistribute it and/or
	9	* modify it under the terms of the GNU General Public License as
	10	* published by the Free Software Foundation; either version 2 of
	11	* the License, or (at your option) any later version.
	12	*
	13	* This program is distributed in the hope that it will be useful,
	14	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	15	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	16	* GNU General Public License for more details.
	17	*
	18	* You should have received a copy of the GNU General Public License
	19	* along with this program; if not, write to the Free Software
	20	* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
	21	* MA 02111-1307 USA
	22	*/
	23
	24	/*
	25	* configuration options, keymile 8xx board specific
	26	*/
	27
	28	#ifndef __CONFIG_KM8XX_H
	29	#define __CONFIG_KM8XX_H
	30
	31	/*
	32	* High Level Configuration Options
	33	* (easy to change)
	34	*/
	35
	36	#define CONFIG_KM8XX 1 /* on a km8xx board */
	37
	38	/* include common defines/options for all Keymile boards */
	39	#include "keymile-common.h"
	40
1b6275df HS	41	#if defined(CONFIG_KMSUPX4)
	42	#undef CONFIG_I2C_MUX /* no I2C mux on this board */
	43	#endif
	44
d044954f HS	45	#define CONFIG_8xx_GCLK_FREQ 66000000
	46
	47	#define CONFIG_SYS_SMC_UCODE_PATCH 1 /* Relocate SMC1 */
	48	#define CONFIG_SYS_SMC_DPMEM_OFFSET 0x1fc0
	49	#define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */
	50	#define CONFIG_SYS_SMC_RXBUFLEN 128
	51	#define CONFIG_SYS_MAXIDLE 10
	52
	53	#define CONFIG_SYS_CPM_BOOTCOUNT_ADDR 0x1eb0 /* In case of SMC relocation,
	54	* the default value is not
	55	* working
	56	*/
	57
	58	#define BOOTFLASH_START F0000000
	59	#define CONFIG_PRAM 512 /* protected RAM [KBytes] */
	60
	61	#define CONFIG_PREBOOT "echo;" \
	62	"echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;" \
	63	"echo"
	64
	65	#define BOOTFLASH_START F0000000
	66	#define CONFIG_PRAM 512 /* protected RAM [KBytes] */
	67
1b6275df	68	#if defined(CONFIG_MGSUVD)
d044954f	69	#define CONFIG_ENV_IVM "EEprom_ivm=pca9544a:70:4 \0"
1b6275df HS	70	#else
	71	#define CONFIG_ENV_IVM ""
	72	#endif
	73
	74	#define MTDIDS_DEFAULT "nor0=app"
	75	#define MTDPARTS_DEFAULT \
	76	"mtdparts=app:384k(u-boot),128k(env),128k(envred),128k(free)," \
	77	"1536k(esw0),8704k(rootfs0),1536k(esw1),2432k(rootfs1),640k(var)," \
	78	"768k(cfg)"
d044954f HS	79
	80	#define CONFIG_EXTRA_ENV_SETTINGS \
	81	CONFIG_KM_DEF_ENV \
	82	"rootpath=/opt/eldk/ppc_8xx\0" \
	83	"addcon=setenv bootargs ${bootargs} " \
	84	"console=ttyCPM0,${baudrate}\0" \
	85	"mtdids=nor0=app \0" \
1b6275df	86	"mtdparts=" MK_STR(MTDPARTS_DEFAULT) "\0" \
d044954f HS	87	"partition=nor0,9 \0" \
	88	"new_env=prot off F0060000 F009FFFF; era F0060000 F009FFFF \0" \
	89	CONFIG_ENV_IVM \
	90	""
	91
	92	#undef CONFIG_RTC_MPC8xx /* MPC866 does not support RTC */
	93
	94	#define CONFIG_TIMESTAMP /* but print image timestmps */
	95
	96	/*
	97	* Low Level Configuration Settings
	98	* (address mappings, register initial values, etc.)
	99	* You should know what you are doing if you make changes here.
	100	*/
	101	/*-----------------------------------------------------------------------
	102	* Internal Memory Mapped Register
	103	*/
	104	#define CONFIG_SYS_IMMR 0xFFF00000
	105
	106	/*-----------------------------------------------------------------------
	107	* Definitions for initial stack pointer and data area (in DPRAM)
	108	*/
	109	#define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR
	110	#define CONFIG_SYS_INIT_RAM_END 0x2F00 /* End of used area in DPRAM */
	111	#define CONFIG_SYS_GBL_DATA_SIZE 64
	112	#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_END - CONFIG_SYS_GBL_DATA_SIZE)
	113	#define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
	114
	115	/*-----------------------------------------------------------------------
	116	* Start addresses for the final memory configuration
	117	* (Set up by the startup code)
	118	* Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
	119	*/
	120	#define CONFIG_SYS_SDRAM_BASE 0x00000000
	121	#define CONFIG_SYS_FLASH_BASE 0xf0000000
	122	#define CONFIG_SYS_MONITOR_LEN (384 << 10) /* 384 kB for Monitor */
	123	#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
	124	#define CONFIG_SYS_MALLOC_LEN (256 << 10) /* 256 kB for malloc() */
	125
	126	/*
	127	* For booting Linux, the board info and command line data
	128	* have to be in the first 8 MB of memory, since this is
	129	* the maximum mapped by the Linux kernel during initialization.
	130	*/
	131	#define CONFIG_SYS_BOOTMAPSZ (8 << 20)
	132
	133	/*-----------------------------------------------------------------------
	134	* FLASH organization
	135	*/
	136	/* max number of memory banks */
	137	#define CONFIG_SYS_MAX_FLASH_BANKS 1
	138	#define CONFIG_SYS_FLASH_SIZE 32
	139	#define CONFIG_SYS_FLASH_CFI
	140	#define CONFIG_FLASH_CFI_DRIVER
	141	/* max num of sects on one chip */
	142	#define CONFIG_SYS_MAX_FLASH_SECT 256
	143
	144	#define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* (in ms) */
	145	#define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* (in ms) */
	146
	147	#define CONFIG_ENV_IS_IN_FLASH 1
	148	#define CONFIG_ENV_OFFSET CONFIG_SYS_MONITOR_LEN
	149	#define CONFIG_ENV_SIZE 0x04000 /* Total Size of Environment Sector */
	150	#define CONFIG_ENV_SECT_SIZE 0x20000 /* Total Size of Environment Sector */
151
152	/* Address and size of Redundant Environment Sector */
153	#define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET+CONFIG_ENV_SECT_SIZE)
154	#define CONFIG_ENV_SIZE_REDUND (CONFIG_ENV_SIZE)
155	#define CONFIG_ENV_BUFFER_PRINT 1
156
157	/*-----------------------------------------------------------------------
158	* Cache Configuration
159	*/
160	#define CONFIG_SYS_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
161	#if defined(CONFIG_CMD_KGDB)
162	#define CONFIG_SYS_CACHELINE_SHIFT 4 /* log base 2 of the above value */
163	#endif
164
165	/*-----------------------------------------------------------------------
166	* SYPCR - System Protection Control 11-9
167	* SYPCR can only be written once after reset!
168	*-----------------------------------------------------------------------
169	* Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
170	*/
171	#define CONFIG_SYS_SYPCR 0xffffff89
172
173	/*-----------------------------------------------------------------------
174	* SIUMCR - SIU Module Configuration 11-6
175	*-----------------------------------------------------------------------
176	*/
1b6275df	177	#if defined(CONFIG_MGSUVD)
d044954f	178	#define CONFIG_SYS_SIUMCR 0x00610480
1b6275df HS	179	#else
	180	#define CONFIG_SYS_SIUMCR 0x00610400
	181	#endif
d044954f HS	182
	183	/*-----------------------------------------------------------------------
	184	* TBSCR - Time Base Status and Control 11-26
	185	*-----------------------------------------------------------------------
	186	* Clear Reference Interrupt Status, Timebase freezing enabled
	187	*/
	188	#define CONFIG_SYS_TBSCR (TBSCR_REFA \| TBSCR_REFB \| TBSCR_TBF)
	189
	190	/*-----------------------------------------------------------------------
	191	* PISCR - Periodic Interrupt Status and Control 11-31
	192	*-----------------------------------------------------------------------
	193	* Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
	194	*/
	195	#define CONFIG_SYS_PISCR (PISCR_PS \| PISCR_PITF)
	196
	197	/*-----------------------------------------------------------------------
	198	* SCCR - System Clock and reset Control Register 15-27
	199	*-----------------------------------------------------------------------
	200	* Set clock output, timebase and RTC source and divider,
	201	* power management and some other internal clocks
	202	*/
1b6275df	203	#if defined(CONFIG_MGSUVD)
d044954f	204	#define SCCR_MASK 0x01800000
1b6275df HS	205	#else
	206	#define SCCR_MASK 0x00000000
	207	#endif
d044954f HS	208	#define CONFIG_SYS_SCCR 0x01800000
	209
	210	#define CONFIG_SYS_DER 0
	211
	212	/*
	213	* Init Memory Controller:
	214	*
	215	* BR0/1 and OR0/1 (FLASH)
	216	*/
	217
	218	#define FLASH_BASE0_PRELIM 0xf0000000 /* FLASH bank #0 */
	219
	220	/* used to re-map FLASH both when starting from SRAM or FLASH:
	221	* restrict access enough to keep SRAM working (if any)
	222	* but not too much to meddle with FLASH accesses
	223	*/
	224	#define CONFIG_SYS_REMAP_OR_AM 0x80000000 /* OR addr mask */
	225	#define CONFIG_SYS_PRELIM_OR_AM 0xE0000000 /* OR addr mask */
	226
	227	/*
	228	* FLASH timing: Default value of OR0 after reset
	229	*/
	230	#define CONFIG_SYS_OR0_PRELIM 0xfe000954
	231	#define CONFIG_SYS_BR0_PRELIM 0xf0000401
	232
	233	/*
	234	* BR1 and OR1 (SDRAM)
	235	*
	236	*/
	237	#define SDRAM_BASE1_PRELIM 0x00000000 /* SDRAM bank #0 */
	238	#define SDRAM_MAX_SIZE (64 << 20) /* max 64 MB per bank */
	239
	240	/* SDRAM timing: Multiplexed addresses, GPL5 output to GPL5_A (don't care) */
	241	#define CONFIG_SYS_OR_TIMING_SDRAM 0x00000A00
	242
	243	#define CONFIG_SYS_OR1_PRELIM 0xfc000800
	244	#define CONFIG_SYS_BR1_PRELIM (0x000000C0 \| 0x01)
	245
	246	#define CONFIG_SYS_MPTPR 0x0200
	247	/* PTB=16, AMB=001, FIXME 1 RAS precharge cycles, 1 READ loop cycle (not used),
	248	1 Write loop Cycle (not used), 1 Timer Loop Cycle */
1b6275df	249	#if defined(CONFIG_MGSUVD)
d044954f	250	#define CONFIG_SYS_MBMR 0x10964111
1b6275df HS	251	#else
	252	#define CONFIG_SYS_MBMR 0x20964111
	253	#endif
d044954f HS	254	#define CONFIG_SYS_MAR 0x00000088
	255
	256	/*
	257	* 4096 Rows from SDRAM example configuration
	258	* 1000 factor s -> ms
	259	* 64 PTP (pre-divider from MPTPR) from SDRAM example configuration
	260	* 4 Number of refresh cycles per period
	261	* 64 Refresh cycle in ms per number of rows
	262	*/
	263	#define CONFIG_SYS_PTA_PER_CLK ((4096 * 64 * 1000) / (4 * 64))
	264
	265	/* GPIO/PIGGY on CS3 initialization values
	266	*/
	267	#define CONFIG_SYS_PIGGY_BASE (0x30000000)
1b6275df	268	#if defined(CONFIG_MGSUVD)
d044954f HS	269	#define CONFIG_SYS_OR3_PRELIM (0xfe000d24)
d044954f HS	270	#define CONFIG_SYS_BR3_PRELIM (0x30000401)
1b6275df HS	271	#else
	272	#define CONFIG_SYS_OR3_PRELIM (0xf8000d26)
	273	#define CONFIG_SYS_BR3_PRELIM (0x30000401)
	274	#endif
d044954f HS	275
	276	/*
	277	* Internal Definitions
	278	*
	279	* Boot Flags
	280	*/
	281	#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
	282	#define BOOTFLAG_WARM 0x02 /* Software reboot */
	283
	284	#define CONFIG_SCC3_ENET
	285	#define CONFIG_ETHPRIME "SCC ETHERNET"
	286	#define CONFIG_HAS_ETH0
	287
	288	/* pass open firmware flat tree */
	289	#define CONFIG_OF_LIBFDT 1
	290	#define CONFIG_OF_BOARD_SETUP 1
	291
	292	#define OF_STDOUT_PATH "/soc/cpm/serial@a80"
	293
	294	/* enable I2C and select the hardware/software driver */
	295	#undef CONFIG_HARD_I2C /* I2C with hardware support */
	296	#define CONFIG_SOFT_I2C 1 /* I2C bit-banged */
	297	/* I2C speed and slave address */
	298	#define CONFIG_SYS_I2C_SPEED 50000
	299	#define CONFIG_SYS_I2C_SLAVE 0x7F
	300	#define I2C_SOFT_DECLARATIONS
	301
	302	/*
	303	* Software (bit-bang) I2C driver configuration
	304	*/
	305	#define I2C_BASE_DIR ((u16 *)(CONFIG_SYS_PIGGY_BASE + 0x04))
	306	#define I2C_BASE_PORT ((u8 *)(CONFIG_SYS_PIGGY_BASE + 0x09))
	307
	308	#define SDA_BIT 0x40
	309	#define SCL_BIT 0x80
	310	#define SDA_CONF 0x1000
	311	#define SCL_CONF 0x2000
	312
	313	#define I2C_ACTIVE do {} while (0)
	314	#define I2C_TRISTATE do {} while (0)
	315	#define I2C_READ ((in_8(I2C_BASE_PORT) & SDA_BIT) == SDA_BIT)
	316	#define I2C_SDA(bit) if(bit) { \
	317	clrbits(be16, I2C_BASE_DIR, SDA_CONF); \
	318	} else { \
	319	clrbits(8, I2C_BASE_PORT, SDA_BIT); \
	320	setbits(be16, I2C_BASE_DIR, SDA_CONF); \
	321	}
	322	#define I2C_SCL(bit) if(bit) { \
	323	clrbits(be16, I2C_BASE_DIR, SCL_CONF); \
	324	} else { \
	325	clrbits(8, I2C_BASE_PORT, SCL_BIT); \
	326	setbits(be16, I2C_BASE_DIR, SCL_CONF); \
	327	}
	328	#define I2C_DELAY udelay(50) /* 1/4 I2C clock duration */
	329
	330	#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1
	331
	332	/* I2C SYSMON (LM75, AD7414 is almost compatible) */
	333	#define CONFIG_DTT_LM75 1 /* ON Semi's LM75 */
1b6275df	334	#if defined(CONFIG_MGSUVD)
d044954f	335	#define CONFIG_DTT_SENSORS {0, 2, 4, 6} /* Sensor addresses */
1b6275df HS	336	#else
	337	#define CONFIG_DTT_SENSORS {0} /* Sensor addresses */
	338	#endif
d044954f HS	339	#define CONFIG_SYS_DTT_MAX_TEMP 70
	340	#define CONFIG_SYS_DTT_LOW_TEMP -30
	341	#define CONFIG_SYS_DTT_HYSTERESIS 3
	342	#define CONFIG_SYS_DTT_BUS_NUM (CONFIG_SYS_MAX_I2C_BUS)
d044954f	343	#endif /* __CONFIG_KM8XX_H */