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/* SPDX-License-Identifier: GPL-2.0+ */
/*
* (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.
*/
/*
* 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_FEROCEON_88FR131 /* CPU Core subversion */
#define CONFIG_KW88F6281 /* SOC Name */
#define CONFIG_MACH_TYPE MACH_TYPE_KM_KIRKWOOD
#define CONFIG_NAND_ECC_BCH
/* include common defines/options for all Keymile boards */
#include "keymile-common.h"
/* Reserve 4 MB for malloc */
#define CONFIG_SYS_MALLOC_LEN (4 * 1024 * 1024)
#include "asm/arch/config.h"
#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 */
/* architecture specific default bootargs */
#define CONFIG_KM_DEF_BOOT_ARGS_CPU \
"bootcountaddr=${bootcountaddr} ${mtdparts}" \
" boardid=0x${IVM_BoardId} hwkey=0x${IVM_HWKey}"
#define CONFIG_KM_DEF_ENV_CPU \
"u-boot="CONFIG_HOSTNAME "/u-boot.kwb\0" \
CONFIG_KM_UPDATE_UBOOT \
"set_fdthigh=setenv fdt_high ${kernelmem}\0" \
"checkfdt=" \
"if cramfsls fdt_0x${IVM_BoardId}_0x${IVM_HWKey}.dtb; " \
"then true; else setenv cramfsloadfdt true; " \
"setenv boot bootm ${load_addr_r}; " \
"echo No FDT found, booting with the kernel " \
"appended one; fi\0" \
""
#define CONFIG_SKIP_LOWLEVEL_INIT /* disable board lowlevel_init */
/*
* 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_CMDLINE_TAG /* enable passing of ATAGs */
#define CONFIG_INITRD_TAG /* enable INITRD tag */
#define CONFIG_SETUP_MEMORY_TAGS /* enable memory tag */
/*
* NAND Flash configuration
*/
#define CONFIG_SYS_MAX_NAND_DEVICE 1
/*
* Other required minimal configurations
*/
/*
* Ethernet Driver configuration
*/
#define PHY_ANEG_TIMEOUT 8000 /* PHY needs a longer autoneg timeout */
#define CONFIG_MVGBE_PORTS {1, 0} /* enable port 0 only */
#define CONFIG_PHY_BASE_ADR 0
/*
* I2C related stuff
*/
#undef CONFIG_I2C_MVTWSI
#define CONFIG_SYS_I2C
#define CONFIG_SYS_I2C_SOFT /* I2C bit-banged */
#define CONFIG_SYS_I2C_INIT_BOARD
#define CONFIG_KIRKWOOD_GPIO /* Enable GPIO Support */
#define CONFIG_SYS_NUM_I2C_BUSES 6
#define CONFIG_SYS_I2C_MAX_HOPS 1
#define CONFIG_SYS_I2C_BUSES { {0, {I2C_NULL_HOP} }, \
{0, {{I2C_MUX_PCA9547, 0x70, 1} } }, \
{0, {{I2C_MUX_PCA9547, 0x70, 2} } }, \
{0, {{I2C_MUX_PCA9547, 0x70, 3} } }, \
{0, {{I2C_MUX_PCA9547, 0x70, 4} } }, \
{0, {{I2C_MUX_PCA9547, 0x70, 5} } }, \
}
#ifndef __ASSEMBLY__
#include <asm/arch/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_SOFT_I2C_GPIOS 0x0300
#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(1)
#define I2C_SOFT_DECLARATIONS
#define CONFIG_SYS_I2C_SOFT_SLAVE 0x0
#define CONFIG_SYS_I2C_SOFT_SPEED 100000
/* EEprom support 24C128, 24C256 valid for environment eeprom */
#define CONFIG_SYS_EEPROM_PAGE_WRITE_ENABLE
#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 6 /* 64 Byte write page */
#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 10
#define CONFIG_SYS_I2C_EEPROM_ADDR 0x50
#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2
/*
* Environment variables configurations
*/
#if defined CONFIG_KM_ENV_IS_IN_SPI_NOR
#define CONFIG_ENV_OFFSET 0xc0000 /* no bracets! */
#define CONFIG_ENV_SIZE 0x02000 /* Size of Environment */
#define CONFIG_ENV_SECT_SIZE 0x10000
#define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET + \
CONFIG_ENV_SECT_SIZE)
#define CONFIG_ENV_TOTAL_SIZE 0x20000 /* no bracets! */
#else
#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! */
#define CONFIG_ENV_SIZE (0x2000 - CONFIG_ENV_OFFSET)
#define CONFIG_I2C_ENV_EEPROM_BUS 5 /* I2C2 (Mux-Port 5) */
#define CONFIG_ENV_OFFSET_REDUND 0x2000 /* no bracets! */
#define CONFIG_ENV_SIZE_REDUND (CONFIG_ENV_SIZE)
#endif
#define CONFIG_SYS_REDUNDAND_ENVIRONMENT
#define KM_FLASH_GPIO_PIN 16
#define CONFIG_KM_UPDATE_UBOOT \
"update=" \
"sf probe 0;sf erase 0 +${filesize};" \
"sf write ${load_addr_r} 0 ${filesize};\0"
#if defined CONFIG_KM_ENV_IS_IN_SPI_NOR
#define CONFIG_KM_NEW_ENV \
"newenv=sf probe 0;" \
"sf erase " __stringify(CONFIG_ENV_OFFSET) " " \
__stringify(CONFIG_ENV_TOTAL_SIZE)"\0"
#else
#define CONFIG_KM_NEW_ENV \
"newenv=setenv addr 0x100000 && " \
"i2c dev " __stringify(CONFIG_I2C_ENV_EEPROM_BUS) "; " \
"mw.b ${addr} 0 4 && " \
"eeprom write " __stringify(CONFIG_SYS_DEF_EEPROM_ADDR) \
" ${addr} " __stringify(CONFIG_ENV_OFFSET) " 4 && " \
"eeprom write " __stringify(CONFIG_SYS_DEF_EEPROM_ADDR) \
" ${addr} " __stringify(CONFIG_ENV_OFFSET_REDUND) " 4\0"
#endif
#ifndef CONFIG_KM_BOARD_EXTRA_ENV
#define CONFIG_KM_BOARD_EXTRA_ENV ""
#endif
/*
* Default environment variables
*/
#define CONFIG_EXTRA_ENV_SETTINGS \
CONFIG_KM_BOARD_EXTRA_ENV \
CONFIG_KM_DEF_ENV \
CONFIG_KM_NEW_ENV \
"arch=arm\0" \
""
/* additions for new relocation code, must be added to all boards */
#define CONFIG_SYS_SDRAM_BASE 0x00000000
/* address for the bootcount (taken from end of RAM) */
#define BOOTCOUNT_ADDR (CONFIG_KM_RESERVED_PRAM)
/* enable POST tests */
#define CONFIG_POST (CONFIG_SYS_POST_MEM_REGIONS)
#define CONFIG_POST_SKIP_ENV_FLAGS
#define CONFIG_POST_EXTERNAL_WORD_FUNCS
#endif /* _CONFIG_KM_ARM_H */
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