2 * Copyright (C) 2011 Samsung Electronics
4 * Configuration settings for the SAMSUNG ORIGEN (EXYNOS4210) board.
6 * See file CREDITS for list of people who contributed to this
9 * This program is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU General Public License as
11 * published by the Free Software Foundation; either version 2 of
12 * the License, or (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
28 /* High Level Configuration Options */
29 #define CONFIG_SAMSUNG 1 /* SAMSUNG core */
30 #define CONFIG_S5P 1 /* S5P Family */
31 #define CONFIG_EXYNOS4210 1 /* which is a EXYNOS4210 SoC */
32 #define CONFIG_ORIGEN 1 /* working with ORIGEN*/
34 #include <asm/arch/cpu.h> /* get chip and board defs */
36 #define CONFIG_ARCH_CPU_INIT
37 #define CONFIG_DISPLAY_CPUINFO
38 #define CONFIG_DISPLAY_BOARDINFO
40 /* Keep L2 Cache Disabled */
41 #define CONFIG_L2_OFF 1
42 #define CONFIG_SYS_DCACHE_OFF 1
44 #define CONFIG_SYS_SDRAM_BASE 0x40000000
45 #define CONFIG_SYS_TEXT_BASE 0x43E00000
47 /* input clock of PLL: ORIGEN has 24MHz input clock */
48 #define CONFIG_SYS_CLK_FREQ 24000000
50 #define CONFIG_SETUP_MEMORY_TAGS
51 #define CONFIG_CMDLINE_TAG
52 #define CONFIG_INITRD_TAG
53 #define CONFIG_CMDLINE_EDITING
55 #define CONFIG_MACH_TYPE MACH_TYPE_ORIGEN
57 /* Power Down Modes */
58 #define S5P_CHECK_SLEEP 0x00000BAD
59 #define S5P_CHECK_DIDLE 0xBAD00000
60 #define S5P_CHECK_LPA 0xABAD0000
62 /* Size of malloc() pool */
63 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (1 << 20))
65 /* select serial console configuration */
66 #define CONFIG_SERIAL2 1 /* use SERIAL 2 */
67 #define CONFIG_BAUDRATE 115200
68 #define EXYNOS4_DEFAULT_UART_OFFSET 0x020000
70 /* SD/MMC configuration */
71 #define CONFIG_GENERIC_MMC
74 #define CONFIG_S5P_SDHCI
79 /* allow to overwrite serial and ethaddr */
80 #define CONFIG_ENV_OVERWRITE
82 /* Command definition*/
83 #include <config_cmd_default.h>
85 #undef CONFIG_CMD_PING
86 #define CONFIG_CMD_ELF
87 #define CONFIG_CMD_DHCP
88 #define CONFIG_CMD_MMC
89 #define CONFIG_CMD_FAT
93 #define CONFIG_BOOTDELAY 3
94 #define CONFIG_ZERO_BOOTDELAY_CHECK
97 #define COPY_BL2_FNPTR_ADDR 0x02020030
99 #define CONFIG_BOOTCOMMAND "fatload mmc 0 40007000 uImage; bootm 40007000"
101 /* Miscellaneous configurable options */
102 #define CONFIG_SYS_LONGHELP /* undef to save memory */
103 #define CONFIG_SYS_HUSH_PARSER /* use "hush" command parser */
104 #define CONFIG_SYS_PROMPT "ORIGEN # "
105 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size*/
106 #define CONFIG_SYS_PBSIZE 384 /* Print Buffer Size */
107 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */
108 #define CONFIG_DEFAULT_CONSOLE "console=ttySAC2,115200n8\0"
109 /* Boot Argument Buffer Size */
110 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
111 /* memtest works on */
112 #define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE
113 #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_SDRAM_BASE + 0x6000000)
114 #define CONFIG_SYS_LOAD_ADDR (CONFIG_SYS_SDRAM_BASE + 0x3E00000)
116 #define CONFIG_SYS_HZ 1000
118 /* ORIGEN has 4 bank of DRAM */
119 #define CONFIG_NR_DRAM_BANKS 4
120 #define SDRAM_BANK_SIZE (256UL << 20UL) /* 256 MB */
121 #define PHYS_SDRAM_1 CONFIG_SYS_SDRAM_BASE
122 #define PHYS_SDRAM_1_SIZE SDRAM_BANK_SIZE
123 #define PHYS_SDRAM_2 (CONFIG_SYS_SDRAM_BASE + SDRAM_BANK_SIZE)
124 #define PHYS_SDRAM_2_SIZE SDRAM_BANK_SIZE
125 #define PHYS_SDRAM_3 (CONFIG_SYS_SDRAM_BASE + (2 * SDRAM_BANK_SIZE))
126 #define PHYS_SDRAM_3_SIZE SDRAM_BANK_SIZE
127 #define PHYS_SDRAM_4 (CONFIG_SYS_SDRAM_BASE + (3 * SDRAM_BANK_SIZE))
128 #define PHYS_SDRAM_4_SIZE SDRAM_BANK_SIZE
130 /* FLASH and environment organization */
131 #define CONFIG_SYS_NO_FLASH 1
132 #undef CONFIG_CMD_IMLS
133 #define CONFIG_IDENT_STRING " for ORIGEN"
135 #define CONFIG_CLK_1000_400_200
137 /* MIU (Memory Interleaving Unit) */
138 #define CONFIG_MIU_2BIT_21_7_INTERLEAVED
140 #define CONFIG_ENV_IS_IN_MMC 1
141 #define CONFIG_SYS_MMC_ENV_DEV 0
142 #define CONFIG_ENV_SIZE (16 << 10) /* 16 KB */
143 #define RESERVE_BLOCK_SIZE (512)
144 #define BL1_SIZE (16 << 10) /*16 K reserved for BL1*/
145 #define CONFIG_ENV_OFFSET (RESERVE_BLOCK_SIZE + BL1_SIZE)
146 #define CONFIG_DOS_PARTITION 1
148 #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_LOAD_ADDR - GENERATED_GBL_DATA_SIZE)
150 /* U-boot copy size from boot Media to DRAM.*/
151 #define COPY_BL2_SIZE 0x80000
152 #define BL2_START_OFFSET ((CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE)/512)
153 #define BL2_SIZE_BLOC_COUNT (COPY_BL2_SIZE/512)
155 /* Enable devicetree support */
156 #define CONFIG_OF_LIBFDT
157 #endif /* __CONFIG_H */