text: /* SPDX-License-Identifier: GPL-2.0+ */
  /*
   * Copyright (C) 2007, Guennadi Liakhovetski <lg@denx.de>
   *
   * (C) Copyright 2009 Freescale Semiconductor, Inc.
   *
   * Configuration settings for the MX51EVK Board
   */
  
  #ifndef __CONFIG_H
  #define __CONFIG_H
  
   /* High Level Configuration Options */
  
  #define CONFIG_SYS_FSL_CLK
  
  #include <asm/arch/imx-regs.h>
  
  #define CONFIG_CMDLINE_TAG			/* enable passing of ATAGs */
  #define CONFIG_SETUP_MEMORY_TAGS
  #define CONFIG_INITRD_TAG
  #define CONFIG_REVISION_TAG
  
  #define CONFIG_MACH_TYPE	MACH_TYPE_MX51_BABBAGE
  /*
   * Size of malloc() pool
   */
  #define CONFIG_SYS_MALLOC_LEN		(10 * 1024 * 1024)
  
  /*
   * Hardware drivers
   */
  #define CONFIG_FSL_IIM
  
  #define CONFIG_MXC_UART_BASE	UART1_BASE
  
  /* PMIC Controller */
  #define CONFIG_POWER
  #define CONFIG_POWER_SPI
  #define CONFIG_POWER_FSL
  #define CONFIG_FSL_PMIC_BUS	0
  #define CONFIG_FSL_PMIC_CS	0
  #define CONFIG_FSL_PMIC_CLK	2500000
  #define CONFIG_FSL_PMIC_MODE	(SPI_MODE_0 | SPI_CS_HIGH)
  #define CONFIG_FSL_PMIC_BITLEN	32
  #define CONFIG_RTC_MC13XXX
  
  /*
   * MMC Configs
   * */
  #define CONFIG_SYS_FSL_ESDHC_ADDR	MMC_SDHC1_BASE_ADDR
  #define CONFIG_SYS_FSL_ESDHC_NUM	2
  
  /* USB Configs */
  #define CONFIG_MXC_USB_PORT	1
  #define CONFIG_MXC_USB_PORTSC	PORT_PTS_ULPI
  #define CONFIG_MXC_USB_FLAGS	MXC_EHCI_POWER_PINS_ENABLED
  
  /* Framebuffer and LCD */
  #define CONFIG_VIDEO_LOGO
  
  #define CONFIG_ETHPRIME		"FEC0"
  
  #define CONFIG_LOADADDR		0x92000000	/* loadaddr env var */
  
  #define CONFIG_EXTRA_ENV_SETTINGS \
  	"script=boot.scr\0" \
  	"image=zImage\0" \
  	"fdt_file=imx51-babbage.dtb\0" \
  	"fdt_addr=0x91000000\0" \
  	"boot_fdt=try\0" \
  	"ip_dyn=yes\0" \
  	"mmcdev=0\0" \
  	"mmcpart=1\0" \
  	"mmcroot=/dev/mmcblk0p2 rootwait rw\0" \
  	"mmcargs=setenv bootargs console=ttymxc0,${baudrate} " \
  		"root=${mmcroot}\0" \
  	"loadbootscript=" \
  		"fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${script};\0" \
  	"bootscript=echo Running bootscript from mmc ...; " \
  		"source\0" \
  	"loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${image}\0" \
  	"loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdt_addr} ${fdt_file}\0" \
  	"mmcboot=echo Booting from mmc ...; " \
  		"run mmcargs; " \
  		"if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \
  			"if run loadfdt; then " \
  				"bootz ${loadaddr} - ${fdt_addr}; " \
  			"else " \
  				"if test ${boot_fdt} = try; then " \
  					"bootz; " \
  				"else " \
  					"echo WARN: Cannot load the DT; " \
  				"fi; " \
  			"fi; " \
  		"else " \
  			"bootz; " \
  		"fi;\0" \
  	"netargs=setenv bootargs console=ttymxc0,${baudrate} " \
  		"root=/dev/nfs " \
  		"ip=dhcp nfsroot=${serverip}:${nfsroot},v3,tcp\0" \
  	"netboot=echo Booting from net ...; " \
  		"run netargs; " \
  		"if test ${ip_dyn} = yes; then " \
  			"setenv get_cmd dhcp; " \
  		"else " \
  			"setenv get_cmd tftp; " \
  		"fi; " \
  		"${get_cmd} ${image}; " \
  		"if test ${boot_fdt} = yes ||  test ${boot_fdt} = try; then " \
  			"if ${get_cmd} ${fdt_addr} ${fdt_file}; then " \
  				"bootz ${loadaddr} - ${fdt_addr}; " \
  			"else " \
  				"if test ${boot_fdt} = try; then " \
  					"bootz; " \
  				"else " \
  					"echo ERROR: Cannot load the DT; " \
  					"exit; " \
  				"fi; " \
  			"fi; " \
  		"else " \
  			"bootz; " \
  		"fi;\0"
  
  #define CONFIG_BOOTCOMMAND \
  	"mmc dev ${mmcdev}; if mmc rescan; then " \
  		"if run loadbootscript; then " \
  			"run bootscript; " \
  		"else " \
  			"if run loadimage; then " \
  				"run mmcboot; " \
  			"else run netboot; " \
  			"fi; " \
  		"fi; " \
  	"else run netboot; fi"
  
  #define CONFIG_ARP_TIMEOUT	200UL
  
  /*
   * Miscellaneous configurable options
   */
  
  #define CONFIG_SYS_LOAD_ADDR		CONFIG_LOADADDR
  
  /*-----------------------------------------------------------------------
   * Physical Memory Map
   */
  #define PHYS_SDRAM_1		CSD0_BASE_ADDR
  #define PHYS_SDRAM_1_SIZE	(512 * 1024 * 1024)
  
  #define CONFIG_SYS_SDRAM_BASE		(PHYS_SDRAM_1)
  #define CONFIG_SYS_INIT_RAM_ADDR	(IRAM_BASE_ADDR)
  #define CONFIG_SYS_INIT_RAM_SIZE	(IRAM_SIZE)
  
  #define CONFIG_SYS_INIT_SP_OFFSET \
  	(CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
  #define CONFIG_SYS_INIT_SP_ADDR \
  	(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET)
  
  #define CONFIG_SYS_DDR_CLKSEL	0
  #define CONFIG_SYS_CLKTL_CBCDR	0x59E35100
  #define CONFIG_SYS_MAIN_PWR_ON
  
  /*-----------------------------------------------------------------------
   * environment organization
   */
  
  /*
   * Environment starts at CONFIG_ENV_OFFSET=0xC0000 = 768k = 768 * 1024 = 786432
   *
   * Detect overlap between U-Boot image and environment area in build-time
   *
   * CONFIG_BOARD_SIZE_LIMIT = CONFIG_ENV_OFFSET - u-boot.imx offset
   * CONFIG_BOARD_SIZE_LIMIT = 768k - 1k = 767k = 785408
   *
   * Currently CONFIG_BOARD_SIZE_LIMIT does not handle expressions, so
   * write the direct value here
   */
  #define CONFIG_BOARD_SIZE_LIMIT		785408
  
  #endif
  