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