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/*
* (C) Copyright 2007-2008
* Stelian Pop <stelian@popies.net>
* Lead Tech Design <www.leadtechdesign.com>
*
* Configuation settings for the AT91SAM9RLEK board.
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef __CONFIG_H
#define __CONFIG_H
#include <asm/hardware.h>
#define CONFIG_SYS_TEXT_BASE 0x21F00000
/* ARM asynchronous clock */
#define CONFIG_SYS_AT91_SLOW_CLOCK 32768 /* slow clock xtal */
#define CONFIG_SYS_AT91_MAIN_CLOCK 12000000 /* main clock xtal */
#define CONFIG_AT91SAM9RLEK 1 /* It's an AT91SAM9RLEK Board */
#define CONFIG_ARCH_CPU_INIT
#define CONFIG_SKIP_LOWLEVEL_INIT
#define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */
#define CONFIG_SETUP_MEMORY_TAGS 1
#define CONFIG_INITRD_TAG 1
#define CONFIG_ATMEL_LEGACY
/*
* Hardware drivers
*/
/* LCD */
#define LCD_BPP LCD_COLOR8
#define CONFIG_LCD_LOGO 1
#undef LCD_TEST_PATTERN
#define CONFIG_LCD_INFO 1
#define CONFIG_LCD_INFO_BELOW_LOGO 1
#define CONFIG_ATMEL_LCD 1
#define CONFIG_ATMEL_LCD_RGB565 1
/* Let board_init_f handle the framebuffer allocation */
#undef CONFIG_FB_ADDR
/* SDRAM */
#define CONFIG_NR_DRAM_BANKS 1
#define CONFIG_SYS_SDRAM_BASE ATMEL_BASE_CS1
#define CONFIG_SYS_SDRAM_SIZE 0x04000000
#define CONFIG_SYS_INIT_SP_ADDR \
(ATMEL_BASE_SRAM + 16 * 1024 - GENERATED_GBL_DATA_SIZE)
/* NAND flash */
#ifdef CONFIG_CMD_NAND
#define CONFIG_NAND_ATMEL
#define CONFIG_SYS_MAX_NAND_DEVICE 1
#define CONFIG_SYS_NAND_BASE ATMEL_BASE_CS3
#define CONFIG_SYS_NAND_DBW_8 1
/* our ALE is AD21 */
#define CONFIG_SYS_NAND_MASK_ALE (1 << 21)
/* our CLE is AD22 */
#define CONFIG_SYS_NAND_MASK_CLE (1 << 22)
#define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PB6
#define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PD17
#endif
/* Ethernet - not present */
/* USB - not supported */
#define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */
#define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE
#define CONFIG_SYS_MEMTEST_END 0x23e00000
#ifdef CONFIG_SYS_USE_DATAFLASH
/* bootstrap + u-boot + env + linux in dataflash on CS0 */
#define CONFIG_ENV_OFFSET 0x4200
#define CONFIG_ENV_SIZE 0x4200
#define CONFIG_ENV_SECT_SIZE 0x210
#define CONFIG_ENV_SPI_MAX_HZ 15000000
#define CONFIG_BOOTCOMMAND "sf probe 0; " \
"sf read 0x22000000 0x84000 0x294000; " \
"bootm 0x22000000"
#elif CONFIG_SYS_USE_NANDFLASH
/* bootstrap + u-boot + env + linux in nandflash */
#define CONFIG_ENV_OFFSET 0x120000
#define CONFIG_ENV_OFFSET_REDUND 0x100000
#define CONFIG_ENV_SIZE 0x20000 /* 1 sector = 128 kB */
#define CONFIG_BOOTCOMMAND "nand read 0x22000000 0x200000 0x600000; " \
"nand read 0x21000000 0x180000 0x80000; " \
"bootz 0x22000000 - 0x21000000"
#else /* CONFIG_SYS_USE_MMC */
/* bootstrap + u-boot + env + linux in mmc */
#define CONFIG_ENV_SIZE 0x4000
#define CONFIG_BOOTCOMMAND "fatload mmc 0:1 0x21000000 at91sam9rlek.dtb; " \
"fatload mmc 0:1 0x22000000 zImage; " \
"bootz 0x22000000 - 0x21000000"
#endif
#define CONFIG_SYS_LONGHELP 1
#define CONFIG_CMDLINE_EDITING 1
#define CONFIG_AUTO_COMPLETE
/*
* Size of malloc() pool
*/
#define CONFIG_SYS_MALLOC_LEN ROUND(3 * CONFIG_ENV_SIZE + 128*1024, 0x1000)
#endif
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