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1 | /* | |
2 | * am3517_evm.h - Default configuration for AM3517 EVM board. | |
3 | * | |
4 | * Author: Vaibhav Hiremath <hvaibhav@ti.com> | |
5 | * | |
6 | * Based on omap3_evm_config.h | |
7 | * | |
8 | * Copyright (C) 2010 Texas Instruments Incorporated | |
9 | * | |
10 | * SPDX-License-Identifier: GPL-2.0+ | |
11 | */ | |
12 | ||
13 | #ifndef __CONFIG_H | |
14 | #define __CONFIG_H | |
15 | ||
16 | /* High Level Configuration Options */ | |
17 | ||
18 | #define CONFIG_OMAP | |
19 | #define CONFIG_OMAP_COMMON | |
20 | ||
21 | #define CONFIG_SYS_NO_FLASH | |
22 | ||
23 | #define CONFIG_NR_DRAM_BANKS 2 /* CS1 may or may not be populated */ | |
24 | ||
25 | /* Common ARM Erratas */ | |
26 | #define CONFIG_ARM_ERRATA_454179 | |
27 | #define CONFIG_ARM_ERRATA_430973 | |
28 | #define CONFIG_ARM_ERRATA_621766 | |
29 | ||
30 | #define CONFIG_EMIF4 /* The chip has EMIF4 controller */ | |
31 | ||
32 | /* | |
33 | * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM | |
34 | * 64 bytes before this address should be set aside for u-boot.img's | |
35 | * header. That is 0x800FFFC0--0x80100000 should not be used for any | |
36 | * other needs. | |
37 | */ | |
38 | #define CONFIG_SYS_TEXT_BASE 0x80100000 | |
39 | #define CONFIG_SYS_SPL_MALLOC_START 0x80208000 | |
40 | #define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000 | |
41 | ||
42 | #include <asm/arch/cpu.h> /* get chip and board defs */ | |
43 | #include <asm/arch/omap.h> | |
44 | ||
45 | /* Display CPU and Board information */ | |
46 | #define CONFIG_DISPLAY_CPUINFO | |
47 | #define CONFIG_DISPLAY_BOARDINFO | |
48 | #define CONFIG_MISC_INIT_R | |
49 | #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */ | |
50 | #define CONFIG_SETUP_MEMORY_TAGS | |
51 | #define CONFIG_INITRD_TAG | |
52 | #define CONFIG_REVISION_TAG | |
53 | ||
54 | /* Clock Defines */ | |
55 | #define V_OSCK 26000000 /* Clock output from T2 */ | |
56 | #define V_SCLK (V_OSCK >> 1) | |
57 | ||
58 | /* Size of malloc() pool */ | |
59 | #define CONFIG_SYS_MALLOC_LEN (16 << 20) | |
60 | ||
61 | /* Hardware drivers */ | |
62 | ||
63 | /* OMAP GPIO configuration */ | |
64 | #define CONFIG_OMAP_GPIO | |
65 | ||
66 | /* NS16550 Configuration */ | |
67 | #define V_NS16550_CLK 48000000 /* 48MHz (APLL96/2) */ | |
68 | #define CONFIG_SYS_NS16550_SERIAL | |
69 | #define CONFIG_SYS_NS16550_REG_SIZE (-4) | |
70 | #define CONFIG_SYS_NS16550_CLK V_NS16550_CLK | |
71 | ||
72 | /* select serial console configuration */ | |
73 | #define CONFIG_CONS_INDEX 3 | |
74 | #define CONFIG_SYS_NS16550_COM3 OMAP34XX_UART3 | |
75 | #define CONFIG_SERIAL3 3 /* UART3 on AM3517 EVM */ | |
76 | ||
77 | /* allow to overwrite serial and ethaddr */ | |
78 | #define CONFIG_ENV_OVERWRITE | |
79 | #define CONFIG_BAUDRATE 115200 | |
80 | #define CONFIG_SYS_BAUDRATE_TABLE {4800, 9600, 19200, 38400, 57600,\ | |
81 | 115200} | |
82 | ||
83 | /* SD/MMC */ | |
84 | #define CONFIG_MMC | |
85 | #define CONFIG_GENERIC_MMC | |
86 | #define CONFIG_OMAP_HSMMC | |
87 | #define CONFIG_DOS_PARTITION | |
88 | ||
89 | /* | |
90 | * USB configuration | |
91 | * Enable CONFIG_USB_MUSB_HOST for Host functionalities MSC, keyboard | |
92 | * Enable CONFIG_USB_MUSB_GADGET for Device functionalities. | |
93 | */ | |
94 | #define CONFIG_USB_MUSB_AM35X | |
95 | #define CONFIG_USB_MUSB_PIO_ONLY | |
96 | ||
97 | #ifdef CONFIG_USB_MUSB_AM35X | |
98 | ||
99 | #ifdef CONFIG_USB_MUSB_HOST | |
100 | ||
101 | #define CONGIG_CMD_STORAGE | |
102 | ||
103 | #ifdef CONFIG_USB_KEYBOARD | |
104 | #define CONFIG_SYS_USB_EVENT_POLL | |
105 | #define CONFIG_PREBOOT "usb start" | |
106 | #endif /* CONFIG_USB_KEYBOARD */ | |
107 | ||
108 | #endif /* CONFIG_USB_MUSB_HOST */ | |
109 | ||
110 | #ifdef CONFIG_USB_MUSB_GADGET | |
111 | #define CONFIG_USB_ETHER | |
112 | #define CONFIG_USB_ETH_RNDIS | |
113 | #endif /* CONFIG_USB_MUSB_GADGET */ | |
114 | ||
115 | #endif /* CONFIG_USB_MUSB_AM35X */ | |
116 | ||
117 | /* commands to include */ | |
118 | #define CONFIG_CMD_NAND | |
119 | #define CONFIG_CMD_PART | |
120 | #define CONFIG_CMD_MTDPARTS | |
121 | ||
122 | /* I2C */ | |
123 | #define CONFIG_SYS_I2C | |
124 | #define CONFIG_SYS_OMAP24_I2C_SPEED 100000 | |
125 | #define CONFIG_SYS_OMAP24_I2C_SLAVE 1 | |
126 | #define CONFIG_SYS_I2C_OMAP34XX | |
127 | ||
128 | /* Ethernet */ | |
129 | #define CONFIG_DRIVER_TI_EMAC | |
130 | #define CONFIG_DRIVER_TI_EMAC_USE_RMII | |
131 | #define CONFIG_MII | |
132 | #define CONFIG_BOOTP_DEFAULT | |
133 | #define CONFIG_BOOTP_DNS | |
134 | #define CONFIG_BOOTP_DNS2 | |
135 | #define CONFIG_BOOTP_SEND_HOSTNAME | |
136 | #define CONFIG_NET_RETRY_COUNT 10 | |
137 | ||
138 | /* Board NAND Info. */ | |
139 | #ifdef CONFIG_NAND | |
140 | #define CONFIG_NAND_OMAP_GPMC | |
141 | #define CONFIG_NAND_OMAP_GPMC_PREFETCH | |
142 | #define CONFIG_BCH | |
143 | #define CONFIG_CMD_UBIFS /* Read-only UBI volume operations */ | |
144 | #define CONFIG_RBTREE /* required by CONFIG_CMD_UBI */ | |
145 | #define CONFIG_LZO /* required by CONFIG_CMD_UBIFS */ | |
146 | #define CONFIG_SYS_NAND_ADDR NAND_BASE /* physical address */ | |
147 | /* to access nand */ | |
148 | #define CONFIG_SYS_NAND_BASE NAND_BASE /* physical address */ | |
149 | /* to access */ | |
150 | /* nand at CS0 */ | |
151 | #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of */ | |
152 | /* NAND devices */ | |
153 | #define CONFIG_SYS_NAND_BUSWIDTH_16BIT | |
154 | #define CONFIG_SYS_NAND_5_ADDR_CYCLE | |
155 | #define CONFIG_SYS_NAND_PAGE_COUNT 64 | |
156 | #define CONFIG_SYS_NAND_PAGE_SIZE 2048 | |
157 | #define CONFIG_SYS_NAND_OOBSIZE 64 | |
158 | #define CONFIG_SYS_NAND_BLOCK_SIZE (128 * 1024) | |
159 | #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS | |
160 | #define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, 10, \ | |
161 | 11, 12, 13, 14, 16, 17, 18, 19, 20, \ | |
162 | 21, 22, 23, 24, 25, 26, 27, 28, 30, \ | |
163 | 31, 32, 33, 34, 35, 36, 37, 38, 39, \ | |
164 | 40, 41, 42, 44, 45, 46, 47, 48, 49, \ | |
165 | 50, 51, 52, 53, 54, 55, 56 } | |
166 | ||
167 | #define CONFIG_SYS_NAND_ECCSIZE 512 | |
168 | #define CONFIG_SYS_NAND_ECCBYTES 13 | |
169 | #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW_DETECTION_SW | |
170 | #define CONFIG_SYS_NAND_MAX_OOBFREE 2 | |
171 | #define CONFIG_SYS_NAND_MAX_ECCPOS 56 | |
172 | #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE | |
173 | #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000 | |
174 | #define CONFIG_MTD_PARTITIONS /* required for UBI partition support */ | |
175 | #define CONFIG_MTD_DEVICE /* needed for mtdparts commands */ | |
176 | /* NAND block size is 128 KiB. Synchronize these values with | |
177 | * corresponding Device Tree entries in Linux: | |
178 | * MLO(SPL) 4 * NAND_BLOCK_SIZE = 512 KiB @ 0x000000 | |
179 | * U-Boot 15 * NAND_BLOCK_SIZE = 1920 KiB @ 0x080000 | |
180 | * U-Boot environment 2 * NAND_BLOCK_SIZE = 256 KiB @ 0x260000 | |
181 | * Kernel 64 * NAND_BLOCK_SIZE = 8 MiB @ 0x2A0000 | |
182 | * DTB 4 * NAND_BLOCK_SIZE = 512 KiB @ 0xAA0000 | |
183 | * RootFS Remaining Flash Space @ 0xB20000 | |
184 | */ | |
185 | #define MTDIDS_DEFAULT "nand0=omap2-nand.0" | |
186 | #define MTDPARTS_DEFAULT "mtdparts=omap2-nand.0:" \ | |
187 | "512k(MLO)," \ | |
188 | "1920k(u-boot)," \ | |
189 | "256k(u-boot-env)," \ | |
190 | "8m(kernel)," \ | |
191 | "512k(dtb)," \ | |
192 | "-(rootfs)" | |
193 | #else | |
194 | #define MTDIDS_DEFAULT | |
195 | #define MTDPARTS_DEFAULT | |
196 | #endif /* CONFIG_NAND */ | |
197 | ||
198 | /* Environment information */ | |
199 | ||
200 | #define CONFIG_BOOTFILE "uImage" | |
201 | ||
202 | #define CONFIG_EXTRA_ENV_SETTINGS \ | |
203 | "loadaddr=0x82000000\0" \ | |
204 | "console=ttyO2,115200n8\0" \ | |
205 | "fdtfile=am3517-evm.dtb\0" \ | |
206 | "fdtaddr=0x82C00000\0" \ | |
207 | "vram=16M\0" \ | |
208 | "bootenv=uEnv.txt\0" \ | |
209 | "cmdline=\0" \ | |
210 | "optargs=\0" \ | |
211 | "mtdids=" MTDIDS_DEFAULT "\0" \ | |
212 | "mtdparts=" MTDPARTS_DEFAULT "\0" \ | |
213 | "mmcdev=0\0" \ | |
214 | "mmcpart=1\0" \ | |
215 | "mmcroot=/dev/mmcblk0p2 rw\0" \ | |
216 | "mmcrootfstype=ext4 rootwait fixrtc\0" \ | |
217 | "mmcargs=setenv bootargs console=${console} " \ | |
218 | "${mtdparts} " \ | |
219 | "${optargs} " \ | |
220 | "root=${mmcroot} " \ | |
221 | "rootfstype=${mmcrootfstype} " \ | |
222 | "${cmdline}\0" \ | |
223 | "nandargs=setenv bootargs console=${console} " \ | |
224 | "${mtdparts} " \ | |
225 | "${optargs} " \ | |
226 | "root=ubi0:rootfs rw ubi.mtd=rootfs " \ | |
227 | "rootfstype=ubifs rootwait " \ | |
228 | "${cmdline}\0" \ | |
229 | "loadbootenv=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${bootenv}\0"\ | |
230 | "importbootenv=echo Importing environment from mmc ...; " \ | |
231 | "env import -t ${loadaddr} ${filesize}\0" \ | |
232 | "bootscript=echo Running bootscript from mmc ...; " \ | |
233 | "source ${loadaddr}\0" \ | |
234 | "loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${bootfile}\0" \ | |
235 | "loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdtaddr} ${fdtfile}\0" \ | |
236 | "mmcboot=echo Booting from mmc ...; " \ | |
237 | "run mmcargs; " \ | |
238 | "bootz ${loadaddr} - ${fdtaddr}\0" \ | |
239 | "nandboot=echo Booting from nand ...; " \ | |
240 | "run nandargs; " \ | |
241 | "nand read ${loadaddr} 2a0000 800000; " \ | |
242 | "nand read ${fdtaddr} aa0000 80000; " \ | |
243 | "bootm ${loadaddr} - ${fdtaddr}\0" \ | |
244 | ||
245 | #define CONFIG_BOOTCOMMAND \ | |
246 | "mmc dev ${mmcdev}; if mmc rescan; then " \ | |
247 | "echo SD/MMC found on device $mmcdev; " \ | |
248 | "if run loadbootenv; then " \ | |
249 | "run importbootenv; " \ | |
250 | "fi; " \ | |
251 | "echo Checking if uenvcmd is set ...; " \ | |
252 | "if test -n $uenvcmd; then " \ | |
253 | "echo Running uenvcmd ...; " \ | |
254 | "run uenvcmd; " \ | |
255 | "fi; " \ | |
256 | "echo Running default loadimage ...; " \ | |
257 | "setenv bootfile zImage; " \ | |
258 | "if run loadimage; then " \ | |
259 | "run loadfdt; " \ | |
260 | "run mmcboot; " \ | |
261 | "fi; " \ | |
262 | "else run nandboot; fi" | |
263 | ||
264 | /* Miscellaneous configurable options */ | |
265 | #define CONFIG_AUTO_COMPLETE | |
266 | #define CONFIG_CMDLINE_EDITING | |
267 | #define CONFIG_SYS_LONGHELP | |
268 | #define CONFIG_PARTITION_UUIDS | |
269 | ||
270 | /* We set the max number of command args high to avoid HUSH bugs. */ | |
271 | #define CONFIG_SYS_MAXARGS 64 | |
272 | ||
273 | /* Console I/O Buffer Size */ | |
274 | #define CONFIG_SYS_CBSIZE 512 | |
275 | /* Print Buffer Size */ | |
276 | #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE \ | |
277 | + sizeof(CONFIG_SYS_PROMPT) + 16) | |
278 | /* Boot Argument Buffer Size */ | |
279 | #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE | |
280 | ||
281 | /* memtest works on */ | |
282 | #define CONFIG_SYS_MEMTEST_START (OMAP34XX_SDRC_CS0) | |
283 | #define CONFIG_SYS_MEMTEST_END (OMAP34XX_SDRC_CS0 + \ | |
284 | 0x01F00000) /* 31MB */ | |
285 | ||
286 | #define CONFIG_SYS_LOAD_ADDR (OMAP34XX_SDRC_CS0) /* default load */ | |
287 | /* address */ | |
288 | ||
289 | /* | |
290 | * AM3517 has 12 GP timers, they can be driven by the system clock | |
291 | * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK). | |
292 | * This rate is divided by a local divisor. | |
293 | */ | |
294 | #define CONFIG_SYS_TIMERBASE OMAP34XX_GPT2 | |
295 | #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */ | |
296 | ||
297 | /* Physical Memory Map */ | |
298 | #define PHYS_SDRAM_1 OMAP34XX_SDRC_CS0 | |
299 | #define PHYS_SDRAM_2 OMAP34XX_SDRC_CS1 | |
300 | #define CONFIG_SYS_CS0_SIZE (256 * 1024 * 1024) | |
301 | #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1 | |
302 | #define CONFIG_SYS_INIT_RAM_ADDR 0x4020f800 | |
303 | #define CONFIG_SYS_INIT_RAM_SIZE 0x800 | |
304 | #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \ | |
305 | CONFIG_SYS_INIT_RAM_SIZE - \ | |
306 | GENERATED_GBL_DATA_SIZE) | |
307 | ||
308 | /* FLASH and environment organization */ | |
309 | ||
310 | /* **** PISMO SUPPORT *** */ | |
311 | #define CONFIG_SYS_MAX_FLASH_SECT 520 /* max number of sectors */ | |
312 | /* on one chip */ | |
313 | #define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of flash banks */ | |
314 | #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 2 sectors */ | |
315 | ||
316 | #if defined(CONFIG_NAND) | |
317 | #define CONFIG_SYS_FLASH_BASE NAND_BASE | |
318 | #endif | |
319 | ||
320 | /* Monitor at start of flash */ | |
321 | #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE | |
322 | ||
323 | #define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */ | |
324 | #define CONFIG_ENV_SIZE CONFIG_SYS_ENV_SECT_SIZE | |
325 | #define SMNAND_ENV_OFFSET 0x260000 /* environment starts here */ | |
326 | #define CONFIG_ENV_OFFSET SMNAND_ENV_OFFSET | |
327 | #define CONFIG_ENV_ADDR SMNAND_ENV_OFFSET | |
328 | #define CONFIG_ENV_IS_IN_NAND | |
329 | ||
330 | /* Defines for SPL */ | |
331 | #define CONFIG_SPL_FRAMEWORK | |
332 | #define CONFIG_SPL_BOARD_INIT | |
333 | #define CONFIG_SPL_NAND_SIMPLE | |
334 | #define CONFIG_SPL_TEXT_BASE 0x40200000 | |
335 | #define CONFIG_SPL_MAX_SIZE (SRAM_SCRATCH_SPACE_ADDR - \ | |
336 | CONFIG_SPL_TEXT_BASE) | |
337 | ||
338 | #define CONFIG_SPL_BSS_START_ADDR 0x80000000 | |
339 | #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */ | |
340 | ||
341 | #define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR 0x300 /* address 0x60000 */ | |
342 | #define CONFIG_SYS_U_BOOT_MAX_SIZE_SECTORS 0x200 /* 256 KB */ | |
343 | #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1 | |
344 | #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img" | |
345 | ||
346 | #define CONFIG_SPL_NAND_BASE | |
347 | #define CONFIG_SPL_NAND_DRIVERS | |
348 | #define CONFIG_SPL_NAND_ECC | |
349 | #define CONFIG_SPL_LDSCRIPT "$(CPUDIR)/omap-common/u-boot-spl.lds" | |
350 | ||
351 | #endif /* __CONFIG_H */ |