1 /* SPDX-License-Identifier: GPL-2.0+ */
3 * Copyright (C) 2011 Ilya Yanok, Emcraft Systems
5 * Based on omap3_evm_config.h
12 * High Level Configuration Options
15 #define CONFIG_MACH_TYPE MACH_TYPE_MCX
17 #include <asm/arch/cpu.h> /* get chip and board defs */
18 #include <asm/arch/omap.h>
21 * Leave it at 0x80008000 to allow booting new u-boot.bin with X-loader
22 * and older u-boot.bin with the new U-Boot SPL.
26 #define V_OSCK 26000000 /* Clock output from T2 */
27 #define V_SCLK (V_OSCK >> 1)
29 #define CONFIG_MISC_INIT_R
31 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
32 #define CONFIG_SETUP_MEMORY_TAGS
33 #define CONFIG_INITRD_TAG
34 #define CONFIG_REVISION_TAG
37 * Size of malloc() pool
39 #define CONFIG_ENV_SIZE (128 << 10) /* 128 KiB sector */
40 #define CONFIG_SYS_MALLOC_LEN (1024 << 10)
44 #define CONFIG_SYS_CS0_SIZE (256 * 1024 * 1024)
51 * NS16550 Configuration
53 #define V_NS16550_CLK 48000000 /* 48MHz (APLL96/2) */
55 #define CONFIG_SYS_NS16550_SERIAL
56 #define CONFIG_SYS_NS16550_REG_SIZE (-4)
57 #define CONFIG_SYS_NS16550_CLK V_NS16550_CLK
60 * select serial console configuration
62 #define CONFIG_SYS_NS16550_COM3 OMAP34XX_UART3
63 #define CONFIG_SERIAL3 3 /* UART3 */
65 /* allow to overwrite serial and ethaddr */
66 #define CONFIG_ENV_OVERWRITE
67 #define CONFIG_SYS_BAUDRATE_TABLE {4800, 9600, 19200, 38400, 57600,\
71 #define CONFIG_OMAP_EHCI_PHY1_RESET_GPIO 57
73 /* commands to include */
75 #define CONFIG_SYS_I2C
78 #define CONFIG_RTC_DS1337
79 #define CONFIG_SYS_I2C_RTC_ADDR 0x68
84 #define CONFIG_SYS_NAND_BASE NAND_BASE /* physical address */
88 #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of */
90 #define CONFIG_JFFS2_NAND
91 /* nand device jffs2 lives on */
92 #define CONFIG_JFFS2_DEV "nand0"
93 /* start of jffs2 partition */
94 #define CONFIG_JFFS2_PART_OFFSET 0x680000
95 #define CONFIG_JFFS2_PART_SIZE 0xf980000 /* sz of jffs2 part */
97 /* Environment information */
99 #define CONFIG_BOOTFILE "uImage"
101 /* Setup MTD for NAND on the SOM */
103 #define CONFIG_HOSTNAME "mcx"
104 #define CONFIG_EXTRA_ENV_SETTINGS \
105 "adddbg=setenv bootargs ${bootargs} trace_buf_size=64M\0" \
106 "adddebug=setenv bootargs ${bootargs} earlyprintk=serial\0" \
107 "addeth=setenv bootargs ${bootargs} ethaddr=${ethaddr}\0" \
108 "addfb=setenv bootargs ${bootargs} vram=6M " \
109 "omapfb.vram=1:2M,2:2M,3:2M omapdss.def_disp=lcd\0" \
110 "addip_sta=setenv bootargs ${bootargs} " \
111 "ip=${ipaddr}:${serverip}:${gatewayip}:" \
112 "${netmask}:${hostname}:eth0:off\0" \
113 "addip_dyn=setenv bootargs ${bootargs} ip=dhcp\0" \
114 "addip=if test -n ${ipdyn};then run addip_dyn;" \
115 "else run addip_sta;fi\0" \
116 "addmisc=setenv bootargs ${bootargs} ${misc}\0" \
117 "addtty=setenv bootargs ${bootargs} " \
118 "console=${consoledev},${baudrate}\0" \
119 "addmtd=setenv bootargs ${bootargs} ${mtdparts}\0" \
120 "baudrate=115200\0" \
121 "consoledev=ttyO2\0" \
122 "hostname=" CONFIG_HOSTNAME "\0" \
123 "loadaddr=0x82000000\0" \
124 "load=tftp ${loadaddr} ${u-boot}\0" \
125 "load_k=tftp ${loadaddr} ${bootfile}\0" \
126 "loaduimage=fatload mmc 0 ${loadaddr} uImage\0" \
127 "loadmlo=tftp ${loadaddr} ${mlo}\0" \
128 "mlo=" CONFIG_HOSTNAME "/MLO\0" \
129 "mmcargs=root=/dev/mmcblk0p2 rw " \
130 "rootfstype=ext3 rootwait\0" \
131 "mmcboot=echo Booting from mmc ...; " \
133 "run addip addtty addmtd addfb addeth addmisc;" \
135 "bootm ${loadaddr}\0" \
136 "net_nfs=run load_k; " \
138 "run addip addtty addmtd addfb addeth addmisc;" \
139 "bootm ${loadaddr}\0" \
140 "nfsargs=setenv bootargs root=/dev/nfs rw " \
141 "nfsroot=${serverip}:${rootpath}\0" \
142 "u-boot=" CONFIG_HOSTNAME "/u-boot.img\0" \
143 "uboot_addr=0x80000\0" \
144 "update=nandecc sw;nand erase ${uboot_addr} 100000;" \
145 "nand write ${loadaddr} ${uboot_addr} 80000\0" \
146 "updatemlo=nandecc hw;nand erase 0 20000;" \
147 "nand write ${loadaddr} 0 20000\0" \
148 "upd=if run load;then echo Updating u-boot;if run update;" \
149 "then echo U-Boot updated;" \
150 "else echo Error updating u-boot !;" \
151 "echo Board without bootloader !!;" \
153 "else echo U-Boot not downloaded..exiting;fi\0" \
154 "loadbootscript=fatload mmc 0 ${loadaddr} boot.scr\0" \
155 "bootscript=echo Running bootscript from mmc ...; " \
156 "source ${loadaddr}\0" \
157 "nandargs=setenv bootargs ubi.mtd=7 " \
158 "root=ubi0:rootfs rootfstype=ubifs\0" \
159 "nandboot=echo Booting from nand ...; " \
161 "ubi part nand0,4;" \
162 "ubi readvol ${loadaddr} kernel;" \
163 "run addtty addmtd addfb addeth addmisc;" \
164 "bootm ${loadaddr}\0" \
165 "preboot=ubi part nand0,7;" \
166 "ubi readvol ${loadaddr} splash;" \
167 "bmp display ${loadaddr};" \
169 "swupdate_args=setenv bootargs root=/dev/ram " \
170 "quiet loglevel=1 " \
171 "consoleblank=0 ${swupdate_misc}\0" \
172 "swupdate=echo Running Sw-Update...;" \
173 "if printenv mtdparts;then echo Starting SwUpdate...; " \
174 "else mtdparts default;fi; " \
175 "ubi part nand0,5;" \
176 "ubi readvol 0x82000000 kernel_recovery;" \
177 "ubi part nand0,6;" \
178 "ubi readvol 0x84000000 fs_recovery;" \
179 "run swupdate_args; " \
180 "setenv bootargs ${bootargs} " \
182 "vram=6M omapfb.vram=1:2M,2:2M,3:2M " \
183 "omapdss.def_disp=lcd;" \
184 "bootm 0x82000000 0x84000000\0" \
185 "bootcmd=mmc rescan;if fatload mmc 0 82000000 loadbootscr.scr;" \
186 "then source 82000000;else run nandboot;fi\0"
189 * Miscellaneous configurable options
191 #define CONFIG_SYS_CBSIZE 1024/* Console I/O Buffer Size */
192 /* Boot Argument Buffer Size */
193 #define CONFIG_SYS_BARGSIZE (CONFIG_SYS_CBSIZE)
194 /* memtest works on */
195 #define CONFIG_SYS_MEMTEST_START (OMAP34XX_SDRC_CS0)
196 #define CONFIG_SYS_MEMTEST_END (OMAP34XX_SDRC_CS0 + \
197 0x01F00000) /* 31MB */
199 #define CONFIG_SYS_LOAD_ADDR (OMAP34XX_SDRC_CS0) /* default load */
201 #define CONFIG_PREBOOT
204 * AM3517 has 12 GP timers, they can be driven by the system clock
205 * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK).
206 * This rate is divided by a local divisor.
208 #define CONFIG_SYS_TIMERBASE OMAP34XX_GPT2
209 #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */
212 * Physical Memory Map
214 #define PHYS_SDRAM_1 OMAP34XX_SDRC_CS0
215 #define PHYS_SDRAM_2 OMAP34XX_SDRC_CS1
218 * FLASH and environment organization
221 /* **** PISMO SUPPORT *** */
223 /* Redundant Environment */
224 #define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */
225 #define CONFIG_ENV_OFFSET 0x180000
226 #define CONFIG_ENV_ADDR 0x180000
227 #define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET + \
228 2 * CONFIG_SYS_ENV_SECT_SIZE)
229 #define CONFIG_ENV_SIZE_REDUND CONFIG_ENV_SIZE
231 /* Flash banks JFFS2 should use */
232 #define CONFIG_SYS_MAX_MTD_BANKS (CONFIG_SYS_MAX_FLASH_BANKS + \
233 CONFIG_SYS_MAX_NAND_DEVICE)
234 #define CONFIG_SYS_JFFS2_MEM_NAND
235 /* use flash_info[2] */
236 #define CONFIG_SYS_JFFS2_FIRST_BANK CONFIG_SYS_MAX_FLASH_BANKS
237 #define CONFIG_SYS_JFFS2_NUM_BANKS 1
239 #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
240 #define CONFIG_SYS_INIT_RAM_ADDR 0x4020f800
241 #define CONFIG_SYS_INIT_RAM_SIZE 0x800
242 #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \
243 CONFIG_SYS_INIT_RAM_SIZE - \
244 GENERATED_GBL_DATA_SIZE)
246 /* Defines for SPL */
248 #define CONFIG_SPL_NAND_BASE
249 #define CONFIG_SPL_NAND_DRIVERS
250 #define CONFIG_SPL_NAND_ECC
252 #define CONFIG_SPL_TEXT_BASE 0x40200000 /*CONFIG_SYS_SRAM_START*/
253 #define CONFIG_SPL_MAX_SIZE (54 * 1024) /* 8 KB for stack */
254 #define CONFIG_SPL_STACK LOW_LEVEL_SRAM_STACK
256 /* move malloc and bss high to prevent clashing with the main image */
257 #define CONFIG_SYS_SPL_MALLOC_START 0x8f000000
258 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x80000
259 #define CONFIG_SPL_BSS_START_ADDR 0x8f080000 /* end of RAM */
260 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000
262 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1
263 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img"
265 /* NAND boot config */
266 #define CONFIG_SYS_NAND_PAGE_COUNT 64
267 #define CONFIG_SYS_NAND_PAGE_SIZE 2048
268 #define CONFIG_SYS_NAND_OOBSIZE 64
269 #define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024)
270 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
271 #define CONFIG_SYS_NAND_BAD_BLOCK_POS 0
272 #define CONFIG_SYS_NAND_ECCPOS {40, 41, 42, 43, 44, 45, 46, 47,\
273 48, 49, 50, 51, 52, 53, 54, 55,\
274 56, 57, 58, 59, 60, 61, 62, 63}
275 #define CONFIG_SYS_NAND_ECCSIZE 256
276 #define CONFIG_SYS_NAND_ECCBYTES 3
277 #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_HAM1_CODE_SW
278 #define CONFIG_SPL_NAND_SOFTECC
280 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE
282 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000
288 #if defined(CONFIG_CMD_NET)
289 #define CONFIG_DRIVER_TI_EMAC_USE_RMII
290 #define CONFIG_BOOTP_DNS2
291 #define CONFIG_BOOTP_SEND_HOSTNAME
292 #define CONFIG_NET_RETRY_COUNT 10
295 #define CONFIG_SPLASH_SCREEN
296 #define CONFIG_VIDEO_BMP_RLE8
297 #define CONFIG_VIDEO_OMAP3
299 #endif /* __CONFIG_H */