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Sricharana9c1c042011-11-15 09:50:06 -05001/*
2 * (C) Copyright 2010
3 * Texas Instruments Incorporated.
4 * Sricharan R <r.sricharan@ti.com>
5 *
6 * Derived from OMAP4 done by:
7 * Aneesh V <aneesh@ti.com>
8 *
9 * Configuration settings for the TI EVM5430 board.
10 *
11 * See file CREDITS for list of people who contributed to this
12 * project.
13 *
14 * This program is free software; you can redistribute it and/or
15 * modify it under the terms of the GNU General Public License as
16 * published by the Free Software Foundation; either version 2 of
17 * the License, or (at your option) any later version.
18 *
19 * This program is distributed in the hope that it will be useful,
20 * but WITHOUT ANY WARRANTY; without even the implied warranty of
21 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
22 * GNU General Public License for more details.
23 *
24 * You should have received a copy of the GNU General Public License
25 * along with this program; if not, write to the Free Software
26 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
27 * MA 02111-1307 USA
28 */
29
30#ifndef __CONFIG_H
31#define __CONFIG_H
32
33/*
34 * High Level Configuration Options
35 */
36#define CONFIG_ARMV7 /* This is an ARM V7 CPU core */
37#define CONFIG_OMAP /* in a TI OMAP core */
38#define CONFIG_OMAP54XX /* which is a 54XX */
39#define CONFIG_OMAP5430 /* which is in a 5430 */
40#define CONFIG_5430EVM /* working with EVM */
41#define CONFIG_ARCH_CPU_INIT
42
43/* Get CPU defs */
44#include <asm/arch/cpu.h>
45#include <asm/arch/omap.h>
46
47/* Display CPU and Board Info */
48#define CONFIG_DISPLAY_CPUINFO
49#define CONFIG_DISPLAY_BOARDINFO
50
51/* Clock Defines */
52#define V_OSCK 38400000 /* Clock output from T2 */
53#define V_SCLK V_OSCK
54
55#undef CONFIG_USE_IRQ /* no support for IRQs */
56#define CONFIG_MISC_INIT_R
57
58#define CONFIG_OF_LIBFDT
59
60#define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
61#define CONFIG_SETUP_MEMORY_TAGS
62#define CONFIG_INITRD_TAG
63
64/*
65 * Size of malloc() pool
66 * Total Size Environment - 128k
67 * Malloc - add 256k
68 */
69#define CONFIG_ENV_SIZE (128 << 10)
70#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (256 << 10))
71/* Vector Base */
72#define CONFIG_SYS_CA9_VECTOR_BASE SRAM_ROM_VECT_BASE
73
74/*
75 * Hardware drivers
76 */
77
78/*
79 * serial port - NS16550 compatible
80 */
81#define V_NS16550_CLK 48000000
82
83#define CONFIG_SYS_NS16550
84#define CONFIG_SYS_NS16550_SERIAL
85#define CONFIG_SYS_NS16550_REG_SIZE (-4)
86#define CONFIG_SYS_NS16550_CLK V_NS16550_CLK
87#define CONFIG_CONS_INDEX 3
88#define CONFIG_SYS_NS16550_COM3 UART3_BASE
89
90#define CONFIG_BAUDRATE 115200
91#define CONFIG_SYS_BAUDRATE_TABLE {4800, 9600, 19200, 38400, 57600,\
92 115200}
93/* I2C */
94#define CONFIG_HARD_I2C
95#define CONFIG_SYS_I2C_SPEED 100000
96#define CONFIG_SYS_I2C_SLAVE 1
97#define CONFIG_DRIVER_OMAP34XX_I2C
98#define CONFIG_I2C_MULTI_BUS
99
100/* TWL6030 */
101#define CONFIG_TWL6030_POWER
102#define CONFIG_CMD_BAT
103
104/* MMC */
105#define CONFIG_GENERIC_MMC
106#define CONFIG_MMC
107#define CONFIG_OMAP_HSMMC
108#define CONFIG_DOS_PARTITION
109
110/* MMC ENV related defines */
111#define CONFIG_ENV_IS_IN_MMC
112#define CONFIG_SYS_MMC_ENV_DEV 1 /* SLOT2: eMMC(1) */
113#define CONFIG_ENV_OFFSET 0xE0000
114
115/* USB */
116#define CONFIG_MUSB_UDC
117#define CONFIG_USB_OMAP3
118
119/* USB device configuration */
120#define CONFIG_USB_DEVICE
121#define CONFIG_USB_TTY
122#define CONFIG_SYS_CONSOLE_IS_IN_ENV
123
124/* Flash */
125#define CONFIG_SYS_NO_FLASH
126
127/* Cache */
128#define CONFIG_SYS_CACHELINE_SIZE 64
129#define CONFIG_SYS_CACHELINE_SHIFT 6
130
131/* commands to include */
132#include <config_cmd_default.h>
133
134/* Enabled commands */
135#define CONFIG_CMD_EXT2 /* EXT2 Support */
136#define CONFIG_CMD_FAT /* FAT support */
137#define CONFIG_CMD_I2C /* I2C serial bus support */
138#define CONFIG_CMD_MMC /* MMC support */
139#define CONFIG_CMD_SAVEENV
140
141/* Disabled commands */
142#undef CONFIG_CMD_NET
143#undef CONFIG_CMD_NFS
144#undef CONFIG_CMD_FPGA /* FPGA configuration Support */
145#undef CONFIG_CMD_IMLS /* List all found images */
146
147/*
148 * Environment setup
149 */
150
151#define CONFIG_BOOTDELAY 3
152
153#define CONFIG_ENV_OVERWRITE
154
155#define CONFIG_EXTRA_ENV_SETTINGS \
156 "loadaddr=0x82000000\0" \
157 "console=ttyS2,115200n8\0" \
158 "usbtty=cdc_acm\0" \
159 "vram=16M\0" \
160 "mmcdev=0\0" \
161 "mmcroot=/dev/mmcblk0p2 rw\0" \
162 "mmcrootfstype=ext3 rootwait\0" \
163 "mmcargs=setenv bootargs console=${console} " \
164 "vram=${vram} " \
165 "root=${mmcroot} " \
166 "rootfstype=${mmcrootfstype}\0" \
167 "loadbootscript=fatload mmc ${mmcdev} ${loadaddr} boot.scr\0" \
168 "bootscript=echo Running bootscript from mmc${mmcdev} ...; " \
169 "source ${loadaddr}\0" \
170 "loaduimage=fatload mmc ${mmcdev} ${loadaddr} uImage\0" \
171 "mmcboot=echo Booting from mmc${mmcdev} ...; " \
172 "run mmcargs; " \
173 "bootm ${loadaddr}\0" \
174
175#define CONFIG_BOOTCOMMAND \
176 "if mmc rescan ${mmcdev}; then " \
177 "if run loadbootscript; then " \
178 "run bootscript; " \
179 "else " \
180 "if run loaduimage; then " \
181 "run mmcboot; " \
182 "fi; " \
183 "fi; " \
184 "fi"
185
186#define CONFIG_AUTO_COMPLETE 1
187
188/*
189 * Miscellaneous configurable options
190 */
191
192#define CONFIG_SYS_LONGHELP /* undef to save memory */
193#define CONFIG_SYS_HUSH_PARSER /* use "hush" command parser */
194#define CONFIG_SYS_PROMPT_HUSH_PS2 "> "
195#define CONFIG_SYS_PROMPT "OMAP5430 EVM # "
196#define CONFIG_SYS_CBSIZE 256
197/* Print Buffer Size */
198#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
199 sizeof(CONFIG_SYS_PROMPT) + 16)
200#define CONFIG_SYS_MAXARGS 16
201/* Boot Argument Buffer Size */
202#define CONFIG_SYS_BARGSIZE (CONFIG_SYS_CBSIZE)
203
204/*
205 * memtest setup
206 */
207#define CONFIG_SYS_MEMTEST_START 0x80000000
208#define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_MEMTEST_START + (32 << 20))
209
210/* Default load address */
211#define CONFIG_SYS_LOAD_ADDR 0x80000000
212
213/* Use General purpose timer 1 */
214#define CONFIG_SYS_TIMERBASE GPT2_BASE
215#define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */
216#define CONFIG_SYS_HZ 1000
217
218/*
219 * Stack sizes
220 *
221 * The stack sizes are set up in start.S using the settings below
222 */
223#define CONFIG_STACKSIZE (128 << 10) /* Regular stack */
224#ifdef CONFIG_USE_IRQ
225#define CONFIG_STACKSIZE_IRQ (4 << 10) /* IRQ stack */
226#define CONFIG_STACKSIZE_FIQ (4 << 10) /* FIQ stack */
227#endif
228
229/*
230 * SDRAM Memory Map
231 * Even though we use two CS all the memory
232 * is mapped to one contiguous block
233 */
234#define CONFIG_NR_DRAM_BANKS 1
235
236#define CONFIG_SYS_SDRAM_BASE 0x80000000
237#define CONFIG_SYS_INIT_RAM_ADDR 0x4030D800
238#define CONFIG_SYS_INIT_RAM_SIZE 0x800
239#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \
240 CONFIG_SYS_INIT_RAM_SIZE - \
241 GENERATED_GBL_DATA_SIZE)
242
243#define CONFIG_SYS_EMIF_PRECALCULATED_TIMING_REGS
244
245/* Defines for SDRAM init */
246#ifndef CONFIG_SYS_EMIF_PRECALCULATED_TIMING_REGS
247#define CONFIG_SYS_AUTOMATIC_SDRAM_DETECTION
248#define CONFIG_SYS_DEFAULT_LPDDR2_TIMINGS
249#endif
250
251/* Defines for SPL */
252#define CONFIG_SPL
253#define CONFIG_SPL_TEXT_BASE 0x40304350
254#define CONFIG_SPL_MAX_SIZE 0x1E000 /* 120K */
255#define CONFIG_SPL_STACK LOW_LEVEL_SRAM_STACK
256
257#define CONFIG_SPL_BSS_START_ADDR 0x80000000
258#define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */
259
260#define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR 0x300 /* address 0x60000 */
261#define CONFIG_SYS_U_BOOT_MAX_SIZE_SECTORS 0x200 /* 256 KB */
262#define CONFIG_SYS_MMC_SD_FAT_BOOT_PARTITION 1
263#define CONFIG_SPL_FAT_LOAD_PAYLOAD_NAME "u-boot.img"
264
265#define CONFIG_SPL_LIBCOMMON_SUPPORT
266#define CONFIG_SPL_LIBDISK_SUPPORT
267#define CONFIG_SPL_I2C_SUPPORT
268#define CONFIG_SPL_MMC_SUPPORT
269#define CONFIG_SPL_FAT_SUPPORT
270#define CONFIG_SPL_LIBGENERIC_SUPPORT
271#define CONFIG_SPL_SERIAL_SUPPORT
272#define CONFIG_SPL_LDSCRIPT "arch/arm/cpu/armv7/omap-common/u-boot-spl.lds"
273
274/*
275 * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM
276 * 64 bytes before this address should be set aside for u-boot.img's
277 * header. That is 0x800FFFC0--0x80100000 should not be used for any
278 * other needs.
279 */
280#define CONFIG_SYS_TEXT_BASE 0x80100000
281#define CONFIG_SYS_SPL_MALLOC_START 0x80200000
282#define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000 /* 1 MB */
283
284#endif /* __CONFIG_H */