ARM: zynq: Enable option to overwrite default variables
[platform/kernel/u-boot.git] / include / configs / mx23evk.h
1 /*
2  * Freescale i.MX23 EVK board config
3  *
4  * Copyright (C) 2013 Otavio Salvador <otavio@ossystems.com.br>
5  * on behalf of O.S. Systems Software LTDA.
6  *
7  * SPDX-License-Identifier:     GPL-2.0+
8  */
9 #ifndef __CONFIGS_MX23EVK_H__
10 #define __CONFIGS_MX23EVK_H__
11
12 /* System configurations */
13 #define CONFIG_MX23                             /* i.MX23 SoC */
14 #define CONFIG_MACH_TYPE        MACH_TYPE_MX23EVK
15
16 /* U-Boot Commands */
17 #define CONFIG_SYS_NO_FLASH
18 #define CONFIG_DISPLAY_CPUINFO
19 #define CONFIG_DOS_PARTITION
20
21 #define CONFIG_CMD_CACHE
22 #define CONFIG_CMD_EXT2
23 #define CONFIG_CMD_FAT
24 #define CONFIG_CMD_MMC
25 #define CONFIG_CMD_USB
26 #define CONFIG_CMD_BOOTZ
27 #define CONFIG_VIDEO
28
29 /* Memory configuration */
30 #define CONFIG_NR_DRAM_BANKS            1               /* 1 bank of DRAM */
31 #define PHYS_SDRAM_1                    0x40000000      /* Base address */
32 #define PHYS_SDRAM_1_SIZE               0x08000000      /* Max 128 MB RAM */
33 #define CONFIG_SYS_SDRAM_BASE           PHYS_SDRAM_1
34
35 /* Environment */
36 #define CONFIG_ENV_OVERWRITE
37 #define CONFIG_ENV_IS_IN_MMC
38
39 /* Environment is in MMC */
40 #if defined(CONFIG_CMD_MMC) && defined(CONFIG_ENV_IS_IN_MMC)
41 #define CONFIG_ENV_OFFSET       (256 * 1024)
42 #define CONFIG_ENV_SIZE         (16 * 1024)
43 #define CONFIG_SYS_MMC_ENV_DEV  0
44 #endif
45
46 /* USB */
47 #ifdef  CONFIG_CMD_USB
48 #define CONFIG_EHCI_MXS_PORT0
49 #define CONFIG_USB_MAX_CONTROLLER_COUNT 1
50 #define CONFIG_USB_STORAGE
51 #endif
52
53 /* Framebuffer support */
54 #ifdef CONFIG_VIDEO
55 #define CONFIG_VIDEO_LOGO
56 #define CONFIG_SPLASH_SCREEN
57 #define CONFIG_CMD_BMP
58 #define CONFIG_BMP_16BPP
59 #define CONFIG_VIDEO_BMP_RLE8
60 #define CONFIG_VIDEO_BMP_GZIP
61 #define CONFIG_SYS_VIDEO_LOGO_MAX_SIZE  (512 << 10)
62 #endif
63
64 /* Boot Linux */
65 #define CONFIG_BOOTDELAY        1
66 #define CONFIG_BOOTFILE         "uImage"
67 #define CONFIG_LOADADDR         0x42000000
68 #define CONFIG_SYS_LOAD_ADDR    CONFIG_LOADADDR
69
70 /* Extra Environments */
71 #define CONFIG_EXTRA_ENV_SETTINGS \
72         "update_sd_firmware_filename=u-boot.sd\0" \
73         "update_sd_firmware="           /* Update the SD firmware partition */ \
74                 "if mmc rescan ; then " \
75                 "if tftp ${update_sd_firmware_filename} ; then " \
76                 "setexpr fw_sz ${filesize} / 0x200 ; "  /* SD block size */ \
77                 "setexpr fw_sz ${fw_sz} + 1 ; " \
78                 "mmc write ${loadaddr} 0x800 ${fw_sz} ; " \
79                 "fi ; " \
80                 "fi\0" \
81         "script=boot.scr\0"     \
82         "image=zImage\0" \
83         "console=ttyAMA0\0" \
84         "fdt_file=imx23-evk.dtb\0" \
85         "fdt_addr=0x41000000\0" \
86         "boot_fdt=try\0" \
87         "mmcdev=0\0" \
88         "mmcpart=2\0" \
89         "mmcroot=/dev/mmcblk0p3 rw rootwait\0" \
90         "mmcargs=setenv bootargs console=${console},${baudrate} " \
91                 "root=${mmcroot}\0" \
92         "loadbootscript="  \
93                 "fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${script};\0" \
94         "bootscript=echo Running bootscript from mmc ...; "     \
95                 "source\0" \
96         "loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${image}\0" \
97         "loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdt_addr} ${fdt_file}\0" \
98         "mmcboot=echo Booting from mmc ...; " \
99                 "run mmcargs; " \
100                 "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \
101                         "if run loadfdt; then " \
102                                 "bootz ${loadaddr} - ${fdt_addr}; " \
103                         "else " \
104                                 "if test ${boot_fdt} = try; then " \
105                                         "bootz; " \
106                                 "else " \
107                                         "echo WARN: Cannot load the DT; " \
108                                 "fi; " \
109                         "fi; " \
110                 "else " \
111                         "bootz; " \
112                 "fi;\0"
113
114 #define CONFIG_BOOTCOMMAND \
115         "mmc dev ${mmcdev}; if mmc rescan; then " \
116                 "if run loadbootscript; then " \
117                         "run bootscript; " \
118                 "else " \
119                         "if run loadimage; then " \
120                                 "run mmcboot; " \
121                         "else " \
122                                 "echo ERR: Fail to boot from MMC; " \
123                         "fi; " \
124                 "fi; " \
125         "else exit; fi"
126
127 /* The rest of the configuration is shared */
128 #include <configs/mxs.h>
129
130 #endif /* __CONFIGS_MX23EVK_H__ */