upstream u-boot with additional patches for our devices/boards:
https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ;
Gbit ethernet patch for some LIME2 revisions ;
with SPI flash support
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263 lines
8.2 KiB
263 lines
8.2 KiB
/*
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* CPUAT91 by (C) Copyright 2006-2010 Eric Benard
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* eric@eukrea.com
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*
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* Configuration settings for the CPUAT91 board.
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#ifndef _CONFIG_CPUAT91_H
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#define _CONFIG_CPUAT91_H
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#include <asm/sizes.h>
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#ifdef CONFIG_RAMBOOT
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#define CONFIG_SKIP_LOWLEVEL_INIT
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#define CONFIG_SYS_TEXT_BASE 0x21F00000
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#else
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#define CONFIG_BOOTDELAY 1
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#define CONFIG_SYS_TEXT_BASE 0
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#endif
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#define AT91C_XTAL_CLOCK 18432000
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#define CONFIG_SYS_AT91_SLOW_CLOCK 32768
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#define AT91C_MAIN_CLOCK ((AT91C_XTAL_CLOCK / 4) * 39)
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#define AT91C_MASTER_CLOCK (AT91C_MAIN_CLOCK / 3)
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#define CONFIG_SYS_HZ_CLOCK (AT91C_MASTER_CLOCK / 2)
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#define CONFIG_SYS_HZ 1000
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#define CONFIG_ARM920T
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#define CONFIG_AT91RM9200
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#define CONFIG_CPUAT91
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#undef CONFIG_USE_IRQ
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#define USE_920T_MMU
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#include <asm/hardware.h> /* needed for port definitions */
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#define CONFIG_CMDLINE_TAG
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#define CONFIG_SETUP_MEMORY_TAGS
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#define CONFIG_INITRD_TAG
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#define CONFIG_BOARD_EARLY_INIT_F
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#ifndef CONFIG_SKIP_LOWLEVEL_INIT
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#define CONFIG_SYS_USE_MAIN_OSCILLATOR
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/* flash */
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#define CONFIG_SYS_MC_PUIA_VAL 0x00000000
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#define CONFIG_SYS_MC_PUP_VAL 0x00000000
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#define CONFIG_SYS_MC_PUER_VAL 0x00000000
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#define CONFIG_SYS_MC_ASR_VAL 0x00000000
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#define CONFIG_SYS_MC_AASR_VAL 0x00000000
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#define CONFIG_SYS_EBI_CFGR_VAL 0x00000000
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#define CONFIG_SYS_SMC_CSR0_VAL 0x00003284 /* 16bit, 2 TDF, 4 WS */
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/* clocks */
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#define CONFIG_SYS_PLLAR_VAL 0x20263E04 /* 179.712000 MHz for PCK */
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#define CONFIG_SYS_PLLBR_VAL 0x10483E0E /* 48.054857 MHz for USB */
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#define CONFIG_SYS_MCKR_VAL 0x00000202 /* PCK/3 = MCK Master Clock */
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/* sdram */
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#define CONFIG_SYS_PIOC_ASR_VAL 0xFFFF0000 /* Configure PIOC as D16/D31 */
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#define CONFIG_SYS_PIOC_BSR_VAL 0x00000000
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#define CONFIG_SYS_PIOC_PDR_VAL 0xFFFF0000
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#define CONFIG_SYS_EBI_CSA_VAL 0x00000002 /* CS1=SDRAM */
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#define CONFIG_SYS_SDRC_CR_VAL 0x2188C155 /* set up the SDRAM */
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#define CONFIG_SYS_SDRAM 0x20000000 /* address of the SDRAM */
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#define CONFIG_SYS_SDRAM1 0x20000080 /* address of the SDRAM */
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#define CONFIG_SYS_SDRAM_VAL 0x00000000 /* value written to SDRAM */
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#define CONFIG_SYS_SDRC_MR_VAL 0x00000002 /* Precharge All */
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#define CONFIG_SYS_SDRC_MR_VAL1 0x00000004 /* refresh */
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#define CONFIG_SYS_SDRC_MR_VAL2 0x00000003 /* Load Mode Register */
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#define CONFIG_SYS_SDRC_MR_VAL3 0x00000000 /* Normal Mode */
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#define CONFIG_SYS_SDRC_TR_VAL 0x000002E0 /* Write refresh rate */
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#endif /* CONFIG_SKIP_LOWLEVEL_INIT */
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#define CONFIG_ATMEL_USART
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#define CONFIG_USART_BASE ATMEL_BASE_DBGU
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#define CONFIG_USART_ID 0/* ignored in arm */
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#undef CONFIG_HARD_I2C
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#undef CONFIG_SOFT_I2C
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#define AT91_PIN_SDA (1<<25)
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#define AT91_PIN_SCL (1<<26)
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#define CONFIG_SYS_I2C_INIT_BOARD
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#define CONFIG_SYS_I2C_SPEED 50000
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#define CONFIG_SYS_I2C_SLAVE 0
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#define I2C_INIT i2c_init_board();
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#define I2C_ACTIVE writel(AT91_PMX_AA_TWD, &pio->pioa.mddr);
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#define I2C_TRISTATE writel(AT91_PMX_AA_TWD, &pio->pioa.mder);
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#define I2C_READ ((readl(&pio->pioa.pdsr) & AT91_PMX_AA_TWD) != 0)
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#define I2C_SDA(bit) \
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if (bit) \
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writel(AT91_PMX_AA_TWD, &pio->pioa.sodr); \
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else \
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writel(AT91_PMX_AA_TWD, &pio->pioa.codr);
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#define I2C_SCL(bit) \
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if (bit) \
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writel(AT91_PMX_AA_TWCK, &pio->pioa.sodr); \
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else \
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writel(AT91_PMX_AA_TWCK, &pio->pioa.codr);
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#define I2C_DELAY udelay(2500000/CONFIG_SYS_I2C_SPEED)
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#define CONFIG_SYS_I2C_EEPROM_ADDR 0x54
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#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1
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#define CONFIG_SYS_I2C_EEPROM_ADDR_OVERFLOW 1
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#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 10
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#define CONFIG_BOOTP_BOOTFILESIZE
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#define CONFIG_BOOTP_BOOTPATH
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#define CONFIG_BOOTP_GATEWAY
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#define CONFIG_BOOTP_HOSTNAME
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#include <config_cmd_default.h>
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#define CONFIG_CMD_PING
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#define CONFIG_CMD_MII
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#define CONFIG_CMD_CACHE
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#undef CONFIG_CMD_USB
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#undef CONFIG_CMD_FPGA
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#undef CONFIG_CMD_IMI
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#undef CONFIG_CMD_LOADS
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#undef CONFIG_CMD_NFS
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#undef CONFIG_CMD_DHCP
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#ifdef CONFIG_SOFT_I2C
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#define CONFIG_CMD_EEPROM
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#define CONFIG_CMD_I2C
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#endif
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#define CONFIG_NR_DRAM_BANKS 1
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#define CONFIG_SYS_SDRAM_BASE 0x20000000
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#define CONFIG_SYS_SDRAM_SIZE (32 * 1024 * 1024)
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#define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE
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#define CONFIG_SYS_MEMTEST_END \
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(CONFIG_SYS_MEMTEST_START + CONFIG_SYS_SDRAM_SIZE - 512 * 1024)
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#define CONFIG_DRIVER_AT91EMAC
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#define CONFIG_SYS_RX_ETH_BUFFER 16
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#define CONFIG_RMII
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#define CONFIG_MII
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#define CONFIG_DRIVER_AT91EMAC_PHYADDR 1
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#define CONFIG_NET_RETRY_COUNT 20
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#define CONFIG_KS8721_PHY
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#define CONFIG_SYS_FLASH_CFI
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#define CONFIG_FLASH_CFI_DRIVER
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#define CONFIG_SYS_FLASH_EMPTY_INFO
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#define CONFIG_SYS_FLASH_USE_BUFFER_WRITE
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#define CONFIG_SYS_MAX_FLASH_BANKS 1
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#define CONFIG_SYS_FLASH_PROTECTION
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#define PHYS_FLASH_1 0x10000000
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#define CONFIG_SYS_FLASH_BASE PHYS_FLASH_1
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#define CONFIG_SYS_MAX_FLASH_SECT 128
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#define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_16BIT
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#define CONFIG_SYS_MONITOR_BASE PHYS_FLASH_1
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#define PHYS_FLASH_SIZE (16 * 1024 * 1024)
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#define CONFIG_SYS_FLASH_BANKS_LIST \
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{ PHYS_FLASH_1 }
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#if defined(CONFIG_CMD_USB)
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#define CONFIG_USB_ATMEL
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#define CONFIG_USB_OHCI_NEW
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#define CONFIG_USB_STORAGE
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#define CONFIG_DOS_PARTITION
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#define CONFIG_AT91C_PQFP_UHPBU
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#undef CONFIG_SYS_USB_OHCI_BOARD_INIT
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#define CONFIG_SYS_USB_OHCI_CPU_INIT
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#define CONFIG_SYS_USB_OHCI_REGS_BASE AT91_USB_HOST_BASE
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#define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91rm9200"
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#define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 15
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#endif
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#define CONFIG_ENV_IS_IN_FLASH
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#define CONFIG_ENV_ADDR (PHYS_FLASH_1 + 128 * 1024)
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#define CONFIG_ENV_SIZE (128 * 1024)
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#define CONFIG_ENV_SECT_SIZE (128 * 1024)
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#define CONFIG_SYS_LOAD_ADDR 0x21000000
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#define CONFIG_BAUDRATE 115200
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#define CONFIG_SYS_PROMPT "CPUAT91=> "
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#define CONFIG_SYS_CBSIZE 256
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#define CONFIG_SYS_MAXARGS 32
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#define CONFIG_SYS_PBSIZE \
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(CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
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#define CONFIG_CMDLINE_EDITING
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#define CONFIG_SYS_MALLOC_LEN \
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ROUND(3 * CONFIG_ENV_SIZE + 128 * 1024, 4 * 1024)
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#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_SDRAM_BASE + 4 * 1024 - \
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GENERATED_GBL_DATA_SIZE)
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#define CONFIG_STACKSIZE (32 * 1024)
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#define CONFIG_STACKSIZE_IRQ (4 * 1024)
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#define CONFIG_STACKSIZE_FIQ (4 * 1024)
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#if defined(CONFIG_USE_IRQ)
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#error CONFIG_USE_IRQ not supported
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#endif
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#define CONFIG_DEVICE_NULLDEV
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#define CONFIG_SILENT_CONSOLE
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#define CONFIG_AUTOBOOT_KEYED
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#define CONFIG_AUTOBOOT_PROMPT \
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"Press SPACE to abort autoboot\n"
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#define CONFIG_AUTOBOOT_STOP_STR " "
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#define CONFIG_AUTOBOOT_DELAY_STR "d"
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#define CONFIG_VERSION_VARIABLE
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#define MTDIDS_DEFAULT "nor0=physmap-flash.0"
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#define MTDPARTS_DEFAULT \
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"mtdparts=physmap-flash.0:" \
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"128k(u-boot)ro," \
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"128k(u-boot-env)," \
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"1792k(kernel)," \
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"-(rootfs)"
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#define CONFIG_BOOTARGS \
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"root=/dev/mtdblock3 rootfstype=jffs2 console=ttyS0,115200"
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#define CONFIG_BOOTCOMMAND "run flashboot"
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#define CONFIG_EXTRA_ENV_SETTINGS \
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"mtdid=" MTDIDS_DEFAULT "\0" \
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"mtdparts=" MTDPARTS_DEFAULT "\0" \
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"flub=tftp 21000000 cpuat91/u-boot.bin; protect off 10000000 " \
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"1001FFFF; erase 10000000 1001FFFF; cp.b 21000000 " \
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"10000000 ${filesize}\0" \
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"flui=tftp 21000000 cpuat91/uImage; protect off 10040000 " \
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"1019ffff; erase 10040000 101fffff; cp.b 21000000 " \
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"10040000 ${filesize}\0" \
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"flrfs=tftp 21000000 cpuat91/rootfs.jffs2; protect off " \
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"10200000 10ffffff; erase 10200000 10ffffff; cp.b " \
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"21000000 10200000 ${filesize}\0" \
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"ramargs=setenv bootargs $(bootargs) $(mtdparts)\0" \
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"flashboot=run ramargs;bootm 10040000\0" \
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"netboot=run ramargs;tftpboot 21000000 cpuat91/uImage;" \
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"bootm 21000000\0"
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#endif /* _CONFIG_CPUAT91_H */
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