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/* SPDX-License-Identifier: GPL-2.0+ */
/*
* Copyright (C) 2012 Atmel Corporation
* Copyright (C) 2019 Stefan Roese <sr@denx.de>
*
* Configuation settings for the GARDENA smart Gateway (AT91SAM9G25)
*/
#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 */
#ifndef CONFIG_SPL_BUILD
#define CONFIG_SKIP_LOWLEVEL_INIT
#endif
#define CONFIG_SKIP_LOWLEVEL_INIT_ONLY
/* general purpose I/O */
#define CONFIG_ATMEL_LEGACY /* required until (g)pio is fixed */
/* SDRAM */
#define CONFIG_SYS_SDRAM_BASE 0x20000000
#define CONFIG_SYS_SDRAM_SIZE 0x08000000 /* 128 megs */
#define CONFIG_SYS_INIT_SP_ADDR \
(CONFIG_SYS_SDRAM_BASE + 16 * 1024 - GENERATED_GBL_DATA_SIZE)
#define CONFIG_SYS_MALLOC_LEN (16 * 1024 * 1024)
/* NAND flash */
#define CONFIG_SYS_MAX_NAND_DEVICE 1
#define CONFIG_SYS_NAND_BASE 0x40000000
#define CONFIG_SYS_NAND_DBW_8 1
/* our ALE is AD21 */
#define CONFIG_SYS_NAND_MASK_ALE BIT(21)
/* our CLE is AD22 */
#define CONFIG_SYS_NAND_MASK_CLE BIT(22)
#define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PD4
#define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PD5
#define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */
/* environment organization */
#define CONFIG_ENV_UBI_PART "ubi"
#define CONFIG_ENV_UBI_VOLUME "env"
#define CONFIG_ENV_UBI_VOLUME_REDUND "env_r"
#define CONFIG_ENV_SIZE (64 << 10)
/* SPL */
#define CONFIG_SPL_TEXT_BASE 0x300000
#define CONFIG_SPL_MAX_SIZE 0x7000
#define CONFIG_SPL_STACK 0x308000
#define CONFIG_SPL_BSS_START_ADDR 0x20000000
#define CONFIG_SPL_BSS_MAX_SIZE 0x80000
#define CONFIG_SYS_SPL_MALLOC_START 0x20080000
#define CONFIG_SYS_SPL_MALLOC_SIZE 0x80000
#define CONFIG_SYS_MONITOR_LEN (512 << 10)
#define CONFIG_SYS_MASTER_CLOCK 132096000
#define CONFIG_SYS_AT91_PLLA 0x20c73f03
#define CONFIG_SYS_MCKR 0x1301
#define CONFIG_SYS_MCKR_CSS 0x1302
#define CONFIG_SPL_NAND_DRIVERS
#define CONFIG_SPL_NAND_BASE
#define CONFIG_SPL_NAND_RAW_ONLY
#define CONFIG_SYS_NAND_U_BOOT_OFFS 0x40000
#define CONFIG_SYS_NAND_U_BOOT_SIZE 0xa0000
#define CONFIG_SYS_UBOOT_START CONFIG_SYS_TEXT_BASE
#define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE
#define CONFIG_SYS_NAND_U_BOOT_DST CONFIG_SYS_TEXT_BASE
#define CONFIG_SYS_NAND_5_ADDR_CYCLE
#define CONFIG_SYS_NAND_PAGE_SIZE 0x800
#define CONFIG_SYS_NAND_PAGE_COUNT 64
#define CONFIG_SYS_NAND_OOBSIZE 64
#define CONFIG_SYS_NAND_BLOCK_SIZE 0x20000
#define CONFIG_SYS_NAND_BAD_BLOCK_POS 0x0
#define CONFIG_SPL_PAD_TO CONFIG_SYS_NAND_U_BOOT_OFFS
#define CONFIG_SYS_SPL_LEN CONFIG_SPL_PAD_TO
#endif
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