From: Andreas Schallenberg Andreas.Schallenberg@3alitydigital.de
Info about the hardware can be found here: http://www.dilnetpc.com/dnp0086.htm
Signed-off-by: Andreas Schallenberg Andreas.Schallenberg@3alitydigital.de Signed-off-by: Mike Frysinger vapier@gentoo.org --- MAINTAINERS | 4 ++ board/dnp5370/Makefile | 54 +++++++++++++++++++ board/dnp5370/dnp5370.c | 104 ++++++++++++++++++++++++++++++++++++ boards.cfg | 1 + doc/README.dnp5370 | 67 +++++++++++++++++++++++ include/configs/dnp5370.h | 128 +++++++++++++++++++++++++++++++++++++++++++++ 6 files changed, 358 insertions(+), 0 deletions(-) create mode 100644 board/dnp5370/Makefile create mode 100644 board/dnp5370/dnp5370.c create mode 100644 doc/README.dnp5370 create mode 100644 include/configs/dnp5370.h
diff --git a/MAINTAINERS b/MAINTAINERS index 553930a..04dea46 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -1045,6 +1045,10 @@ Blackfin Team u-boot-devel@blackfin.uclinux.org BF548-EZKIT BF548 BF561-EZKIT BF561
+M.Hasewinkel (MHA) info@ssv-embedded.de + + dnp5370 BF537 + Brent Kandetzki brentk@teleco.com
IP04 BF532 diff --git a/board/dnp5370/Makefile b/board/dnp5370/Makefile new file mode 100644 index 0000000..0d17676 --- /dev/null +++ b/board/dnp5370/Makefile @@ -0,0 +1,54 @@ +# +# U-boot - Makefile +# +# Copyright (c) 2005-2007 Analog Device Inc. +# +# (C) Copyright 2000-2006 +# 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 +# + +include $(TOPDIR)/config.mk + +LIB = $(obj)lib$(BOARD).o + +COBJS-y := $(BOARD).o + +SRCS := $(SOBJS-y:.o=.S) $(COBJS-y:.o=.c) +OBJS := $(addprefix $(obj),$(COBJS-y)) +SOBJS := $(addprefix $(obj),$(SOBJS-y)) + +$(LIB): $(obj).depend $(OBJS) $(SOBJS) + $(call cmd_link_o_target, $(OBJS) $(SOBJS)) + +clean: + rm -f $(SOBJS) $(OBJS) + +distclean: clean + rm -f $(LIB) core *.bak $(obj).depend + +######################################################################### + +# defines $(obj).depend target +include $(SRCTREE)/rules.mk + +sinclude $(obj).depend + +######################################################################### diff --git a/board/dnp5370/dnp5370.c b/board/dnp5370/dnp5370.c new file mode 100644 index 0000000..da9eb5f --- /dev/null +++ b/board/dnp5370/dnp5370.c @@ -0,0 +1,104 @@ +/* + * U-boot - main board file + * + * (C) Copyright 2010 3ality Digital Systems + * + * Copyright (c) 2005-2008 Analog Devices Inc. + * + * (C) Copyright 2000-2004 + * 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., 51 Franklin St, Fifth Floor, Boston, + * MA 02110-1301 USA + */ + +#include <common.h> +#include <config.h> +#include <asm/blackfin.h> +#include <asm/net.h> +#include <net.h> +#include <netdev.h> +#include <asm/gpio.h> + +static void disable_external_watchdog(void) +{ +#ifdef CONFIG_DNP5370_EXT_WD_DISABLE + /* disable external HW watchdog with PH13 = WD1 = 1 */ + gpio_request(GPIO_PH13, "ext_wd"); + gpio_direction_output(GPIO_PH13, 1); +#endif +} + +int checkboard(void) +{ + printf("Board: SSV DilNet DNP5370\n"); + return 0; +} + +#ifdef CONFIG_BFIN_MAC +static void board_init_enetaddr(uchar *mac_addr) +{ +#ifdef CONFIG_SYS_NO_FLASH +# define USE_MAC_IN_FLASH 0 +#else +# define USE_MAC_IN_FLASH 1 +#endif + bool valid_mac = false; + + if (USE_MAC_IN_FLASH) { + /* we cram the MAC in the last flash sector */ + uchar *board_mac_addr = (uchar *)0x202F0000; + if (is_valid_ether_addr(board_mac_addr)) { + memcpy(mac_addr, board_mac_addr, 6); + valid_mac = true; + } + } + + if (!valid_mac) { + puts("Warning: Generating 'random' MAC address\n"); + bfin_gen_rand_mac(mac_addr); + } + + eth_setenv_enetaddr("ethaddr", mac_addr); +} + +int board_eth_init(bd_t *bis) +{ + return bfin_EMAC_initialize(bis); +} +#endif + +/* miscellaneous platform dependent initialisations */ +int misc_init_r(void) +{ + disable_external_watchdog(); + +#ifdef CONFIG_BFIN_MAC + uchar enetaddr[6]; + if (!eth_getenv_enetaddr("ethaddr", enetaddr)) + board_init_enetaddr(enetaddr); +#endif + +#ifndef CONFIG_SYS_NO_FLASH + /* we use the last sector for the MAC address / POST LDR */ + extern flash_info_t flash_info[]; + flash_protect(FLAG_PROTECT_SET, 0x202F0000, 0x202FFFFF, &flash_info[0]); +#endif + + return 0; +} diff --git a/boards.cfg b/boards.cfg index 94b8745..9a327d5 100644 --- a/boards.cfg +++ b/boards.cfg @@ -190,6 +190,7 @@ cm-bf537e blackfin blackfin cm-bf537u blackfin blackfin cm-bf548 blackfin blackfin cm-bf561 blackfin blackfin +dnp5370 blackfin blackfin ibf-dsp561 blackfin blackfin ip04 blackfin blackfin tcm-bf518 blackfin blackfin diff --git a/doc/README.dnp5370 b/doc/README.dnp5370 new file mode 100644 index 0000000..0172698 --- /dev/null +++ b/doc/README.dnp5370 @@ -0,0 +1,67 @@ +This document describes the board support for +Dil/NetPC DNP/5370 (http://www.dilnetpc.com/dnp0086.htm) module. +The distributor is SSV (http://www.ssv-embedded.de), + +The module used to develop the support files contains: + +* Processor: Blackfin BF537 Rev 0.3 (600 MHz core / 120MHz RAM) + +* RAM: 32 MB SDRAM + Hynix HY57V561620FTP-H 810EA + Connected to Blackfin via "Expansion Bus" + Address range 0x0000.0000 - 0x1fff.ffff + +* NOR flash: 32 MBit (4 MByte) + Exel Semiconductor ES29LVS320EB + Connected to Blackfin via "Expansion Bus", + Chip Selects 0, 1 and 2, each is connected + to a 1 MB memory bank at Blackfin, therefore + only 3 MB accessible. + Address range 0x2000.0000 - 0x202f.ffff + CFI compatible + + Exel Semiconductor was bought by Rohm Semiconductor (www.rohm.com). + +* NAND flash: 64 MBit (8 MByte) + Atmel 45DB642D-CNU + Connected to Blackfin via SPI + CFI compatible + +* Davicom DM9161EP Ethernet PHY + +* A SD card reader, connected via SPI + +* Hardware watchdog MAX823 or TPS3823 + +(other devices not listed here) + +To run it, the module must be inserted in a 64 pin DIL socket +on another board, e.g. DNP/EVA13 (together: SSV SK28). + +The Blackfin is booted from NOR flash. The NOR flash data begins +with the U-Boot code and is then followed by the Linux code. +Finally, the MAC is stored in the last sector. +You may need to adjust these settings to your needs. +The memory map used to develop the board support is: + +Memory map: +0x00000000 .. 0x01ffffff SDRAM +0x20000000 .. 0x202fffff NOR flash + +RAM use: +0x01f9bffc .. 0x01fbbffb U-Boot stack +0x01f9c000 .. 0x01f9ffff U-Boot global data +0x01fa0000 .. 0x01fbffff U-Boot malloc() RAM +0x01fc0000 .. 0x01ffffff U-Boot execution RAM + +NOR flash use: +0x20000000 .. 0x0002ffff U-Boot +0x20004000 .. 0x20005fff U-Boot environment +0x20030000 .. 0x202effff Linux kernel image +0x202f0000 .. 0x202fffff MAC address sector + +NOR flash is 0x00300000 (3145728) bytes large (3 MB). +Max space for compressed kernel in flash is 0x002c0000 (2883584) bytes (2.75 MB) +Max space for u-boot in flash is 0x00030000 (196608) bytes (192 KB) + +The module is hardwired to BYPASS boot mode. diff --git a/include/configs/dnp5370.h b/include/configs/dnp5370.h new file mode 100644 index 0000000..6b328a5 --- /dev/null +++ b/include/configs/dnp5370.h @@ -0,0 +1,128 @@ +/* + * U-boot - Configuration file for SSV DNP5370 board + */ + +#ifndef __CONFIG_DNP5370_H__ +#define __CONFIG_DNP5370_H__ + +/* this must come first */ +#include <asm/config-pre.h> + +/* + * Processor Settings + */ +#define CONFIG_BFIN_CPU bf537-0.3 +#define CONFIG_BFIN_BOOT_MODE BFIN_BOOT_BYPASS + +/* + * Clock Settings + * CCLK = (CLKIN * VCO_MULT) / CCLK_DIV + * SCLK = (CLKIN * VCO_MULT) / SCLK_DIV + */ +#define CONFIG_CLKIN_HZ 25000000 +#define CONFIG_CLKIN_HALF 0 +#define CONFIG_PLL_BYPASS 0 +#define CONFIG_VCO_MULT 24 +#define CONFIG_CCLK_DIV 1 +#define CONFIG_SCLK_DIV 5 + +/* + * Memory Settings + */ +#define CONFIG_MEM_ADD_WDTH 9 +#define CONFIG_MEM_SIZE 32 + +#define CONFIG_EBIU_SDRRC_VAL 0x03a0 +#define CONFIG_EBIU_SDBCTL_VAL 0x0013 +#define CONFIG_EBIU_SDGCTL_VAL 0x8091998d + +#define CONFIG_EBIU_AMGCTL_VAL 0xF7 +#define CONFIG_EBIU_AMBCTL0_VAL 0x7BB07BB0 +#define CONFIG_EBIU_AMBCTL1_VAL 0xFFC27BB0 + +#define CONFIG_SYS_MONITOR_LEN (256 * 1024) +#define CONFIG_SYS_MALLOC_LEN (128 * 1024) + +/* + * Network Settings + */ +#ifndef __ADSPBF534__ +#define CONFIG_ROOTPATH /romfs + +#define CONFIG_NET_MULTI 1 +#define CONFIG_BFIN_MAC 1 +#define CONFIG_PHY_ADDR 0 +#define CONFIG_RMII 1 + +#define CONFIG_CMD_MII +#define CONFIG_CMD_PING +#endif + +/* + * Flash Settings + * + * Only 3 MB of the 4 MB NOR flash are addressable. + * But limiting the flash size does not seem to work. + * It seems the CFI detection has precedence. + */ +#define CONFIG_FLASH_CFI_DRIVER +#define CONFIG_SYS_FLASH_BASE 0x20000000 +#define CONFIG_SYS_FLASH_CFI +#define CONFIG_SYS_FLASH_PROTECTION +#define CONFIG_SYS_MAX_FLASH_BANKS 1 +#define CONFIG_SYS_MAX_FLASH_SECT 71 /* (M29W320EB) */ + +/* 512k reserved for u-boot */ +#define CONFIG_SYS_JFFS2_FIRST_SECTOR 15 + +/* + * Env Storage Settings + */ +#define CONFIG_ENV_IS_IN_FLASH 1 +#define CONFIG_ENV_ADDR 0x20004000 +#define CONFIG_ENV_SIZE 0x00002000 +#define CONFIG_ENV_SECT_SIZE 0x00002000 /* Total Size of Environment Sector */ +#define CONFIG_ENV_OFFSET 0x00004000 /* (CONFIG_ENV_ADDR - CONFIG_FLASH_BASE) */ + +#define ENV_IS_EMBEDDED +#define LDS_BOARD_TEXT \ + arch/blackfin/lib/libblackfin.o (.text*); \ + arch/blackfin/cpu/libblackfin.o (.text*); \ + . = DEFINED(env_offset) ? env_offset : .; \ + common/env_embedded.o (.text*); + +/* + * Misc Settings + */ +#define CONFIG_CMD_GPIO +#define CONFIG_CMD_STRINGS +#define CONFIG_MISC_INIT_R +#define CONFIG_RTC_BFIN +#define CONFIG_SYS_LONGHELP + +/* This disables the hardware watchdog (not inside the bfin) */ +#define CONFIG_DNP5370_EXT_WD_DISABLE 1 + +#define CONFIG_UART_CONSOLE 0 +#define CONFIG_BAUDRATE 115200 +#define CONFIG_BOOTCOMMAND "bootm 0x20030000" +#define CONFIG_BOOTARGS "console=ttyBF0,115200 root=/dev/mtdblock3 rootfstype=ext2" + +/* Convenience commands to update Linux in NOR flash */ +#define CONFIG_EXTRA_ENV_SETTINGS \ + "fetchme=tftpboot 0x01000000 uImage;" \ + "iminfo\0" \ + "flashme=protect off 0x20030000 0x2003ffff;" \ + "erase 0x20030000 0x202effff;" \ + "cp.b 0x01000000 0x20030000 0x2c0000\0" \ + "runme=bootm 0x01000000\0" + +/* this sets up the default list of enabled commands */ +#include <config_cmd_default.h> + +#ifndef CONFIG_BFIN_MAC +# undef CONFIG_CMD_NET +# undef CONFIG_CMD_NFS +#endif + +#endif