2 * (C) Copyright 2005-2008
4 * Kyungmin Park <kyungmin.park@samsung.com>
6 * Configuration settings for the 2420 Samsung Apollon board.
8 * See file CREDITS for list of people who contributed to this
11 * This program is free software; you can redistribute it and/or
12 * modify it under the terms of the GNU General Public License as
13 * published by the Free Software Foundation; either version 2 of
14 * the License, or (at your option) any later version.
16 * This program is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
21 * You should have received a copy of the GNU General Public License
22 * along with this program; if not, write to the Free Software
23 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
31 * High Level Configuration Options
33 #define CONFIG_ARM1136 1 /* This is an arm1136 CPU core */
34 #define CONFIG_OMAP 1 /* in a TI OMAP core */
35 #define CONFIG_OMAP2420 1 /* which is in a 2420 */
36 #define CONFIG_OMAP2420_APOLLON 1
37 #define CONFIG_APOLLON 1
38 #define CONFIG_APOLLON_PLUS 1 /* If you have apollon plus 1.x */
40 /* Clock config to target*/
41 #define PRCM_CONFIG_I 1
42 /* #define PRCM_CONFIG_II 1 */
45 /* uncomment if you use NOR boot */
46 /* #define CONFIG_SYS_NOR_BOOT 1 */
48 /* uncomment if you use NOR on CS3 */
49 /* #define CONFIG_SYS_USE_NOR 1 */
51 #ifdef CONFIG_SYS_NOR_BOOT
52 #undef CONFIG_SYS_USE_NOR
53 #define CONFIG_SYS_USE_NOR 1
56 #include <asm/arch/omap2420.h> /* get chip and board defs */
58 #define V_SCLK 12000000
60 /* input clock of PLL */
61 /* the OMAP2420 H4 has 12MHz, 13MHz, or 19.2Mhz crystal input */
62 #define CONFIG_SYS_CLK_FREQ V_SCLK
64 #undef CONFIG_USE_IRQ /* no support for IRQs */
65 #define CONFIG_MISC_INIT_R
67 #define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */
68 #define CONFIG_SETUP_MEMORY_TAGS 1
69 #define CONFIG_INITRD_TAG 1
70 #define CONFIG_REVISION_TAG 1
73 * Size of malloc() pool
75 #define CONFIG_ENV_SIZE SZ_128K /* Total Size of Environment Sector */
76 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + SZ_128K)
77 #define CONFIG_SYS_GBL_DATA_SIZE 128 /* bytes reserved for initial data */
86 #define CONFIG_DRIVER_LAN91C96
87 #define CONFIG_LAN91C96_BASE (APOLLON_CS1_BASE+0x300)
88 #define CONFIG_LAN91C96_EXT_PHY
91 * NS16550 Configuration
93 #define V_NS16550_CLK (48000000) /* 48MHz (APLL96/2) */
95 #define CONFIG_SYS_NS16550
96 #define CONFIG_SYS_NS16550_SERIAL
97 #define CONFIG_SYS_NS16550_REG_SIZE (-4)
98 #define CONFIG_SYS_NS16550_CLK V_NS16550_CLK /* 3MHz (1.5MHz*2) */
99 #define CONFIG_SYS_NS16550_COM1 OMAP2420_UART1
102 * select serial console configuration
104 #define CONFIG_SERIAL1 1 /* UART1 on H4 */
106 /* allow to overwrite serial and ethaddr */
107 #define CONFIG_ENV_OVERWRITE
108 #define CONFIG_CONS_INDEX 1
109 #define CONFIG_BAUDRATE 115200
110 #define CONFIG_SYS_BAUDRATE_TABLE {9600, 19200, 38400, 57600, 115200}
112 /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
113 #include <config_cmd_default.h>
115 #define CONFIG_CMD_DHCP
116 #define CONFIG_CMD_DIAG
117 #define CONFIG_CMD_ONENAND
119 #undef CONFIG_CMD_AUTOSCRIPT
121 #ifndef CONFIG_SYS_USE_NOR
122 # undef CONFIG_CMD_FLASH
123 # undef CONFIG_CMD_IMLS
126 #define CONFIG_BOOTP_MASK CONFIG_BOOTP_DEFAULT
128 #define CONFIG_BOOTDELAY 1
130 #define CONFIG_NETMASK 255.255.255.0
131 #define CONFIG_IPADDR 192.168.116.25
132 #define CONFIG_SERVERIP 192.168.116.1
133 #define CONFIG_BOOTFILE "uImage"
134 #define CONFIG_ETHADDR 00:0E:99:00:24:20
136 #ifdef CONFIG_APOLLON_PLUS
137 # define CONFIG_BOOTARGS "root=/dev/nfs rw mem=64M console=ttyS0,115200n8 ip=192.168.116.25:192.168.116.1:192.168.116.1:255.255.255.0:apollon:eth0:off nfsroot=/tftpboot/nfsroot profile=2"
139 # define CONFIG_BOOTARGS "root=/dev/nfs rw mem=128M console=ttyS0,115200n8 ip=192.168.116.25:192.168.116.1:192.168.116.1:255.255.255.0:apollon:eth0:off nfsroot=/tftpboot/nfsroot profile=2"
142 #define CONFIG_EXTRA_ENV_SETTINGS \
143 "Image=tftp 0x80008000 Image; go 0x80008000\0" \
144 "zImage=tftp 0x80180000 zImage; go 0x80180000\0" \
145 "uImage=tftp 0x80180000 uImage; bootm 0x80180000\0" \
146 "uboot=tftp 0x80008000 u-boot.bin; go 0x80008000\0" \
147 "xloader=tftp 0x80180000 x-load.bin; cp.w 0x80180000 0x00000400 0x1000; go 0x00000400\0" \
148 "syncmode50=mw.w 0x1e442 0xc0c4; mw 0x6800a060 0xe30d1201\0" \
149 "syncmode=mw.w 0x1e442 0xe0f4; mw 0x6800a060 0xe30d1201\0" \
150 "norboot=cp32 0x18040000 0x80008000 0x200000; go 0x80008000\0" \
151 "oneboot=onenand read 0x80008000 0x40000 0x200000; go 0x80008000\0"\
152 "onesyncboot=run syncmode oneboot\0" \
153 "updateb=tftp 0x80180000 u-boot-onenand.bin; onenand erase 0x0 0x20000; onenand write 0x80180000 0x0 0x20000\0" \
154 "bootcmd=run uboot\0"
157 * Miscellaneous configurable options
159 #define V_PROMPT "Apollon # "
161 #define CONFIG_SYS_LONGHELP /* undef to save memory */
162 #define CONFIG_SYS_PROMPT V_PROMPT
163 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
164 /* Print Buffer Size */
165 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16)
166 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */
167 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
169 #define CONFIG_SYS_MEMTEST_START (OMAP2420_SDRC_CS0) /* memtest works on */
170 #define CONFIG_SYS_MEMTEST_END (OMAP2420_SDRC_CS0+SZ_31M)
172 #undef CONFIG_SYS_CLKS_IN_HZ /* everything, incl board info, in Hz */
174 #define CONFIG_SYS_LOAD_ADDR (OMAP2420_SDRC_CS0) /* default load address */
176 /* The 2420 has 12 GP timers, they can be driven by the SysClk (12/13/19.2)
177 * or by 32KHz clk, or from external sig. This rate is divided by a local
180 #define V_PVT 7 /* use with 12MHz/128 */
182 #define CONFIG_SYS_TIMERBASE OMAP2420_GPT2
183 #define CONFIG_SYS_PVT V_PVT /* 2^(pvt+1) */
184 #define CONFIG_SYS_HZ ((CONFIG_SYS_CLK_FREQ)/(2 << CONFIG_SYS_PVT))
186 /*-----------------------------------------------------------------------
189 * The stack sizes are set up in start.S using the settings below
191 #define CONFIG_STACKSIZE SZ_128K /* regular stack */
192 #ifdef CONFIG_USE_IRQ
193 # define CONFIG_STACKSIZE_IRQ SZ_4K /* IRQ stack */
194 # define CONFIG_STACKSIZE_FIQ SZ_4K /* FIQ stack */
197 /*-----------------------------------------------------------------------
198 * Physical Memory Map
200 #define CONFIG_NR_DRAM_BANKS 1 /* CS1 may or may not be populated */
201 #define PHYS_SDRAM_1 OMAP2420_SDRC_CS0
202 #define PHYS_SDRAM_1_SIZE SZ_128M
203 #define PHYS_SDRAM_2 OMAP2420_SDRC_CS1
205 /*-----------------------------------------------------------------------
206 * FLASH and environment organization
208 #ifdef CONFIG_SYS_USE_NOR
209 /* OneNAND boot, NOR has CS3, But NOR has CS0 when NOR boot */
210 # define CONFIG_SYS_FLASH_BASE 0x18000000
211 # define CONFIG_SYS_MAX_FLASH_BANKS 1
212 # define CONFIG_SYS_MAX_FLASH_SECT 1024
213 /*-----------------------------------------------------------------------
215 * CFI FLASH driver setup
217 # define CONFIG_SYS_FLASH_CFI 1 /* Flash memory is CFI compliant */
218 # define CONFIG_FLASH_CFI_DRIVER 1 /* Use drivers/cfi_flash.c */
219 /* #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 1 */ /* Use buffered writes (~10x faster) */
220 # define CONFIG_SYS_FLASH_PROTECTION 1 /* Use h/w sector protection*/
222 #else /* !CONFIG_SYS_USE_NOR */
223 # define CONFIG_SYS_NO_FLASH 1
224 #endif /* CONFIG_SYS_USE_NOR */
226 /* OneNAND boot, OneNAND has CS0, NOR boot ONeNAND has CS2 */
227 #define CONFIG_SYS_ONENAND_BASE 0x00000000
228 #define CONFIG_ENV_IS_IN_ONENAND 1
229 #define CONFIG_ENV_ADDR 0x00020000
231 #endif /* __CONFIG_H */