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1 | /* | |
2 | * am335x_evm.h | |
3 | * | |
4 | * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/ | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or | |
7 | * modify it under the terms of the GNU General Public License as | |
8 | * published by the Free Software Foundation version 2. | |
9 | * | |
10 | * This program is distributed "as is" WITHOUT ANY WARRANTY of any | |
11 | * kind, whether express or implied; without even the implied warranty | |
12 | * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13 | * GNU General Public License for more details. | |
14 | */ | |
15 | ||
16 | #ifndef __CONFIG_AM335X_EVM_H | |
17 | #define __CONFIG_AM335X_EVM_H | |
18 | ||
19 | #include <configs/ti_am335x_common.h> | |
20 | #include <linux/sizes.h> | |
21 | ||
22 | #ifndef CONFIG_SPL_BUILD | |
23 | # define CONFIG_TIMESTAMP | |
24 | #endif | |
25 | ||
26 | #define CONFIG_SYS_BOOTM_LEN SZ_16M | |
27 | ||
28 | #define CONFIG_MACH_TYPE MACH_TYPE_AM335XEVM | |
29 | ||
30 | /* Clock Defines */ | |
31 | #define V_OSCK 24000000 /* Clock output from T2 */ | |
32 | #define V_SCLK (V_OSCK) | |
33 | ||
34 | /* Custom script for NOR */ | |
35 | #define CONFIG_SYS_LDSCRIPT "board/ti/am335x/u-boot.lds" | |
36 | ||
37 | /* Always 128 KiB env size */ | |
38 | #define CONFIG_ENV_SIZE SZ_128K | |
39 | ||
40 | #ifdef CONFIG_NAND | |
41 | #define NANDARGS \ | |
42 | "mtdids=" CONFIG_MTDIDS_DEFAULT "\0" \ | |
43 | "mtdparts=" CONFIG_MTDPARTS_DEFAULT "\0" \ | |
44 | "nandargs=setenv bootargs console=${console} " \ | |
45 | "${optargs} " \ | |
46 | "root=${nandroot} " \ | |
47 | "rootfstype=${nandrootfstype}\0" \ | |
48 | "nandroot=ubi0:rootfs rw ubi.mtd=NAND.file-system,2048\0" \ | |
49 | "nandrootfstype=ubifs rootwait=1\0" \ | |
50 | "nandboot=echo Booting from nand ...; " \ | |
51 | "run nandargs; " \ | |
52 | "nand read ${fdtaddr} NAND.u-boot-spl-os; " \ | |
53 | "nand read ${loadaddr} NAND.kernel; " \ | |
54 | "bootz ${loadaddr} - ${fdtaddr}\0" | |
55 | #else | |
56 | #define NANDARGS "" | |
57 | #endif | |
58 | ||
59 | #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG | |
60 | ||
61 | #define BOOTENV_DEV_LEGACY_MMC(devtypeu, devtypel, instance) \ | |
62 | "bootcmd_" #devtypel #instance "=" \ | |
63 | "setenv mmcdev " #instance"; "\ | |
64 | "setenv bootpart " #instance":2 ; "\ | |
65 | "run mmcboot\0" | |
66 | ||
67 | #define BOOTENV_DEV_NAME_LEGACY_MMC(devtypeu, devtypel, instance) \ | |
68 | #devtypel #instance " " | |
69 | ||
70 | #define BOOTENV_DEV_NAND(devtypeu, devtypel, instance) \ | |
71 | "bootcmd_" #devtypel "=" \ | |
72 | "run nandboot\0" | |
73 | ||
74 | #define BOOTENV_DEV_NAME_NAND(devtypeu, devtypel, instance) \ | |
75 | #devtypel #instance " " | |
76 | ||
77 | #define BOOT_TARGET_DEVICES(func) \ | |
78 | func(MMC, mmc, 0) \ | |
79 | func(LEGACY_MMC, legacy_mmc, 0) \ | |
80 | func(MMC, mmc, 1) \ | |
81 | func(LEGACY_MMC, legacy_mmc, 1) \ | |
82 | func(NAND, nand, 0) \ | |
83 | func(PXE, pxe, na) \ | |
84 | func(DHCP, dhcp, na) | |
85 | ||
86 | #include <config_distro_bootcmd.h> | |
87 | ||
88 | #ifndef CONFIG_SPL_BUILD | |
89 | #include <environment/ti/dfu.h> | |
90 | #include <environment/ti/mmc.h> | |
91 | ||
92 | #define CONFIG_EXTRA_ENV_SETTINGS \ | |
93 | DEFAULT_LINUX_BOOT_ENV \ | |
94 | DEFAULT_MMC_TI_ARGS \ | |
95 | DEFAULT_FIT_TI_ARGS \ | |
96 | "bootpart=0:2\0" \ | |
97 | "bootdir=/boot\0" \ | |
98 | "bootfile=zImage\0" \ | |
99 | "fdtfile=undefined\0" \ | |
100 | "console=ttyO0,115200n8\0" \ | |
101 | "partitions=" \ | |
102 | "uuid_disk=${uuid_gpt_disk};" \ | |
103 | "name=bootloader,start=384K,size=1792K," \ | |
104 | "uuid=${uuid_gpt_bootloader};" \ | |
105 | "name=rootfs,start=2688K,size=-,uuid=${uuid_gpt_rootfs}\0" \ | |
106 | "optargs=\0" \ | |
107 | "ramroot=/dev/ram0 rw\0" \ | |
108 | "ramrootfstype=ext2\0" \ | |
109 | "spiroot=/dev/mtdblock4 rw\0" \ | |
110 | "spirootfstype=jffs2\0" \ | |
111 | "spisrcaddr=0xe0000\0" \ | |
112 | "spiimgsize=0x362000\0" \ | |
113 | "spibusno=0\0" \ | |
114 | "spiargs=setenv bootargs console=${console} " \ | |
115 | "${optargs} " \ | |
116 | "root=${spiroot} " \ | |
117 | "rootfstype=${spirootfstype}\0" \ | |
118 | "ramargs=setenv bootargs console=${console} " \ | |
119 | "${optargs} " \ | |
120 | "root=${ramroot} " \ | |
121 | "rootfstype=${ramrootfstype}\0" \ | |
122 | "loadramdisk=load mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \ | |
123 | "spiboot=echo Booting from spi ...; " \ | |
124 | "run spiargs; " \ | |
125 | "sf probe ${spibusno}:0; " \ | |
126 | "sf read ${loadaddr} ${spisrcaddr} ${spiimgsize}; " \ | |
127 | "bootz ${loadaddr}\0" \ | |
128 | "ramboot=echo Booting from ramdisk ...; " \ | |
129 | "run ramargs; " \ | |
130 | "bootz ${loadaddr} ${rdaddr} ${fdtaddr}\0" \ | |
131 | "findfdt="\ | |
132 | "if test $board_name = A335BONE; then " \ | |
133 | "setenv fdtfile am335x-bone.dtb; fi; " \ | |
134 | "if test $board_name = A335BNLT; then " \ | |
135 | "setenv fdtfile am335x-boneblack.dtb; fi; " \ | |
136 | "if test $board_name = BBBW; then " \ | |
137 | "setenv fdtfile am335x-boneblack-wireless.dtb; fi; " \ | |
138 | "if test $board_name = BBG1; then " \ | |
139 | "setenv fdtfile am335x-bonegreen.dtb; fi; " \ | |
140 | "if test $board_name = BBGW; then " \ | |
141 | "setenv fdtfile am335x-bonegreen-wireless.dtb; fi; " \ | |
142 | "if test $board_name = BBBL; then " \ | |
143 | "setenv fdtfile am335x-boneblue.dtb; fi; " \ | |
144 | "if test $board_name = A33515BB; then " \ | |
145 | "setenv fdtfile am335x-evm.dtb; fi; " \ | |
146 | "if test $board_name = A335X_SK; then " \ | |
147 | "setenv fdtfile am335x-evmsk.dtb; fi; " \ | |
148 | "if test $board_name = A335_ICE; then " \ | |
149 | "setenv fdtfile am335x-icev2.dtb; fi; " \ | |
150 | "if test $fdtfile = undefined; then " \ | |
151 | "echo WARNING: Could not determine device tree to use; fi; \0" \ | |
152 | "init_console=" \ | |
153 | "if test $board_name = A335_ICE; then "\ | |
154 | "setenv console ttyO3,115200n8;" \ | |
155 | "else " \ | |
156 | "setenv console ttyO0,115200n8;" \ | |
157 | "fi;\0" \ | |
158 | NANDARGS \ | |
159 | NETARGS \ | |
160 | DFUARGS \ | |
161 | BOOTENV | |
162 | #endif | |
163 | ||
164 | /* NS16550 Configuration */ | |
165 | #define CONFIG_SYS_NS16550_COM1 0x44e09000 /* Base EVM has UART0 */ | |
166 | #define CONFIG_SYS_NS16550_COM2 0x48022000 /* UART1 */ | |
167 | #define CONFIG_SYS_NS16550_COM3 0x48024000 /* UART2 */ | |
168 | #define CONFIG_SYS_NS16550_COM4 0x481a6000 /* UART3 */ | |
169 | #define CONFIG_SYS_NS16550_COM5 0x481a8000 /* UART4 */ | |
170 | #define CONFIG_SYS_NS16550_COM6 0x481aa000 /* UART5 */ | |
171 | ||
172 | #define CONFIG_ENV_EEPROM_IS_ON_I2C | |
173 | #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* Main EEPROM */ | |
174 | #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2 | |
175 | ||
176 | /* PMIC support */ | |
177 | #define CONFIG_POWER_TPS65217 | |
178 | #define CONFIG_POWER_TPS65910 | |
179 | ||
180 | /* SPL */ | |
181 | #ifndef CONFIG_NOR_BOOT | |
182 | /* Bootcount using the RTC block */ | |
183 | #define CONFIG_SYS_BOOTCOUNT_BE | |
184 | ||
185 | /* USB gadget RNDIS */ | |
186 | #endif | |
187 | ||
188 | #ifdef CONFIG_NAND | |
189 | /* NAND: device related configs */ | |
190 | #define CONFIG_SYS_NAND_5_ADDR_CYCLE | |
191 | #define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \ | |
192 | CONFIG_SYS_NAND_PAGE_SIZE) | |
193 | #define CONFIG_SYS_NAND_PAGE_SIZE 2048 | |
194 | #define CONFIG_SYS_NAND_OOBSIZE 64 | |
195 | #define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024) | |
196 | /* NAND: driver related configs */ | |
197 | #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS | |
198 | #define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, \ | |
199 | 10, 11, 12, 13, 14, 15, 16, 17, \ | |
200 | 18, 19, 20, 21, 22, 23, 24, 25, \ | |
201 | 26, 27, 28, 29, 30, 31, 32, 33, \ | |
202 | 34, 35, 36, 37, 38, 39, 40, 41, \ | |
203 | 42, 43, 44, 45, 46, 47, 48, 49, \ | |
204 | 50, 51, 52, 53, 54, 55, 56, 57, } | |
205 | ||
206 | #define CONFIG_SYS_NAND_ECCSIZE 512 | |
207 | #define CONFIG_SYS_NAND_ECCBYTES 14 | |
208 | #define CONFIG_SYS_NAND_ONFI_DETECTION | |
209 | #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW | |
210 | #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x000c0000 | |
211 | /* NAND: SPL related configs */ | |
212 | #ifdef CONFIG_SPL_OS_BOOT | |
213 | #define CONFIG_SYS_NAND_SPL_KERNEL_OFFS 0x00200000 /* kernel offset */ | |
214 | #endif | |
215 | #endif /* !CONFIG_NAND */ | |
216 | ||
217 | /* | |
218 | * For NOR boot, we must set this to the start of where NOR is mapped | |
219 | * in memory. | |
220 | */ | |
221 | ||
222 | /* | |
223 | * USB configuration. We enable MUSB support, both for host and for | |
224 | * gadget. We set USB0 as peripheral and USB1 as host, based on the | |
225 | * board schematic and physical port wired to each. Then for host we | |
226 | * add mass storage support and for gadget we add both RNDIS ethernet | |
227 | * and DFU. | |
228 | */ | |
229 | #define CONFIG_USB_MUSB_DISABLE_BULK_COMBINE_SPLIT | |
230 | #define CONFIG_AM335X_USB0 | |
231 | #define CONFIG_AM335X_USB0_MODE MUSB_PERIPHERAL | |
232 | #define CONFIG_AM335X_USB1 | |
233 | #define CONFIG_AM335X_USB1_MODE MUSB_HOST | |
234 | ||
235 | /* | |
236 | * Disable MMC DM for SPL build and can be re-enabled after adding | |
237 | * DM support in SPL | |
238 | */ | |
239 | #ifdef CONFIG_SPL_BUILD | |
240 | #undef CONFIG_DM_MMC | |
241 | #undef CONFIG_TIMER | |
242 | #undef CONFIG_DM_USB | |
243 | #endif | |
244 | ||
245 | #if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_USBETH_SUPPORT) | |
246 | /* Remove other SPL modes. */ | |
247 | /* disable host part of MUSB in SPL */ | |
248 | /* disable EFI partitions and partition UUID support */ | |
249 | #endif | |
250 | ||
251 | /* USB Device Firmware Update support */ | |
252 | #ifndef CONFIG_SPL_BUILD | |
253 | #define DFUARGS \ | |
254 | DFU_ALT_INFO_EMMC \ | |
255 | DFU_ALT_INFO_MMC \ | |
256 | DFU_ALT_INFO_RAM \ | |
257 | DFU_ALT_INFO_NAND | |
258 | #endif | |
259 | ||
260 | /* | |
261 | * Default to using SPI for environment, etc. | |
262 | * 0x000000 - 0x020000 : SPL (128KiB) | |
263 | * 0x020000 - 0x0A0000 : U-Boot (512KiB) | |
264 | * 0x0A0000 - 0x0BFFFF : First copy of U-Boot Environment (128KiB) | |
265 | * 0x0C0000 - 0x0DFFFF : Second copy of U-Boot Environment (128KiB) | |
266 | * 0x0E0000 - 0x442000 : Linux Kernel | |
267 | * 0x442000 - 0x800000 : Userland | |
268 | */ | |
269 | #if defined(CONFIG_SPI_BOOT) | |
270 | /* SPL related */ | |
271 | #define CONFIG_SPL_SPI_LOAD | |
272 | #define CONFIG_SYS_SPI_U_BOOT_OFFS 0x20000 | |
273 | ||
274 | #define CONFIG_SYS_REDUNDAND_ENVIRONMENT | |
275 | #define CONFIG_ENV_SPI_MAX_HZ CONFIG_SF_DEFAULT_SPEED | |
276 | #define CONFIG_ENV_SECT_SIZE (4 << 10) /* 4 KB sectors */ | |
277 | #define CONFIG_ENV_OFFSET (768 << 10) /* 768 KiB in */ | |
278 | #define CONFIG_ENV_OFFSET_REDUND (896 << 10) /* 896 KiB in */ | |
279 | #elif defined(CONFIG_EMMC_BOOT) | |
280 | #define CONFIG_SYS_MMC_ENV_DEV 1 | |
281 | #define CONFIG_SYS_MMC_ENV_PART 0 | |
282 | #define CONFIG_ENV_OFFSET 0x260000 | |
283 | #define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE) | |
284 | #define CONFIG_SYS_REDUNDAND_ENVIRONMENT | |
285 | #define CONFIG_SYS_MMC_MAX_DEVICE 2 | |
286 | #elif defined(CONFIG_NOR_BOOT) | |
287 | #define CONFIG_ENV_SECT_SIZE (128 << 10) /* 128 KiB */ | |
288 | #define CONFIG_ENV_OFFSET (512 << 10) /* 512 KiB */ | |
289 | #define CONFIG_ENV_OFFSET_REDUND (768 << 10) /* 768 KiB */ | |
290 | #elif defined(CONFIG_ENV_IS_IN_NAND) | |
291 | #define CONFIG_ENV_OFFSET 0x001c0000 | |
292 | #define CONFIG_ENV_OFFSET_REDUND 0x001e0000 | |
293 | #define CONFIG_SYS_ENV_SECT_SIZE CONFIG_SYS_NAND_BLOCK_SIZE | |
294 | #endif | |
295 | ||
296 | /* SPI flash. */ | |
297 | #define CONFIG_SF_DEFAULT_SPEED 24000000 | |
298 | ||
299 | /* Network. */ | |
300 | #define CONFIG_PHY_SMSC | |
301 | /* Enable Atheros phy driver */ | |
302 | #define CONFIG_PHY_ATHEROS | |
303 | ||
304 | /* | |
305 | * NOR Size = 16 MiB | |
306 | * Number of Sectors/Blocks = 128 | |
307 | * Sector Size = 128 KiB | |
308 | * Word length = 16 bits | |
309 | * Default layout: | |
310 | * 0x000000 - 0x07FFFF : U-Boot (512 KiB) | |
311 | * 0x080000 - 0x09FFFF : First copy of U-Boot Environment (128 KiB) | |
312 | * 0x0A0000 - 0x0BFFFF : Second copy of U-Boot Environment (128 KiB) | |
313 | * 0x0C0000 - 0x4BFFFF : Linux Kernel (4 MiB) | |
314 | * 0x4C0000 - 0xFFFFFF : Userland (11 MiB + 256 KiB) | |
315 | */ | |
316 | #if defined(CONFIG_NOR) | |
317 | #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE | |
318 | #define CONFIG_SYS_FLASH_PROTECTION | |
319 | #define CONFIG_SYS_FLASH_CFI | |
320 | #define CONFIG_FLASH_CFI_DRIVER | |
321 | #define CONFIG_FLASH_CFI_MTD | |
322 | #define CONFIG_SYS_MAX_FLASH_SECT 128 | |
323 | #define CONFIG_SYS_MAX_FLASH_BANKS 1 | |
324 | #define CONFIG_SYS_FLASH_BASE (0x08000000) | |
325 | #define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_16BIT | |
326 | #define CONFIG_SYS_FLASH_SIZE 0x01000000 | |
327 | #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE | |
328 | #endif /* NOR support */ | |
329 | ||
330 | #ifdef CONFIG_DRIVER_TI_CPSW | |
331 | #define CONFIG_CLOCK_SYNTHESIZER | |
332 | #define CLK_SYNTHESIZER_I2C_ADDR 0x65 | |
333 | #endif | |
334 | ||
335 | #endif /* ! __CONFIG_AM335X_EVM_H */ |