1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /*
3  * (C) Copyright 2011 Freescale Semiconductor, Inc.
4  * Author: Fabio Estevam <fabio.estevam@freescale.com>
5  *
6  * Based on m28evk.h:
7  * Copyright (C) 2011 Marek Vasut <marek.vasut@gmail.com>
8  * on behalf of DENX Software Engineering GmbH
9  */
10 #ifndef __CONFIGS_MX28EVK_H__
11 #define __CONFIGS_MX28EVK_H__
12 
13 /* Memory configuration */
14 #define PHYS_SDRAM_1			0x40000000	/* Base address */
15 #define PHYS_SDRAM_1_SIZE		0x40000000	/* Max 1 GB RAM */
16 #define CONFIG_SYS_SDRAM_BASE		PHYS_SDRAM_1
17 
18 /* Environment */
19 
20 /* Environment is in MMC */
21 
22 /* Environment is in NAND */
23 #if defined(CONFIG_CMD_NAND) && defined(CONFIG_ENV_IS_IN_NAND)
24 #define CONFIG_ENV_RANGE		(512 * 1024)
25 #endif
26 
27 /* Environment is in SPI flash */
28 
29 /* UBI and NAND partitioning */
30 
31 /* RTC */
32 #ifdef	CONFIG_CMD_DATE
33 #define	CONFIG_RTC_MXS
34 #endif
35 
36 /* USB */
37 #ifdef	CONFIG_CMD_USB
38 #define CONFIG_EHCI_MXS_PORT1
39 #define CONFIG_USB_MAX_CONTROLLER_COUNT	1
40 #endif
41 
42 /* Framebuffer support */
43 #ifdef CONFIG_DM_VIDEO
44 #define CONFIG_VIDEO_LOGO
45 #define CONFIG_SYS_VIDEO_LOGO_MAX_SIZE	(512 << 10)
46 #endif
47 
48 /* Boot Linux */
49 #define CONFIG_BOOTFILE		"uImage"
50 
51 /* Extra Environment */
52 #define CONFIG_EXTRA_ENV_SETTINGS \
53 	"ubifs_file=filesystem.ubifs\0" \
54 	"update_nand_full_filename=u-boot.nand\0" \
55 	"update_nand_firmware_filename=u-boot.sb\0"	\
56 	"update_nand_firmware_maxsz=0x100000\0"	\
57 	"update_nand_stride=0x40\0"	/* MX28 datasheet ch. 12.12 */ \
58 	"update_nand_count=0x4\0"	/* MX28 datasheet ch. 12.12 */ \
59 	"update_nand_get_fcb_size="	/* Get size of FCB blocks */ \
60 		"nand device 0 ; " \
61 		"nand info ; " \
62 		"setexpr fcb_sz ${update_nand_stride} * ${update_nand_count};" \
63 		"setexpr update_nand_fcb ${fcb_sz} * ${nand_writesize}\0" \
64 	"update_nand_firmware_full=" /* Update FCB, DBBT and FW */ \
65 		"if tftp ${update_nand_full_filename} ; then " \
66 		"run update_nand_get_fcb_size ; " \
67 		"nand scrub -y 0x0 ${filesize} ; " \
68 		"nand write.raw ${loadaddr} 0x0 ${fcb_sz} ; " \
69 		"setexpr update_off ${loadaddr} + ${update_nand_fcb} ; " \
70 		"setexpr update_sz ${filesize} - ${update_nand_fcb} ; " \
71 		"nand write ${update_off} ${update_nand_fcb} ${update_sz} ; " \
72 		"fi\0" \
73 	"update_nand_firmware="		/* Update only firmware */ \
74 		"if tftp ${update_nand_firmware_filename} ; then " \
75 		"run update_nand_get_fcb_size ; " \
76 		"setexpr fcb_sz ${update_nand_fcb} * 2 ; " /* FCB + DBBT */ \
77 		"setexpr fw_sz ${update_nand_firmware_maxsz} * 2 ; " \
78 		"setexpr fw_off ${fcb_sz} + ${update_nand_firmware_maxsz};" \
79 		"nand erase ${fcb_sz} ${fw_sz} ; " \
80 		"nand write ${loadaddr} ${fcb_sz} ${filesize} ; " \
81 		"nand write ${loadaddr} ${fw_off} ${filesize} ; " \
82 		"fi\0" \
83 	"update_nand_kernel="		/* Update kernel */ \
84 		"mtdparts default; " \
85 		"nand erase.part kernel; " \
86 		"if test ${ip_dyn} = yes; then " \
87 			"setenv get_cmd dhcp; " \
88 		"else " \
89 			"setenv get_cmd tftp; " \
90 		"fi; " \
91 		"${get_cmd} ${image}; " \
92 		"nand write ${loadaddr} kernel ${filesize}\0" \
93 	"update_nand_fdt="		/* Update fdt */ \
94 		"mtdparts default; " \
95 		"nand erase.part fdt; " \
96 		"if test ${ip_dyn} = yes; then " \
97 			"setenv get_cmd dhcp; " \
98 		"else " \
99 			"setenv get_cmd tftp; " \
100 		"fi; " \
101 		"${get_cmd} ${fdt_file}; " \
102 		"nand write ${loadaddr} fdt ${filesize}\0" \
103 	"update_nand_filesystem="		/* Update filesystem */ \
104 		"mtdparts default; " \
105 		"nand erase.part filesystem; " \
106 		"if test ${ip_dyn} = yes; then " \
107 			"setenv get_cmd dhcp; " \
108 		"else " \
109 			"setenv get_cmd tftp; " \
110 		"fi; " \
111 		"${get_cmd} ${ubifs_file}; " \
112 		"ubi part filesystem; " \
113 		"ubi create filesystem; " \
114 		"ubi write ${loadaddr} filesystem ${filesize}\0" \
115 	"nandargs=setenv bootargs console=${console_mainline},${baudrate} " \
116 		"rootfstype=ubifs ubi.mtd=6 root=ubi0_0 ${mtdparts}\0" \
117 	"nandboot="		/* Boot from NAND */ \
118 		"mtdparts default; " \
119 		"run nandargs; " \
120 		"nand read ${loadaddr} kernel 0x00400000; " \
121 		"if test ${boot_fdt} = yes; then " \
122 			"nand read ${fdt_addr} fdt 0x00080000; " \
123 			"bootz ${loadaddr} - ${fdt_addr}; " \
124 		"else " \
125 			"if test ${boot_fdt} = no; then " \
126 				"bootz; " \
127 			"else " \
128 				"echo \"ERROR: Set boot_fdt to yes or no.\"; " \
129 			"fi; " \
130 		"fi\0" \
131 	"update_sd_firmware_filename=u-boot.sd\0" \
132 	"update_sd_firmware="		/* Update the SD firmware partition */ \
133 		"if mmc rescan ; then "	\
134 		"if tftp ${update_sd_firmware_filename} ; then " \
135 		"setexpr fw_sz ${filesize} / 0x200 ; "	/* SD block size */ \
136 		"setexpr fw_sz ${fw_sz} + 1 ; "	\
137 		"mmc write ${loadaddr} 0x800 ${fw_sz} ; " \
138 		"fi ; "	\
139 		"fi\0" \
140 	"script=boot.scr\0"	\
141 	"image=zImage\0" \
142 	"console_fsl=ttyAM0\0" \
143 	"console_mainline=ttyAMA0\0" \
144 	"fdt_file=imx28-evk.dtb\0" \
145 	"fdt_addr=0x41000000\0" \
146 	"boot_fdt=try\0" \
147 	"ip_dyn=yes\0" \
148 	"mmcdev=0\0" \
149 	"mmcpart=2\0" \
150 	"mmcroot=/dev/mmcblk0p3 rw rootwait\0" \
151 	"mmcargs=setenv bootargs console=${console_mainline},${baudrate} " \
152 		"root=${mmcroot}\0" \
153 	"loadbootscript="  \
154 		"fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${script};\0" \
155 	"bootscript=echo Running bootscript from mmc ...; "	\
156 		"source\0" \
157 	"loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${image}\0" \
158 	"loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdt_addr} ${fdt_file}\0" \
159 	"mmcboot=echo Booting from mmc ...; " \
160 		"run mmcargs; " \
161 		"if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \
162 			"if run loadfdt; then " \
163 				"bootz ${loadaddr} - ${fdt_addr}; " \
164 			"else " \
165 				"if test ${boot_fdt} = try; then " \
166 					"bootz; " \
167 				"else " \
168 					"echo WARN: Cannot load the DT; " \
169 				"fi; " \
170 			"fi; " \
171 		"else " \
172 			"bootz; " \
173 		"fi;\0" \
174 	"netargs=setenv bootargs console=${console_mainline},${baudrate} " \
175 		"root=/dev/nfs " \
176 		"ip=dhcp nfsroot=${serverip}:${nfsroot},v3,tcp\0" \
177 	"netboot=echo Booting from net ...; " \
178 		"run netargs; "	\
179 		"if test ${ip_dyn} = yes; then " \
180 			"setenv get_cmd dhcp; " \
181 		"else " \
182 			"setenv get_cmd tftp; " \
183 		"fi; " \
184 		"${get_cmd} ${image}; " \
185 		"if test ${boot_fdt} = yes; then " \
186 			"if ${get_cmd} ${fdt_addr} ${fdt_file}; then " \
187 				"bootz ${loadaddr} - ${fdt_addr}; " \
188 			"else " \
189 				"if test ${boot_fdt} = try; then " \
190 					"bootz; " \
191 				"else " \
192 					"echo WARN: Cannot load the DT; " \
193 				"fi;" \
194 			"fi; " \
195 		"else " \
196 			"bootz; " \
197 		"fi;\0"
198 
199 #define CONFIG_BOOTCOMMAND \
200 	"mmc dev ${mmcdev}; if mmc rescan; then " \
201 		"if run loadbootscript; then " \
202 			"run bootscript; " \
203 		"else " \
204 			"if run loadimage; then " \
205 				"run mmcboot; " \
206 			"else run netboot; " \
207 			"fi; " \
208 		"fi; " \
209 	"else run netboot; fi"
210 
211 /* The rest of the configuration is shared */
212 #include <configs/mxs.h>
213 
214 #endif /* __CONFIGS_MX28EVK_H__ */
215