1/* SPDX-License-Identifier: GPL-2.0+ */
2/*
3 * Common board functions for siemens AT91SAM9G45 based boards
4 * (C) Copyright 2013 Siemens AG
5 *
6 * Based on:
7 * U-Boot file: include/configs/at91sam9m10g45ek.h
8 * (C) Copyright 2007-2008
9 * Stelian Pop <stelian@popies.net>
10 * Lead Tech Design <www.leadtechdesign.com>
11 */
12
13#ifndef __CONFIG_H
14#define __CONFIG_H
15
16#include <asm/hardware.h>
17#include <linux/sizes.h>
18
19/*
20 * Warning: changing CONFIG_TEXT_BASE requires
21 * adapting the initial boot program.
22 * Since the linker has to swallow that define, we must use a pure
23 * hex number here!
24 */
25
26/* ARM asynchronous clock */
27#define CFG_SYS_AT91_SLOW_CLOCK      32768
28#define CFG_SYS_AT91_MAIN_CLOCK      12000000 /* from 12 MHz crystal */
29
30/* serial console */
31#define CFG_USART_BASE		ATMEL_BASE_DBGU
32#define CFG_USART_ID			ATMEL_ID_SYS
33
34/* SDRAM */
35#define CFG_SYS_SDRAM_BASE           ATMEL_BASE_CS6
36#define CFG_SYS_SDRAM_SIZE		0x08000000
37
38/* NAND flash */
39#ifdef CONFIG_CMD_NAND
40#define CFG_SYS_NAND_BASE			ATMEL_BASE_CS3
41/* our ALE is AD21 */
42#define CFG_SYS_NAND_MASK_ALE		(1 << 21)
43/* our CLE is AD22 */
44#define CFG_SYS_NAND_MASK_CLE		(1 << 22)
45#define CFG_SYS_NAND_ENABLE_PIN		AT91_PIN_PC14
46#define CFG_SYS_NAND_READY_PIN		AT91_PIN_PC8
47#endif
48
49/* DFU class support */
50#define DFU_MANIFEST_POLL_TIMEOUT	25000
51
52/* bootstrap + u-boot + env in nandflash */
53
54/* Defines for SPL */
55
56#define CFG_SYS_NAND_U_BOOT_SIZE	0x80000
57#define	CFG_SYS_NAND_U_BOOT_START	CONFIG_TEXT_BASE
58#define CFG_SYS_NAND_U_BOOT_DST	CONFIG_TEXT_BASE
59
60#define CFG_SYS_NAND_ECCSIZE		256
61#define CFG_SYS_NAND_ECCBYTES	3
62#define CFG_SYS_NAND_ECCPOS		{ 40, 41, 42, 43, 44, 45, 46, 47, \
63					  48, 49, 50, 51, 52, 53, 54, 55, \
64					  56, 57, 58, 59, 60, 61, 62, 63, }
65
66#define CFG_SYS_MASTER_CLOCK		132096000
67#define AT91_PLL_LOCK_TIMEOUT		1000000
68#define CFG_SYS_AT91_PLLA		0x20c73f03
69#define CFG_SYS_MCKR			0x1301
70#define CFG_SYS_MCKR_CSS		0x1302
71
72#endif
73