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Sandeep Sheriker Mallikarjun51422662019-09-27 13:08:52 +00001/* SPDX-License-Identifier: GPL-2.0+ */
2/*
3 * Configuation settings for the SAM9X60EK board.
4 *
5 * Copyright (C) 2018 Microchip Technology Inc. and its subsidiaries
6 *
7 * Author: Sandeep Sheriker M <sandeep.sheriker@microchip.com>
8 */
9
10#ifndef __CONFIG_H__
11#define __CONFIG_H__
12
13/* ARM asynchronous clock */
14#define CONFIG_SYS_AT91_SLOW_CLOCK 32768
15#define CONFIG_SYS_AT91_MAIN_CLOCK 24000000 /* 24 MHz crystal */
16
17#define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
18#define CONFIG_SETUP_MEMORY_TAGS
19#define CONFIG_INITRD_TAG
20#define CONFIG_SKIP_LOWLEVEL_INIT
21
22#define CONFIG_USART_BASE ATMEL_BASE_DBGU
23#define CONFIG_USART_ID 0 /* ignored in arm */
24
25/* general purpose I/O */
26#define CONFIG_ATMEL_LEGACY /* required until (g)pio is fixed */
27
28/*
29 * BOOTP options
30 */
31#define CONFIG_BOOTP_BOOTFILESIZE
32
33/*
34 * define CONFIG_USB_EHCI_HCD to enable USB Hi-Speed (aka 2.0)
35 * NB: in this case, USB 1.1 devices won't be recognized.
36 */
37
38/* SDRAM */
39#define CONFIG_SYS_SDRAM_BASE 0x20000000
40#define CONFIG_SYS_SDRAM_SIZE 0x10000000 /* 256 megs */
41
42#define CONFIG_SYS_INIT_SP_ADDR \
43 (CONFIG_SYS_SDRAM_BASE + 16 * 1024 - GENERATED_GBL_DATA_SIZE)
44
Tudor Ambarus8ed15e42019-09-27 13:09:07 +000045/* NAND flash */
46#ifdef CONFIG_CMD_NAND
47#define CONFIG_NAND_ATMEL
48#define CONFIG_SYS_MAX_NAND_DEVICE 1
49#define CONFIG_SYS_NAND_BASE 0x40000000
50#define CONFIG_SYS_NAND_MASK_ALE BIT(21)
51#define CONFIG_SYS_NAND_MASK_CLE BIT(22)
52#define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PD4
53#define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PD5
54#define CONFIG_SYS_NAND_ONFI_DETECTION
Tudor Ambarus8ed15e42019-09-27 13:09:07 +000055#endif
56
57/* PMECC & PMERRLOC */
58#define CONFIG_ATMEL_NAND_HWECC
59#define CONFIG_ATMEL_NAND_HW_PMECC
60#define CONFIG_PMECC_CAP 8
61#define CONFIG_PMECC_SECTOR_SIZE 512
62
Sandeep Sheriker Mallikarjun51422662019-09-27 13:08:52 +000063#define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */
64
65#ifdef CONFIG_SD_BOOT
66/* bootstrap + u-boot + env + linux in sd card */
67#define CONFIG_BOOTCOMMAND \
68 "fatload mmc 0:1 0x21000000 at91-sam9x60ek.dtb;" \
69 "fatload mmc 0:1 0x22000000 zImage;" \
70 "bootz 0x22000000 - 0x21000000"
Tudor Ambarus8ed15e42019-09-27 13:09:07 +000071
72#elif defined(CONFIG_NAND_BOOT)
73/* bootstrap + u-boot + env + linux in nandflash */
Tudor Ambarus8ed15e42019-09-27 13:09:07 +000074#define CONFIG_BOOTCOMMAND "nand read " \
75 "0x22000000 0x200000 0x600000; " \
76 "nand read 0x21000000 0x180000 0x20000; " \
77 "bootz 0x22000000 - 0x21000000"
Tudor Ambarus8c04ea72019-09-27 13:09:15 +000078
79#elif defined(CONFIG_QSPI_BOOT)
80/* bootstrap + u-boot + env + linux in SPI NOR flash */
81#define CONFIG_BOOTCOMMAND "sf probe 0; " \
82 "sf read 0x21000000 0x180000 0x80000; " \
83 "sf read 0x22000000 0x200000 0x600000; " \
84 "bootz 0x22000000 - 0x21000000"
Sandeep Sheriker Mallikarjun51422662019-09-27 13:08:52 +000085#endif
86
87/*
88 * Size of malloc() pool
89 */
90#define CONFIG_SYS_MALLOC_LEN (512 * 1024 + 0x1000)
91
92#endif