u-boot/include/configs/at91sam9x5ek.h
Tom Rini 9774462e34 arm: Disable ATAGs support
With the exceptions of ds109, ds414, icnova-a20-swac, nokia_rx51 and
stemmy, disable ATAG support.  A large number of platforms had enabled
support but never supported a kernel so old as to require it.  Further,
some platforms are old enough to support both, but are well supported by
devicetree booting, and have been for a number of years.  This is
because some of the ATAGs related functions have been re-used to provide
the same kind of information, but for devicetree or just generally to
inform the user.  When needed still, rename these functions to
get_board_revision() instead, to avoid conflicts.  In other cases, these
functions were simply unused, so drop them.

Cc: Andre Przywara <andre.przywara@arm.com>
Cc: Jagan Teki <jagan@amarulasolutions.com>
Cc: Phil Sutter <phil@nwl.cc>
Cc: Stefan Bosch <stefan_b@posteo.net>
Signed-off-by: Tom Rini <trini@konsulko.com>
2021-09-07 16:22:30 -04:00

108 lines
3 KiB
C

/* SPDX-License-Identifier: GPL-2.0+ */
/*
* Copyright (C) 2012 Atmel Corporation
*
* Configuation settings for the AT91SAM9X5EK board.
*/
#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 */
/* general purpose I/O */
#define CONFIG_ATMEL_LEGACY /* required until (g)pio is fixed */
/*
* BOOTP options
*/
#define CONFIG_BOOTP_BOOTFILESIZE
/*
* define CONFIG_USB_EHCI_HCD to enable USB Hi-Speed (aka 2.0)
* NB: in this case, USB 1.1 devices won't be recognized.
*/
/* 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)
/* DataFlash */
/* NAND flash */
#ifdef CONFIG_CMD_NAND
#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 (1 << 21)
/* our CLE is AD22 */
#define CONFIG_SYS_NAND_MASK_CLE (1 << 22)
#define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PD4
#define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PD5
#endif
/* USB */
#ifdef CONFIG_CMD_USB
#ifndef CONFIG_USB_EHCI_HCD
#define CONFIG_USB_ATMEL
#define CONFIG_USB_ATMEL_CLK_SEL_UPLL
#define CONFIG_USB_OHCI_NEW
#define CONFIG_SYS_USB_OHCI_CPU_INIT
#define CONFIG_SYS_USB_OHCI_REGS_BASE ATMEL_BASE_OHCI
#define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9x5"
#define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 3
#endif
#endif
#ifdef CONFIG_NAND_BOOT
/* bootstrap + u-boot + env + linux in nandflash */
#define CONFIG_BOOTCOMMAND "nand read " \
"0x22000000 0x200000 0x600000; " \
"nand read 0x21000000 0x180000 0x20000; " \
"bootz 0x22000000 - 0x21000000"
#elif defined(CONFIG_SPI_BOOT)
/* bootstrap + u-boot + env + linux in spi flash */
#define CONFIG_BOOTCOMMAND "sf probe 0; " \
"sf read 0x22000000 0x100000 0x300000; " \
"bootm 0x22000000"
#elif defined(CONFIG_SYS_USE_DATAFLASH)
/* bootstrap + u-boot + env + linux in data flash */
#define CONFIG_BOOTCOMMAND "sf probe 0; " \
"sf read 0x22000000 0x84000 0x294000; " \
"bootm 0x22000000"
#endif
/* SPL */
#define CONFIG_SPL_MAX_SIZE 0x6000
#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
#ifdef CONFIG_SD_BOOT
#define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img"
#endif
#define CONFIG_SYS_NAND_U_BOOT_OFFS 0x40000
#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
#endif