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 AT91SAM9261EK board.
7  *
8  * SPDX-License-Identifier:	GPL-2.0+
9  */
10 
11 #ifndef __CONFIG_H
12 #define __CONFIG_H
13 
14 /* ARM asynchronous clock */
15 #define CONFIG_SYS_AT91_SLOW_CLOCK	32768		/* slow clock xtal */
16 #define CONFIG_SYS_AT91_MAIN_CLOCK	18432000	/* 18.432 MHz crystal */
17 
18 #ifdef CONFIG_AT91SAM9G10
19 #define CONFIG_AT91SAM9G10EK		/* It's an Atmel AT91SAM9G10 EK*/
20 #else
21 #define CONFIG_AT91SAM9261EK		/* It's an Atmel AT91SAM9261 EK*/
22 #endif
23 
24 #include <asm/hardware.h>
25 
26 #define CONFIG_CMDLINE_TAG		/* enable passing of ATAGs */
27 #define CONFIG_SETUP_MEMORY_TAGS
28 #define CONFIG_INITRD_TAG
29 
30 #define CONFIG_SKIP_LOWLEVEL_INIT
31 
32 #define CONFIG_ATMEL_LEGACY
33 #define CONFIG_SYS_TEXT_BASE		0x21f00000
34 
35 /*
36  * Hardware drivers
37  */
38 
39 /* LCD */
40 #define LCD_BPP				LCD_COLOR8
41 #define CONFIG_LCD_LOGO
42 #undef LCD_TEST_PATTERN
43 #define CONFIG_LCD_INFO
44 #define CONFIG_LCD_INFO_BELOW_LOGO
45 #define CONFIG_ATMEL_LCD
46 #ifdef CONFIG_AT91SAM9261EK
47 #define CONFIG_ATMEL_LCD_BGR555
48 #endif
49 
50 /*
51  * BOOTP options
52  */
53 #define CONFIG_BOOTP_BOOTFILESIZE
54 #define CONFIG_BOOTP_BOOTPATH
55 #define CONFIG_BOOTP_GATEWAY
56 #define CONFIG_BOOTP_HOSTNAME
57 
58 /* SDRAM */
59 #define CONFIG_NR_DRAM_BANKS		1
60 #define CONFIG_SYS_SDRAM_BASE		0x20000000
61 #define CONFIG_SYS_SDRAM_SIZE		0x04000000
62 #define CONFIG_SYS_INIT_SP_ADDR \
63 	(ATMEL_BASE_SRAM + 16 * 1024 - GENERATED_GBL_DATA_SIZE)
64 
65 /* NAND flash */
66 #ifdef CONFIG_CMD_NAND
67 #define CONFIG_NAND_ATMEL
68 #define CONFIG_SYS_MAX_NAND_DEVICE		1
69 #define CONFIG_SYS_NAND_BASE			0x40000000
70 #define CONFIG_SYS_NAND_DBW_8
71 /* our ALE is AD22 */
72 #define CONFIG_SYS_NAND_MASK_ALE		(1 << 22)
73 /* our CLE is AD21 */
74 #define CONFIG_SYS_NAND_MASK_CLE		(1 << 21)
75 #define CONFIG_SYS_NAND_ENABLE_PIN		AT91_PIN_PC14
76 #define CONFIG_SYS_NAND_READY_PIN		AT91_PIN_PC15
77 
78 #endif
79 
80 /* Ethernet */
81 #define CONFIG_DRIVER_DM9000
82 #define CONFIG_DM9000_BASE		0x30000000
83 #define DM9000_IO			CONFIG_DM9000_BASE
84 #define DM9000_DATA			(CONFIG_DM9000_BASE + 4)
85 #define CONFIG_DM9000_USE_16BIT
86 #define CONFIG_DM9000_NO_SROM
87 #define CONFIG_NET_RETRY_COUNT		20
88 #define CONFIG_RESET_PHY_R
89 
90 /* USB */
91 #define CONFIG_USB_ATMEL
92 #define CONFIG_USB_ATMEL_CLK_SEL_PLLB
93 #define CONFIG_USB_OHCI_NEW
94 #define CONFIG_SYS_USB_OHCI_CPU_INIT
95 #define CONFIG_SYS_USB_OHCI_REGS_BASE		0x00500000	/* AT91SAM9261_UHP_BASE */
96 #ifdef CONFIG_AT91SAM9G10EK
97 #define CONFIG_SYS_USB_OHCI_SLOT_NAME		"at91sam9g10"
98 #else
99 #define CONFIG_SYS_USB_OHCI_SLOT_NAME		"at91sam9261"
100 #endif
101 #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS	2
102 
103 #define CONFIG_SYS_LOAD_ADDR			0x22000000	/* load address */
104 
105 #define CONFIG_SYS_MEMTEST_START		CONFIG_SYS_SDRAM_BASE
106 #define CONFIG_SYS_MEMTEST_END			0x23e00000
107 
108 #ifdef CONFIG_SYS_USE_DATAFLASH_CS0
109 
110 /* bootstrap + u-boot + env + linux in dataflash on CS0 */
111 #define CONFIG_ENV_OFFSET	0x4200
112 #define CONFIG_ENV_SIZE		0x4200
113 #define CONFIG_ENV_SECT_SIZE	0x210
114 #define CONFIG_ENV_SPI_MAX_HZ	15000000
115 #define CONFIG_BOOTCOMMAND	"sf probe 0; " \
116 				"sf read 0x22000000 0x84000 0x294000; " \
117 				"bootm 0x22000000"
118 #define CONFIG_BOOTARGS		"console=ttyS0,115200 "			\
119 				"root=/dev/mtdblock0 "			\
120 				"mtdparts=atmel_nand:-(root) "		\
121 				"rw rootfstype=jffs2"
122 
123 #elif CONFIG_SYS_USE_DATAFLASH_CS3
124 
125 /* bootstrap + u-boot + env + linux in dataflash on CS3 */
126 #define CONFIG_ENV_OFFSET	0x4200
127 #define CONFIG_ENV_SIZE		0x4200
128 #define CONFIG_ENV_SECT_SIZE	0x210
129 #define CONFIG_ENV_SPI_MAX_HZ	15000000
130 #define CONFIG_BOOTCOMMAND	"sf probe 0:3; " \
131 				"sf read 0x22000000 0x84000 0x294000; " \
132 				"bootm 0x22000000"
133 #define CONFIG_BOOTARGS		"console=ttyS0,115200 "			\
134 				"root=/dev/mtdblock0 "			\
135 				"mtdparts=atmel_nand:-(root) "		\
136 				"rw rootfstype=jffs2"
137 
138 #else /* CONFIG_SYS_USE_NANDFLASH */
139 
140 /* bootstrap + u-boot + env + linux in nandflash */
141 #define CONFIG_ENV_OFFSET		0x120000
142 #define CONFIG_ENV_OFFSET_REDUND	0x100000
143 #define CONFIG_ENV_SIZE		0x20000		/* 1 sector = 128 kB */
144 #define CONFIG_BOOTCOMMAND	"nand read 0x22000000 0x200000 0x300000; bootm"
145 #define CONFIG_BOOTARGS							\
146 	"console=ttyS0,115200 earlyprintk "				\
147 	"mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro,"		\
148 	"256k(env),256k(env_redundant),256k(spare),"			\
149 	"512k(dtb),6M(kernel)ro,-(rootfs) "				\
150 	"root=/dev/mtdblock7 rw rootfstype=jffs2"
151 #endif
152 
153 #define CONFIG_SYS_CBSIZE		256
154 #define CONFIG_SYS_MAXARGS		16
155 #define CONFIG_SYS_LONGHELP
156 #define CONFIG_CMDLINE_EDITING
157 #define CONFIG_AUTO_COMPLETE
158 
159 /*
160  * Size of malloc() pool
161  */
162 #define CONFIG_SYS_MALLOC_LEN		ROUND(3 * CONFIG_ENV_SIZE + 128*1024, 0x1000)
163 
164 #endif
165