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 */
18 * define CONFIG_USB_EHCI_HCD to enable USB Hi-Speed (aka 2.0)
19 * NB: in this case, USB 1.1 devices won't be recognized.
23 #define CFG_SYS_SDRAM_BASE 0x20000000
24 #define CFG_SYS_SDRAM_SIZE 0x08000000 /* 128 megs */
29 #ifdef CONFIG_CMD_NAND
30 #define CFG_SYS_NAND_BASE 0x40000000
32 #define CFG_SYS_NAND_MASK_ALE (1 << 21)
34 #define CFG_SYS_NAND_MASK_CLE (1 << 22)
35 #define CFG_SYS_NAND_ENABLE_PIN AT91_PIN_PD4
36 #define CFG_SYS_NAND_READY_PIN AT91_PIN_PD5
41 #define CONFIG_SYS_MASTER_CLOCK 132096000
42 #define CONFIG_SYS_AT91_PLLA 0x20c73f03
43 #define CONFIG_SYS_MCKR 0x1301
44 #define CONFIG_SYS_MCKR_CSS 0x1302