1 /*
2  * (C) Copyright 2007-2008
3  * Stelian Pop <stelian@popies.net>
4  * Lead Tech Design <www.leadtechdesign.com>
5  *
6  * Configuation settings for the AT91SAM9RLEK board.
7  *
8  * SPDX-License-Identifier:	GPL-2.0+
9  */
10 
11 #ifndef __CONFIG_H
12 #define __CONFIG_H
13 
14 #include <asm/hardware.h>
15 
16 #define CONFIG_SYS_TEXT_BASE		0x21F00000
17 
18 /* ARM asynchronous clock */
19 #define CONFIG_SYS_AT91_SLOW_CLOCK	32768		/* slow clock xtal */
20 #define CONFIG_SYS_AT91_MAIN_CLOCK	12000000	/* main clock xtal */
21 
22 #define CONFIG_AT91SAM9RLEK		1	/* It's an AT91SAM9RLEK Board */
23 
24 #define CONFIG_ARCH_CPU_INIT
25 #define CONFIG_SKIP_LOWLEVEL_INIT
26 #define CONFIG_BOARD_EARLY_INIT_F
27 
28 #define CONFIG_CMDLINE_TAG		1	/* enable passing of ATAGs */
29 #define CONFIG_SETUP_MEMORY_TAGS	1
30 #define CONFIG_INITRD_TAG		1
31 
32 #define CONFIG_DISPLAY_CPUINFO
33 
34 #define CONFIG_CMD_BOOTZ
35 #define CONFIG_OF_LIBFDT
36 
37 #define CONFIG_SYS_GENERIC_BOARD
38 
39 #define CONFIG_ATMEL_LEGACY
40 #define CONFIG_AT91_GPIO		1
41 #define CONFIG_AT91_GPIO_PULLUP		1
42 
43 /*
44  * Hardware drivers
45  */
46 
47 /* serial console */
48 #define CONFIG_ATMEL_USART
49 #define CONFIG_USART_BASE		ATMEL_BASE_DBGU
50 #define CONFIG_USART_ID			ATMEL_ID_SYS
51 #define CONFIG_BAUDRATE			115200
52 
53 /* LCD */
54 #define CONFIG_LCD			1
55 #define LCD_BPP				LCD_COLOR8
56 #define CONFIG_LCD_LOGO			1
57 #undef LCD_TEST_PATTERN
58 #define CONFIG_LCD_INFO			1
59 #define CONFIG_LCD_INFO_BELOW_LOGO	1
60 #define CONFIG_SYS_WHITE_ON_BLACK	1
61 #define CONFIG_ATMEL_LCD		1
62 #define CONFIG_ATMEL_LCD_RGB565		1
63 /* Let board_init_f handle the framebuffer allocation */
64 #undef CONFIG_FB_ADDR
65 #define CONFIG_SYS_CONSOLE_IS_IN_ENV	1
66 
67 
68 /* LED */
69 #define CONFIG_AT91_LED
70 #define	CONFIG_RED_LED		AT91_PIN_PD14	/* this is the power led */
71 #define	CONFIG_GREEN_LED	AT91_PIN_PD15	/* this is the user1 led */
72 #define	CONFIG_YELLOW_LED	AT91_PIN_PD16	/* this is the user2 led */
73 
74 #define CONFIG_BOOTDELAY	3
75 
76 /*
77  * Command line configuration.
78  */
79 #include <config_cmd_default.h>
80 #undef CONFIG_CMD_BDI
81 #undef CONFIG_CMD_FPGA
82 #undef CONFIG_CMD_IMI
83 #undef CONFIG_CMD_IMLS
84 #undef CONFIG_CMD_LOADS
85 #undef CONFIG_CMD_NET
86 #undef CONFIG_CMD_NFS
87 #undef CONFIG_CMD_SOURCE
88 #undef CONFIG_CMD_USB
89 
90 #define CONFIG_CMD_NAND			1
91 
92 /* SDRAM */
93 #define CONFIG_NR_DRAM_BANKS		1
94 #define CONFIG_SYS_SDRAM_BASE		ATMEL_BASE_CS1
95 #define CONFIG_SYS_SDRAM_SIZE		0x04000000
96 
97 #define CONFIG_SYS_INIT_SP_ADDR \
98 	(ATMEL_BASE_SRAM + 0x1000 - GENERATED_GBL_DATA_SIZE)
99 
100 /* DataFlash */
101 #define CONFIG_ATMEL_DATAFLASH_SPI
102 #define CONFIG_HAS_DATAFLASH			1
103 #define CONFIG_SYS_MAX_DATAFLASH_BANKS		1
104 #define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0	0xC0000000	/* CS0 */
105 #define AT91_SPI_CLK				15000000
106 #define DATAFLASH_TCSS				(0x1a << 16)
107 #define DATAFLASH_TCHS				(0x1 << 24)
108 
109 /* NOR flash - not present */
110 #define CONFIG_SYS_NO_FLASH			1
111 
112 /* NAND flash */
113 #ifdef CONFIG_CMD_NAND
114 #define CONFIG_NAND_ATMEL
115 #define CONFIG_SYS_MAX_NAND_DEVICE		1
116 #define CONFIG_SYS_NAND_BASE			ATMEL_BASE_CS3
117 #define CONFIG_SYS_NAND_DBW_8			1
118 /* our ALE is AD21 */
119 #define CONFIG_SYS_NAND_MASK_ALE		(1 << 21)
120 /* our CLE is AD22 */
121 #define CONFIG_SYS_NAND_MASK_CLE		(1 << 22)
122 #define CONFIG_SYS_NAND_ENABLE_PIN		AT91_PIN_PB6
123 #define CONFIG_SYS_NAND_READY_PIN		AT91_PIN_PD17
124 
125 #endif
126 
127 /* MMC */
128 #define CONFIG_CMD_MMC
129 
130 #ifdef CONFIG_CMD_MMC
131 #define CONFIG_MMC
132 #define CONFIG_GENERIC_MMC
133 #define CONFIG_GENERIC_ATMEL_MCI
134 #define CONFIG_CMD_FAT
135 #define CONFIG_DOS_PARTITION
136 #endif
137 
138 /* Ethernet - not present */
139 
140 /* USB - not supported */
141 
142 #define CONFIG_SYS_LOAD_ADDR			0x22000000	/* load address */
143 
144 #define CONFIG_SYS_MEMTEST_START		CONFIG_SYS_SDRAM_BASE
145 #define CONFIG_SYS_MEMTEST_END			0x23e00000
146 
147 #ifdef CONFIG_SYS_USE_DATAFLASH
148 
149 /* bootstrap + u-boot + env + linux in dataflash on CS0 */
150 #define CONFIG_ENV_IS_IN_DATAFLASH	1
151 #define CONFIG_SYS_MONITOR_BASE	(CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + 0x8400)
152 #define CONFIG_ENV_OFFSET		0x4200
153 #define CONFIG_ENV_ADDR		(CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + CONFIG_ENV_OFFSET)
154 #define CONFIG_ENV_SIZE		0x4200
155 #define CONFIG_BOOTCOMMAND	"cp.b 0xC0084000 0x22000000 0x210000; bootm"
156 #define CONFIG_BOOTARGS		"console=ttyS0,115200 " \
157 				"root=/dev/mtdblock0 " \
158 				"mtdparts=atmel_nand:-(root) "\
159 				"rw rootfstype=jffs2"
160 
161 #elif CONFIG_SYS_USE_NANDFLASH
162 
163 /* bootstrap + u-boot + env + linux in nandflash */
164 #define CONFIG_ENV_IS_IN_NAND		1
165 #define CONFIG_ENV_OFFSET		0xc0000
166 #define CONFIG_ENV_OFFSET_REDUND	0x100000
167 #define CONFIG_ENV_SIZE		0x20000		/* 1 sector = 128 kB */
168 #define CONFIG_BOOTCOMMAND	"nand read 0x22000000 0x200000 0x600000; "	\
169 				"nand read 0x21000000 0x180000 0x80000; "	\
170 				"bootz 0x22000000 - 0x21000000"
171 #define CONFIG_BOOTARGS		\
172 				"console=ttyS0,115200 earlyprintk "				\
173 				"mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro,"		\
174 				"256K(env),256k(evn_redundent),256k(spare),"			\
175 				"512k(dtb),6M(kernel)ro,-(rootfs) "				\
176 				"rootfstype=ubifs ubi.mtd=7 root=ubi0:rootfs"
177 
178 #else /* CONFIG_SYS_USE_MMC */
179 
180 /* bootstrap + u-boot + env + linux in mmc */
181 #define CONFIG_ENV_IS_IN_FAT
182 #define CONFIG_FAT_WRITE
183 #define FAT_ENV_INTERFACE	"mmc"
184 #define FAT_ENV_FILE		"uboot.env"
185 #define FAT_ENV_DEVICE_AND_PART	"0"
186 #define CONFIG_ENV_SIZE		0x4000
187 #define CONFIG_BOOTCOMMAND	"fatload mmc 0:1 0x21000000 at91sam9rlek.dtb; " \
188 				"fatload mmc 0:1 0x22000000 zImage; " \
189 				"bootz 0x22000000 - 0x21000000"
190 #define CONFIG_BOOTARGS		"console=ttyS0,115200 " \
191 				"mtdparts=atmel_nand:" \
192 				"8M(bootstrap/uboot/kernel)ro,-(rootfs) " \
193 				"root=/dev/mmcblk0p2 rw rootwait"
194 #endif
195 
196 #define CONFIG_SYS_PROMPT		"U-Boot> "
197 #define CONFIG_SYS_CBSIZE		256
198 #define CONFIG_SYS_MAXARGS		16
199 #define CONFIG_SYS_PBSIZE		(CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
200 #define CONFIG_SYS_LONGHELP		1
201 #define CONFIG_CMDLINE_EDITING		1
202 #define CONFIG_AUTO_COMPLETE
203 
204 /*
205  * Size of malloc() pool
206  */
207 #define CONFIG_SYS_MALLOC_LEN	ROUND(3 * CONFIG_ENV_SIZE + 128*1024, 0x1000)
208 
209 #endif
210