text: /* SPDX-License-Identifier: GPL-2.0+ */
  /*
   * Sysam stmark2 board configuration
   *
   * (C) Copyright 2017  Angelo Dureghello <angelo@sysam.it>
   */
  
  #ifndef __STMARK2_CONFIG_H
  #define __STMARK2_CONFIG_H
  
  #define CONFIG_HOSTNAME			"stmark2"
  
  #define CONFIG_MCFUART
  #define CONFIG_SYS_UART_PORT		0
  #define CONFIG_SYS_BAUDRATE_TABLE	{ 9600 , 19200 , 38400 , 57600, 115200 }
  
  #define LDS_BOARD_TEXT						\
  	board/sysam/stmark2/sbf_dram_init.o (.text*)
  
  #define CONFIG_TIMESTAMP
  
  #define CONFIG_BOOTARGS						\
  	"console=ttyS0,115200 root=/dev/ram0 rw "		\
  		"rootfstype=ramfs "				\
  		"rdinit=/bin/init "				\
  		"devtmpfs.mount=1"
  
  #define CONFIG_BOOTCOMMAND					\
  	"sf probe 0:1 50000000; "				\
  	"sf read ${loadaddr} 0x100000 ${kern_size}; "		\
  	"bootm ${loadaddr}"
  
  #define CONFIG_EXTRA_ENV_SETTINGS				\
  	"kern_size=0x700000\0"					\
  	"loadaddr=0x40001000\0"					\
  		"-(rootfs)\0"					\
  	"update_uboot=loady ${loadaddr}; "			\
  		"sf probe 0:1 50000000; "			\
  		"sf erase 0 0x80000; "				\
  		"sf write ${loadaddr} 0 ${filesize}\0"		\
  	"update_kernel=loady ${loadaddr}; "			\
  		"setenv kern_size ${filesize}; saveenv; "	\
  		"sf probe 0:1 50000000; "			\
  		"sf erase 0x100000 0x700000; "			\
  		"sf write ${loadaddr} 0x100000 ${filesize}\0"	\
  	"update_rootfs=loady ${loadaddr}; "			\
  		"sf probe 0:1 50000000; "			\
  		"sf erase 0x00800000 0x100000; "		\
  		"sf write ${loadaddr} 0x00800000 ${filesize}\0"	\
  	""
  
  /* Realtime clock */
  #undef CONFIG_MCFRTC
  #define CONFIG_RTC_MCFRRTC
  #define CONFIG_SYS_MCFRRTC_BASE		0xFC0A8000
  
  /* spi not partitions */
  #define CONFIG_JFFS2_CMDLINE
  #define CONFIG_JFFS2_DEV		"nor0"
  
  /* Timer */
  #define CONFIG_MCFTMR
  #undef CONFIG_MCFPIT
  
  /* DSPI and Serial Flash */
  #define CONFIG_CF_DSPI
  #define CONFIG_SERIAL_FLASH
  
  #define CONFIG_SYS_SBFHDR_SIZE		0x7
  
  /* Input, PCI, Flexbus, and VCO */
  #define CONFIG_EXTRA_CLOCK
  
  #define CONFIG_PRAM			2048	/* 2048 KB */
  #define CONFIG_SYS_CBSIZE		256	/* Console I/O Buffer Size */
  
  /* Print Buffer Size */
  #define CONFIG_SYS_PBSIZE		(CONFIG_SYS_CBSIZE + \
  					sizeof(CONFIG_SYS_PROMPT) + 16)
  #define CONFIG_SYS_MAXARGS		16
  /* Boot Argument Buffer Size    */
  #define CONFIG_SYS_BARGSIZE		CONFIG_SYS_CBSIZE
  
  #define CONFIG_SYS_LOAD_ADDR		(CONFIG_SYS_SDRAM_BASE + 0x10000)
  #define CONFIG_SYS_MBAR			0xFC000000
  
  /*
   * Definitions for initial stack pointer and data area (in internal SRAM)
   */
  #define CONFIG_SYS_INIT_RAM_ADDR	0x80000000
  /* End of used area in internal SRAM */
  #define CONFIG_SYS_INIT_RAM_SIZE	0x10000
  #define CONFIG_SYS_INIT_RAM_CTRL	0x221
  #define CONFIG_SYS_GBL_DATA_OFFSET	((CONFIG_SYS_INIT_RAM_SIZE - \
  					GENERATED_GBL_DATA_SIZE) - 32)
  #define CONFIG_SYS_INIT_SP_OFFSET	CONFIG_SYS_GBL_DATA_OFFSET
  #define CONFIG_SYS_SBFHDR_DATA_OFFSET	(CONFIG_SYS_INIT_RAM_SIZE - 32)
  
  /*
   * 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		0x40000000
  #define CONFIG_SYS_SDRAM_SIZE		128	/* SDRAM size in MB */
  
  #define CONFIG_SYS_MEMTEST_START	(CONFIG_SYS_SDRAM_BASE + 0x400)
  #define CONFIG_SYS_MEMTEST_END		((CONFIG_SYS_SDRAM_SIZE - 3) << 20)
  #define CONFIG_SYS_DRAM_TEST
  
  #if defined(CONFIG_CF_SBF)
  #define CONFIG_SERIAL_BOOT
  #endif
  
  #if defined(CONFIG_SERIAL_BOOT)
  #define CONFIG_SYS_MONITOR_BASE		(CONFIG_SYS_TEXT_BASE + 0x400)
  #else
  #define CONFIG_SYS_MONITOR_BASE		(CONFIG_SYS_FLASH_BASE + 0x400)
  #endif
  
  #define CONFIG_SYS_BOOTPARAMS_LEN	(64 * 1024)
  /* Reserve 256 kB for Monitor */
  #define CONFIG_SYS_MONITOR_LEN		(256 << 10)
  /* Reserve 256 kB for malloc() */
  #define CONFIG_SYS_MALLOC_LEN		(256 << 10)
  
  /*
   * 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 ??
   */
  /* Initial Memory map for Linux */
  #define CONFIG_SYS_BOOTMAPSZ		(CONFIG_SYS_SDRAM_BASE + \
  					(CONFIG_SYS_SDRAM_SIZE << 20))
  
  /* Configuration for environment
   * Environment is embedded in u-boot in the second sector of the flash
   */
  
  #if defined(CONFIG_CF_SBF)
  #define CONFIG_ENV_IS_IN_SPI_FLASH	1
  #define CONFIG_ENV_OFFSET		0x40000
  #define CONFIG_ENV_SIZE			0x2000
  #define CONFIG_ENV_SECT_SIZE		0x10000
  #endif
  
  #undef CONFIG_ENV_OVERWRITE
  
  /* Cache Configuration */
  #define CONFIG_SYS_CACHELINE_SIZE	16
  #define ICACHE_STATUS			(CONFIG_SYS_INIT_RAM_ADDR + \
  					 CONFIG_SYS_INIT_RAM_SIZE - 8)
  #define DCACHE_STATUS			(CONFIG_SYS_INIT_RAM_ADDR + \
  					 CONFIG_SYS_INIT_RAM_SIZE - 4)
  #define CONFIG_SYS_ICACHE_INV		(CF_CACR_BCINVA + CF_CACR_ICINVA)
  #define CONFIG_SYS_DCACHE_INV		(CF_CACR_DCINVA)
  #define CONFIG_SYS_CACHE_ACR2		(CONFIG_SYS_SDRAM_BASE | \
  					 CF_ADDRMASK(CONFIG_SYS_SDRAM_SIZE) | \
  					 CF_ACR_EN | CF_ACR_SM_ALL)
  #define CONFIG_SYS_CACHE_ICACR		(CF_CACR_BEC | CF_CACR_IEC | \
  					 CF_CACR_ICINVA | CF_CACR_EUSP)
  #define CONFIG_SYS_CACHE_DCACR		((CONFIG_SYS_CACHE_ICACR | \
  					 CF_CACR_DEC | CF_CACR_DDCM_P | \
  					 CF_CACR_DCINVA) & ~CF_CACR_ICINVA)
  
  #define CACR_STATUS			(CONFIG_SYS_INIT_RAM_ADDR + \
  					CONFIG_SYS_INIT_RAM_SIZE - 12)
  
  #endif /* __STMARK2_CONFIG_H */
  