e957a28b6bfbfbdd256dffc1fd7137fbdeb777c5
[platform/kernel/u-boot.git] / include / configs / am3517_evm.h
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 #define CONFIG_NR_DRAM_BANKS    2       /* CS1 may or may not be populated */
17
18 #define CONFIG_EMIF4    /* The chip has EMIF4 controller */
19
20 /*
21  * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM
22  * 64 bytes before this address should be set aside for u-boot.img's
23  * header. That is 0x800FFFC0--0x80100000 should not be used for any
24  * other needs.
25  */
26 #define CONFIG_SYS_TEXT_BASE            0x80100000
27 #define CONFIG_SYS_SPL_MALLOC_START     0x80208000
28 #define CONFIG_SYS_SPL_MALLOC_SIZE      0x100000
29
30 #include <asm/arch/cpu.h>               /* get chip and board defs */
31 #include <asm/arch/omap.h>
32
33 #define CONFIG_MISC_INIT_R
34 #define CONFIG_CMDLINE_TAG              /* enable passing of ATAGs */
35 #define CONFIG_SETUP_MEMORY_TAGS
36 #define CONFIG_INITRD_TAG
37 #define CONFIG_REVISION_TAG
38
39 /* Clock Defines */
40 #define V_OSCK                  26000000        /* Clock output from T2 */
41 #define V_SCLK                  (V_OSCK >> 1)
42
43 /* Size of malloc() pool */
44 #define CONFIG_SYS_MALLOC_LEN           (16 << 20)
45
46 /* Hardware drivers */
47
48 /* NS16550 Configuration */
49 #define V_NS16550_CLK                   48000000        /* 48MHz (APLL96/2) */
50 #define CONFIG_SYS_NS16550_SERIAL
51 #define CONFIG_SYS_NS16550_REG_SIZE     (-4)
52 #define CONFIG_SYS_NS16550_CLK          V_NS16550_CLK
53
54 /* select serial console configuration */
55 #define CONFIG_CONS_INDEX               3
56 #define CONFIG_SYS_NS16550_COM3         OMAP34XX_UART3
57 #define CONFIG_SERIAL3                  3       /* UART3 on AM3517 EVM */
58
59 /* allow to overwrite serial and ethaddr */
60 #define CONFIG_ENV_OVERWRITE
61 #define CONFIG_SYS_BAUDRATE_TABLE       {4800, 9600, 19200, 38400, 57600,\
62                                         115200}
63
64 /*
65  * USB configuration
66  * Enable CONFIG_USB_MUSB_HOST for Host functionalities MSC, keyboard
67  * Enable CONFIG_USB_MUSB_GADGET for Device functionalities.
68  */
69 #define CONFIG_USB_MUSB_AM35X
70 #define CONFIG_USB_MUSB_PIO_ONLY
71
72 #ifdef CONFIG_USB_MUSB_AM35X
73
74 #ifdef CONFIG_USB_MUSB_HOST
75
76 #ifdef CONFIG_USB_KEYBOARD
77 #define CONFIG_SYS_USB_EVENT_POLL
78 #define CONFIG_PREBOOT "usb start"
79 #endif /* CONFIG_USB_KEYBOARD */
80
81 #endif /* CONFIG_USB_MUSB_HOST */
82
83 #ifdef CONFIG_USB_MUSB_GADGET
84 #define CONFIG_USB_ETHER
85 #define CONFIG_USB_ETH_RNDIS
86 #endif /* CONFIG_USB_MUSB_GADGET */
87
88 #endif /* CONFIG_USB_MUSB_AM35X */
89
90 /* I2C */
91 #define CONFIG_SYS_I2C
92 #define CONFIG_SYS_OMAP24_I2C_SPEED     100000
93 #define CONFIG_SYS_OMAP24_I2C_SLAVE     1
94
95 /* Ethernet */
96 #define CONFIG_DRIVER_TI_EMAC
97 #define CONFIG_DRIVER_TI_EMAC_USE_RMII
98 #define CONFIG_MII
99 #define CONFIG_BOOTP_DEFAULT
100 #define CONFIG_BOOTP_DNS
101 #define CONFIG_BOOTP_DNS2
102 #define CONFIG_BOOTP_SEND_HOSTNAME
103 #define CONFIG_NET_RETRY_COUNT          10
104
105 /* Board NAND Info. */
106 #ifdef CONFIG_NAND
107 #define CONFIG_NAND_OMAP_GPMC
108 #define CONFIG_NAND_OMAP_GPMC_PREFETCH
109 #define CONFIG_BCH
110 #define CONFIG_SYS_NAND_ADDR            NAND_BASE       /* physical address */
111                                                         /* to access nand */
112 #define CONFIG_SYS_NAND_BASE            NAND_BASE       /* physical address */
113                                                         /* to access */
114                                                         /* nand at CS0 */
115 #define CONFIG_SYS_MAX_NAND_DEVICE      1               /* Max number of */
116                                                         /* NAND devices */
117 #define CONFIG_SYS_NAND_BUSWIDTH_16BIT
118 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
119 #define CONFIG_SYS_NAND_PAGE_COUNT      64
120 #define CONFIG_SYS_NAND_PAGE_SIZE       2048
121 #define CONFIG_SYS_NAND_OOBSIZE         64
122 #define CONFIG_SYS_NAND_BLOCK_SIZE      (128 * 1024)
123 #define CONFIG_SYS_NAND_BAD_BLOCK_POS   NAND_LARGE_BADBLOCK_POS
124 #define CONFIG_SYS_NAND_ECCPOS          { 2,  3,  4,  5,  6,  7,  8,  9, 10, \
125                                          11, 12, 13, 14, 16, 17, 18, 19, 20, \
126                                          21, 22, 23, 24, 25, 26, 27, 28, 30, \
127                                          31, 32, 33, 34, 35, 36, 37, 38, 39, \
128                                          40, 41, 42, 44, 45, 46, 47, 48, 49, \
129                                          50, 51, 52, 53, 54, 55, 56 }
130
131 #define CONFIG_SYS_NAND_ECCSIZE         512
132 #define CONFIG_SYS_NAND_ECCBYTES        13
133 #define CONFIG_NAND_OMAP_ECCSCHEME      OMAP_ECC_BCH8_CODE_HW_DETECTION_SW
134 #define CONFIG_SYS_NAND_MAX_OOBFREE     2
135 #define CONFIG_SYS_NAND_MAX_ECCPOS      56
136 #define CONFIG_SYS_NAND_U_BOOT_START    CONFIG_SYS_TEXT_BASE
137 #define CONFIG_SYS_NAND_U_BOOT_OFFS     0x80000
138 #define CONFIG_MTD_PARTITIONS           /* required for UBI partition support */
139 #define CONFIG_MTD_DEVICE               /* needed for mtdparts commands */
140 /* NAND block size is 128 KiB.  Synchronize these values with
141  * corresponding Device Tree entries in Linux:
142  *  MLO(SPL)             4 * NAND_BLOCK_SIZE = 512 KiB  @ 0x000000
143  *  U-Boot              15 * NAND_BLOCK_SIZE = 1920 KiB @ 0x080000
144  *  U-Boot environment   2 * NAND_BLOCK_SIZE = 256 KiB  @ 0x260000
145  *  Kernel              64 * NAND_BLOCK_SIZE = 8 MiB    @ 0x2A0000
146  *  DTB                  4 * NAND_BLOCK_SIZE = 512 KiB  @ 0xAA0000
147  *  RootFS              Remaining Flash Space           @ 0xB20000
148  */
149 #define MTDIDS_DEFAULT "nand0=omap2-nand.0"
150 #define MTDPARTS_DEFAULT "mtdparts=omap2-nand.0:"       \
151         "512k(MLO),"                                    \
152         "1920k(u-boot),"                                \
153         "256k(u-boot-env),"                             \
154         "8m(kernel),"                                   \
155         "512k(dtb),"                                    \
156         "-(rootfs)"
157 #else
158 #define MTDIDS_DEFAULT
159 #define MTDPARTS_DEFAULT
160 #endif /* CONFIG_NAND */
161
162 /* Environment information */
163
164 #define CONFIG_BOOTFILE         "uImage"
165
166 #define CONFIG_EXTRA_ENV_SETTINGS \
167         "loadaddr=0x82000000\0" \
168         "console=ttyO2,115200n8\0" \
169         "fdtfile=am3517-evm.dtb\0" \
170         "fdtaddr=0x82C00000\0" \
171         "vram=16M\0" \
172         "bootenv=uEnv.txt\0" \
173         "cmdline=\0" \
174         "optargs=\0" \
175         "mtdids=" MTDIDS_DEFAULT "\0" \
176         "mtdparts=" MTDPARTS_DEFAULT "\0" \
177         "mmcdev=0\0" \
178         "mmcpart=1\0" \
179         "mmcroot=/dev/mmcblk0p2 rw\0" \
180         "mmcrootfstype=ext4 rootwait fixrtc\0" \
181         "mmcargs=setenv bootargs console=${console} " \
182                 "${mtdparts} " \
183                 "${optargs} " \
184                 "root=${mmcroot} " \
185                 "rootfstype=${mmcrootfstype} " \
186                 "${cmdline}\0" \
187         "nandargs=setenv bootargs console=${console} " \
188                 "${mtdparts} " \
189                 "${optargs} " \
190                 "root=ubi0:rootfs rw ubi.mtd=rootfs " \
191                 "rootfstype=ubifs rootwait " \
192                 "${cmdline}\0" \
193         "loadbootenv=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${bootenv}\0"\
194         "importbootenv=echo Importing environment from mmc ...; " \
195                 "env import -t ${loadaddr} ${filesize}\0" \
196         "bootscript=echo Running bootscript from mmc ...; " \
197                 "source ${loadaddr}\0" \
198         "loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${bootfile}\0" \
199         "loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdtaddr} ${fdtfile}\0" \
200         "mmcboot=echo Booting from mmc ...; " \
201                 "run mmcargs; " \
202                 "bootz ${loadaddr} - ${fdtaddr}\0" \
203         "nandboot=echo Booting from nand ...; " \
204                 "run nandargs; " \
205                 "nand read ${loadaddr} 2a0000 800000; " \
206                 "nand read ${fdtaddr} aa0000 80000; " \
207                 "bootm ${loadaddr} - ${fdtaddr}\0" \
208
209 #define CONFIG_BOOTCOMMAND \
210         "mmc dev ${mmcdev}; if mmc rescan; then " \
211                 "echo SD/MMC found on device $mmcdev; " \
212                 "if run loadbootenv; then " \
213                         "run importbootenv; " \
214                 "fi; " \
215                 "echo Checking if uenvcmd is set ...; " \
216                 "if test -n $uenvcmd; then " \
217                         "echo Running uenvcmd ...; " \
218                         "run uenvcmd; " \
219                 "fi; " \
220                 "echo Running default loadimage ...; " \
221                 "setenv bootfile zImage; " \
222                 "if run loadimage; then " \
223                         "run loadfdt; " \
224                         "run mmcboot; " \
225                 "fi; " \
226         "else run nandboot; fi"
227
228 /* Miscellaneous configurable options */
229 #define CONFIG_AUTO_COMPLETE
230 #define CONFIG_CMDLINE_EDITING
231 #define CONFIG_SYS_LONGHELP
232
233 /* We set the max number of command args high to avoid HUSH bugs. */
234 #define CONFIG_SYS_MAXARGS              64
235
236 /* Console I/O Buffer Size */
237 #define CONFIG_SYS_CBSIZE               512
238 /* Print Buffer Size */
239 #define CONFIG_SYS_PBSIZE               (CONFIG_SYS_CBSIZE \
240                                         + sizeof(CONFIG_SYS_PROMPT) + 16)
241 /* Boot Argument Buffer Size */
242 #define CONFIG_SYS_BARGSIZE             CONFIG_SYS_CBSIZE
243
244 /* memtest works on */
245 #define CONFIG_SYS_MEMTEST_START        (OMAP34XX_SDRC_CS0)
246 #define CONFIG_SYS_MEMTEST_END          (OMAP34XX_SDRC_CS0 + \
247                                         0x01F00000) /* 31MB */
248
249 #define CONFIG_SYS_LOAD_ADDR            (OMAP34XX_SDRC_CS0) /* default load */
250                                                                 /* address */
251
252 /*
253  * AM3517 has 12 GP timers, they can be driven by the system clock
254  * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK).
255  * This rate is divided by a local divisor.
256  */
257 #define CONFIG_SYS_TIMERBASE            OMAP34XX_GPT2
258 #define CONFIG_SYS_PTV                  2       /* Divisor: 2^(PTV+1) => 8 */
259
260 /* Physical Memory Map */
261 #define PHYS_SDRAM_1                    OMAP34XX_SDRC_CS0
262 #define PHYS_SDRAM_2                    OMAP34XX_SDRC_CS1
263 #define CONFIG_SYS_CS0_SIZE             (256 * 1024 * 1024)
264 #define CONFIG_SYS_SDRAM_BASE           PHYS_SDRAM_1
265 #define CONFIG_SYS_INIT_RAM_ADDR        0x4020f800
266 #define CONFIG_SYS_INIT_RAM_SIZE        0x800
267 #define CONFIG_SYS_INIT_SP_ADDR         (CONFIG_SYS_INIT_RAM_ADDR + \
268                                          CONFIG_SYS_INIT_RAM_SIZE - \
269                                          GENERATED_GBL_DATA_SIZE)
270
271 /* FLASH and environment organization */
272
273 /* **** PISMO SUPPORT *** */
274 #define CONFIG_SYS_MAX_FLASH_SECT       520     /* max number of sectors */
275                                                 /* on one chip */
276 #define CONFIG_SYS_MAX_FLASH_BANKS      2       /* max number of flash banks */
277 #define CONFIG_SYS_MONITOR_LEN          (256 << 10)     /* Reserve 2 sectors */
278
279 #if defined(CONFIG_NAND)
280 #define CONFIG_SYS_FLASH_BASE           NAND_BASE
281 #endif
282
283 /* Monitor at start of flash */
284 #define CONFIG_SYS_MONITOR_BASE         CONFIG_SYS_FLASH_BASE
285
286 #define CONFIG_SYS_ENV_SECT_SIZE        (128 << 10)     /* 128 KiB */
287 #define CONFIG_ENV_SIZE                 CONFIG_SYS_ENV_SECT_SIZE
288 #define SMNAND_ENV_OFFSET               0x260000 /* environment starts here */
289 #define CONFIG_ENV_OFFSET               SMNAND_ENV_OFFSET
290 #define CONFIG_ENV_ADDR                 SMNAND_ENV_OFFSET
291
292 /* Defines for SPL */
293 #define CONFIG_SPL_FRAMEWORK
294 #define CONFIG_SPL_NAND_SIMPLE
295 #define CONFIG_SPL_TEXT_BASE            0x40200000
296 #define CONFIG_SPL_MAX_SIZE             (SRAM_SCRATCH_SPACE_ADDR - \
297                                          CONFIG_SPL_TEXT_BASE)
298
299 #define CONFIG_SPL_BSS_START_ADDR       0x80000000
300 #define CONFIG_SPL_BSS_MAX_SIZE         0x80000         /* 512 KB */
301
302 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION      1
303 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME         "u-boot.img"
304
305 #define CONFIG_SPL_NAND_BASE
306 #define CONFIG_SPL_NAND_DRIVERS
307 #define CONFIG_SPL_NAND_ECC
308
309 #endif /* __CONFIG_H */