| /* SPDX-License-Identifier: GPL-2.0+ */ |
| /* |
| * Copyright (C) 2012 Atmel Corporation |
| * |
| * Configuation settings for the AT91SAM9X5EK board. |
| */ |
| |
| #ifndef __CONFIG_H__ |
| #define __CONFIG_H__ |
| |
| /* ARM asynchronous clock */ |
| #define CONFIG_SYS_AT91_SLOW_CLOCK 32768 |
| #define CONFIG_SYS_AT91_MAIN_CLOCK 12000000 /* 12 MHz crystal */ |
| |
| /* general purpose I/O */ |
| |
| /* |
| * define CONFIG_USB_EHCI_HCD to enable USB Hi-Speed (aka 2.0) |
| * NB: in this case, USB 1.1 devices won't be recognized. |
| */ |
| |
| /* SDRAM */ |
| #define CONFIG_SYS_SDRAM_BASE 0x20000000 |
| #define CONFIG_SYS_SDRAM_SIZE 0x08000000 /* 128 megs */ |
| |
| /* DataFlash */ |
| |
| /* NAND flash */ |
| #ifdef CONFIG_CMD_NAND |
| #define CFG_SYS_NAND_BASE 0x40000000 |
| /* our ALE is AD21 */ |
| #define CFG_SYS_NAND_MASK_ALE (1 << 21) |
| /* our CLE is AD22 */ |
| #define CFG_SYS_NAND_MASK_CLE (1 << 22) |
| #define CFG_SYS_NAND_ENABLE_PIN AT91_PIN_PD4 |
| #define CFG_SYS_NAND_READY_PIN AT91_PIN_PD5 |
| #endif |
| |
| /* SPL */ |
| |
| #define CONFIG_SYS_MASTER_CLOCK 132096000 |
| #define CONFIG_SYS_AT91_PLLA 0x20c73f03 |
| #define CONFIG_SYS_MCKR 0x1301 |
| #define CONFIG_SYS_MCKR_CSS 0x1302 |
| |
| #endif |