268 lines
9.6 KiB
C
268 lines
9.6 KiB
C
/*
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* (C) Copyright 2010
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* Dirk Eibach, Guntermann & Drunck GmbH, eibach@gdsys.de
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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_H
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#define __CONFIG_H
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#define CONFIG_405EP 1 /* this is a PPC405 CPU */
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#define CONFIG_4xx 1 /* member of PPC4xx family */
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#define CONFIG_IOCON 1 /* on a IoCon board */
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#define CONFIG_SYS_TEXT_BASE 0xFFFC0000
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/*
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* Include common defines/options for all AMCC eval boards
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*/
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#define CONFIG_HOSTNAME iocon
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#define CONFIG_IDENT_STRING " iocon 0.03"
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#include "amcc-common.h"
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#define CONFIG_BOARD_EARLY_INIT_F /* call board_early_init_f */
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#define CONFIG_LAST_STAGE_INIT
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#define CONFIG_SYS_CLK_FREQ 33333333 /* external frequency to pll */
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/*
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* Configure PLL
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*/
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#define PLLMR0_DEFAULT PLLMR0_266_133_66
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#define PLLMR1_DEFAULT PLLMR1_266_133_66
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/* new uImage format support */
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#define CONFIG_FIT
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#define CONFIG_FIT_VERBOSE /* enable fit_format_{error,warning}() */
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#define CONFIG_ENV_IS_IN_FLASH /* use FLASH for environment vars */
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/*
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* Default environment variables
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*/
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#define CONFIG_EXTRA_ENV_SETTINGS \
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CONFIG_AMCC_DEF_ENV \
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CONFIG_AMCC_DEF_ENV_POWERPC \
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CONFIG_AMCC_DEF_ENV_NOR_UPD \
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"kernel_addr=fc000000\0" \
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"fdt_addr=fc1e0000\0" \
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"ramdisk_addr=fc200000\0" \
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""
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#define CONFIG_PHY_ADDR 4 /* PHY address */
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#define CONFIG_HAS_ETH0
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#define CONFIG_PHY_CLK_FREQ EMAC_STACR_CLK_66MHZ
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/*
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* Commands additional to the ones defined in amcc-common.h
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*/
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#define CONFIG_CMD_CACHE
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#undef CONFIG_CMD_EEPROM
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/*
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* SDRAM configuration (please see cpu/ppc/sdram.[ch])
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*/
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#define CONFIG_SDRAM_BANK0 1 /* init onboard SDRAM bank 0 */
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/* SDRAM timings used in datasheet */
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#define CONFIG_SYS_SDRAM_CL 3 /* CAS latency */
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#define CONFIG_SYS_SDRAM_tRP 20 /* PRECHARGE command period */
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#define CONFIG_SYS_SDRAM_tRC 66 /* ACTIVE-to-ACTIVE period */
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#define CONFIG_SYS_SDRAM_tRCD 20 /* ACTIVE-to-READ delay */
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#define CONFIG_SYS_SDRAM_tRFC 66 /* Auto refresh period */
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/*
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* If CONFIG_SYS_EXT_SERIAL_CLOCK, then the UART divisor is 1.
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* If CONFIG_SYS_405_UART_ERRATA_59, then UART divisor is 31.
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* Otherwise, UART divisor is determined by CPU Clock and CONFIG_SYS_BASE_BAUD.
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* The Linux BASE_BAUD define should match this configuration.
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* baseBaud = cpuClock/(uartDivisor*16)
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* If CONFIG_SYS_405_UART_ERRATA_59 and 200MHz CPU clock,
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* set Linux BASE_BAUD to 403200.
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*/
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#define CONFIG_CONS_INDEX 1 /* Use UART0 */
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#undef CONFIG_SYS_EXT_SERIAL_CLOCK /* external serial clock */
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#undef CONFIG_SYS_405_UART_ERRATA_59 /* 405GP/CR Rev. D silicon */
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#define CONFIG_SYS_BASE_BAUD 691200
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/*
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* I2C stuff
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*/
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#define CONFIG_SYS_I2C_SPEED 400000
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/* enable I2C and select the hardware/software driver */
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#undef CONFIG_HARD_I2C /* I2C with hardware support */
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#define CONFIG_SOFT_I2C 1 /* I2C bit-banged */
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/*
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* Software (bit-bang) I2C driver configuration
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*/
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#ifndef __ASSEMBLY__
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void fpga_gpio_set(int pin);
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void fpga_gpio_clear(int pin);
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int fpga_gpio_get(int pin);
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#endif
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#define I2C_ACTIVE { }
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#define I2C_TRISTATE { }
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#define I2C_READ fpga_gpio_get(0x0040) ? 1 : 0
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#define I2C_SDA(bit) if (bit) fpga_gpio_set(0x0040); \
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else fpga_gpio_clear(0x0040)
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#define I2C_SCL(bit) if (bit) fpga_gpio_set(0x0020); \
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else fpga_gpio_clear(0x0020)
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#define I2C_DELAY udelay(25) /* 1/4 I2C clock duration */
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/*
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* OSD hardware
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*/
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#define CONFIG_SYS_MPC92469AC
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#define CONFIG_SYS_CH7301
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/*
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* FLASH organization
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*/
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#define CONFIG_SYS_FLASH_CFI /* The flash is CFI compatible */
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#define CONFIG_FLASH_CFI_DRIVER /* Use common CFI driver */
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#define CONFIG_SYS_FLASH_BASE 0xFC000000
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#define CONFIG_SYS_FLASH_BANKS_LIST { CONFIG_SYS_FLASH_BASE }
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#define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max num of memory banks */
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#define CONFIG_SYS_MAX_FLASH_SECT 512 /* max num of sectors per chip*/
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#define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase/ms */
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#define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write/ms */
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#define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 1 /* use buff'd writes */
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#define CONFIG_SYS_FLASH_PROTECTION 1 /* use hardware flash protect */
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#define CONFIG_SYS_FLASH_EMPTY_INFO /* 'E' for empty sector on flinfo */
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#define CONFIG_SYS_FLASH_QUIET_TEST 1 /* no warn upon unknown flash */
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#ifdef CONFIG_ENV_IS_IN_FLASH
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#define CONFIG_ENV_SECT_SIZE 0x20000 /* size of one complete sector */
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#define CONFIG_ENV_ADDR ((-CONFIG_SYS_MONITOR_LEN)-CONFIG_ENV_SECT_SIZE)
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#define CONFIG_ENV_SIZE 0x2000 /* Total Size of Environment Sector */
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/* Address and size of Redundant Environment Sector */
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#define CONFIG_ENV_ADDR_REDUND (CONFIG_ENV_ADDR-CONFIG_ENV_SECT_SIZE)
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#define CONFIG_ENV_SIZE_REDUND (CONFIG_ENV_SIZE)
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#endif
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/*
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* PPC405 GPIO Configuration
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*/
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#define CONFIG_SYS_4xx_GPIO_TABLE { /* GPIO Alternate1 */ \
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{ \
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/* GPIO Core 0 */ \
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{ GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO0 PerBLast */ \
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{ GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO1 TS1E */ \
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{ GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO2 TS2E */ \
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{ GPIO_BASE, GPIO_IN, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO3 TS1O */ \
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{ GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO4 TS2O */ \
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{ GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_1 }, /* GPIO5 TS3 */ \
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{ GPIO_BASE, GPIO_IN, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO6 TS4 */ \
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{ GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO7 TS5 */ \
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{ GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO8 TS6 */ \
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{ GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO9 TrcClk */ \
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{ GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO10 PerCS1 */ \
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{ GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO11 PerCS2 */ \
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{ GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO12 PerCS3 */ \
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{ GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO13 PerCS4 */ \
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{ GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO14 PerAddr03 */ \
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{ GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO15 PerAddr04 */ \
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{ GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO16 PerAddr05 */ \
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{ GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO17 IRQ0 */ \
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{ GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO18 IRQ1 */ \
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{ GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO19 IRQ2 */ \
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{ GPIO_BASE, GPIO_IN, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO20 IRQ3 */ \
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{ GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO21 IRQ4 */ \
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{ GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO22 IRQ5 */ \
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{ GPIO_BASE, GPIO_IN, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO23 IRQ6 */ \
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{ GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO24 UART0_DCD */ \
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{ GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO25 UART0_DSR */ \
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{ GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO26 UART0_RI */ \
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{ GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO27 UART0_DTR */ \
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{ GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO28 UART1_Rx */ \
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{ GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO29 UART1_Tx */ \
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{ GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO30 RejectPkt0 */ \
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{ GPIO_BASE, GPIO_IN, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO31 RejectPkt1 */ \
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} \
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}
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/*
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* Definitions for initial stack pointer and data area (in data cache)
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*/
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/* use on chip memory (OCM) for temperary stack until sdram is tested */
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#define CONFIG_SYS_TEMP_STACK_OCM 1
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/* On Chip Memory location */
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#define CONFIG_SYS_OCM_DATA_ADDR 0xF8000000
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#define CONFIG_SYS_OCM_DATA_SIZE 0x1000
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#define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_OCM_DATA_ADDR /* in SDRAM */
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#define CONFIG_SYS_INIT_RAM_END CONFIG_SYS_OCM_DATA_SIZE /* End of used area */
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#define CONFIG_SYS_GBL_DATA_SIZE 128 /* size/bytes res'd for init data*/
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#define CONFIG_SYS_GBL_DATA_OFFSET \
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(CONFIG_SYS_INIT_RAM_END - CONFIG_SYS_GBL_DATA_SIZE)
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#define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
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/*
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* External Bus Controller (EBC) Setup
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*/
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/* Memory Bank 0 (NOR-FLASH) initialization */
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#define CONFIG_SYS_EBC_PB0AP 0xa382a880
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#define CONFIG_SYS_EBC_PB0CR 0xFC0DA000
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/* Memory Bank 1 (NVRAM) initializatio */
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#define CONFIG_SYS_EBC_PB1AP 0x92015480
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#define CONFIG_SYS_EBC_PB1CR 0xFB858000
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/* Memory Bank 2 (FPGA0) initialization */
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#define CONFIG_SYS_FPGA0_BASE 0x7f100000
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#define CONFIG_SYS_EBC_PB2AP 0x02825080
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#define CONFIG_SYS_EBC_PB2CR (CONFIG_SYS_FPGA0_BASE | 0x1a000)
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#define CONFIG_SYS_FPGA_BASE(k) CONFIG_SYS_FPGA0_BASE
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#define CONFIG_SYS_FPGA_DONE(k) 0x0010
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#define CONFIG_SYS_FPGA_COUNT 1
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/* Memory Bank 3 (Latches) initialization */
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#define CONFIG_SYS_LATCH_BASE 0x7f200000
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#define CONFIG_SYS_EBC_PB3AP 0x02025080
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#define CONFIG_SYS_EBC_PB3CR 0x7f21a000
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#define CONFIG_SYS_LATCH0_RESET 0xffef
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#define CONFIG_SYS_LATCH0_BOOT 0xffff
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#define CONFIG_SYS_LATCH1_RESET 0xffff
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#define CONFIG_SYS_LATCH1_BOOT 0xffff
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/*
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* OSD Setup
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*/
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#define CONFIG_SYS_MPC92469AC
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#define CONFIG_SYS_CH7301
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#define CONFIG_SYS_OSD_SCREENS CONFIG_SYS_FPGA_COUNT
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#endif /* __CONFIG_H */
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