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/* SPDX-License-Identifier: GPL-2.0+ */
/*
* (C) Copyright 2007-2008
* Stelian Pop <stelian@popies.net>
* Lead Tech Design <www.leadtechdesign.com>
*
* (C) Copyright 2010
* Achim Ehrlich <aehrlich@taskit.de>
* taskit GmbH <www.taskit.de>
*
* (C) Copyright 2012
* Markus Hubig <mhubig@imko.de>
* IMKO GmbH <www.imko.de>
*
* (C) Copyright 2014
* Heiko Schocher <hs@denx.de>
* DENX Software Engineering GmbH
*
* Configuation settings for the smartweb.
*/
#ifndef __CONFIG_H
#define __CONFIG_H
/*
* SoC must be defined first, before hardware.h is included.
* In this case SoC is defined in boards.cfg.
*/
#include <asm/hardware.h>
#include <linux/sizes.h>
/*
* Warning: changing CONFIG_SYS_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 CONFIG_SYS_AT91_SLOW_CLOCK 32768 /* slow clock xtal */
#define CONFIG_SYS_AT91_MAIN_CLOCK 18432000 /* 18.432MHz crystal */
/* misc settings */
#define CONFIG_CMDLINE_TAG /* pass commandline to Kernel */
#define CONFIG_SETUP_MEMORY_TAGS /* pass memory defs to kernel */
#define CONFIG_INITRD_TAG /* pass initrd param to kernel */
#define CONFIG_SKIP_LOWLEVEL_INIT_ONLY /* U-Boot is loaded by a bootloader */
/* We set the max number of command args high to avoid HUSH bugs. */
#define CONFIG_SYS_MAXARGS 32
/* setting board specific options */
#define CONFIG_MACH_TYPE MACH_TYPE_SMARTWEB
#define CONFIG_ENV_OVERWRITE 1 /* Overwrite ethaddr / serial# */
#define CONFIG_SYS_AUTOLOAD "yes"
#define CONFIG_RESET_TO_RETRY
/* The LED PINs */
#define CONFIG_RED_LED AT91_PIN_PA9
#define CONFIG_GREEN_LED AT91_PIN_PA6
/*
* SDRAM: 1 bank, 64 MB, base address 0x20000000
* Already initialized before u-boot gets started.
*/
#define CONFIG_SYS_SDRAM_BASE ATMEL_BASE_CS1
#define CONFIG_SYS_SDRAM_SIZE (64 * SZ_1M)
/*
* Perform a SDRAM Memtest from the start of SDRAM
* till the beginning of the U-Boot position in RAM.
*/
#define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE
#define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_TEXT_BASE - 0x100000)
/* Size of malloc() pool */
#define CONFIG_SYS_MALLOC_LEN \
ROUND(3 * CONFIG_ENV_SIZE + (4 * SZ_1M), 0x1000)
/* NAND flash settings */
#define CONFIG_SYS_MAX_NAND_DEVICE 1
#define CONFIG_SYS_NAND_BASE ATMEL_BASE_CS3
#define CONFIG_SYS_NAND_DBW_8
#define CONFIG_SYS_NAND_MASK_ALE (1 << 21)
#define CONFIG_SYS_NAND_MASK_CLE (1 << 22)
#define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PC14
#define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PC13
/* general purpose I/O */
#define CONFIG_ATMEL_LEGACY /* required until (g)pio is fixed */
#define CONFIG_AT91_GPIO /* enable the GPIO features */
#define CONFIG_AT91_GPIO_PULLUP 1 /* keep pullups on peripheral pins */
/* serial console */
#define CONFIG_ATMEL_USART
#define CONFIG_USART_BASE ATMEL_BASE_DBGU
#define CONFIG_USART_ID ATMEL_ID_SYS
/*
* Ethernet configuration
*
*/
#define CONFIG_MACB
#define CONFIG_RMII /* use reduced MII inteface */
#define CONFIG_NET_RETRY_COUNT 20 /* # of DHCP/BOOTP retries */
#define CONFIG_AT91_WANTS_COMMON_PHY
/* BOOTP and DHCP options */
#define CONFIG_BOOTP_BOOTFILESIZE
#define CONFIG_NFSBOOTCOMMAND \
"setenv autoload yes; setenv autoboot yes; " \
"setenv bootargs ${basicargs} ${mtdparts} " \
"root=/dev/nfs ip=dhcp nfsroot=${serverip}:/srv/nfs/rootfs; " \
"dhcp"
/* Enable the watchdog */
#define CONFIG_AT91SAM9_WATCHDOG
#if !defined(CONFIG_SPL_BUILD)
#define CONFIG_HW_WATCHDOG
#endif
#define CONFIG_AT91_HW_WDT_TIMEOUT 15
#if !defined(CONFIG_SPL_BUILD)
/* USB configuration */
#define CONFIG_USB_ATMEL
#define CONFIG_USB_ATMEL_CLK_SEL_PLLB
#define CONFIG_USB_OHCI_NEW
#define CONFIG_SYS_USB_OHCI_CPU_INIT
#define CONFIG_SYS_USB_OHCI_REGS_BASE ATMEL_UHP_BASE
#define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9260"
#define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 2
/* USB DFU support */
#define CONFIG_USB_GADGET_AT91
/* DFU class support */
#define CONFIG_SYS_DFU_DATA_BUF_SIZE SZ_1M
#define DFU_MANIFEST_POLL_TIMEOUT 25000
#endif
/* General Boot Parameter */
#define CONFIG_BOOTCOMMAND "run flashboot"
#define CONFIG_SYS_CBSIZE 512
/*
* RAM Memory address where to put the
* Linux Kernel befor starting.
*/
#define CONFIG_SYS_LOAD_ADDR 0x22000000
/*
* The NAND Flash partitions:
*/
#define CONFIG_ENV_OFFSET (0x100000)
#define CONFIG_ENV_OFFSET_REDUND (0x180000)
#define CONFIG_ENV_RANGE (SZ_512K)
#define CONFIG_ENV_SIZE (SZ_128K)
/*
* Predefined environment variables.
* Usefull to define some easy to use boot commands.
*/
#define CONFIG_EXTRA_ENV_SETTINGS \
\
"basicargs=console=ttyS0,115200\0" \
\
"mtdparts="CONFIG_MTDPARTS_DEFAULT"\0"
#ifdef CONFIG_SPL_BUILD
#define CONFIG_SYS_INIT_SP_ADDR 0x301000
#define CONFIG_SPL_STACK_R
#define CONFIG_SPL_STACK_R_ADDR CONFIG_SYS_TEXT_BASE
#else
/*
* Initial stack pointer: 4k - GENERATED_GBL_DATA_SIZE in internal SRAM,
* leaving the correct space for initial global data structure above that
* address while providing maximum stack area below.
*/
#define CONFIG_SYS_INIT_SP_ADDR \
(ATMEL_BASE_SRAM1 + 0x1000 - GENERATED_GBL_DATA_SIZE)
#endif
/* Defines for SPL */
#define CONFIG_SPL_TEXT_BASE 0x0
#define CONFIG_SPL_MAX_SIZE (SZ_4K)
#define CONFIG_SPL_BSS_START_ADDR CONFIG_SYS_SDRAM_BASE
#define CONFIG_SPL_BSS_MAX_SIZE (SZ_16K)
#define CONFIG_SYS_SPL_MALLOC_START (CONFIG_SPL_BSS_START_ADDR + \
CONFIG_SPL_BSS_MAX_SIZE)
#define CONFIG_SYS_SPL_MALLOC_SIZE CONFIG_SYS_MALLOC_LEN
#define CONFIG_SYS_NAND_ENABLE_PIN_SPL (2*32 + 14)
#define CONFIG_SYS_USE_NANDFLASH 1
#define CONFIG_SPL_NAND_DRIVERS
#define CONFIG_SPL_NAND_BASE
#define CONFIG_SPL_NAND_ECC
#define CONFIG_SPL_NAND_RAW_ONLY
#define CONFIG_SPL_NAND_SOFTECC
#define CONFIG_SYS_NAND_U_BOOT_OFFS 0x20000
#define CONFIG_SYS_NAND_U_BOOT_SIZE SZ_512K
#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_SIZE (SZ_256M)
#define CONFIG_SYS_NAND_PAGE_SIZE SZ_2K
#define CONFIG_SYS_NAND_BLOCK_SIZE (SZ_128K)
#define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \
CONFIG_SYS_NAND_PAGE_SIZE)
#define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS
#define CONFIG_SYS_NAND_ECCSIZE 256
#define CONFIG_SYS_NAND_ECCBYTES 3
#define CONFIG_SYS_NAND_OOBSIZE 64
#define CONFIG_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 CONFIG_SPL_ATMEL_SIZE
#define CONFIG_SYS_MASTER_CLOCK (198656000/2)
#define AT91_PLL_LOCK_TIMEOUT 1000000
#define CONFIG_SYS_AT91_PLLA 0x2060bf09
#define CONFIG_SYS_MCKR 0x100
#define CONFIG_SYS_MCKR_CSS (0x02 | CONFIG_SYS_MCKR)
#define CONFIG_SYS_AT91_PLLB 0x10483f0e
#if defined(CONFIG_SPL_BUILD)
#define CONFIG_SYS_ICACHE_OFF
#define CONFIG_SYS_DCACHE_OFF
#endif
#endif /* __CONFIG_H */
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