| /* SPDX-License-Identifier: GPL-2.0+ */ |
| /* |
| * Common board functions for siemens AT91SAM9G45 based boards |
| * (C) Copyright 2013 Siemens AG |
| * |
| * Based on: |
| * U-Boot file: include/configs/at91sam9m10g45ek.h |
| * (C) Copyright 2007-2008 |
| * Stelian Pop <stelian@popies.net> |
| * Lead Tech Design <www.leadtechdesign.com> |
| */ |
| |
| #ifndef __CONFIG_H |
| #define __CONFIG_H |
| |
| #include <asm/hardware.h> |
| #include <linux/sizes.h> |
| |
| /* |
| * Warning: changing CONFIG_TEXT_BASE requires |
| * adapting the initial boot program. |
| * Since the linker has to swallow that define, we must use a pure |
| * hex number here! |
| */ |
| |
| /* ARM asynchronous clock */ |
| #define CFG_SYS_AT91_SLOW_CLOCK 32768 |
| #define CFG_SYS_AT91_MAIN_CLOCK 12000000 /* from 12 MHz crystal */ |
| |
| /* serial console */ |
| #define CFG_USART_BASE ATMEL_BASE_DBGU |
| #define CFG_USART_ID ATMEL_ID_SYS |
| |
| /* SDRAM */ |
| #define CFG_SYS_SDRAM_BASE ATMEL_BASE_CS6 |
| #define CFG_SYS_SDRAM_SIZE 0x08000000 |
| |
| /* NAND flash */ |
| #ifdef CONFIG_CMD_NAND |
| #define CFG_SYS_NAND_BASE ATMEL_BASE_CS3 |
| /* 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_PC14 |
| #define CFG_SYS_NAND_READY_PIN AT91_PIN_PC8 |
| #endif |
| |
| /* DFU class support */ |
| #define DFU_MANIFEST_POLL_TIMEOUT 25000 |
| |
| /* bootstrap + u-boot + env in nandflash */ |
| |
| /* Defines for SPL */ |
| |
| #define CFG_SYS_NAND_U_BOOT_SIZE 0x80000 |
| #define CFG_SYS_NAND_U_BOOT_START CONFIG_TEXT_BASE |
| #define CFG_SYS_NAND_U_BOOT_DST CONFIG_TEXT_BASE |
| |
| #define CFG_SYS_NAND_ECCSIZE 256 |
| #define CFG_SYS_NAND_ECCBYTES 3 |
| #define CFG_SYS_NAND_ECCPOS { 40, 41, 42, 43, 44, 45, 46, 47, \ |
| 48, 49, 50, 51, 52, 53, 54, 55, \ |
| 56, 57, 58, 59, 60, 61, 62, 63, } |
| |
| #define CFG_SYS_MASTER_CLOCK 132096000 |
| #define AT91_PLL_LOCK_TIMEOUT 1000000 |
| #define CFG_SYS_AT91_PLLA 0x20c73f03 |
| #define CFG_SYS_MCKR 0x1301 |
| #define CFG_SYS_MCKR_CSS 0x1302 |
| |
| #endif |
