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1 | /* |
2 | * (C) Copyright 2013 CompuLab, Ltd. | |
3 | * Author: Igor Grinberg <grinberg@compulab.co.il> | |
4 | * | |
5 | * Configuration settings for the CompuLab CM-T3517 board | |
6 | * | |
7 | * SPDX-License-Identifier: GPL-2.0+ | |
8 | */ | |
9 | ||
10 | #ifndef __CONFIG_H | |
11 | #define __CONFIG_H | |
12 | ||
13 | /* | |
14 | * High Level Configuration Options | |
15 | */ | |
16 | #define CONFIG_OMAP /* in a TI OMAP core */ | |
17 | #define CONFIG_CM_T3517 /* working with CM-T3517 */ | |
18 | #define CONFIG_OMAP_COMMON | |
19 | #define CONFIG_SYS_GENERIC_BOARD | |
20 | ||
21 | #define CONFIG_SYS_TEXT_BASE 0x80008000 | |
22 | ||
23 | /* | |
24 | * This is needed for the DMA stuff. | |
25 | * Although the default iss 64, we still define it | |
26 | * to be on the safe side once the default is changed. | |
27 | */ | |
28 | #define CONFIG_SYS_CACHELINE_SIZE 64 | |
29 | ||
30 | #define CONFIG_EMIF4 /* The chip has EMIF4 controller */ | |
31 | ||
32 | #include <asm/arch/cpu.h> /* get chip and board defs */ | |
33 | #include <asm/arch/omap3.h> | |
34 | ||
35 | /* | |
36 | * Display CPU and Board information | |
37 | */ | |
38 | #define CONFIG_DISPLAY_CPUINFO | |
39 | #define CONFIG_DISPLAY_BOARDINFO | |
40 | ||
41 | /* Clock Defines */ | |
42 | #define V_OSCK 26000000 /* Clock output from T2 */ | |
43 | #define V_SCLK (V_OSCK >> 1) | |
44 | ||
45 | #define CONFIG_MISC_INIT_R | |
46 | ||
47 | #define CONFIG_OF_LIBFDT | |
48 | /* | |
49 | * The early kernel mapping on ARM currently only maps from the base of DRAM | |
50 | * to the end of the kernel image. The kernel is loaded at DRAM base + 0x8000. | |
51 | * The early kernel pagetable uses DRAM base + 0x4000 to DRAM base + 0x8000, | |
52 | * so that leaves DRAM base to DRAM base + 0x4000 available. | |
53 | */ | |
54 | #define CONFIG_SYS_BOOTMAPSZ 0x4000 | |
55 | ||
56 | #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */ | |
57 | #define CONFIG_SETUP_MEMORY_TAGS | |
58 | #define CONFIG_INITRD_TAG | |
59 | #define CONFIG_REVISION_TAG | |
60 | #define CONFIG_SERIAL_TAG | |
61 | ||
62 | /* | |
63 | * Size of malloc() pool | |
64 | */ | |
65 | #define CONFIG_ENV_SIZE (16 << 10) /* 16 KiB */ | |
66 | #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (128 << 10)) | |
67 | ||
68 | /* | |
69 | * Hardware drivers | |
70 | */ | |
71 | ||
72 | /* | |
73 | * NS16550 Configuration | |
74 | */ | |
75 | #define CONFIG_SYS_NS16550 | |
76 | #define CONFIG_SYS_NS16550_SERIAL | |
77 | #define CONFIG_SYS_NS16550_REG_SIZE (-4) | |
78 | #define CONFIG_SYS_NS16550_CLK 48000000 /* 48MHz (APLL96/2) */ | |
79 | ||
80 | /* | |
81 | * select serial console configuration | |
82 | */ | |
83 | #define CONFIG_CONS_INDEX 3 | |
84 | #define CONFIG_SYS_NS16550_COM3 OMAP34XX_UART3 | |
85 | #define CONFIG_SERIAL3 3 /* UART3 */ | |
86 | #define CONFIG_SYS_CONSOLE_IS_IN_ENV | |
87 | ||
88 | /* allow to overwrite serial and ethaddr */ | |
89 | #define CONFIG_ENV_OVERWRITE | |
90 | #define CONFIG_BAUDRATE 115200 | |
91 | #define CONFIG_SYS_BAUDRATE_TABLE {4800, 9600, 19200, 38400, 57600,\ | |
92 | 115200} | |
93 | ||
94 | #define CONFIG_OMAP_GPIO | |
95 | ||
96 | #define CONFIG_GENERIC_MMC | |
97 | #define CONFIG_MMC | |
98 | #define CONFIG_OMAP_HSMMC | |
99 | #define CONFIG_DOS_PARTITION | |
100 | ||
101 | /* commands to include */ | |
102 | #include <config_cmd_default.h> | |
103 | ||
104 | #define CONFIG_CMD_CACHE | |
105 | #define CONFIG_CMD_EXT2 /* EXT2 Support */ | |
106 | #define CONFIG_CMD_FAT /* FAT support */ | |
107 | #define CONFIG_CMD_MTDPARTS /* Enable MTD parts commands */ | |
108 | #define CONFIG_MTD_DEVICE /* needed for mtdparts commands */ | |
109 | #define CONFIG_MTD_PARTITIONS | |
110 | #define MTDIDS_DEFAULT "nand0=nand" | |
111 | #define MTDPARTS_DEFAULT "mtdparts=nand:512k(x-loader),"\ | |
112 | "1920k(u-boot),256k(u-boot-env),"\ | |
113 | "4m(kernel),-(fs)" | |
114 | ||
115 | #define CONFIG_CMD_I2C /* I2C serial bus support */ | |
116 | #define CONFIG_CMD_MMC /* MMC support */ | |
117 | #define CONFIG_CMD_NAND /* NAND support */ | |
118 | #define CONFIG_CMD_GPIO | |
119 | ||
120 | #undef CONFIG_CMD_FLASH /* flinfo, erase, protect */ | |
121 | #undef CONFIG_CMD_FPGA /* FPGA configuration Support */ | |
122 | #undef CONFIG_CMD_IMLS /* List all found images */ | |
123 | ||
124 | #define CONFIG_SYS_NO_FLASH | |
125 | #define CONFIG_SYS_I2C | |
126 | #define CONFIG_SYS_OMAP24_I2C_SPEED 400000 | |
127 | #define CONFIG_SYS_OMAP24_I2C_SLAVE 1 | |
128 | #define CONFIG_SYS_I2C_OMAP34XX | |
129 | #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 | |
130 | #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1 | |
131 | #define CONFIG_SYS_I2C_EEPROM_BUS 0 | |
132 | #define CONFIG_I2C_MULTI_BUS | |
133 | ||
134 | /* | |
135 | * Board NAND Info. | |
136 | */ | |
137 | #define CONFIG_SYS_NAND_QUIET_TEST | |
138 | #define CONFIG_NAND_OMAP_GPMC | |
139 | #define CONFIG_SYS_NAND_ADDR NAND_BASE /* physical address */ | |
140 | /* to access nand */ | |
141 | #define CONFIG_SYS_NAND_BASE NAND_BASE /* physical address */ | |
142 | /* to access nand at */ | |
143 | /* CS0 */ | |
144 | #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND */ | |
145 | /* devices */ | |
146 | ||
147 | /* Environment information */ | |
148 | #define CONFIG_BOOTDELAY 3 | |
149 | #define CONFIG_ZERO_BOOTDELAY_CHECK | |
150 | ||
151 | #define CONFIG_EXTRA_ENV_SETTINGS \ | |
152 | "loadaddr=0x82000000\0" \ | |
153 | "baudrate=115200\0" \ | |
154 | "console=ttyO2,115200n8\0" \ | |
155 | "mpurate=auto\0" \ | |
156 | "vram=12M\0" \ | |
157 | "dvimode=1024x768MR-16@60\0" \ | |
158 | "defaultdisplay=dvi\0" \ | |
159 | "mmcdev=0\0" \ | |
160 | "mmcroot=/dev/mmcblk0p2 rw rootwait\0" \ | |
161 | "mmcrootfstype=ext4\0" \ | |
162 | "nandroot=/dev/mtdblock4 rw\0" \ | |
163 | "nandrootfstype=ubifs\0" \ | |
164 | "mmcargs=setenv bootargs console=${console} " \ | |
165 | "mpurate=${mpurate} " \ | |
166 | "vram=${vram} " \ | |
167 | "omapfb.mode=dvi:${dvimode} " \ | |
168 | "omapdss.def_disp=${defaultdisplay} " \ | |
169 | "root=${mmcroot} " \ | |
170 | "rootfstype=${mmcrootfstype}\0" \ | |
171 | "nandargs=setenv bootargs console=${console} " \ | |
172 | "mpurate=${mpurate} " \ | |
173 | "vram=${vram} " \ | |
174 | "omapfb.mode=dvi:${dvimode} " \ | |
175 | "omapdss.def_disp=${defaultdisplay} " \ | |
176 | "root=${nandroot} " \ | |
177 | "rootfstype=${nandrootfstype}\0" \ | |
178 | "loadbootscript=fatload mmc ${mmcdev} ${loadaddr} boot.scr\0" \ | |
179 | "bootscript=echo Running bootscript from mmc ...; " \ | |
180 | "source ${loadaddr}\0" \ | |
181 | "loaduimage=fatload mmc ${mmcdev} ${loadaddr} uImage\0" \ | |
182 | "mmcboot=echo Booting from mmc ...; " \ | |
183 | "run mmcargs; " \ | |
184 | "bootm ${loadaddr}\0" \ | |
185 | "nandboot=echo Booting from nand ...; " \ | |
186 | "run nandargs; " \ | |
187 | "nand read ${loadaddr} 2a0000 400000; " \ | |
188 | "bootm ${loadaddr}\0" \ | |
189 | ||
190 | #define CONFIG_CMD_BOOTZ | |
191 | #define CONFIG_BOOTCOMMAND \ | |
192 | "mmc dev ${mmcdev}; if mmc rescan; then " \ | |
193 | "if run loadbootscript; then " \ | |
194 | "run bootscript; " \ | |
195 | "else " \ | |
196 | "if run loaduimage; then " \ | |
197 | "run mmcboot; " \ | |
198 | "else run nandboot; " \ | |
199 | "fi; " \ | |
200 | "fi; " \ | |
201 | "else run nandboot; fi" | |
202 | ||
203 | /* | |
204 | * Miscellaneous configurable options | |
205 | */ | |
206 | #define CONFIG_AUTO_COMPLETE | |
207 | #define CONFIG_CMDLINE_EDITING | |
208 | #define CONFIG_TIMESTAMP | |
209 | #define CONFIG_SYS_AUTOLOAD "no" | |
210 | #define CONFIG_SYS_LONGHELP /* undef to save memory */ | |
211 | #define CONFIG_SYS_HUSH_PARSER /* use "hush" command parser */ | |
212 | #define CONFIG_SYS_PROMPT "CM-T3517 # " | |
213 | #define CONFIG_SYS_CBSIZE 512 /* Console I/O Buffer Size */ | |
214 | /* Print Buffer Size */ | |
215 | #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \ | |
216 | sizeof(CONFIG_SYS_PROMPT) + 16) | |
217 | #define CONFIG_SYS_MAXARGS 32 /* max number of command args */ | |
218 | /* Boot Argument Buffer Size */ | |
219 | #define CONFIG_SYS_BARGSIZE (CONFIG_SYS_CBSIZE) | |
220 | ||
221 | #define CONFIG_SYS_LOAD_ADDR (OMAP34XX_SDRC_CS0 + 0x02000000) | |
222 | ||
223 | /* | |
224 | * AM3517 has 12 GP timers, they can be driven by the system clock | |
225 | * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK). | |
226 | * This rate is divided by a local divisor. | |
227 | */ | |
228 | #define CONFIG_SYS_TIMERBASE (OMAP34XX_GPT2) | |
229 | #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */ | |
230 | #define CONFIG_SYS_HZ 1000 | |
231 | ||
232 | /*----------------------------------------------------------------------- | |
233 | * Physical Memory Map | |
234 | */ | |
235 | #define CONFIG_NR_DRAM_BANKS 1 /* CM-T3517 DRAM is only on CS0 */ | |
236 | #define PHYS_SDRAM_1 OMAP34XX_SDRC_CS0 | |
237 | #define CONFIG_SYS_CS0_SIZE (256 << 20) | |
238 | ||
239 | /*----------------------------------------------------------------------- | |
240 | * FLASH and environment organization | |
241 | */ | |
242 | ||
243 | /* **** PISMO SUPPORT *** */ | |
244 | /* Monitor at start of flash */ | |
245 | #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE | |
246 | #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 2 sectors */ | |
247 | ||
248 | #define CONFIG_ENV_IS_IN_NAND | |
249 | #define SMNAND_ENV_OFFSET 0x260000 /* environment starts here */ | |
250 | #define CONFIG_ENV_OFFSET SMNAND_ENV_OFFSET | |
251 | #define CONFIG_ENV_ADDR SMNAND_ENV_OFFSET | |
252 | ||
253 | /* additions for new relocation code, must be added to all boards */ | |
254 | #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1 | |
255 | #define CONFIG_SYS_INIT_RAM_ADDR 0x4020f800 | |
256 | #define CONFIG_SYS_INIT_RAM_SIZE 0x800 | |
257 | #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \ | |
258 | CONFIG_SYS_INIT_RAM_SIZE - \ | |
259 | GENERATED_GBL_DATA_SIZE) | |
260 | ||
261 | /* Status LED */ | |
262 | #define CONFIG_STATUS_LED /* Status LED enabled */ | |
263 | #define CONFIG_BOARD_SPECIFIC_LED | |
264 | #define CONFIG_GPIO_LED | |
265 | #define GREEN_LED_GPIO 186 /* CM-T3517 Green LED is GPIO186 */ | |
266 | #define GREEN_LED_DEV 0 | |
267 | #define STATUS_LED_BIT GREEN_LED_GPIO | |
268 | #define STATUS_LED_STATE STATUS_LED_ON | |
269 | #define STATUS_LED_PERIOD (CONFIG_SYS_HZ / 2) | |
270 | #define STATUS_LED_BOOT GREEN_LED_DEV | |
271 | ||
272 | /* GPIO banks */ | |
273 | #ifdef CONFIG_STATUS_LED | |
274 | #define CONFIG_OMAP3_GPIO_6 /* GPIO186 is in GPIO bank 6 */ | |
275 | #endif | |
276 | ||
277 | #endif /* __CONFIG_H */ |