u-boot/include/configs/km/km_arm.h
Holger Brunck 3d3c709697 arm/km: add second serial interface for kirkwood
Signed-off-by: Holger Brunck <holger.brunck@keymile.com>
Signed-off-by: Valentin Longchamp <valentin.longchamp@keymile.com>
Acked-by: Heiko Schocher <hs@denx.de>
cc: Wolfgang Denk <wd@denx.de>
cc: Detlev Zundel <dzu@denx.de>
cc: Prafulla Wadaskar <prafulla@marvell.com>
2011-05-31 19:45:54 +02:00

288 lines
8.8 KiB
C

/*
* (C) Copyright 2009
* Marvell Semiconductor <www.marvell.com>
* Prafulla Wadaskar <prafulla@marvell.com>
*
* (C) Copyright 2009
* Stefan Roese, DENX Software Engineering, sr@denx.de.
*
* (C) Copyright 2010-2011
* Heiko Schocher, DENX Software Engineering, hs@denx.de.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301 USA
*/
/*
* for linking errors see
* http://lists.denx.de/pipermail/u-boot/2009-July/057350.html
*/
#ifndef _CONFIG_KM_ARM_H
#define _CONFIG_KM_ARM_H
/*
* High Level Configuration Options (easy to change)
*/
#define CONFIG_MARVELL
#define CONFIG_ARM926EJS /* Basic Architecture */
#define CONFIG_FEROCEON_88FR131 /* CPU Core subversion */
#define CONFIG_KIRKWOOD /* SOC Family Name */
#define CONFIG_KW88F6281 /* SOC Name */
#define CONFIG_MACH_KM_KIRKWOOD /* Machine type */
/* include common defines/options for all Keymile boards */
#include "keymile-common.h"
#define CONFIG_SYS_TEXT_BASE 0x04000000 /* code address after reloc */
#define CONFIG_ENV_SIZE (128 << 10) /* NAND chip block size */
#define CONFIG_SYS_MEMTEST_START 0x00400000 /* 4M */
#define CONFIG_SYS_MEMTEST_END 0x007fffff /*(_8M -1) */
#define CONFIG_SYS_LOAD_ADDR 0x00800000 /* default load adr- 8M */
/* pseudo-non volatile RAM [hex] */
#define CONFIG_KM_PNVRAM 0x80000
/* physical RAM MTD size [hex] */
#define CONFIG_KM_PHRAM 0x17F000
#define CONFIG_KM_CRAMFS_ADDR 0x2400000
#define CONFIG_KM_KERNEL_ADDR 0x2000000 /* 4096KBytes */
#define CONFIG_KM_DEF_ENV_CPU \
"addbootcount=" \
"setenv bootargs ${bootargs} " \
"bootcountaddr=${bootcountaddr}\0" \
"addmtdparts=setenv bootargs ${bootargs} ${mtdparts}\0" \
"boot=bootm ${actual_kernel_addr} - -\0" \
"cramfsloadfdt=true\0" \
CONFIG_KM_DEF_ENV_UPDATE \
""
#define CONFIG_KM_ARCH_DBG_FILE "scripts/debug-arm-env.txt"
#define CONFIG_MD5 /* get_random_hex on krikwood needs MD5 support */
#define CONFIG_SKIP_LOWLEVEL_INIT /* disable board lowlevel_init */
#define CONFIG_KIRKWOOD_EGIGA_INIT /* Enable GbePort0/1 for kernel */
#undef CONFIG_KIRKWOOD_PCIE_INIT /* Disable PCIE Port0 for kernel */
#define CONFIG_KIRKWOOD_RGMII_PAD_1V8 /* Set RGMII Pad voltage to 1.8V */
#define CONFIG_MISC_INIT_R
/*
* NS16550 Configuration
*/
#define CONFIG_SYS_NS16550
#define CONFIG_SYS_NS16550_SERIAL
#define CONFIG_SYS_NS16550_REG_SIZE (-4)
#define CONFIG_SYS_NS16550_CLK CONFIG_SYS_TCLK
#define CONFIG_SYS_NS16550_COM1 KW_UART0_BASE
#define CONFIG_SYS_NS16550_COM2 KW_UART1_BASE
/*
* Serial Port configuration
* The following definitions let you select what serial you want to use
* for your console driver.
*/
#define CONFIG_CONS_INDEX 1 /* Console on UART0 */
/*
* For booting Linux, the board info and command line data
* have to be in the first 8 MB of memory, since this is
* the maximum mapped by the Linux kernel during initialization.
*/
#define CONFIG_BOOTMAPSZ (8 << 20) /* Initial Memmap for Linux */
#define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
#define CONFIG_INITRD_TAG /* enable INITRD tag */
#define CONFIG_SETUP_MEMORY_TAGS /* enable memory tag */
/*
* Commands configuration
*/
#define CONFIG_CMD_ELF
#define CONFIG_CMD_MTDPARTS
#define CONFIG_CMD_NAND
#define CONFIG_CMD_NFS
/*
* Without NOR FLASH we need this
*/
#define CONFIG_SYS_NO_FLASH
#undef CONFIG_CMD_FLASH
#undef CONFIG_CMD_IMLS
/*
* NAND Flash configuration
*/
#define CONFIG_SYS_MAX_NAND_DEVICE 1
#define NAND_MAX_CHIPS 1
#define CONFIG_NAND_KIRKWOOD
#define CONFIG_SYS_NAND_BASE 0xd8000000
#define BOOTFLASH_START 0x0
/* Kirkwood has two serial IF */
#if (CONFIG_CONS_INDEX == 2)
#define CONFIG_KM_CONSOLE_TTY "ttyS1"
#else
#define CONFIG_KM_CONSOLE_TTY "ttyS0"
#endif
/*
* Other required minimal configurations
*/
#define CONFIG_CONSOLE_INFO_QUIET /* some code reduction */
#define CONFIG_ARCH_CPU_INIT /* call arch_cpu_init() */
#define CONFIG_ARCH_MISC_INIT /* call arch_misc_init() */
#define CONFIG_DISPLAY_CPUINFO /* Display cpu info */
#define CONFIG_NR_DRAM_BANKS 4
#define CONFIG_STACKSIZE 0x00100000 /* regular stack- 1M */
#define CONFIG_SYS_RESET_ADDRESS 0xffff0000 /* Rst Vector Adr */
/*
* Ethernet Driver configuration
*/
#define CONFIG_NETCONSOLE /* include NetConsole support */
#define CONFIG_NET_MULTI /* specify more that one ports available */
#define CONFIG_MII /* expose smi ove miiphy interface */
#define CONFIG_MVGBE /* Enable Marvell Gbe Controller Driver */
#define CONFIG_SYS_FAULT_ECHO_LINK_DOWN /* detect link using phy */
#define CONFIG_MVGBE_PORTS {1, 0} /* enable port 0 only */
#define CONFIG_PHY_BASE_ADR 0
#define CONFIG_ENV_OVERWRITE /* ethaddr can be reprogrammed */
#define CONFIG_RESET_PHY_R /* use reset_phy() to init 88E1118 PHY */
/*
* UBI related stuff
*/
#define CONFIG_SYS_USE_UBI
/*
* I2C related stuff
*/
#define CONFIG_SOFT_I2C /* I2C bit-banged */
#define CONFIG_KIRKWOOD_GPIO /* Enable GPIO Support */
#if defined(CONFIG_SOFT_I2C)
#ifndef __ASSEMBLY__
#include <asm/arch-kirkwood/gpio.h>
extern void __set_direction(unsigned pin, int high);
void set_sda(int state);
void set_scl(int state);
int get_sda(void);
int get_scl(void);
#define KM_KIRKWOOD_SDA_PIN 8
#define KM_KIRKWOOD_SCL_PIN 9
#define KM_KIRKWOOD_ENV_WP 38
#define I2C_ACTIVE __set_direction(KM_KIRKWOOD_SDA_PIN, 0)
#define I2C_TRISTATE __set_direction(KM_KIRKWOOD_SDA_PIN, 1)
#define I2C_READ (kw_gpio_get_value(KM_KIRKWOOD_SDA_PIN) ? 1 : 0)
#define I2C_SDA(bit) kw_gpio_set_value(KM_KIRKWOOD_SDA_PIN, bit)
#define I2C_SCL(bit) kw_gpio_set_value(KM_KIRKWOOD_SCL_PIN, bit)
#endif
#define I2C_DELAY udelay(3) /* 1/4 I2C clock duration */
#define I2C_SOFT_DECLARATIONS
#define CONFIG_SYS_I2C_SLAVE 0x0
#define CONFIG_SYS_I2C_SPEED 100000
#endif
#define CONFIG_SYS_I2C_EEPROM_ADDR 0x50
#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2
/*
* Environment variables configurations
*/
#define CONFIG_ENV_IS_IN_EEPROM /* use EEPROM for environment vars */
#define CONFIG_SYS_DEF_EEPROM_ADDR 0x50
#define CONFIG_ENV_EEPROM_IS_ON_I2C
#define CONFIG_SYS_EEPROM_WREN
#define CONFIG_ENV_OFFSET 0x0 /* no bracets! */
#undef CONFIG_ENV_SIZE
#define CONFIG_ENV_SIZE (0x2000 - CONFIG_ENV_OFFSET)
#define CONFIG_I2C_ENV_EEPROM_BUS "pca9547:70:d\0"
/* offset redund: (CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE) */
#define CONFIG_SYS_REDUNDAND_ENVIRONMENT
#define CONFIG_ENV_OFFSET_REDUND 0x2000 /* no bracets! */
#define CONFIG_ENV_SIZE_REDUND (CONFIG_ENV_SIZE)
#define CONFIG_CMD_SF
#define CONFIG_SPI_FLASH
#define CONFIG_HARD_SPI
#define CONFIG_KIRKWOOD_SPI
#define CONFIG_SPI_FLASH_STMICRO
#define CONFIG_ENV_SPI_BUS 0
#define CONFIG_ENV_SPI_CS 0
#define CONFIG_ENV_SPI_MAX_HZ 50000000 /* 50Mhz */
#define FLASH_GPIO_PIN 0x00010000
#define MTDIDS_DEFAULT "nand0=orion_nand"
/* test-only: partitioning needs some tuning, this is just for tests */
#define MTDPARTS_DEFAULT "mtdparts=" \
"orion_nand:" \
"-(" CONFIG_KM_UBI_PARTITION_NAME ")"
#define CONFIG_KM_DEF_ENV_UPDATE \
"update=" \
"spi on;sf probe 0;sf erase 0 50000;" \
"sf write ${u-boot_addr_r} 0 ${filesize};" \
"spi off\0"
/*
* Default environment variables
*/
#define CONFIG_EXTRA_ENV_SETTINGS \
CONFIG_KM_DEF_ENV \
"newenv=setenv addr 0x100000 && " \
"i2c dev 1; mw.b ${addr} 0 4 && " \
"eeprom write " xstr(CONFIG_SYS_DEF_EEPROM_ADDR) \
" ${addr} " xstr(CONFIG_ENV_OFFSET) " 4 && " \
"eeprom write " xstr(CONFIG_SYS_DEF_EEPROM_ADDR) \
" ${addr} " xstr(CONFIG_ENV_OFFSET_REDUND) " 4\0" \
"rootpath=/opt/eldk/arm\0" \
"EEprom_ivm=" KM_IVM_BUS "\0" \
""
#if defined(CONFIG_SYS_NO_FLASH)
#define CONFIG_KM_UBI_PARTITION_NAME "ubi0"
#undef CONFIG_FLASH_CFI_MTD
#undef CONFIG_CMD_JFFS2
#undef CONFIG_JFFS2_CMDLINE
#endif
/* additions for new relocation code, must be added to all boards */
#define CONFIG_SYS_SDRAM_BASE 0x00000000
/* Kirkwood has 2k of Security SRAM, use it for SP */
#define CONFIG_SYS_INIT_SP_ADDR 0xC8012000
/* Do early setups now in board_init_f() */
#define CONFIG_BOARD_EARLY_INIT_F
/*
* resereved pram area at the end of memroy [hex]
* 8Mbytes for switch + 4Kbytes for bootcount
*/
#define CONFIG_KM_RESERVED_PRAM 0x801000
/* address for the bootcount (taken from end of RAM) */
#define BOOTCOUNT_ADDR (CONFIG_KM_RESERVED_PRAM)
#endif /* _CONFIG_KM_ARM_H */