1 /* SPDX-License-Identifier: GPL-2.0+ */
3 * Copyright (C) 2012 Atmel Corporation
5 * Configuation settings for the AT91SAM9X5EK board.
11 /* ARM asynchronous clock */
12 #define CONFIG_SYS_AT91_SLOW_CLOCK 32768
13 #define CONFIG_SYS_AT91_MAIN_CLOCK 12000000 /* 12 MHz crystal */
15 /* general purpose I/O */
16 #define CONFIG_ATMEL_LEGACY /* required until (g)pio is fixed */
19 * define CONFIG_USB_EHCI_HCD to enable USB Hi-Speed (aka 2.0)
20 * NB: in this case, USB 1.1 devices won't be recognized.
24 #define CONFIG_SYS_SDRAM_BASE 0x20000000
25 #define CONFIG_SYS_SDRAM_SIZE 0x08000000 /* 128 megs */
27 #define CONFIG_SYS_INIT_SP_ADDR \
28 (CONFIG_SYS_SDRAM_BASE + 16 * 1024 - GENERATED_GBL_DATA_SIZE)
33 #ifdef CONFIG_CMD_NAND
34 #define CONFIG_SYS_MAX_NAND_DEVICE 1
35 #define CONFIG_SYS_NAND_BASE 0x40000000
36 #define CONFIG_SYS_NAND_DBW_8 1
38 #define CONFIG_SYS_NAND_MASK_ALE (1 << 21)
40 #define CONFIG_SYS_NAND_MASK_CLE (1 << 22)
41 #define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PD4
42 #define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PD5
47 #ifndef CONFIG_USB_EHCI_HCD
48 #define CONFIG_USB_ATMEL
49 #define CONFIG_USB_ATMEL_CLK_SEL_UPLL
50 #define CONFIG_USB_OHCI_NEW
51 #define CONFIG_SYS_USB_OHCI_CPU_INIT
52 #define CONFIG_SYS_USB_OHCI_REGS_BASE ATMEL_BASE_OHCI
53 #define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9x5"
54 #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 3
58 #ifdef CONFIG_NAND_BOOT
59 /* bootstrap + u-boot + env + linux in nandflash */
60 #elif defined(CONFIG_SPI_BOOT)
61 /* bootstrap + u-boot + env + linux in spi flash */
62 #elif defined(CONFIG_SYS_USE_DATAFLASH)
63 /* bootstrap + u-boot + env + linux in data flash */
67 #define CONFIG_SPL_MAX_SIZE 0x6000
68 #define CONFIG_SPL_STACK 0x308000
70 #define CONFIG_SPL_BSS_START_ADDR 0x20000000
71 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000
72 #define CONFIG_SYS_SPL_MALLOC_START 0x20080000
73 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x80000
75 #define CONFIG_SYS_MONITOR_LEN (512 << 10)
77 #define CONFIG_SYS_MASTER_CLOCK 132096000
78 #define CONFIG_SYS_AT91_PLLA 0x20c73f03
79 #define CONFIG_SYS_MCKR 0x1301
80 #define CONFIG_SYS_MCKR_CSS 0x1302
83 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img"