--- /dev/null
+/*
+ * (C) Copyright 2009
+ * Dirk Eibach, Guntermann & Drunck GmbH, eibach@gdsys.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., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <common.h>
+#include <command.h>
+#include <asm/processor.h>
+#include <asm/io.h>
+#include <asm/gpio.h>
+
+enum {
+ HWTYPE_DLVISION_CPU = 0,
+ HWTYPE_DLVISION_CON = 1,
+};
+
+#define HWREV_100 6
+
+int board_early_init_f(void)
+{
+ mtdcr(uicsr, 0xFFFFFFFF); /* clear all ints */
+ mtdcr(uicer, 0x00000000); /* disable all ints */
+ mtdcr(uiccr, 0x00000000); /* set all to be non-critical */
+ mtdcr(uicpr, 0xFFFFFF80); /* set int polarities */
+ mtdcr(uictr, 0x10000000); /* set int trigger levels */
+ mtdcr(uicvcr, 0x00000001); /* set vect base=0,INT0 highest prio */
+ mtdcr(uicsr, 0xFFFFFFFF); /* clear all ints */
+
+ /*
+ * EBC Configuration Register: set ready timeout to 512 ebc-clks
+ * -> ca. 15 us
+ */
+ mtebc(epcr, 0xa8400000); /* ebc always driven */
+
+ /*
+ * setup io-latches
+ */
+ out_le16((void *)CONFIG_SYS_LATCH_BASE, 0x00f0);
+ out_le16((void *)(CONFIG_SYS_LATCH_BASE + 0x100), 0x0002);
+ out_le16((void *)(CONFIG_SYS_LATCH_BASE + 0x200), 0x0000);
+ return 0;
+}
+
+int misc_init_r(void)
+{
+ /*
+ * set "startup-finished"-gpios
+ */
+ gpio_write_bit(21, 0);
+ gpio_write_bit(22, 1);
+
+ return 0;
+}
+
+/*
+ * Check Board Identity:
+ */
+int checkboard(void)
+{
+ char *s = getenv("serial#");
+ u8 channel2_msr = in_8((void *)CONFIG_UART_BASE + 0x26);
+ u8 channel3_msr = in_8((void *)CONFIG_UART_BASE + 0x36);
+ u8 channel7_msr = in_8((void *)CONFIG_UART_BASE + 0x76);
+ u8 unit_type;
+ u8 local_con;
+ u8 audio;
+ u8 hardware_version;
+
+ printf("Board: ");
+
+ unit_type = (channel2_msr & 0x80) ? 0x01 : 0x00;
+ local_con = (channel2_msr & 0x20) ? 0x01 : 0x00;
+ audio = (channel3_msr & 0x20) ? 0x01 : 0x00;
+ hardware_version =
+ ((channel7_msr & 0x20) ? 0x01 : 0x00)
+ | ((channel7_msr & 0x80) ? 0x02 : 0x00)
+ | ((channel7_msr & 0x40) ? 0x04 : 0x00);
+
+ switch (unit_type) {
+ case HWTYPE_DLVISION_CON:
+ printf("DL-Vision-CON");
+ break;
+
+ case HWTYPE_DLVISION_CPU:
+ printf("DL-Vision-CPU");
+ break;
+
+ default:
+ printf("UnitType %d, unsupported", unit_type);
+ break;
+ }
+
+ if (s != NULL) {
+ puts(", serial# ");
+ puts(s);
+ }
+ puts("\n ");
+
+ switch (hardware_version) {
+ case HWREV_100:
+ printf("HW-Ver 1.00");
+ break;
+
+ default:
+ printf("HW-Ver %d, unsupported",
+ hardware_version);
+ break;
+ }
+
+ if (local_con)
+ printf(", local console");
+
+ if (audio)
+ printf(", audio support");
+
+ puts("\n");
+
+ return 0;
+}
--- /dev/null
+/*
+ * (C) Copyright 2000
+ * Wolfgang Denk, DENX Software Engineering, wd@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., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+OUTPUT_ARCH(powerpc)
+/* Do we need any of these for elf?
+ __DYNAMIC = 0; */
+SECTIONS
+{
+ .resetvec 0xFFFFFFFC :
+ {
+ *(.resetvec)
+ } = 0xffff
+
+ /* Read-only sections, merged into text segment: */
+ . = + SIZEOF_HEADERS;
+ .interp : { *(.interp) }
+ .hash : { *(.hash) }
+ .dynsym : { *(.dynsym) }
+ .dynstr : { *(.dynstr) }
+ .rel.text : { *(.rel.text) }
+ .rela.text : { *(.rela.text) }
+ .rel.data : { *(.rel.data) }
+ .rela.data : { *(.rela.data) }
+ .rel.rodata : { *(.rel.rodata) }
+ .rela.rodata : { *(.rela.rodata) }
+ .rel.got : { *(.rel.got) }
+ .rela.got : { *(.rela.got) }
+ .rel.ctors : { *(.rel.ctors) }
+ .rela.ctors : { *(.rela.ctors) }
+ .rel.dtors : { *(.rel.dtors) }
+ .rela.dtors : { *(.rela.dtors) }
+ .rel.bss : { *(.rel.bss) }
+ .rela.bss : { *(.rela.bss) }
+ .rel.plt : { *(.rel.plt) }
+ .rela.plt : { *(.rela.plt) }
+ .init : { *(.init) }
+ .plt : { *(.plt) }
+ .text :
+ {
+ cpu/ppc4xx/start.o (.text)
+
+ *(.text)
+ *(.fixup)
+ *(.got1)
+ }
+ _etext = .;
+ PROVIDE (etext = .);
+ .rodata :
+ {
+ *(.rodata)
+ *(.rodata1)
+ *(.rodata.str1.4)
+ }
+ .fini : { *(.fini) } =0
+ .ctors : { *(.ctors) }
+ .dtors : { *(.dtors) }
+
+ /* Read-write section, merged into data segment: */
+ . = (. + 0x00FF) & 0xFFFFFF00;
+ _erotext = .;
+ PROVIDE (erotext = .);
+ .reloc :
+ {
+ *(.got)
+ _GOT2_TABLE_ = .;
+ *(.got2)
+ _FIXUP_TABLE_ = .;
+ *(.fixup)
+ }
+ __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >>2;
+ __fixup_entries = (. - _FIXUP_TABLE_)>>2;
+
+ .data :
+ {
+ *(.data)
+ *(.data1)
+ *(.sdata)
+ *(.sdata2)
+ *(.dynamic)
+ CONSTRUCTORS
+ }
+ _edata = .;
+ PROVIDE (edata = .);
+
+ . = .;
+ __u_boot_cmd_start = .;
+ .u_boot_cmd : { *(.u_boot_cmd) }
+ __u_boot_cmd_end = .;
+
+ . = .;
+ __start___ex_table = .;
+ __ex_table : { *(__ex_table) }
+ __stop___ex_table = .;
+
+ . = ALIGN(256);
+ __init_begin = .;
+ .text.init : { *(.text.init) }
+ .data.init : { *(.data.init) }
+ . = ALIGN(256);
+ __init_end = .;
+
+ __bss_start = .;
+ .bss (NOLOAD) :
+ {
+ *(.sbss) *(.scommon)
+ *(.dynbss)
+ *(.bss)
+ *(COMMON)
+ }
+ _end = . ;
+ PROVIDE (end = .);
+}
--- /dev/null
+/*
+ * (C) Copyright 2009
+ * Dirk Eibach, Guntermann & Drunck GmbH, eibach@gdsys.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., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#ifndef __CONFIG_H
+#define __CONFIG_H
+
+#define CONFIG_405EP 1 /* this is a PPC405 CPU */
+#define CONFIG_4xx 1 /* member of PPC4xx family */
+#define CONFIG_DLVISION 1 /* on a Neo board */
+
+/*
+ * Include common defines/options for all AMCC eval boards
+ */
+#define CONFIG_HOSTNAME dlvision
+#define CONFIG_IDENT_STRING " dlvision 0.01"
+#include "amcc-common.h"
+
+#define CONFIG_BOARD_EARLY_INIT_F /* call board_early_init_f */
+#define CONFIG_MISC_INIT_R /* call misc_init_r */
+
+#define CONFIG_SYS_CLK_FREQ 33333333 /* external frequency to pll */
+
+/*
+ * Configure PLL
+ */
+#define PLLMR0_DEFAULT PLLMR0_266_133_66_33
+#define PLLMR1_DEFAULT PLLMR1_266_133_66_33
+
+/* new uImage format support */
+#define CONFIG_FIT
+#define CONFIG_FIT_VERBOSE /* enable fit_format_{error,warning}() */
+
+#define CONFIG_ENV_IS_IN_FLASH /* use FLASH for environment vars */
+
+/*
+ * Default environment variables
+ */
+#define CONFIG_EXTRA_ENV_SETTINGS \
+ CONFIG_AMCC_DEF_ENV \
+ CONFIG_AMCC_DEF_ENV_POWERPC \
+ CONFIG_AMCC_DEF_ENV_NOR_UPD \
+ "kernel_addr=fc000000\0" \
+ "fdt_addr=fc1e0000\0" \
+ "ramdisk_addr=fc200000\0" \
+ ""
+
+#define CONFIG_PHY_ADDR 4 /* PHY address */
+#define CONFIG_HAS_ETH0
+#define CONFIG_HAS_ETH1
+#define CONFIG_PHY1_ADDR 0xc /* EMAC1 PHY address */
+#define CONFIG_PHY_CLK_FREQ EMAC_STACR_CLK_66MHZ
+
+/*
+ * Commands additional to the ones defined in amcc-common.h
+ */
+#define CONFIG_CMD_CACHE
+#undef CONFIG_CMD_EEPROM
+
+/*
+ * SDRAM configuration (please see cpu/ppc/sdram.[ch])
+ */
+#define CONFIG_SDRAM_BANK0 1 /* init onboard SDRAM bank 0 */
+
+/* SDRAM timings used in datasheet */
+#define CONFIG_SYS_SDRAM_CL 3 /* CAS latency */
+#define CONFIG_SYS_SDRAM_tRP 20 /* PRECHARGE command period */
+#define CONFIG_SYS_SDRAM_tRC 66 /* ACTIVE-to-ACTIVE period */
+#define CONFIG_SYS_SDRAM_tRCD 20 /* ACTIVE-to-READ delay */
+#define CONFIG_SYS_SDRAM_tRFC 66 /* Auto refresh period */
+
+/*
+ * If CONFIG_SYS_EXT_SERIAL_CLOCK, then the UART divisor is 1.
+ * If CONFIG_SYS_405_UART_ERRATA_59, then UART divisor is 31.
+ * Otherwise, UART divisor is determined by CPU Clock and CONFIG_SYS_BASE_BAUD.
+ * The Linux BASE_BAUD define should match this configuration.
+ * baseBaud = cpuClock/(uartDivisor*16)
+ * If CONFIG_SYS_405_UART_ERRATA_59 and 200MHz CPU clock,
+ * set Linux BASE_BAUD to 403200.
+ */
+#undef CONFIG_SERIAL_SOFTWARE_FIFO
+#undef CONFIG_SYS_EXT_SERIAL_CLOCK /* external serial clock */
+#undef CONFIG_SYS_405_UART_ERRATA_59 /* 405GP/CR Rev. D silicon */
+#define CONFIG_SYS_BASE_BAUD 691200
+
+/*
+ * I2C stuff
+ */
+#define CONFIG_SYS_I2C_SPEED 100000 /* I2C speed and slave address*/
+
+/*
+ * FLASH organization
+ */
+#define CONFIG_SYS_FLASH_CFI /* The flash is CFI compatible */
+#define CONFIG_FLASH_CFI_DRIVER /* Use common CFI driver */
+
+#define CONFIG_SYS_FLASH_BASE 0xFC000000
+#define CONFIG_SYS_FLASH_BANKS_LIST { CONFIG_SYS_FLASH_BASE }
+
+#define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max num of memory banks */
+#define CONFIG_SYS_MAX_FLASH_SECT 512 /* max num of sectors per chip*/
+
+#define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase/ms */
+#define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write/ms */
+
+#define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 1 /* use buff'd writes */
+#define CONFIG_SYS_FLASH_PROTECTION 1 /* use hardware flash protect */
+
+#define CONFIG_SYS_FLASH_EMPTY_INFO /* 'E' for empty sector on flinfo */
+#define CONFIG_SYS_FLASH_QUIET_TEST 1 /* no warn upon unknown flash */
+
+#ifdef CONFIG_ENV_IS_IN_FLASH
+#define CONFIG_ENV_SECT_SIZE 0x20000 /* size of one complete sector */
+#define CONFIG_ENV_ADDR ((-CONFIG_SYS_MONITOR_LEN)-CONFIG_ENV_SECT_SIZE)
+#define CONFIG_ENV_SIZE 0x2000 /* Total Size of Environment Sector */
+
+/* Address and size of Redundant Environment Sector */
+#define CONFIG_ENV_ADDR_REDUND (CONFIG_ENV_ADDR-CONFIG_ENV_SECT_SIZE)
+#define CONFIG_ENV_SIZE_REDUND (CONFIG_ENV_SIZE)
+#endif
+
+/*
+ * PPC405 GPIO Configuration
+ */
+#define CONFIG_SYS_4xx_GPIO_TABLE { /* GPIO Alternate1 */ \
+{ \
+/* GPIO Core 0 */ \
+{ GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO0 PerBLast */ \
+{ GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO1 TS1E */ \
+{ GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO2 TS2E */ \
+{ GPIO_BASE, GPIO_IN, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO3 TS1O */ \
+{ GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO4 TS2O */ \
+{ GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_1 }, /* GPIO5 TS3 */ \
+{ GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO6 TS4 */ \
+{ GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO7 TS5 */ \
+{ GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO8 TS6 */ \
+{ GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO9 TrcClk */ \
+{ GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO10 PerCS1 */ \
+{ GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO11 PerCS2 */ \
+{ GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO12 PerCS3 */ \
+{ GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO13 PerCS4 */ \
+{ GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO14 PerAddr03 */ \
+{ GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO15 PerAddr04 */ \
+{ GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO16 PerAddr05 */ \
+{ GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO17 IRQ0 */ \
+{ GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO18 IRQ1 */ \
+{ GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO19 IRQ2 */ \
+{ GPIO_BASE, GPIO_IN, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO20 IRQ3 */ \
+{ GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO21 IRQ4 */ \
+{ GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO22 IRQ5 */ \
+{ GPIO_BASE, GPIO_IN, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO23 IRQ6 */ \
+{ GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO24 UART0_DCD */ \
+{ GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO25 UART0_DSR */ \
+{ GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO26 UART0_RI */ \
+{ GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO27 UART0_DTR */ \
+{ GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO28 UART1_Rx */ \
+{ GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO29 UART1_Tx */ \
+{ GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO30 RejectPkt0 */ \
+{ GPIO_BASE, GPIO_IN, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO31 RejectPkt1 */ \
+} \
+}
+
+/*
+ * Definitions for initial stack pointer and data area (in data cache)
+ */
+/* use on chip memory (OCM) for temperary stack until sdram is tested */
+#define CONFIG_SYS_TEMP_STACK_OCM 1
+
+/* On Chip Memory location */
+#define CONFIG_SYS_OCM_DATA_ADDR 0xF8000000
+#define CONFIG_SYS_OCM_DATA_SIZE 0x1000
+#define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_OCM_DATA_ADDR /* in SDRAM */
+#define CONFIG_SYS_INIT_RAM_END CONFIG_SYS_OCM_DATA_SIZE /* End of used area */
+
+#define CONFIG_SYS_GBL_DATA_SIZE 128 /* size/bytes res'd for init data*/
+#define CONFIG_SYS_GBL_DATA_OFFSET \
+ (CONFIG_SYS_INIT_RAM_END - CONFIG_SYS_GBL_DATA_SIZE)
+#define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
+
+/*
+ * External Bus Controller (EBC) Setup
+ */
+
+/* Memory Bank 0 (NOR-FLASH) initialization */
+#define CONFIG_SYS_EBC_PB0AP 0x92015480
+/* BAS=0xFC0,BS=64MB,BU=R/W,BW=16bit */
+#define CONFIG_SYS_EBC_PB0CR 0xFC0DA000
+
+/* Memory Bank 1 (NVRAM) initializatio */
+#define CONFIG_SYS_EBC_PB1AP 0x92015480
+/* BAS=0xFF8,BS=4MB,BU=R/W,BW=8bit */
+#define CONFIG_SYS_EBC_PB1CR 0xFB858000
+
+/* Memory Bank 2 (UART) initialization */
+#define CONFIG_UART_BASE 0x7f100000
+#define CONFIG_SYS_EBC_PB2AP 0x92015480
+/* BAS=0x7f1,BS=1MB,BU=R/W,BW=8bit */
+#define CONFIG_SYS_EBC_PB2CR 0x7f118000
+
+/* Memory Bank 3 (Latches) initialization */
+#define CONFIG_SYS_LATCH_BASE 0x7f200000
+#define CONFIG_SYS_EBC_PB3AP 0x92015480
+/* BAS=0x7f2,BS=1MB,BU=R/W,BW=16bit */
+#define CONFIG_SYS_EBC_PB3CR 0x7f21a000
+
+#endif /* __CONFIG_H */
projects / u-boot.git / commitdiff