1 /* SPDX-License-Identifier: GPL-2.0+ */
3 * Copyright (C) 2007, Guennadi Liakhovetski <lg@denx.de>
5 * (C) Copyright 2009 Freescale Semiconductor, Inc.
7 * Configuration settings for the MX51EVK Board
13 /* High Level Configuration Options */
15 #define CONFIG_SYS_FSL_CLK
17 #include <asm/arch/imx-regs.h>
19 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
20 #define CONFIG_SETUP_MEMORY_TAGS
21 #define CONFIG_INITRD_TAG
22 #define CONFIG_REVISION_TAG
24 #define CONFIG_MACH_TYPE MACH_TYPE_MX51_BABBAGE
28 #define CONFIG_FSL_IIM
30 #define CONFIG_MXC_UART_BASE UART1_BASE
33 #define CONFIG_POWER_SPI
34 #define CONFIG_POWER_FSL
35 #define CONFIG_FSL_PMIC_BUS 0
36 #define CONFIG_FSL_PMIC_CS 0
37 #define CONFIG_FSL_PMIC_CLK 2500000
38 #define CONFIG_FSL_PMIC_MODE (SPI_MODE_0 | SPI_CS_HIGH)
39 #define CONFIG_FSL_PMIC_BITLEN 32
40 #define CONFIG_RTC_MC13XXX
45 #define CONFIG_SYS_FSL_ESDHC_ADDR MMC_SDHC1_BASE_ADDR
46 #define CONFIG_SYS_FSL_ESDHC_NUM 2
49 #define CONFIG_MXC_USB_PORT 1
50 #define CONFIG_MXC_USB_PORTSC PORT_PTS_ULPI
51 #define CONFIG_MXC_USB_FLAGS MXC_EHCI_POWER_PINS_ENABLED
53 /* Framebuffer and LCD */
54 #define CONFIG_VIDEO_LOGO
56 #define CONFIG_ETHPRIME "FEC0"
58 #define CONFIG_EXTRA_ENV_SETTINGS \
61 "fdt_file=imx51-babbage.dtb\0" \
62 "fdt_addr=0x91000000\0" \
67 "mmcroot=/dev/mmcblk0p2 rootwait rw\0" \
68 "mmcargs=setenv bootargs console=ttymxc0,${baudrate} " \
71 "fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${script};\0" \
72 "bootscript=echo Running bootscript from mmc ...; " \
74 "loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${image}\0" \
75 "loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdt_addr} ${fdt_file}\0" \
76 "mmcboot=echo Booting from mmc ...; " \
78 "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \
79 "if run loadfdt; then " \
80 "bootz ${loadaddr} - ${fdt_addr}; " \
82 "if test ${boot_fdt} = try; then " \
85 "echo WARN: Cannot load the DT; " \
91 "netargs=setenv bootargs console=ttymxc0,${baudrate} " \
93 "ip=dhcp nfsroot=${serverip}:${nfsroot},v3,tcp\0" \
94 "netboot=echo Booting from net ...; " \
96 "if test ${ip_dyn} = yes; then " \
97 "setenv get_cmd dhcp; " \
99 "setenv get_cmd tftp; " \
101 "${get_cmd} ${image}; " \
102 "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \
103 "if ${get_cmd} ${fdt_addr} ${fdt_file}; then " \
104 "bootz ${loadaddr} - ${fdt_addr}; " \
106 "if test ${boot_fdt} = try; then " \
109 "echo ERROR: Cannot load the DT; " \
117 #define CONFIG_BOOTCOMMAND \
118 "mmc dev ${mmcdev}; if mmc rescan; then " \
119 "if run loadbootscript; then " \
122 "if run loadimage; then " \
124 "else run netboot; " \
127 "else run netboot; fi"
129 #define CONFIG_ARP_TIMEOUT 200UL
132 * Miscellaneous configurable options
135 /*-----------------------------------------------------------------------
136 * Physical Memory Map
138 #define PHYS_SDRAM_1 CSD0_BASE_ADDR
139 #define PHYS_SDRAM_1_SIZE (512 * 1024 * 1024)
141 #define CONFIG_SYS_SDRAM_BASE (PHYS_SDRAM_1)
142 #define CONFIG_SYS_INIT_RAM_ADDR (IRAM_BASE_ADDR)
143 #define CONFIG_SYS_INIT_RAM_SIZE (IRAM_SIZE)
145 #define CONFIG_SYS_INIT_SP_OFFSET \
146 (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
147 #define CONFIG_SYS_INIT_SP_ADDR \
148 (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET)
150 #define CONFIG_SYS_DDR_CLKSEL 0
151 #define CONFIG_SYS_CLKTL_CBCDR 0x59E35100
152 #define CONFIG_SYS_MAIN_PWR_ON
154 /*-----------------------------------------------------------------------
155 * environment organization
159 * Environment starts at CONFIG_ENV_OFFSET=0xC0000 = 768k = 768 * 1024 = 786432
161 * Detect overlap between U-Boot image and environment area in build-time
163 * CONFIG_BOARD_SIZE_LIMIT = CONFIG_ENV_OFFSET - u-boot.imx offset
164 * CONFIG_BOARD_SIZE_LIMIT = 768k - 1k = 767k = 785408
166 * Currently CONFIG_BOARD_SIZE_LIMIT does not handle expressions, so
167 * write the direct value here
169 #define CONFIG_BOARD_SIZE_LIMIT 785408