2 * Copyright (C) 2011 Samsung Electronics
4 * Configuration settings for the SAMSUNG ORIGEN (EXYNOS4210) board.
6 * SPDX-License-Identifier: GPL-2.0+
12 /* High Level Configuration Options */
13 #define CONFIG_SAMSUNG 1 /* SAMSUNG core */
14 #define CONFIG_S5P 1 /* S5P Family */
15 #define CONFIG_EXYNOS4210 1 /* which is a EXYNOS4210 SoC */
16 #define CONFIG_ORIGEN 1 /* working with ORIGEN*/
18 #include <asm/arch/cpu.h> /* get chip and board defs */
20 #define CONFIG_ARCH_CPU_INIT
21 #define CONFIG_DISPLAY_CPUINFO
22 #define CONFIG_DISPLAY_BOARDINFO
23 #define CONFIG_BOARD_EARLY_INIT_F
25 /* Keep L2 Cache Disabled */
26 #define CONFIG_L2_OFF 1
27 #define CONFIG_SYS_DCACHE_OFF 1
29 #define CONFIG_SYS_SDRAM_BASE 0x40000000
30 #define CONFIG_SYS_TEXT_BASE 0x43E00000
32 /* input clock of PLL: ORIGEN has 24MHz input clock */
33 #define CONFIG_SYS_CLK_FREQ 24000000
35 #define CONFIG_SETUP_MEMORY_TAGS
36 #define CONFIG_CMDLINE_TAG
37 #define CONFIG_INITRD_TAG
38 #define CONFIG_CMDLINE_EDITING
40 #define CONFIG_MACH_TYPE MACH_TYPE_ORIGEN
42 /* Power Down Modes */
43 #define S5P_CHECK_SLEEP 0x00000BAD
44 #define S5P_CHECK_DIDLE 0xBAD00000
45 #define S5P_CHECK_LPA 0xABAD0000
47 /* Size of malloc() pool */
48 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (1 << 20))
50 /* select serial console configuration */
51 #define CONFIG_SERIAL2 1 /* use SERIAL 2 */
52 #define CONFIG_BAUDRATE 115200
53 #define EXYNOS4_DEFAULT_UART_OFFSET 0x020000
55 #define CONFIG_SKIP_LOWLEVEL_INIT
57 /* SD/MMC configuration */
58 #define CONFIG_GENERIC_MMC
61 #define CONFIG_S5P_SDHCI
66 /* allow to overwrite serial and ethaddr */
67 #define CONFIG_ENV_OVERWRITE
69 /* Command definition*/
70 #include <config_cmd_default.h>
72 #undef CONFIG_CMD_PING
73 #define CONFIG_CMD_ELF
74 #define CONFIG_CMD_DHCP
75 #define CONFIG_CMD_MMC
76 #define CONFIG_CMD_FAT
80 #define CONFIG_BOOTDELAY 3
81 #define CONFIG_ZERO_BOOTDELAY_CHECK
84 #define COPY_BL2_FNPTR_ADDR 0x02020030
86 #define CONFIG_SPL_TEXT_BASE 0x02021410
88 #define CONFIG_BOOTCOMMAND "fatload mmc 0 40007000 uImage; bootm 40007000"
90 /* Miscellaneous configurable options */
91 #define CONFIG_SYS_LONGHELP /* undef to save memory */
92 #define CONFIG_SYS_HUSH_PARSER /* use "hush" command parser */
93 #define CONFIG_SYS_PROMPT "ORIGEN # "
94 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size*/
95 #define CONFIG_SYS_PBSIZE 384 /* Print Buffer Size */
96 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */
97 #define CONFIG_DEFAULT_CONSOLE "console=ttySAC2,115200n8\0"
98 /* Boot Argument Buffer Size */
99 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
100 /* memtest works on */
101 #define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE
102 #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_SDRAM_BASE + 0x6000000)
103 #define CONFIG_SYS_LOAD_ADDR (CONFIG_SYS_SDRAM_BASE + 0x3E00000)
105 /* ORIGEN has 4 bank of DRAM */
106 #define CONFIG_NR_DRAM_BANKS 4
107 #define SDRAM_BANK_SIZE (256UL << 20UL) /* 256 MB */
108 #define PHYS_SDRAM_1 CONFIG_SYS_SDRAM_BASE
109 #define PHYS_SDRAM_1_SIZE SDRAM_BANK_SIZE
110 #define PHYS_SDRAM_2 (CONFIG_SYS_SDRAM_BASE + SDRAM_BANK_SIZE)
111 #define PHYS_SDRAM_2_SIZE SDRAM_BANK_SIZE
112 #define PHYS_SDRAM_3 (CONFIG_SYS_SDRAM_BASE + (2 * SDRAM_BANK_SIZE))
113 #define PHYS_SDRAM_3_SIZE SDRAM_BANK_SIZE
114 #define PHYS_SDRAM_4 (CONFIG_SYS_SDRAM_BASE + (3 * SDRAM_BANK_SIZE))
115 #define PHYS_SDRAM_4_SIZE SDRAM_BANK_SIZE
117 /* FLASH and environment organization */
118 #define CONFIG_SYS_NO_FLASH 1
119 #undef CONFIG_CMD_IMLS
120 #define CONFIG_IDENT_STRING " for ORIGEN"
122 #define CONFIG_CLK_1000_400_200
124 /* MIU (Memory Interleaving Unit) */
125 #define CONFIG_MIU_2BIT_21_7_INTERLEAVED
127 #define CONFIG_ENV_IS_IN_MMC 1
128 #define CONFIG_SYS_MMC_ENV_DEV 0
129 #define CONFIG_ENV_SIZE (16 << 10) /* 16 KB */
130 #define RESERVE_BLOCK_SIZE (512)
131 #define BL1_SIZE (16 << 10) /*16 K reserved for BL1*/
132 #define CONFIG_ENV_OFFSET (RESERVE_BLOCK_SIZE + BL1_SIZE)
133 #define CONFIG_DOS_PARTITION 1
135 #define CONFIG_SPL_LDSCRIPT "board/samsung/common/exynos-uboot-spl.lds"
136 #define CONFIG_SPL_MAX_FOOTPRINT (14 * 1024)
138 #define CONFIG_SYS_INIT_SP_ADDR 0x02040000
140 /* U-boot copy size from boot Media to DRAM.*/
141 #define COPY_BL2_SIZE 0x80000
142 #define BL2_START_OFFSET ((CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE)/512)
143 #define BL2_SIZE_BLOC_COUNT (COPY_BL2_SIZE/512)
145 /* Enable devicetree support */
146 #define CONFIG_OF_LIBFDT
148 #endif /* __CONFIG_H */