2 * (C) Copyright 2007-2008
3 * Stelian Pop <stelian@popies.net>
4 * Lead Tech Design <www.leadtechdesign.com>
6 * Configuation settings for the AT91SAM9RLEK board.
8 * SPDX-License-Identifier: GPL-2.0+
14 #include <asm/hardware.h>
16 #define CONFIG_SYS_TEXT_BASE 0x21F00000
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 */
22 #define CONFIG_AT91SAM9RLEK 1 /* It's an AT91SAM9RLEK Board */
24 #define CONFIG_ARCH_CPU_INIT
25 #define CONFIG_SKIP_LOWLEVEL_INIT
27 #define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */
28 #define CONFIG_SETUP_MEMORY_TAGS 1
29 #define CONFIG_INITRD_TAG 1
31 #define CONFIG_ATMEL_LEGACY
38 #define LCD_BPP LCD_COLOR8
39 #define CONFIG_LCD_LOGO 1
40 #undef LCD_TEST_PATTERN
41 #define CONFIG_LCD_INFO 1
42 #define CONFIG_LCD_INFO_BELOW_LOGO 1
43 #define CONFIG_ATMEL_LCD 1
44 #define CONFIG_ATMEL_LCD_RGB565 1
45 /* Let board_init_f handle the framebuffer allocation */
49 #define CONFIG_NR_DRAM_BANKS 1
50 #define CONFIG_SYS_SDRAM_BASE ATMEL_BASE_CS1
51 #define CONFIG_SYS_SDRAM_SIZE 0x04000000
53 #define CONFIG_SYS_INIT_SP_ADDR \
54 (ATMEL_BASE_SRAM + 16 * 1024 - GENERATED_GBL_DATA_SIZE)
57 #ifdef CONFIG_CMD_NAND
58 #define CONFIG_NAND_ATMEL
59 #define CONFIG_SYS_MAX_NAND_DEVICE 1
60 #define CONFIG_SYS_NAND_BASE ATMEL_BASE_CS3
61 #define CONFIG_SYS_NAND_DBW_8 1
63 #define CONFIG_SYS_NAND_MASK_ALE (1 << 21)
65 #define CONFIG_SYS_NAND_MASK_CLE (1 << 22)
66 #define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PB6
67 #define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PD17
71 /* Ethernet - not present */
73 /* USB - not supported */
75 #define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */
77 #define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE
78 #define CONFIG_SYS_MEMTEST_END 0x23e00000
80 #ifdef CONFIG_SYS_USE_DATAFLASH
82 /* bootstrap + u-boot + env + linux in dataflash on CS0 */
83 #define CONFIG_ENV_OFFSET 0x4200
84 #define CONFIG_ENV_SIZE 0x4200
85 #define CONFIG_ENV_SECT_SIZE 0x210
86 #define CONFIG_ENV_SPI_MAX_HZ 15000000
87 #define CONFIG_BOOTCOMMAND "sf probe 0; " \
88 "sf read 0x22000000 0x84000 0x294000; " \
90 #define CONFIG_BOOTARGS "console=ttyS0,115200 " \
91 "root=/dev/mtdblock0 " \
92 "mtdparts=atmel_nand:-(root) "\
95 #elif CONFIG_SYS_USE_NANDFLASH
97 /* bootstrap + u-boot + env + linux in nandflash */
98 #define CONFIG_ENV_OFFSET 0x120000
99 #define CONFIG_ENV_OFFSET_REDUND 0x100000
100 #define CONFIG_ENV_SIZE 0x20000 /* 1 sector = 128 kB */
101 #define CONFIG_BOOTCOMMAND "nand read 0x22000000 0x200000 0x600000; " \
102 "nand read 0x21000000 0x180000 0x80000; " \
103 "bootz 0x22000000 - 0x21000000"
104 #define CONFIG_BOOTARGS \
105 "console=ttyS0,115200 earlyprintk " \
106 "mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro," \
107 "256K(env),256k(env_redundant),256k(spare)," \
108 "512k(dtb),6M(kernel)ro,-(rootfs) " \
109 "rootfstype=ubifs ubi.mtd=7 root=ubi0:rootfs"
111 #else /* CONFIG_SYS_USE_MMC */
113 /* bootstrap + u-boot + env + linux in mmc */
114 #define CONFIG_ENV_SIZE 0x4000
115 #define CONFIG_BOOTCOMMAND "fatload mmc 0:1 0x21000000 at91sam9rlek.dtb; " \
116 "fatload mmc 0:1 0x22000000 zImage; " \
117 "bootz 0x22000000 - 0x21000000"
118 #define CONFIG_BOOTARGS "console=ttyS0,115200 " \
119 "mtdparts=atmel_nand:" \
120 "8M(bootstrap/uboot/kernel)ro,-(rootfs) " \
121 "root=/dev/mmcblk0p2 rw rootwait"
124 #define CONFIG_SYS_CBSIZE 256
125 #define CONFIG_SYS_MAXARGS 16
126 #define CONFIG_SYS_LONGHELP 1
127 #define CONFIG_CMDLINE_EDITING 1
128 #define CONFIG_AUTO_COMPLETE
131 * Size of malloc() pool
133 #define CONFIG_SYS_MALLOC_LEN ROUND(3 * CONFIG_ENV_SIZE + 128*1024, 0x1000)