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#
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# (C) Copyright 2003-2004
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# Wolfgang Denk, DENX Software Engineering, wd@denx.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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include $(TOPDIR)/config.mk |
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LIB = lib$(BOARD).a
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OBJS := $(BOARD).o cmd_bc3450.o
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$(LIB): $(OBJS) $(SOBJS) |
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$(AR) crv $@ $(OBJS)
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clean: |
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rm -f $(SOBJS) $(OBJS)
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distclean: clean |
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rm -f $(LIB) core *.bak .depend
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#########################################################################
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.depend: Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c) |
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$(CC) -M $(CPPFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@
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-include .depend |
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#########################################################################
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@ -0,0 +1,677 @@ |
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/*
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* -- Version 1.1 -- |
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* |
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* (C) Copyright 2003-2004 |
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* Wolfgang Denk, DENX Software Engineering, wd@denx.de. |
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* |
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* (C) Copyright 2004 |
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* Mark Jonas, Freescale Semiconductor, mark.jonas@motorola.com. |
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* |
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* (C) Copyright 2004-2005 |
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* Martin Krause, TQ-Systems GmbH, martin.krause@tqs.de |
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* |
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* (C) Copyright 2006 |
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* Stefan Strobl, GERSYS GmbH, stefan.strobl@gersys.de |
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* |
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* History: |
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* 1.1 - improved SM501 init to meet spec timing |
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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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#include <common.h> |
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#include <mpc5xxx.h> |
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#include <pci.h> |
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#ifdef CONFIG_VIDEO_SM501 |
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#include <sm501.h> |
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#endif |
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#if defined(CONFIG_MPC5200_DDR) |
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#include "mt46v16m16-75.h" |
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#else |
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#include "mt48lc16m16a2-75.h" |
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#endif |
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#ifdef CONFIG_RTC_MPC5200 |
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#include <rtc.h> |
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#endif |
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#ifdef CONFIG_PS2MULT |
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void ps2mult_early_init(void); |
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#endif |
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#ifndef CFG_RAMBOOT |
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static void sdram_start (int hi_addr) |
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{ |
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long hi_addr_bit = hi_addr ? 0x01000000 : 0; |
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/* unlock mode register */ |
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*(vu_long *)MPC5XXX_SDRAM_CTRL = SDRAM_CONTROL | 0x80000000 | |
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hi_addr_bit; |
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__asm__ volatile ("sync"); |
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/* precharge all banks */ |
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*(vu_long *)MPC5XXX_SDRAM_CTRL = SDRAM_CONTROL | 0x80000002 | |
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hi_addr_bit; |
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__asm__ volatile ("sync"); |
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#if SDRAM_DDR |
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/* set mode register: extended mode */ |
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*(vu_long *)MPC5XXX_SDRAM_MODE = SDRAM_EMODE; |
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__asm__ volatile ("sync"); |
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/* set mode register: reset DLL */ |
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*(vu_long *)MPC5XXX_SDRAM_MODE = SDRAM_MODE | 0x04000000; |
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__asm__ volatile ("sync"); |
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#endif |
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/* precharge all banks */ |
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*(vu_long *)MPC5XXX_SDRAM_CTRL = SDRAM_CONTROL | 0x80000002 | |
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hi_addr_bit; |
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__asm__ volatile ("sync"); |
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/* auto refresh */ |
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*(vu_long *)MPC5XXX_SDRAM_CTRL = SDRAM_CONTROL | 0x80000004 | |
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hi_addr_bit; |
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__asm__ volatile ("sync"); |
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/* set mode register */ |
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*(vu_long *)MPC5XXX_SDRAM_MODE = SDRAM_MODE; |
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__asm__ volatile ("sync"); |
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/* normal operation */ |
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*(vu_long *)MPC5XXX_SDRAM_CTRL = SDRAM_CONTROL | hi_addr_bit; |
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__asm__ volatile ("sync"); |
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} |
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#endif |
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/*
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* ATTENTION: Although partially referenced initdram does NOT make real use |
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* use of CFG_SDRAM_BASE. The code does not work if CFG_SDRAM_BASE |
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* is something else than 0x00000000. |
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*/ |
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#if defined(CONFIG_MPC5200) |
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long int initdram (int board_type) |
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{ |
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ulong dramsize = 0; |
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ulong dramsize2 = 0; |
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#ifndef CFG_RAMBOOT |
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ulong test1, test2; |
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/* setup SDRAM chip selects */ |
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*(vu_long *)MPC5XXX_SDRAM_CS0CFG = 0x0000001c; /* 512MB at 0x0 */ |
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*(vu_long *)MPC5XXX_SDRAM_CS1CFG = 0x40000000; /* disabled */ |
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__asm__ volatile ("sync"); |
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/* setup config registers */ |
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*(vu_long *)MPC5XXX_SDRAM_CONFIG1 = SDRAM_CONFIG1; |
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*(vu_long *)MPC5XXX_SDRAM_CONFIG2 = SDRAM_CONFIG2; |
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__asm__ volatile ("sync"); |
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#if SDRAM_DDR |
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/* set tap delay */ |
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*(vu_long *)MPC5XXX_CDM_PORCFG = SDRAM_TAPDELAY; |
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__asm__ volatile ("sync"); |
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#endif |
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/* find RAM size using SDRAM CS0 only */ |
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sdram_start(0); |
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test1 = get_ram_size((long *)CFG_SDRAM_BASE, 0x20000000); |
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sdram_start(1); |
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test2 = get_ram_size((long *)CFG_SDRAM_BASE, 0x20000000); |
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if (test1 > test2) { |
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sdram_start(0); |
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dramsize = test1; |
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} else { |
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dramsize = test2; |
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} |
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/* memory smaller than 1MB is impossible */ |
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if (dramsize < (1 << 20)) { |
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dramsize = 0; |
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} |
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/* set SDRAM CS0 size according to the amount of RAM found */ |
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if (dramsize > 0) { |
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*(vu_long *)MPC5XXX_SDRAM_CS0CFG = 0x13 + |
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__builtin_ffs(dramsize >> 20) - 1; |
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} else { |
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*(vu_long *)MPC5XXX_SDRAM_CS0CFG = 0; /* disabled */ |
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} |
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/* let SDRAM CS1 start right after CS0 */ |
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*(vu_long *)MPC5XXX_SDRAM_CS1CFG = dramsize + 0x0000001c; /* 512MB */ |
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/* find RAM size using SDRAM CS1 only */ |
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sdram_start(0); |
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test1 = get_ram_size((long *)(CFG_SDRAM_BASE + dramsize), 0x20000000); |
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sdram_start(1); |
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test2 = get_ram_size((long *)(CFG_SDRAM_BASE + dramsize), 0x20000000); |
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if (test1 > test2) { |
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sdram_start(0); |
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dramsize2 = test1; |
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} else { |
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dramsize2 = test2; |
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} |
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/* memory smaller than 1MB is impossible */ |
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if (dramsize2 < (1 << 20)) { |
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dramsize2 = 0; |
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} |
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/* set SDRAM CS1 size according to the amount of RAM found */ |
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if (dramsize2 > 0) { |
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*(vu_long *)MPC5XXX_SDRAM_CS1CFG = dramsize |
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| (0x13 + __builtin_ffs(dramsize2 >> 20) - 1); |
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} else { |
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*(vu_long *)MPC5XXX_SDRAM_CS1CFG = dramsize; /* disabled */ |
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} |
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#else /* CFG_RAMBOOT */ |
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/* retrieve size of memory connected to SDRAM CS0 */ |
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dramsize = *(vu_long *)MPC5XXX_SDRAM_CS0CFG & 0xFF; |
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if (dramsize >= 0x13) { |
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dramsize = (1 << (dramsize - 0x13)) << 20; |
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} else { |
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dramsize = 0; |
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} |
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/* retrieve size of memory connected to SDRAM CS1 */ |
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dramsize2 = *(vu_long *)MPC5XXX_SDRAM_CS1CFG & 0xFF; |
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if (dramsize2 >= 0x13) { |
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dramsize2 = (1 << (dramsize2 - 0x13)) << 20; |
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} else { |
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dramsize2 = 0; |
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} |
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#endif /* CFG_RAMBOOT */ |
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return dramsize; |
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} |
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#elif defined(CONFIG_MGT5100) |
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long int initdram (int board_type) |
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{ |
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ulong dramsize = 0; |
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#ifndef CFG_RAMBOOT |
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ulong test1, test2; |
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/* setup and enable SDRAM chip selects */ |
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*(vu_long *)MPC5XXX_SDRAM_START = 0x00000000; |
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*(vu_long *)MPC5XXX_SDRAM_STOP = 0x0000ffff; /* 2G */ |
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*(vu_long *)MPC5XXX_ADDECR |= (1 << 22); /* Enable SDRAM */ |
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__asm__ volatile ("sync"); |
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/* setup config registers */ |
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*(vu_long *)MPC5XXX_SDRAM_CONFIG1 = SDRAM_CONFIG1; |
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*(vu_long *)MPC5XXX_SDRAM_CONFIG2 = SDRAM_CONFIG2; |
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/* address select register */ |
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*(vu_long *)MPC5XXX_SDRAM_XLBSEL = SDRAM_ADDRSEL; |
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__asm__ volatile ("sync"); |
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/* find RAM size */ |
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sdram_start(0); |
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test1 = get_ram_size((ulong *)CFG_SDRAM_BASE, 0x80000000); |
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sdram_start(1); |
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test2 = get_ram_size((ulong *)CFG_SDRAM_BASE, 0x80000000); |
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if (test1 > test2) { |
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sdram_start(0); |
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dramsize = test1; |
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} else { |
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dramsize = test2; |
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} |
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/* set SDRAM end address according to size */ |
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*(vu_long *)MPC5XXX_SDRAM_STOP = ((dramsize - 1) >> 15); |
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#else /* CFG_RAMBOOT */ |
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/* Retrieve amount of SDRAM available */ |
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dramsize = ((*(vu_long *)MPC5XXX_SDRAM_STOP + 1) << 15); |
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#endif /* CFG_RAMBOOT */ |
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return dramsize; |
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} |
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#else |
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#error Neither CONFIG_MPC5200 or CONFIG_MGT5100 defined |
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#endif |
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int checkboard (void) |
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{ |
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#if defined (CONFIG_TQM5200) |
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puts ("Board: TQM5200 (TQ-Components GmbH)\n"); |
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#endif |
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#if defined (CONFIG_BC3450) |
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puts ("Dev: GERSYS BC3450\n"); |
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#endif |
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return 0; |
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} |
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void flash_preinit(void) |
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{ |
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/*
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* Now, when we are in RAM, enable flash write |
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* access for detection process. |
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* Note that CS_BOOT cannot be cleared when |
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* executing in flash. |
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*/ |
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#if defined(CONFIG_MGT5100) |
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*(vu_long *)MPC5XXX_ADDECR &= ~(1 << 25); /* disable CS_BOOT */ |
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*(vu_long *)MPC5XXX_ADDECR |= (1 << 16); /* enable CS0 */ |
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#endif |
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*(vu_long *)MPC5XXX_BOOTCS_CFG &= ~0x1; /* clear RO */ |
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} |
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#ifdef CONFIG_PCI |
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static struct pci_controller hose; |
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extern void pci_mpc5xxx_init(struct pci_controller *); |
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void pci_init_board(void) |
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{ |
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pci_mpc5xxx_init(&hose); |
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} |
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#endif |
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#if defined (CFG_CMD_IDE) && defined (CONFIG_IDE_RESET) |
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#define GPIO_PSC1_4 0x01000000UL |
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void init_ide_reset (void) |
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{ |
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debug ("init_ide_reset\n"); |
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/* Configure PSC1_4 as GPIO output for ATA reset */ |
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*(vu_long *) MPC5XXX_WU_GPIO_ENABLE |= GPIO_PSC1_4; |
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*(vu_long *) MPC5XXX_WU_GPIO_DIR |= GPIO_PSC1_4; |
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} |
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void ide_set_reset (int idereset) |
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{ |
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debug ("ide_reset(%d)\n", idereset); |
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if (idereset) { |
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*(vu_long *) MPC5XXX_WU_GPIO_DATA &= ~GPIO_PSC1_4; |
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} else { |
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*(vu_long *) MPC5XXX_WU_GPIO_DATA |= GPIO_PSC1_4; |
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} |
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} |
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#endif /* defined (CFG_CMD_IDE) && defined (CONFIG_IDE_RESET) */ |
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#ifdef CONFIG_POST |
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/*
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* Reads GPIO pin PSC6_3. A keypress is reported, if PSC6_3 is low. If PSC6_3 |
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* is left open, no keypress is detected. |
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*/ |
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int post_hotkeys_pressed(void) |
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{ |
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struct mpc5xxx_gpio *gpio; |
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gpio = (struct mpc5xxx_gpio*) MPC5XXX_GPIO; |
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/*
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* Configure PSC6_1 and PSC6_3 as GPIO. PSC6 then couldn't be used in |
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* CODEC or UART mode. Consumer IrDA should still be possible. |
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*/ |
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gpio->port_config &= ~(0x07000000); |
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gpio->port_config |= 0x03000000; |
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/* Enable GPIO for GPIO_IRDA_1 (IR_USB_CLK pin) = PSC6_3 */ |
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gpio->simple_gpioe |= 0x20000000; |
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/* Configure GPIO_IRDA_1 as input */ |
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gpio->simple_ddr &= ~(0x20000000); |
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return ((gpio->simple_ival & 0x20000000) ? 0 : 1); |
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} |
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#endif |
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#if defined(CONFIG_POST) || defined(CONFIG_LOGBUFFER) |
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void post_word_store (ulong a) |
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{ |
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volatile ulong *save_addr = |
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(volatile ulong *)(MPC5XXX_SRAM + MPC5XXX_SRAM_POST_SIZE); |
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*save_addr = a; |
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} |
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ulong post_word_load (void) |
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{ |
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volatile ulong *save_addr = |
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(volatile ulong *)(MPC5XXX_SRAM + MPC5XXX_SRAM_POST_SIZE); |
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return *save_addr; |
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} |
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#endif /* CONFIG_POST || CONFIG_LOGBUFFER*/ |
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||||||
|
#ifdef CONFIG_BOARD_EARLY_INIT_R |
||||||
|
int board_early_init_r (void) |
||||||
|
{ |
||||||
|
#ifdef CONFIG_RTC_MPC5200 |
||||||
|
struct rtc_time t; |
||||||
|
|
||||||
|
/* set to Wed Dec 31 19:00:00 1969 */ |
||||||
|
t.tm_sec = t.tm_min = 0; |
||||||
|
t.tm_hour = 19; |
||||||
|
t.tm_mday = 31; |
||||||
|
t.tm_mon = 12; |
||||||
|
t.tm_year = 1969; |
||||||
|
t.tm_wday = 3; |
||||||
|
|
||||||
|
rtc_set(&t); |
||||||
|
#endif /* CONFIG_RTC_MPC5200 */ |
||||||
|
|
||||||
|
#ifdef CONFIG_PS2MULT |
||||||
|
ps2mult_early_init(); |
||||||
|
#endif /* CONFIG_PS2MULT */ |
||||||
|
return (0); |
||||||
|
} |
||||||
|
#endif /* CONFIG_BOARD_EARLY_INIT_R */ |
||||||
|
|
||||||
|
|
||||||
|
int last_stage_init (void) |
||||||
|
{ |
||||||
|
/*
|
||||||
|
* auto scan for really existing devices and re-set chip select |
||||||
|
* configuration. |
||||||
|
*/ |
||||||
|
u16 save, tmp; |
||||||
|
int restore; |
||||||
|
|
||||||
|
/*
|
||||||
|
* Check for SRAM and SRAM size |
||||||
|
*/ |
||||||
|
|
||||||
|
/* save original SRAM content */ |
||||||
|
save = *(volatile u16 *)CFG_CS2_START; |
||||||
|
restore = 1; |
||||||
|
|
||||||
|
/* write test pattern to SRAM */ |
||||||
|
*(volatile u16 *)CFG_CS2_START = 0xA5A5; |
||||||
|
__asm__ volatile ("sync"); |
||||||
|
/*
|
||||||
|
* Put a different pattern on the data lines: otherwise they may float |
||||||
|
* long enough to read back what we wrote. |
||||||
|
*/ |
||||||
|
tmp = *(volatile u16 *)CFG_FLASH_BASE; |
||||||
|
if (tmp == 0xA5A5) |
||||||
|
puts ("!! possible error in SRAM detection\n"); |
||||||
|
|
||||||
|
if (*(volatile u16 *)CFG_CS2_START != 0xA5A5) { |
||||||
|
/* no SRAM at all, disable cs */ |
||||||
|
*(vu_long *)MPC5XXX_ADDECR &= ~(1 << 18); |
||||||
|
*(vu_long *)MPC5XXX_CS2_START = 0x0000FFFF; |
||||||
|
*(vu_long *)MPC5XXX_CS2_STOP = 0x0000FFFF; |
||||||
|
restore = 0; |
||||||
|
__asm__ volatile ("sync"); |
||||||
|
} else if (*(volatile u16 *)(CFG_CS2_START + (1<<19)) == 0xA5A5) { |
||||||
|
/* make sure that we access a mirrored address */ |
||||||
|
*(volatile u16 *)CFG_CS2_START = 0x1111; |
||||||
|
__asm__ volatile ("sync"); |
||||||
|
if (*(volatile u16 *)(CFG_CS2_START + (1<<19)) == 0x1111) { |
||||||
|
/* SRAM size = 512 kByte */ |
||||||
|
*(vu_long *)MPC5XXX_CS2_STOP = STOP_REG(CFG_CS2_START, |
||||||
|
0x80000); |
||||||
|
__asm__ volatile ("sync"); |
||||||
|
puts ("SRAM: 512 kB\n"); |
||||||
|
} |
||||||
|
else |
||||||
|
puts ("!! possible error in SRAM detection\n"); |
||||||
|
} else { |
||||||
|
puts ("SRAM: 1 MB\n"); |
||||||
|
} |
||||||
|
/* restore origianl SRAM content */ |
||||||
|
if (restore) { |
||||||
|
*(volatile u16 *)CFG_CS2_START = save; |
||||||
|
__asm__ volatile ("sync"); |
||||||
|
} |
||||||
|
|
||||||
|
/*
|
||||||
|
* Check for Grafic Controller |
||||||
|
*/ |
||||||
|
|
||||||
|
/* save origianl FB content */ |
||||||
|
save = *(volatile u16 *)CFG_CS1_START; |
||||||
|
restore = 1; |
||||||
|
|
||||||
|
/* write test pattern to FB memory */ |
||||||
|
*(volatile u16 *)CFG_CS1_START = 0xA5A5; |
||||||
|
__asm__ volatile ("sync"); |
||||||
|
/*
|
||||||
|
* Put a different pattern on the data lines: otherwise they may float |
||||||
|
* long enough to read back what we wrote. |
||||||
|
*/ |
||||||
|
tmp = *(volatile u16 *)CFG_FLASH_BASE; |
||||||
|
if (tmp == 0xA5A5) |
||||||
|
puts ("!! possible error in grafic controller detection\n"); |
||||||
|
|
||||||
|
if (*(volatile u16 *)CFG_CS1_START != 0xA5A5) { |
||||||
|
/* no grafic controller at all, disable cs */ |
||||||
|
*(vu_long *)MPC5XXX_ADDECR &= ~(1 << 17); |
||||||
|
*(vu_long *)MPC5XXX_CS1_START = 0x0000FFFF; |
||||||
|
*(vu_long *)MPC5XXX_CS1_STOP = 0x0000FFFF; |
||||||
|
restore = 0; |
||||||
|
__asm__ volatile ("sync"); |
||||||
|
} else { |
||||||
|
puts ("VGA: SMI501 (Voyager) with 8 MB\n"); |
||||||
|
} |
||||||
|
/* restore origianl FB content */ |
||||||
|
if (restore) { |
||||||
|
*(volatile u16 *)CFG_CS1_START = save; |
||||||
|
__asm__ volatile ("sync"); |
||||||
|
} |
||||||
|
|
||||||
|
return 0; |
||||||
|
} |
||||||
|
|
||||||
|
#ifdef CONFIG_VIDEO_SM501 |
||||||
|
|
||||||
|
#define DISPLAY_WIDTH 640 |
||||||
|
#define DISPLAY_HEIGHT 480 |
||||||
|
|
||||||
|
#ifdef CONFIG_VIDEO_SM501_8BPP |
||||||
|
#error CONFIG_VIDEO_SM501_8BPP not supported. |
||||||
|
#endif /* CONFIG_VIDEO_SM501_8BPP */ |
||||||
|
|
||||||
|
#ifdef CONFIG_VIDEO_SM501_16BPP |
||||||
|
#error CONFIG_VIDEO_SM501_16BPP not supported. |
||||||
|
#endif /* CONFIG_VIDEO_SM501_16BPP */ |
||||||
|
|
||||||
|
#ifdef CONFIG_VIDEO_SM501_32BPP |
||||||
|
static const SMI_REGS init_regs [] = |
||||||
|
{ |
||||||
|
#if defined (CONFIG_BC3450_FP) && !defined (CONFIG_BC3450_CRT) |
||||||
|
/* FP only */ |
||||||
|
{0x00004, 0x0}, |
||||||
|
{0x00048, 0x00021807}, |
||||||
|
{0x0004C, 0x091a0a01}, |
||||||
|
{0x00054, 0x1}, |
||||||
|
{0x00040, 0x00021807}, |
||||||
|
{0x00044, 0x091a0a01}, |
||||||
|
{0x00054, 0x0}, |
||||||
|
{0x80000, 0x01013106}, |
||||||
|
{0x80004, 0xc428bb17}, |
||||||
|
{0x80000, 0x03013106}, |
||||||
|
{0x8000C, 0x00000000}, |
||||||
|
{0x80010, 0x0a000a00}, |
||||||
|
{0x80014, 0x02800000}, |
||||||
|
{0x80018, 0x01e00000}, |
||||||
|
{0x8001C, 0x00000000}, |
||||||
|
{0x80020, 0x01e00280}, |
||||||
|
{0x80024, 0x02fa027f}, |
||||||
|
{0x80028, 0x004a028b}, |
||||||
|
{0x8002C, 0x020c01df}, |
||||||
|
{0x80030, 0x000201e9}, |
||||||
|
{0x80200, 0x00010200}, |
||||||
|
{0x80000, 0x0f013106}, |
||||||
|
#elif defined (CONFIG_BC3450_CRT) && !defined (CONFIG_BC3450_FP) |
||||||
|
/* CRT only */ |
||||||
|
{0x00004, 0x0}, |
||||||
|
{0x00048, 0x00021807}, |
||||||
|
{0x0004C, 0x10090a01}, |
||||||
|
{0x00054, 0x1}, |
||||||
|
{0x00040, 0x00021807}, |
||||||
|
{0x00044, 0x10090a01}, |
||||||
|
{0x00054, 0x0}, |
||||||
|
{0x80200, 0x00010000}, |
||||||
|
{0x80204, 0x0}, |
||||||
|
{0x80208, 0x0A000A00}, |
||||||
|
{0x8020C, 0x02fa027f}, |
||||||
|
{0x80210, 0x004a028b}, |
||||||
|
{0x80214, 0x020c01df}, |
||||||
|
{0x80218, 0x000201e9}, |
||||||
|
{0x80200, 0x00013306}, |
||||||
|
#else /* panel + CRT */ |
||||||
|
{0x00004, 0x0}, |
||||||
|
{0x00048, 0x00021807}, |
||||||
|
{0x0004C, 0x091a0a01}, |
||||||
|
{0x00054, 0x1}, |
||||||
|
{0x00040, 0x00021807}, |
||||||
|
{0x00044, 0x091a0a01}, |
||||||
|
{0x00054, 0x0}, |
||||||
|
{0x80000, 0x0f013106}, |
||||||
|
{0x80004, 0xc428bb17}, |
||||||
|
{0x8000C, 0x00000000}, |
||||||
|
{0x80010, 0x0a000a00}, |
||||||
|
{0x80014, 0x02800000}, |
||||||
|
{0x80018, 0x01e00000}, |
||||||
|
{0x8001C, 0x00000000}, |
||||||
|
{0x80020, 0x01e00280}, |
||||||
|
{0x80024, 0x02fa027f}, |
||||||
|
{0x80028, 0x004a028b}, |
||||||
|
{0x8002C, 0x020c01df}, |
||||||
|
{0x80030, 0x000201e9}, |
||||||
|
{0x80200, 0x00010000}, |
||||||
|
#endif |
||||||
|
{0, 0} |
||||||
|
}; |
||||||
|
#endif /* CONFIG_VIDEO_SM501_32BPP */ |
||||||
|
|
||||||
|
#ifdef CONFIG_CONSOLE_EXTRA_INFO |
||||||
|
/*
|
||||||
|
* Return text to be printed besides the logo. |
||||||
|
*/ |
||||||
|
void video_get_info_str (int line_number, char *info) |
||||||
|
{ |
||||||
|
if (line_number == 1) { |
||||||
|
#if defined (CONFIG_TQM5200) |
||||||
|
strcpy (info, " Board: TQM5200 (TQ-Components GmbH)"); |
||||||
|
#else |
||||||
|
#error No supported board selected |
||||||
|
#endif /* CONFIG_TQM5200 */ |
||||||
|
|
||||||
|
#if defined (CONFIG_BC3450) |
||||||
|
} else if (line_number == 2) { |
||||||
|
strcpy (info, " Dev: GERSYS BC3450"); |
||||||
|
#endif /* CONFIG_BC3450 */ |
||||||
|
} |
||||||
|
else { |
||||||
|
info [0] = '\0'; |
||||||
|
} |
||||||
|
} |
||||||
|
#endif |
||||||
|
|
||||||
|
/*
|
||||||
|
* Returns SM501 register base address. First thing called in the |
||||||
|
* driver. Checks if SM501 is physically present. |
||||||
|
*/ |
||||||
|
unsigned int board_video_init (void) |
||||||
|
{ |
||||||
|
u16 save, tmp; |
||||||
|
int restore, ret; |
||||||
|
|
||||||
|
/*
|
||||||
|
* Check for Grafic Controller |
||||||
|
*/ |
||||||
|
|
||||||
|
/* save origianl FB content */ |
||||||
|
save = *(volatile u16 *)CFG_CS1_START; |
||||||
|
restore = 1; |
||||||
|
|
||||||
|
/* write test pattern to FB memory */ |
||||||
|
*(volatile u16 *)CFG_CS1_START = 0xA5A5; |
||||||
|
__asm__ volatile ("sync"); |
||||||
|
/*
|
||||||
|
* Put a different pattern on the data lines: otherwise they may float |
||||||
|
* long enough to read back what we wrote. |
||||||
|
*/ |
||||||
|
tmp = *(volatile u16 *)CFG_FLASH_BASE; |
||||||
|
if (tmp == 0xA5A5) |
||||||
|
puts ("!! possible error in grafic controller detection\n"); |
||||||
|
|
||||||
|
if (*(volatile u16 *)CFG_CS1_START != 0xA5A5) { |
||||||
|
/* no grafic controller found */ |
||||||
|
restore = 0; |
||||||
|
ret = 0; |
||||||
|
} else { |
||||||
|
ret = SM501_MMIO_BASE; |
||||||
|
} |
||||||
|
|
||||||
|
if (restore) { |
||||||
|
*(volatile u16 *)CFG_CS1_START = save; |
||||||
|
__asm__ volatile ("sync"); |
||||||
|
} |
||||||
|
return ret; |
||||||
|
} |
||||||
|
|
||||||
|
/*
|
||||||
|
* Returns SM501 framebuffer address |
||||||
|
*/ |
||||||
|
unsigned int board_video_get_fb (void) |
||||||
|
{ |
||||||
|
return SM501_FB_BASE; |
||||||
|
} |
||||||
|
|
||||||
|
/*
|
||||||
|
* Called after initializing the SM501 and before clearing the screen. |
||||||
|
*/ |
||||||
|
void board_validate_screen (unsigned int base) |
||||||
|
{ |
||||||
|
} |
||||||
|
|
||||||
|
/*
|
||||||
|
* Return a pointer to the initialization sequence. |
||||||
|
*/ |
||||||
|
const SMI_REGS *board_get_regs (void) |
||||||
|
{ |
||||||
|
return init_regs; |
||||||
|
} |
||||||
|
|
||||||
|
int board_get_width (void) |
||||||
|
{ |
||||||
|
return DISPLAY_WIDTH; |
||||||
|
} |
||||||
|
|
||||||
|
int board_get_height (void) |
||||||
|
{ |
||||||
|
return DISPLAY_HEIGHT; |
||||||
|
} |
||||||
|
|
||||||
|
#endif /* CONFIG_VIDEO_SM501 */ |
@ -0,0 +1,813 @@ |
|||||||
|
/*
|
||||||
|
* (C) Copyright 2005 |
||||||
|
* Stefan Strobl, GERSYS GmbH, stefan.strobl@gersys.de |
||||||
|
* |
||||||
|
* (C) Copyright 2005 |
||||||
|
* Martin Krause, TQ-Systems GmbH, martin.krause@tqs.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> |
||||||
|
|
||||||
|
/*
|
||||||
|
* BC3450 specific commands |
||||||
|
*/ |
||||||
|
#if (CONFIG_COMMANDS & CFG_CMD_BSP) |
||||||
|
|
||||||
|
#undef DEBUG |
||||||
|
#ifdef DEBUG |
||||||
|
# define dprintf(fmt,args...) printf(fmt, ##args) |
||||||
|
#else |
||||||
|
# define dprintf(fmt,args...) |
||||||
|
#endif |
||||||
|
|
||||||
|
/*
|
||||||
|
* Definitions for DS1620 chip |
||||||
|
*/ |
||||||
|
#define THERM_START_CONVERT 0xee |
||||||
|
#define THERM_RESET 0xaf |
||||||
|
#define THERM_READ_CONFIG 0xac |
||||||
|
#define THERM_READ_TEMP 0xaa |
||||||
|
#define THERM_READ_TL 0xa2 |
||||||
|
#define THERM_READ_TH 0xa1 |
||||||
|
#define THERM_WRITE_CONFIG 0x0c |
||||||
|
#define THERM_WRITE_TL 0x02 |
||||||
|
#define THERM_WRITE_TH 0x01 |
||||||
|
|
||||||
|
#define CFG_CPU 2 |
||||||
|
#define CFG_1SHOT 1 |
||||||
|
#define CFG_STANDALONE 0 |
||||||
|
|
||||||
|
struct therm { |
||||||
|
int hi; |
||||||
|
int lo; |
||||||
|
}; |
||||||
|
|
||||||
|
/*
|
||||||
|
* SM501 Register |
||||||
|
*/ |
||||||
|
#define SM501_GPIO_CTRL_LOW 0x00000008UL /* gpio pins 0..31 */ |
||||||
|
#define SM501_GPIO_CTRL_HIGH 0x0000000CUL /* gpio pins 32..63 */ |
||||||
|
#define SM501_POWER_MODE0_GATE 0x00000040UL |
||||||
|
#define SM501_POWER_MODE1_GATE 0x00000048UL |
||||||
|
#define POWER_MODE_GATE_GPIO_PWM_I2C 0x00000040UL |
||||||
|
#define SM501_GPIO_DATA_LOW 0x00010000UL |
||||||
|
#define SM501_GPIO_DATA_HIGH 0x00010004UL |
||||||
|
#define SM501_GPIO_DATA_DIR_LOW 0x00010008UL |
||||||
|
#define SM501_GPIO_DATA_DIR_HIGH 0x0001000CUL |
||||||
|
#define SM501_PANEL_DISPLAY_CONTROL 0x00080000UL |
||||||
|
#define SM501_CRT_DISPLAY_CONTROL 0x00080200UL |
||||||
|
|
||||||
|
/* SM501 CRT Display Control Bits */ |
||||||
|
#define SM501_CDC_SEL (1 << 9) |
||||||
|
#define SM501_CDC_TE (1 << 8) |
||||||
|
#define SM501_CDC_E (1 << 2) |
||||||
|
|
||||||
|
/* SM501 Panel Display Control Bits */ |
||||||
|
#define SM501_PDC_FPEN (1 << 27) |
||||||
|
#define SM501_PDC_BIAS (1 << 26) |
||||||
|
#define SM501_PDC_DATA (1 << 25) |
||||||
|
#define SM501_PDC_VDDEN (1 << 24) |
||||||
|
|
||||||
|
/* SM501 GPIO Data LOW Bits */ |
||||||
|
#define SM501_GPIO24 0x01000000 |
||||||
|
#define SM501_GPIO25 0x02000000 |
||||||
|
#define SM501_GPIO26 0x04000000 |
||||||
|
#define SM501_GPIO27 0x08000000 |
||||||
|
#define SM501_GPIO28 0x10000000 |
||||||
|
#define SM501_GPIO29 0x20000000 |
||||||
|
#define SM501_GPIO30 0x40000000 |
||||||
|
#define SM501_GPIO31 0x80000000 |
||||||
|
|
||||||
|
/* SM501 GPIO Data HIGH Bits */ |
||||||
|
#define SM501_GPIO46 0x00004000 |
||||||
|
#define SM501_GPIO47 0x00008000 |
||||||
|
#define SM501_GPIO48 0x00010000 |
||||||
|
#define SM501_GPIO49 0x00020000 |
||||||
|
#define SM501_GPIO50 0x00040000 |
||||||
|
#define SM501_GPIO51 0x00080000 |
||||||
|
|
||||||
|
/* BC3450 GPIOs @ SM501 Data LOW */ |
||||||
|
#define DIP (SM501_GPIO24 | SM501_GPIO25 | SM501_GPIO26 | SM501_GPIO27) |
||||||
|
#define DS1620_DQ SM501_GPIO29 /* I/O */ |
||||||
|
#define DS1620_CLK SM501_GPIO30 /* High active O/P */ |
||||||
|
#define DS1620_RES SM501_GPIO31 /* Low active O/P */ |
||||||
|
/* BC3450 GPIOs @ SM501 Data HIGH */ |
||||||
|
#define BUZZER SM501_GPIO47 /* Low active O/P */ |
||||||
|
#define DS1620_TLOW SM501_GPIO48 /* High active I/P */ |
||||||
|
#define PWR_OFF SM501_GPIO49 /* Low active O/P */ |
||||||
|
#define FP_DATA_TRI SM501_GPIO50 /* High active O/P */ |
||||||
|
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Initialise GPIO on SM501 |
||||||
|
* |
||||||
|
* This function may be called from several other functions. |
||||||
|
* Yet, the initialisation sequence is executed only the first |
||||||
|
* time the function is called. |
||||||
|
*/ |
||||||
|
int sm501_gpio_init(void) |
||||||
|
{ |
||||||
|
static int init_done = 0; |
||||||
|
|
||||||
|
if(init_done) { |
||||||
|
/* dprintf("sm501_gpio_init: nothing to be done.\n"); */ |
||||||
|
return 1; |
||||||
|
} |
||||||
|
|
||||||
|
/* enable SM501 GPIO control (in both power modes) */ |
||||||
|
*(vu_long *) (SM501_MMIO_BASE + SM501_POWER_MODE0_GATE) |= POWER_MODE_GATE_GPIO_PWM_I2C; |
||||||
|
*(vu_long *) (SM501_MMIO_BASE + SM501_POWER_MODE1_GATE) |= POWER_MODE_GATE_GPIO_PWM_I2C; |
||||||
|
|
||||||
|
/* set up default O/Ps */ |
||||||
|
*(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_LOW) &= ~(DS1620_RES | DS1620_CLK); |
||||||
|
*(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_LOW) |= DS1620_DQ; |
||||||
|
*(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_HIGH) &= ~(FP_DATA_TRI); |
||||||
|
*(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_HIGH) |= (BUZZER | PWR_OFF); |
||||||
|
|
||||||
|
/* configure directions for SM501 GPIO pins */ |
||||||
|
*(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_CTRL_LOW) &= ~(0xFF << 24); |
||||||
|
*(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_CTRL_HIGH) &= ~(0x3F << 14); |
||||||
|
*(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_DIR_LOW) &= ~(DIP | DS1620_DQ); |
||||||
|
*(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_DIR_LOW) |= (DS1620_RES | DS1620_CLK); |
||||||
|
*(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_DIR_HIGH) &= ~DS1620_TLOW; |
||||||
|
*(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_DIR_HIGH) |= (PWR_OFF | BUZZER | FP_DATA_TRI); |
||||||
|
|
||||||
|
init_done = 1; |
||||||
|
/* dprintf("sm501_gpio_init: done.\n"); */ |
||||||
|
return 0; |
||||||
|
} |
||||||
|
|
||||||
|
|
||||||
|
/*
|
||||||
|
* dip - read Config Inputs |
||||||
|
* |
||||||
|
* read and prints the dip switch |
||||||
|
* and/or external config inputs (4bits) 0...0x0F |
||||||
|
*/ |
||||||
|
int cmd_dip (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) |
||||||
|
{ |
||||||
|
vu_long rc = 0; |
||||||
|
|
||||||
|
sm501_gpio_init(); |
||||||
|
|
||||||
|
/* read dip switch */ |
||||||
|
rc = *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_LOW); |
||||||
|
rc = ~rc; |
||||||
|
rc &= DIP; |
||||||
|
rc = (int)(rc >> 24); |
||||||
|
|
||||||
|
/* plausibility check */ |
||||||
|
if (rc > 0x0F) |
||||||
|
return -1; |
||||||
|
|
||||||
|
printf ("0x%x\n", rc); |
||||||
|
return 0; |
||||||
|
} |
||||||
|
|
||||||
|
U_BOOT_CMD( |
||||||
|
dip , 1, 1, cmd_dip, |
||||||
|
"dip - read dip switch and config inputs\n", |
||||||
|
"\n" |
||||||
|
" - prints the state of the dip switch and/or\n" |
||||||
|
" external configuration inputs as hex value.\n" |
||||||
|
" - \"Config 1\" is the LSB\n" |
||||||
|
); |
||||||
|
|
||||||
|
|
||||||
|
/*
|
||||||
|
* buz - turns Buzzer on/off |
||||||
|
*/ |
||||||
|
#ifdef CONFIG_BC3450_BUZZER |
||||||
|
static int cmd_buz (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) |
||||||
|
{ |
||||||
|
if (argc != 2) { |
||||||
|
printf ("Usage:\nspecify one argument: \"on\" or \"off\"\n"); |
||||||
|
return 1; |
||||||
|
} |
||||||
|
|
||||||
|
sm501_gpio_init(); |
||||||
|
|
||||||
|
if (strncmp (argv[1], "on", 2) == 0) { |
||||||
|
*(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_HIGH) &= ~(BUZZER); |
||||||
|
return 0; |
||||||
|
} |
||||||
|
else if (strncmp (argv[1], "off", 3) == 0) { |
||||||
|
*(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_HIGH) |= BUZZER; |
||||||
|
return 0; |
||||||
|
} |
||||||
|
printf ("Usage:\nspecify one argument: \"on\" or \"off\"\n"); |
||||||
|
return 1; |
||||||
|
} |
||||||
|
|
||||||
|
U_BOOT_CMD( |
||||||
|
buz , 2, 1, cmd_buz, |
||||||
|
"buz - turns buzzer on/off\n", |
||||||
|
"\n" |
||||||
|
"buz <on/off>\n" |
||||||
|
" - turns the buzzer on or off\n" |
||||||
|
); |
||||||
|
#endif /* CONFIG_BC3450_BUZZER */ |
||||||
|
|
||||||
|
|
||||||
|
/*
|
||||||
|
* fp - front panel commands |
||||||
|
*/ |
||||||
|
static int cmd_fp (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) |
||||||
|
{ |
||||||
|
sm501_gpio_init(); |
||||||
|
|
||||||
|
if (strncmp (argv[1], "on", 2) == 0) { |
||||||
|
/* turn on VDD first */ |
||||||
|
*(vu_long *)(SM501_MMIO_BASE + SM501_PANEL_DISPLAY_CONTROL) |= SM501_PDC_VDDEN; |
||||||
|
udelay(1000); |
||||||
|
/* then put data on */ |
||||||
|
*(vu_long *)(SM501_MMIO_BASE + SM501_PANEL_DISPLAY_CONTROL) |= SM501_PDC_DATA; |
||||||
|
/* wait some time and enable backlight */ |
||||||
|
udelay(1000); |
||||||
|
*(vu_long *)(SM501_MMIO_BASE + SM501_PANEL_DISPLAY_CONTROL) |= SM501_PDC_BIAS; |
||||||
|
udelay(1000); |
||||||
|
*(vu_long *)(SM501_MMIO_BASE + SM501_PANEL_DISPLAY_CONTROL) |= SM501_PDC_FPEN; |
||||||
|
return 0; |
||||||
|
} |
||||||
|
else if (strncmp (argv[1], "off", 3) == 0) { |
||||||
|
/* turn off the backlight first */ |
||||||
|
*(vu_long *)(SM501_MMIO_BASE + SM501_PANEL_DISPLAY_CONTROL) &= ~SM501_PDC_FPEN; |
||||||
|
udelay(1000); |
||||||
|
*(vu_long *)(SM501_MMIO_BASE + SM501_PANEL_DISPLAY_CONTROL) &= ~SM501_PDC_BIAS; |
||||||
|
udelay(200000); |
||||||
|
/* wait some time, then remove data */ |
||||||
|
*(vu_long *)(SM501_MMIO_BASE + SM501_PANEL_DISPLAY_CONTROL) &= ~SM501_PDC_DATA; |
||||||
|
udelay(1000); |
||||||
|
/* and remove VDD last */ |
||||||
|
*(vu_long *)(SM501_MMIO_BASE + SM501_PANEL_DISPLAY_CONTROL) &= ~SM501_PDC_VDDEN; |
||||||
|
return 0; |
||||||
|
} |
||||||
|
else if (strncmp (argv[1], "bl", 2) == 0) { |
||||||
|
/* turn on/off backlight only */ |
||||||
|
if (strncmp (argv[2], "on", 2) == 0) { |
||||||
|
*(vu_long *)(SM501_MMIO_BASE + SM501_PANEL_DISPLAY_CONTROL) |= SM501_PDC_BIAS; |
||||||
|
udelay(1000); |
||||||
|
*(vu_long *)(SM501_MMIO_BASE + SM501_PANEL_DISPLAY_CONTROL) |= SM501_PDC_FPEN; |
||||||
|
return 0; |
||||||
|
} |
||||||
|
else if (strncmp (argv[2], "off", 3) == 0) { |
||||||
|
*(vu_long *)(SM501_MMIO_BASE + SM501_PANEL_DISPLAY_CONTROL) &= ~SM501_PDC_FPEN; |
||||||
|
udelay(1000); |
||||||
|
*(vu_long *)(SM501_MMIO_BASE + SM501_PANEL_DISPLAY_CONTROL) &= ~SM501_PDC_BIAS; |
||||||
|
return 0; |
||||||
|
} |
||||||
|
} |
||||||
|
#ifdef CONFIG_BC3450_CRT |
||||||
|
else if (strncmp (argv[1], "crt", 3) == 0) { |
||||||
|
/* enables/disables the crt output (debug only) */ |
||||||
|
if(strncmp (argv[2], "on", 2) == 0) { |
||||||
|
*(vu_long *)(SM501_MMIO_BASE + SM501_CRT_DISPLAY_CONTROL) |=
|
||||||
|
(SM501_CDC_TE | SM501_CDC_E); |
||||||
|
*(vu_long *)(SM501_MMIO_BASE + SM501_CRT_DISPLAY_CONTROL) &=
|
||||||
|
~SM501_CDC_SEL; |
||||||
|
return 0; |
||||||
|
} |
||||||
|
else if (strncmp (argv[2], "off", 3) == 0) { |
||||||
|
*(vu_long *)(SM501_MMIO_BASE + SM501_CRT_DISPLAY_CONTROL) &=
|
||||||
|
~(SM501_CDC_TE | SM501_CDC_E); |
||||||
|
*(vu_long *)(SM501_MMIO_BASE + SM501_CRT_DISPLAY_CONTROL) |=
|
||||||
|
SM501_CDC_SEL; |
||||||
|
return 0; |
||||||
|
} |
||||||
|
} |
||||||
|
#endif /* CONFIG_BC3450_CRT */ |
||||||
|
printf("Usage:%s\n", cmdtp->help); |
||||||
|
return 1; |
||||||
|
} |
||||||
|
|
||||||
|
U_BOOT_CMD( |
||||||
|
fp , 3, 1, cmd_fp, |
||||||
|
"fp - front panes access functions\n", |
||||||
|
"\n" |
||||||
|
"fp bl <on/off>\n" |
||||||
|
" - turns the CCFL backlight of the display on/off\n" |
||||||
|
"fp <on/off>\n" |
||||||
|
" - turns the whole display on/off\n" |
||||||
|
#ifdef CONFIG_BC3450_CRT |
||||||
|
"fp crt <on/off>\n" |
||||||
|
" - enables/disables the crt output (debug only)\n" |
||||||
|
#endif /* CONFIG_BC3450_CRT */ |
||||||
|
); |
||||||
|
|
||||||
|
|
||||||
|
/*
|
||||||
|
* temp - DS1620 thermometer |
||||||
|
*/ |
||||||
|
/* GERSYS BC3450 specific functions */ |
||||||
|
static inline void bc_ds1620_set_clk(int clk) |
||||||
|
{ |
||||||
|
if(clk) |
||||||
|
*(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_LOW) |= DS1620_CLK; |
||||||
|
else |
||||||
|
*(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_LOW) &= ~DS1620_CLK; |
||||||
|
} |
||||||
|
|
||||||
|
static inline void bc_ds1620_set_data(int dat) |
||||||
|
{ |
||||||
|
if(dat) |
||||||
|
*(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_LOW) |= DS1620_DQ; |
||||||
|
else |
||||||
|
*(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_LOW) &= ~DS1620_DQ; |
||||||
|
} |
||||||
|
|
||||||
|
static inline int bc_ds1620_get_data(void) |
||||||
|
{ |
||||||
|
vu_long rc; |
||||||
|
rc = *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_LOW); |
||||||
|
rc &= DS1620_DQ; |
||||||
|
if(rc != 0) |
||||||
|
rc = 1; |
||||||
|
return (int)rc; |
||||||
|
} |
||||||
|
|
||||||
|
static inline void bc_ds1620_set_data_dir(int dir) |
||||||
|
{ |
||||||
|
if(dir) /* in */ |
||||||
|
*(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_DIR_LOW) &= ~DS1620_DQ; |
||||||
|
else /* out */ |
||||||
|
*(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_DIR_LOW) |= DS1620_DQ; |
||||||
|
} |
||||||
|
|
||||||
|
static inline void bc_ds1620_set_reset(int res) |
||||||
|
{ |
||||||
|
if(res) |
||||||
|
*(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_LOW) |= DS1620_RES; |
||||||
|
else |
||||||
|
*(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_LOW) &= ~DS1620_RES; |
||||||
|
} |
||||||
|
|
||||||
|
/* hardware independent functions */ |
||||||
|
static void ds1620_send_bits(int nr, int value) |
||||||
|
{ |
||||||
|
int i; |
||||||
|
|
||||||
|
for (i = 0; i < nr; i++) { |
||||||
|
bc_ds1620_set_data(value & 1); |
||||||
|
bc_ds1620_set_clk(0); |
||||||
|
udelay(1); |
||||||
|
bc_ds1620_set_clk(1); |
||||||
|
udelay(1); |
||||||
|
|
||||||
|
value >>= 1; |
||||||
|
} |
||||||
|
} |
||||||
|
|
||||||
|
static unsigned int ds1620_recv_bits(int nr) |
||||||
|
{ |
||||||
|
unsigned int value = 0, mask = 1; |
||||||
|
int i; |
||||||
|
|
||||||
|
bc_ds1620_set_data(0); |
||||||
|
|
||||||
|
for (i = 0; i < nr; i++) { |
||||||
|
bc_ds1620_set_clk(0); |
||||||
|
udelay(1); |
||||||
|
|
||||||
|
if (bc_ds1620_get_data()) |
||||||
|
value |= mask; |
||||||
|
|
||||||
|
mask <<= 1; |
||||||
|
|
||||||
|
bc_ds1620_set_clk(1); |
||||||
|
udelay(1); |
||||||
|
} |
||||||
|
|
||||||
|
return value; |
||||||
|
} |
||||||
|
|
||||||
|
static void ds1620_out(int cmd, int bits, int value) |
||||||
|
{ |
||||||
|
bc_ds1620_set_clk(1); |
||||||
|
bc_ds1620_set_data_dir(0); |
||||||
|
|
||||||
|
bc_ds1620_set_reset(0); |
||||||
|
udelay(1); |
||||||
|
bc_ds1620_set_reset(1); |
||||||
|
|
||||||
|
udelay(1); |
||||||
|
|
||||||
|
ds1620_send_bits(8, cmd); |
||||||
|
if (bits) |
||||||
|
ds1620_send_bits(bits, value); |
||||||
|
|
||||||
|
udelay(1); |
||||||
|
|
||||||
|
/* go stand alone */ |
||||||
|
bc_ds1620_set_data_dir(1); |
||||||
|
bc_ds1620_set_reset(0); |
||||||
|
bc_ds1620_set_clk(0); |
||||||
|
|
||||||
|
udelay(10000); |
||||||
|
} |
||||||
|
|
||||||
|
static unsigned int ds1620_in(int cmd, int bits) |
||||||
|
{ |
||||||
|
unsigned int value; |
||||||
|
|
||||||
|
bc_ds1620_set_clk(1); |
||||||
|
bc_ds1620_set_data_dir(0); |
||||||
|
|
||||||
|
bc_ds1620_set_reset(0); |
||||||
|
udelay(1); |
||||||
|
bc_ds1620_set_reset(1); |
||||||
|
|
||||||
|
udelay(1); |
||||||
|
|
||||||
|
ds1620_send_bits(8, cmd); |
||||||
|
|
||||||
|
bc_ds1620_set_data_dir(1); |
||||||
|
value = ds1620_recv_bits(bits); |
||||||
|
|
||||||
|
/* go stand alone */ |
||||||
|
bc_ds1620_set_data_dir(1); |
||||||
|
bc_ds1620_set_reset(0); |
||||||
|
bc_ds1620_set_clk(0); |
||||||
|
|
||||||
|
return value; |
||||||
|
} |
||||||
|
|
||||||
|
static int cvt_9_to_int(unsigned int val) |
||||||
|
{ |
||||||
|
if (val & 0x100) |
||||||
|
val |= 0xfffffe00; |
||||||
|
|
||||||
|
return val; |
||||||
|
} |
||||||
|
|
||||||
|
/* set thermostate thresholds */ |
||||||
|
static void ds1620_write_state(struct therm *therm) |
||||||
|
{ |
||||||
|
ds1620_out(THERM_WRITE_TL, 9, therm->lo); |
||||||
|
ds1620_out(THERM_WRITE_TH, 9, therm->hi); |
||||||
|
ds1620_out(THERM_START_CONVERT, 0, 0); |
||||||
|
} |
||||||
|
|
||||||
|
static int cmd_temp (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) |
||||||
|
{ |
||||||
|
int i; |
||||||
|
struct therm therm; |
||||||
|
|
||||||
|
sm501_gpio_init(); |
||||||
|
|
||||||
|
/* print temperature */ |
||||||
|
if (argc == 1) { |
||||||
|
i = cvt_9_to_int(ds1620_in(THERM_READ_TEMP, 9)); |
||||||
|
printf("%d.%d C\n", i >> 1, i & 1 ? 5 : 0); |
||||||
|
return 0; |
||||||
|
} |
||||||
|
|
||||||
|
/* set to default operation */ |
||||||
|
if (strncmp (argv[1], "set", 3) == 0) { |
||||||
|
if(strncmp (argv[2], "default", 3) == 0) { |
||||||
|
therm.hi = +88; |
||||||
|
therm.lo = -20; |
||||||
|
therm.hi <<= 1; |
||||||
|
therm.lo <<= 1; |
||||||
|
ds1620_write_state(&therm); |
||||||
|
ds1620_out(THERM_WRITE_CONFIG, 8, CFG_STANDALONE); |
||||||
|
return 0; |
||||||
|
} |
||||||
|
} |
||||||
|
|
||||||
|
printf ("Usage:%s\n", cmdtp->help); |
||||||
|
return 1; |
||||||
|
} |
||||||
|
|
||||||
|
U_BOOT_CMD( |
||||||
|
temp , 3, 1, cmd_temp, |
||||||
|
"temp - print current temperature\n", |
||||||
|
"\n" |
||||||
|
"temp\n" |
||||||
|
" - print current temperature\n" |
||||||
|
); |
||||||
|
|
||||||
|
#ifdef CONFIG_BC3450_CAN |
||||||
|
/*
|
||||||
|
* Initialise CAN interface |
||||||
|
* |
||||||
|
* return 1 on CAN initialization failure |
||||||
|
* return 0 if no failure |
||||||
|
*/ |
||||||
|
int can_init(void) |
||||||
|
{ |
||||||
|
static int init_done = 0; |
||||||
|
int i; |
||||||
|
struct mpc5xxx_mscan *can1 = |
||||||
|
(struct mpc5xxx_mscan *)(CFG_MBAR + 0x0900); |
||||||
|
struct mpc5xxx_mscan *can2 = |
||||||
|
(struct mpc5xxx_mscan *)(CFG_MBAR + 0x0980); |
||||||
|
|
||||||
|
/* GPIO configuration of the CAN pins is done in BC3450.h */ |
||||||
|
|
||||||
|
if (!init_done) { |
||||||
|
/* init CAN 1 */ |
||||||
|
can1->canctl1 |= 0x80; /* CAN enable */ |
||||||
|
udelay(100); |
||||||
|
|
||||||
|
i = 0; |
||||||
|
can1->canctl0 |= 0x02; /* sleep mode */ |
||||||
|
/* wait until sleep mode reached */ |
||||||
|
while (!(can1->canctl1 & 0x02)) { |
||||||
|
udelay(10); |
||||||
|
i++; |
||||||
|
if (i == 10) { |
||||||
|
printf ("%s: CAN1 initialize error, " |
||||||
|
"can not enter sleep mode!\n", |
||||||
|
__FUNCTION__); |
||||||
|
return 1; |
||||||
|
} |
||||||
|
} |
||||||
|
i = 0; |
||||||
|
can1->canctl0 = 0x01; /* enter init mode */ |
||||||
|
/* wait until init mode reached */ |
||||||
|
while (!(can1->canctl1 & 0x01)) { |
||||||
|
udelay(10); |
||||||
|
i++; |
||||||
|
if (i == 10) { |
||||||
|
printf ("%s: CAN1 initialize error, " |
||||||
|
"can not enter init mode!\n", |
||||||
|
__FUNCTION__); |
||||||
|
return 1; |
||||||
|
} |
||||||
|
} |
||||||
|
can1->canctl1 = 0x80; |
||||||
|
can1->canctl1 |= 0x40; |
||||||
|
can1->canbtr0 = 0x0F; |
||||||
|
can1->canbtr1 = 0x7F; |
||||||
|
can1->canidac &= ~(0x30); |
||||||
|
can1->canidar1 = 0x00; |
||||||
|
can1->canidar3 = 0x00; |
||||||
|
can1->canidar5 = 0x00; |
||||||
|
can1->canidar7 = 0x00; |
||||||
|
can1->canidmr0 = 0xFF; |
||||||
|
can1->canidmr1 = 0xFF; |
||||||
|
can1->canidmr2 = 0xFF; |
||||||
|
can1->canidmr3 = 0xFF; |
||||||
|
can1->canidmr4 = 0xFF; |
||||||
|
can1->canidmr5 = 0xFF; |
||||||
|
can1->canidmr6 = 0xFF; |
||||||
|
can1->canidmr7 = 0xFF; |
||||||
|
|
||||||
|
i = 0; |
||||||
|
can1->canctl0 &= ~(0x01); /* leave init mode */ |
||||||
|
can1->canctl0 &= ~(0x02); |
||||||
|
/* wait until init and sleep mode left */ |
||||||
|
while ((can1->canctl1 & 0x01) || (can1->canctl1 & 0x02)) { |
||||||
|
udelay(10); |
||||||
|
i++; |
||||||
|
if (i == 10) { |
||||||
|
printf ("%s: CAN1 initialize error, " |
||||||
|
"can not leave init/sleep mode!\n", |
||||||
|
__FUNCTION__); |
||||||
|
return 1; |
||||||
|
} |
||||||
|
} |
||||||
|
|
||||||
|
/* init CAN 2 */ |
||||||
|
can2->canctl1 |= 0x80; /* CAN enable */ |
||||||
|
udelay(100); |
||||||
|
|
||||||
|
i = 0; |
||||||
|
can2->canctl0 |= 0x02; /* sleep mode */ |
||||||
|
/* wait until sleep mode reached */ |
||||||
|
while (!(can2->canctl1 & 0x02)) { |
||||||
|
udelay(10); |
||||||
|
i++; |
||||||
|
if (i == 10) { |
||||||
|
printf ("%s: CAN2 initialize error, " |
||||||
|
"can not enter sleep mode!\n", |
||||||
|
__FUNCTION__); |
||||||
|
return 1; |
||||||
|
} |
||||||
|
} |
||||||
|
i = 0; |
||||||
|
can2->canctl0 = 0x01; /* enter init mode */ |
||||||
|
/* wait until init mode reached */ |
||||||
|
while (!(can2->canctl1 & 0x01)) { |
||||||
|
udelay(10); |
||||||
|
i++; |
||||||
|
if (i == 10) { |
||||||
|
printf ("%s: CAN2 initialize error, " |
||||||
|
"can not enter init mode!\n", |
||||||
|
__FUNCTION__); |
||||||
|
return 1; |
||||||
|
} |
||||||
|
} |
||||||
|
can2->canctl1 = 0x80; |
||||||
|
can2->canctl1 |= 0x40; |
||||||
|
can2->canbtr0 = 0x0F; |
||||||
|
can2->canbtr1 = 0x7F; |
||||||
|
can2->canidac &= ~(0x30); |
||||||
|
can2->canidar1 = 0x00; |
||||||
|
can2->canidar3 = 0x00; |
||||||
|
can2->canidar5 = 0x00; |
||||||
|
can2->canidar7 = 0x00; |
||||||
|
can2->canidmr0 = 0xFF; |
||||||
|
can2->canidmr1 = 0xFF; |
||||||
|
can2->canidmr2 = 0xFF; |
||||||
|
can2->canidmr3 = 0xFF; |
||||||
|
can2->canidmr4 = 0xFF; |
||||||
|
can2->canidmr5 = 0xFF; |
||||||
|
can2->canidmr6 = 0xFF; |
||||||
|
can2->canidmr7 = 0xFF; |
||||||
|
can2->canctl0 &= ~(0x01); /* leave init mode */ |
||||||
|
can2->canctl0 &= ~(0x02); |
||||||
|
|
||||||
|
i = 0; |
||||||
|
/* wait until init mode left */ |
||||||
|
while ((can2->canctl1 & 0x01) || (can2->canctl1 & 0x02)) { |
||||||
|
udelay(10); |
||||||
|
i++; |
||||||
|
if (i == 10) { |
||||||
|
printf ("%s: CAN2 initialize error, " |
||||||
|
"can not leave init/sleep mode!\n", |
||||||
|
__FUNCTION__); |
||||||
|
return 1; |
||||||
|
} |
||||||
|
} |
||||||
|
init_done = 1; |
||||||
|
} |
||||||
|
return 0; |
||||||
|
} |
||||||
|
|
||||||
|
/*
|
||||||
|
* Do CAN test |
||||||
|
* by sending message between CAN1 and CAN2 |
||||||
|
* |
||||||
|
* return 1 on CAN failure |
||||||
|
* return 0 if no failure |
||||||
|
*/ |
||||||
|
int do_can(char *argv[]) |
||||||
|
{ |
||||||
|
int i; |
||||||
|
struct mpc5xxx_mscan *can1 =
|
||||||
|
(struct mpc5xxx_mscan *)(CFG_MBAR + 0x0900); |
||||||
|
struct mpc5xxx_mscan *can2 =
|
||||||
|
(struct mpc5xxx_mscan *)(CFG_MBAR + 0x0980); |
||||||
|
|
||||||
|
/* send a message on CAN1 */ |
||||||
|
can1->cantbsel = 0x01; |
||||||
|
can1->cantxfg.idr[0] = 0x55; |
||||||
|
can1->cantxfg.idr[1] = 0x00; |
||||||
|
can1->cantxfg.idr[1] &= ~0x8; |
||||||
|
can1->cantxfg.idr[1] &= ~0x10; |
||||||
|
can1->cantxfg.dsr[0] = 0xCC; |
||||||
|
can1->cantxfg.dlr = 1; |
||||||
|
can1->cantxfg.tbpr = 0; |
||||||
|
can1->cantflg = 0x01; |
||||||
|
|
||||||
|
i = 0; |
||||||
|
while ((can1->cantflg & 0x01) == 0) { |
||||||
|
i++; |
||||||
|
if (i == 10) { |
||||||
|
printf ("%s: CAN1 send timeout, " |
||||||
|
"can not send message!\n", |
||||||
|
__FUNCTION__); |
||||||
|
return 1; |
||||||
|
} |
||||||
|
udelay(1000); |
||||||
|
} |
||||||
|
udelay(1000); |
||||||
|
|
||||||
|
i = 0; |
||||||
|
while (!(can2->canrflg & 0x01)) { |
||||||
|
i++; |
||||||
|
if (i == 10) { |
||||||
|
printf ("%s: CAN2 receive timeout, " |
||||||
|
"no message received!\n", |
||||||
|
__FUNCTION__); |
||||||
|
return 1; |
||||||
|
} |
||||||
|
udelay(1000); |
||||||
|
} |
||||||
|
|
||||||
|
if (can2->canrxfg.dsr[0] != 0xCC) { |
||||||
|
printf ("%s: CAN2 receive error, " |
||||||
|
"data mismatch!\n", |
||||||
|
__FUNCTION__); |
||||||
|
return 1; |
||||||
|
} |
||||||
|
|
||||||
|
/* send a message on CAN2 */ |
||||||
|
can2->cantbsel = 0x01; |
||||||
|
can2->cantxfg.idr[0] = 0x55; |
||||||
|
can2->cantxfg.idr[1] = 0x00; |
||||||
|
can2->cantxfg.idr[1] &= ~0x8; |
||||||
|
can2->cantxfg.idr[1] &= ~0x10; |
||||||
|
can2->cantxfg.dsr[0] = 0xCC; |
||||||
|
can2->cantxfg.dlr = 1; |
||||||
|
can2->cantxfg.tbpr = 0; |
||||||
|
can2->cantflg = 0x01; |
||||||
|
|
||||||
|
i = 0; |
||||||
|
while ((can2->cantflg & 0x01) == 0) { |
||||||
|
i++; |
||||||
|
if (i == 10) { |
||||||
|
printf ("%s: CAN2 send error, " |
||||||
|
"can not send message!\n", |
||||||
|
__FUNCTION__); |
||||||
|
return 1; |
||||||
|
} |
||||||
|
udelay(1000); |
||||||
|
} |
||||||
|
udelay(1000); |
||||||
|
|
||||||
|
i = 0; |
||||||
|
while (!(can1->canrflg & 0x01)) { |
||||||
|
i++; |
||||||
|
if (i == 10) { |
||||||
|
printf ("%s: CAN1 receive timeout, " |
||||||
|
"no message received!\n", |
||||||
|
__FUNCTION__); |
||||||
|
return 1; |
||||||
|
} |
||||||
|
udelay(1000); |
||||||
|
} |
||||||
|
|
||||||
|
if (can1->canrxfg.dsr[0] != 0xCC) { |
||||||
|
printf ("%s: CAN1 receive error 0x%02x\n", |
||||||
|
__FUNCTION__, (can1->canrxfg.dsr[0])); |
||||||
|
return 1; |
||||||
|
} |
||||||
|
|
||||||
|
return 0; |
||||||
|
} |
||||||
|
#endif /* CONFIG_BC3450_CAN */ |
||||||
|
|
||||||
|
/*
|
||||||
|
* test - BC3450 HW test routines |
||||||
|
*/ |
||||||
|
int cmd_test(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) |
||||||
|
{ |
||||||
|
#ifdef CONFIG_BC3450_CAN |
||||||
|
int rcode; |
||||||
|
can_init(); |
||||||
|
#endif /* CONFIG_BC3450_CAN */ |
||||||
|
|
||||||
|
sm501_gpio_init(); |
||||||
|
|
||||||
|
if (argc != 2) { |
||||||
|
printf ("Usage:%s\n", cmdtp->help); |
||||||
|
return 1; |
||||||
|
} |
||||||
|
|
||||||
|
if (strncmp (argv[1], "unit-off", 8) == 0) { |
||||||
|
printf ("waiting 2 seconds...\n"); |
||||||
|
udelay(2000000); |
||||||
|
*(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_HIGH) &= ~PWR_OFF; |
||||||
|
return 0; |
||||||
|
} |
||||||
|
#ifdef CONFIG_BC3450_CAN |
||||||
|
else if (strncmp (argv[1], "can", 2) == 0) { |
||||||
|
rcode = do_can (argv); |
||||||
|
if (simple_strtoul(argv[2], NULL, 10) == 2) { |
||||||
|
if (rcode == 0) |
||||||
|
printf ("OK\n"); |
||||||
|
else |
||||||
|
printf ("Error\n"); |
||||||
|
} |
||||||
|
return rcode; |
||||||
|
} |
||||||
|
#endif /* CONFIG_BC3450_CAN */ |
||||||
|
|
||||||
|
printf ("Usage:%s\n", cmdtp->help); |
||||||
|
return 1; |
||||||
|
} |
||||||
|
|
||||||
|
U_BOOT_CMD( |
||||||
|
test , 2, 1, cmd_test, |
||||||
|
"test - unit test routines\n", |
||||||
|
"\n" |
||||||
|
#ifdef CONFIG_BC3450_CAN |
||||||
|
"test can\n" |
||||||
|
" - connect CAN1 (X8) with CAN2 (X9) for this test\n" |
||||||
|
#endif /* CONFIG_BC3450_CAN */ |
||||||
|
"test unit-off\n" |
||||||
|
" - turns off the BC3450 unit\n" |
||||||
|
" WARNING: Unsaved environment variables will be lost!\n" |
||||||
|
); |
||||||
|
#endif /* CFG_CMD_BSP */ |
@ -0,0 +1,41 @@ |
|||||||
|
#
|
||||||
|
# (C) Copyright 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., 59 Temple Place, Suite 330, Boston,
|
||||||
|
# MA 02111-1307 USA
|
||||||
|
#
|
||||||
|
|
||||||
|
#
|
||||||
|
# BC3450 board:
|
||||||
|
#
|
||||||
|
# Valid values for TEXT_BASE are:
|
||||||
|
#
|
||||||
|
# 0xFC000000 boot low (standard configuration with room for max 64 MByte
|
||||||
|
# Flash ROM)
|
||||||
|
# 0x00100000 boot from RAM (for testing only)
|
||||||
|
#
|
||||||
|
|
||||||
|
ifndef TEXT_BASE |
||||||
|
## Standard: boot low
|
||||||
|
TEXT_BASE = 0xFC000000
|
||||||
|
## For testing: boot from RAM
|
||||||
|
# TEXT_BASE = 0x00100000
|
||||||
|
endif |
||||||
|
|
||||||
|
PLATFORM_CPPFLAGS += -DTEXT_BASE=$(TEXT_BASE) -I$(TOPDIR)/board
|
@ -0,0 +1,47 @@ |
|||||||
|
/*
|
||||||
|
* (C) Copyright 2004 |
||||||
|
* Mark Jonas, Freescale Semiconductor, mark.jonas@motorola.com. |
||||||
|
* |
||||||
|
* 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 |
||||||
|
*/ |
||||||
|
|
||||||
|
#define SDRAM_DDR 0 /* is SDR */ |
||||||
|
|
||||||
|
#if defined(CONFIG_MPC5200) |
||||||
|
/* Settings for XLB = 132 MHz */ |
||||||
|
#define SDRAM_MODE 0x00CD0000 |
||||||
|
/* #define SDRAM_MODE 0x008D0000 */ /* CAS latency 2 */ |
||||||
|
#define SDRAM_CONTROL 0x504F0000 |
||||||
|
#define SDRAM_CONFIG1 0xD2322800 |
||||||
|
/* #define SDRAM_CONFIG1 0xD2222800 */ /* CAS latency 2 */ |
||||||
|
/*#define SDRAM_CONFIG1 0xD7322800 */ /* SDRAM controller bug workaround */ |
||||||
|
#define SDRAM_CONFIG2 0x8AD70000 |
||||||
|
/*#define SDRAM_CONFIG2 0xDDD70000 */ /* SDRAM controller bug workaround */ |
||||||
|
|
||||||
|
#elif defined(CONFIG_MGT5100) |
||||||
|
/* Settings for XLB = 66 MHz */ |
||||||
|
#define SDRAM_MODE 0x008D0000 |
||||||
|
#define SDRAM_CONTROL 0x504F0000 |
||||||
|
#define SDRAM_CONFIG1 0xC2222600 |
||||||
|
#define SDRAM_CONFIG2 0x88B70004 |
||||||
|
#define SDRAM_ADDRSEL 0x02000000 |
||||||
|
|
||||||
|
#else |
||||||
|
#error Neither CONFIG_MPC5200 or CONFIG_MGT5100 defined |
||||||
|
#endif |
@ -0,0 +1,124 @@ |
|||||||
|
/* |
||||||
|
* (C) Copyright 2003-2004 |
||||||
|
* 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., 59 Temple Place, Suite 330, Boston, |
||||||
|
* MA 02111-1307 USA |
||||||
|
*/ |
||||||
|
|
||||||
|
OUTPUT_ARCH(powerpc) |
||||||
|
SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib); SEARCH_DIR(/usr/local/powerpc-any-elf/lib); |
||||||
|
/* Do we need any of these for elf? |
||||||
|
__DYNAMIC = 0; */ |
||||||
|
SECTIONS |
||||||
|
{ |
||||||
|
/* 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/mpc5xxx/start.o (.text) |
||||||
|
*(.text) |
||||||
|
*(.fixup) |
||||||
|
*(.got1) |
||||||
|
. = ALIGN(16); |
||||||
|
*(.rodata) |
||||||
|
*(.rodata1) |
||||||
|
*(.rodata.str1.4) |
||||||
|
} |
||||||
|
.fini : { *(.fini) } =0 |
||||||
|
.ctors : { *(.ctors) } |
||||||
|
.dtors : { *(.dtors) } |
||||||
|
|
||||||
|
/* Read-write section, merged into data segment: */ |
||||||
|
. = (. + 0x0FFF) & 0xFFFFF000; |
||||||
|
_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(4096); |
||||||
|
__init_begin = .; |
||||||
|
.text.init : { *(.text.init) } |
||||||
|
.data.init : { *(.data.init) } |
||||||
|
. = ALIGN(4096); |
||||||
|
__init_end = .; |
||||||
|
|
||||||
|
__bss_start = .; |
||||||
|
.bss : |
||||||
|
{ |
||||||
|
*(.sbss) *(.scommon) |
||||||
|
*(.dynbss) |
||||||
|
*(.bss) |
||||||
|
*(COMMON) |
||||||
|
} |
||||||
|
_end = . ; |
||||||
|
PROVIDE (end = .); |
||||||
|
} |
@ -0,0 +1,568 @@ |
|||||||
|
/*
|
||||||
|
* -- Version 1.1 -- |
||||||
|
* |
||||||
|
* (C) Copyright 2003-2005 |
||||||
|
* Wolfgang Denk, DENX Software Engineering, wd@denx.de. |
||||||
|
* |
||||||
|
* (C) Copyright 2004-2005 |
||||||
|
* Martin Krause, TQ-Systems GmbH, martin.krause@tqs.de |
||||||
|
* |
||||||
|
* (C) Copyright 2005 |
||||||
|
* Stefan Strobl, GERSYS GmbH, stefan.strobl@gersys.de. |
||||||
|
* |
||||||
|
* History: |
||||||
|
* 1.1 - add define CONFIG_ZERO_BOOTDELAY_CHECK |
||||||
|
* |
||||||
|
* 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 |
||||||
|
|
||||||
|
/*
|
||||||
|
* High Level Configuration Options |
||||||
|
*/ |
||||||
|
#define CONFIG_MPC5xxx 1 /* This is an MPC5xxx CPU */ |
||||||
|
#define CONFIG_MPC5200 1 /* (more precisely a MPC5200 CPU) */ |
||||||
|
#define CONFIG_TQM5200 1 /* ... on a TQM5200 module */ |
||||||
|
|
||||||
|
#define CONFIG_BC3450 1 /* ... on a BC3450 mainboard */ |
||||||
|
#define CONFIG_BC3450_PS2 1 /* + a PS/2 converter onboard */ |
||||||
|
#define CONFIG_BC3450_IDE 1 /* + IDE drives (Compact Flash) */ |
||||||
|
#define CONFIG_BC3450_USB 1 /* + USB support */ |
||||||
|
# define CONFIG_FAT 1 /* + FAT support */ |
||||||
|
# define CONFIG_EXT2 1 /* + EXT2 support */ |
||||||
|
#undef CONFIG_BC3450_BUZZER /* + Buzzer onboard */ |
||||||
|
#undef CONFIG_BC3450_CAN /* + CAN transceiver */ |
||||||
|
#undef CONFIG_BC3450_DS1340 /* + a RTC DS1340 onboard */ |
||||||
|
#undef CONFIG_BC3450_DS3231 /* + a RTC DS3231 onboard tbd */ |
||||||
|
#undef CONFIG_BC3450_AC97 /* + AC97 on PSC2, tbd */ |
||||||
|
#define CONFIG_BC3450_FP 1 /* + enable FP O/P */ |
||||||
|
#undef CONFIG_BC3450_CRT /* + enable CRT O/P (Debug only!) */ |
||||||
|
|
||||||
|
#define CFG_MPC5XXX_CLKIN 33000000 /* ... running at 33.000000MHz */ |
||||||
|
|
||||||
|
#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */ |
||||||
|
#define BOOTFLAG_WARM 0x02 /* Software reboot */ |
||||||
|
|
||||||
|
#define CFG_CACHELINE_SIZE 32 /* For MPC5xxx CPUs */ |
||||||
|
#if (CONFIG_COMMANDS & CFG_CMD_KGDB) |
||||||
|
# define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */ |
||||||
|
#endif |
||||||
|
|
||||||
|
/*
|
||||||
|
* Serial console configuration |
||||||
|
*/ |
||||||
|
#define CONFIG_PSC_CONSOLE 1 /* console is on PSC1 */ |
||||||
|
#define CONFIG_BAUDRATE 115200 /* ... at 115200 bps */ |
||||||
|
#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200, 230400 } |
||||||
|
|
||||||
|
/*
|
||||||
|
* AT-PS/2 Multiplexer |
||||||
|
*/ |
||||||
|
#ifdef CONFIG_BC3450_PS2 |
||||||
|
# define CONFIG_PS2KBD /* AT-PS/2 Keyboard */ |
||||||
|
# define CONFIG_PS2MULT /* .. on PS/2 Multiplexer */ |
||||||
|
# define CONFIG_PS2SERIAL 6 /* .. on PSC6 */ |
||||||
|
# define CONFIG_PS2MULT_DELAY (CFG_HZ/2) /* Initial delay */ |
||||||
|
# define CONFIG_BOARD_EARLY_INIT_R |
||||||
|
#endif /* CONFIG_BC3450_PS2 */ |
||||||
|
|
||||||
|
/*
|
||||||
|
* PCI Mapping: |
||||||
|
* 0x40000000 - 0x4fffffff - PCI Memory |
||||||
|
* 0x50000000 - 0x50ffffff - PCI IO Space |
||||||
|
*/ |
||||||
|
# define CONFIG_PCI 1 |
||||||
|
# define CONFIG_PCI_PNP 1 |
||||||
|
/* #define CONFIG_PCI_SCAN_SHOW 1 */ |
||||||
|
|
||||||
|
#define CONFIG_PCI_MEM_BUS 0x40000000 |
||||||
|
#define CONFIG_PCI_MEM_PHYS CONFIG_PCI_MEM_BUS |
||||||
|
#define CONFIG_PCI_MEM_SIZE 0x10000000 |
||||||
|
|
||||||
|
#define CONFIG_PCI_IO_BUS 0x50000000 |
||||||
|
#define CONFIG_PCI_IO_PHYS CONFIG_PCI_IO_BUS |
||||||
|
#define CONFIG_PCI_IO_SIZE 0x01000000 |
||||||
|
|
||||||
|
#define CONFIG_NET_MULTI 1 |
||||||
|
/*#define CONFIG_EEPRO100 XXX - FIXME: conflicts when CONFIG_MII is enabled */ |
||||||
|
#define CFG_RX_ETH_BUFFER 8 /* use 8 rx buffer on eepro100 */ |
||||||
|
#define CONFIG_NS8382X 1 |
||||||
|
|
||||||
|
#ifdef CONFIG_PCI |
||||||
|
# define ADD_PCI_CMD CFG_CMD_PCI |
||||||
|
#else |
||||||
|
# define ADD_PCI_CMD 0 |
||||||
|
#endif |
||||||
|
|
||||||
|
/*
|
||||||
|
* Video console |
||||||
|
*/ |
||||||
|
# define CONFIG_VIDEO |
||||||
|
# define CONFIG_VIDEO_SM501 |
||||||
|
# define CONFIG_VIDEO_SM501_32BPP |
||||||
|
# define CONFIG_CFB_CONSOLE |
||||||
|
# define CONFIG_VIDEO_LOGO |
||||||
|
# define CONFIG_VGA_AS_SINGLE_DEVICE |
||||||
|
# define CONFIG_CONSOLE_EXTRA_INFO /* display Board/Device-Infos */ |
||||||
|
# define CONFIG_VIDEO_SW_CURSOR |
||||||
|
# define CONFIG_SPLASH_SCREEN |
||||||
|
# define CFG_CONSOLE_IS_IN_ENV |
||||||
|
|
||||||
|
#ifdef CONFIG_VIDEO |
||||||
|
# define ADD_BMP_CMD CFG_CMD_BMP |
||||||
|
#else |
||||||
|
# define ADD_BMP_CMD 0 |
||||||
|
#endif |
||||||
|
|
||||||
|
/*
|
||||||
|
* Partitions
|
||||||
|
*/ |
||||||
|
#define CONFIG_MAC_PARTITION |
||||||
|
#define CONFIG_DOS_PARTITION |
||||||
|
#define CONFIG_ISO_PARTITION |
||||||
|
|
||||||
|
/*
|
||||||
|
* USB
|
||||||
|
*/ |
||||||
|
#ifdef CONFIG_BC3450_USB |
||||||
|
# define CONFIG_USB_OHCI |
||||||
|
# define ADD_USB_CMD CFG_CMD_USB |
||||||
|
# define CONFIG_USB_STORAGE |
||||||
|
#else /* !CONFIG_BC3450_USB */ |
||||||
|
# define ADD_USB_CMD 0 |
||||||
|
#endif /* CONFIG_BC3450_USB */ |
||||||
|
|
||||||
|
/*
|
||||||
|
* POST support
|
||||||
|
*/ |
||||||
|
#define CONFIG_POST (CFG_POST_MEMORY | \ |
||||||
|
CFG_POST_CPU | \
|
||||||
|
CFG_POST_I2C) |
||||||
|
|
||||||
|
#ifdef CONFIG_POST |
||||||
|
# define CFG_CMD_POST_DIAG CFG_CMD_DIAG |
||||||
|
/* preserve space for the post_word at end of on-chip SRAM */ |
||||||
|
# define MPC5XXX_SRAM_POST_SIZE MPC5XXX_SRAM_SIZE-4 |
||||||
|
#else |
||||||
|
# define CFG_CMD_POST_DIAG 0 |
||||||
|
#endif /* CONFIG_POST */ |
||||||
|
|
||||||
|
/*
|
||||||
|
* IDE
|
||||||
|
*/ |
||||||
|
#ifdef CONFIG_BC3450_IDE |
||||||
|
# define ADD_IDE_CMD CFG_CMD_IDE |
||||||
|
#else |
||||||
|
# define ADD_IDE_CMD 0 |
||||||
|
#endif /* CONFIG_BC3450_IDE */ |
||||||
|
|
||||||
|
/*
|
||||||
|
* Filesystem support |
||||||
|
*/ |
||||||
|
#if defined (CONFIG_BC3450_IDE) || defined (CONFIG_BC3450_USB) |
||||||
|
#ifdef CONFIG_FAT |
||||||
|
# define ADD_FAT_CMD CFG_CMD_FAT |
||||||
|
#else |
||||||
|
# define ADD_FAT_CMD 0 |
||||||
|
#endif /* CONFIG_FAT */ |
||||||
|
|
||||||
|
#ifdef CONFIG_EXT2 |
||||||
|
# define ADD_EXT2_CMD CFG_CMD_EXT2 |
||||||
|
#else |
||||||
|
# define ADD_EXT2_CMD 0 |
||||||
|
#endif /* CONFIG_EXT2 */ |
||||||
|
#endif /* CONFIG_BC3450_IDE / _USB */ |
||||||
|
|
||||||
|
/*
|
||||||
|
* Supported commands |
||||||
|
*/ |
||||||
|
#define CONFIG_COMMANDS (CONFIG_CMD_DFL | \ |
||||||
|
ADD_BMP_CMD | \
|
||||||
|
ADD_IDE_CMD | \
|
||||||
|
ADD_FAT_CMD | \
|
||||||
|
ADD_EXT2_CMD | \
|
||||||
|
ADD_PCI_CMD | \
|
||||||
|
ADD_USB_CMD | \
|
||||||
|
CFG_CMD_ASKENV | \
|
||||||
|
CFG_CMD_DATE | \
|
||||||
|
CFG_CMD_DHCP | \
|
||||||
|
CFG_CMD_ECHO | \
|
||||||
|
CFG_CMD_EEPROM | \
|
||||||
|
CFG_CMD_I2C | \
|
||||||
|
CFG_CMD_JFFS2 | \
|
||||||
|
CFG_CMD_MII | \
|
||||||
|
CFG_CMD_NFS | \
|
||||||
|
CFG_CMD_PING | \
|
||||||
|
CFG_CMD_POST_DIAG | \
|
||||||
|
CFG_CMD_REGINFO | \
|
||||||
|
CFG_CMD_SNTP | \
|
||||||
|
CFG_CMD_BSP) |
||||||
|
|
||||||
|
/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ |
||||||
|
#include <cmd_confdefs.h> |
||||||
|
|
||||||
|
#define CONFIG_TIMESTAMP /* display image timestamps */ |
||||||
|
|
||||||
|
#if (TEXT_BASE == 0xFC000000) /* Boot low */ |
||||||
|
# define CFG_LOWBOOT 1 |
||||||
|
#endif |
||||||
|
|
||||||
|
/*
|
||||||
|
* Autobooting |
||||||
|
*/ |
||||||
|
#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */ |
||||||
|
#define CONFIG_ZERO_BOOTDELAY_CHECK /* check for keypress on bootdelay==0 */ |
||||||
|
|
||||||
|
#define CONFIG_PREBOOT "echo;" \ |
||||||
|
"echo Type \"run flash_nfs\" to mount root filesystem over NFS;" \
|
||||||
|
"echo;" |
||||||
|
|
||||||
|
#undef CONFIG_BOOTARGS |
||||||
|
|
||||||
|
#define CONFIG_EXTRA_ENV_SETTINGS \ |
||||||
|
"netdev=eth0\0" \
|
||||||
|
"ipaddr=192.168.1.10\0" \
|
||||||
|
"serverip=192.168.1.3\0" \
|
||||||
|
"netmask=255.255.255.0\0" \
|
||||||
|
"hostname=bc3450\0" \
|
||||||
|
"rootpath=/opt/eldk/ppc_6xx\0" \
|
||||||
|
"kernel_addr=fc0a0000\0" \
|
||||||
|
"ramdisk_addr=fc1c0000\0" \
|
||||||
|
"ramargs=setenv bootargs root=/dev/ram rw\0" \
|
||||||
|
"nfsargs=setenv bootargs root=/dev/nfs rw " \
|
||||||
|
"nfsroot=$(serverip):$(rootpath)\0" \
|
||||||
|
"ideargs=setenv bootargs root=/dev/hda2 ro\0" \
|
||||||
|
"addip=setenv bootargs $(bootargs) " \
|
||||||
|
"ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask)" \
|
||||||
|
":$(hostname):$(netdev):off panic=1\0" \
|
||||||
|
"addcons=setenv bootargs $(bootargs) " \
|
||||||
|
"console=ttyS0,$(baudrate) console=tty0\0" \
|
||||||
|
"flash_self=run ramargs addip addcons;" \
|
||||||
|
"bootm $(kernel_addr) $(ramdisk_addr)\0" \
|
||||||
|
"flash_nfs=run nfsargs addip addcons; bootm $(kernel_addr)\0" \
|
||||||
|
"net_nfs=tftp 200000 $(bootfile); " \
|
||||||
|
"run nfsargs addip addcons; bootm\0" \
|
||||||
|
"ide_nfs=run nfsargs addip addcons; " \
|
||||||
|
"disk 200000 0:1; bootm\0" \
|
||||||
|
"ide_ide=run ideargs addip addcons; " \
|
||||||
|
"disk 200000 0:1; bootm\0" \
|
||||||
|
"usb_self=run usbload; run ramargs addip addcons; " \
|
||||||
|
"bootm 200000 400000\0" \
|
||||||
|
"usbload=usb reset; usb scan; usbboot 200000 0:1; " \
|
||||||
|
"usbboot 400000 0:2\0" \
|
||||||
|
"bootfile=uImage\0" \
|
||||||
|
"load=tftp 200000 $(u-boot)\0" \
|
||||||
|
"u-boot=u-boot.bin\0" \
|
||||||
|
"update=protect off FC000000 FC05FFFF;" \
|
||||||
|
"erase FC000000 FC05FFFF;" \
|
||||||
|
"cp.b 200000 FC000000 $(filesize);" \
|
||||||
|
"protect on FC000000 FC05FFFF\0" \
|
||||||
|
"" |
||||||
|
|
||||||
|
#define CONFIG_BOOTCOMMAND "run flash_self" |
||||||
|
|
||||||
|
/*
|
||||||
|
* IPB Bus clocking configuration. |
||||||
|
*/ |
||||||
|
#define CFG_IPBSPEED_133 /* define for 133MHz speed */ |
||||||
|
|
||||||
|
/*
|
||||||
|
* PCI Bus clocking configuration |
||||||
|
* |
||||||
|
* Actually a PCI Clock of 66 MHz is only set (in cpu_init.c) if |
||||||
|
* CFG_IPBSPEED_133 is defined. This is because a PCI Clock of 66 MHz yet
|
||||||
|
* hasn't been tested with a IPB Bus Clock of 66 MHz. |
||||||
|
*/ |
||||||
|
#if defined(CFG_IPBSPEED_133) |
||||||
|
# define CFG_PCISPEED_66 /* define for 66MHz speed */ |
||||||
|
#endif |
||||||
|
|
||||||
|
/*
|
||||||
|
* I2C configuration |
||||||
|
*/ |
||||||
|
#define CONFIG_HARD_I2C 1 /* I2C with hardware support */ |
||||||
|
#define CFG_I2C_MODULE 2 /* Select I2C module #2 */ |
||||||
|
|
||||||
|
/*
|
||||||
|
* I2C clock frequency |
||||||
|
* |
||||||
|
* Please notice, that the resulting clock frequency could differ from the |
||||||
|
* configured value. This is because the I2C clock is derived from system |
||||||
|
* clock over a frequency divider with only a few divider values. U-boot |
||||||
|
* calculates the best approximation for CFG_I2C_SPEED. However the calculated |
||||||
|
* approximation allways lies below the configured value, never above. |
||||||
|
*/ |
||||||
|
#define CFG_I2C_SPEED 100000 /* 100 kHz */ |
||||||
|
#define CFG_I2C_SLAVE 0x7F |
||||||
|
|
||||||
|
/*
|
||||||
|
* EEPROM configuration for I²C EEPROM M24C32
|
||||||
|
* M24C64 should work also. For other EEPROMs config should be verified. |
||||||
|
*
|
||||||
|
* The TQM5200 module may hold an EEPROM at address 0x50. |
||||||
|
*/ |
||||||
|
#define CFG_I2C_EEPROM_ADDR 0x50 /* 1010000x (TQM) */ |
||||||
|
#define CFG_I2C_EEPROM_ADDR_LEN 2 |
||||||
|
#define CFG_EEPROM_PAGE_WRITE_BITS 5 /* =32 Bytes per write */ |
||||||
|
#define CFG_EEPROM_PAGE_WRITE_DELAY_MS 70 |
||||||
|
|
||||||
|
/*
|
||||||
|
* RTC configuration |
||||||
|
*/ |
||||||
|
#if defined (CONFIG_BC3450_DS1340) && !defined (CONFIG_BC3450_DS3231) |
||||||
|
# define CONFIG_RTC_M41T11 1 |
||||||
|
# define CFG_I2C_RTC_ADDR 0x68 |
||||||
|
#else |
||||||
|
# define CONFIG_RTC_MPC5200 1 /* use MPC5200 internal RTC */ |
||||||
|
# define CONFIG_BOARD_EARLY_INIT_R |
||||||
|
#endif |
||||||
|
|
||||||
|
/*
|
||||||
|
* Flash configuration |
||||||
|
*/ |
||||||
|
#define CFG_FLASH_BASE TEXT_BASE /* 0xFC000000 */ |
||||||
|
|
||||||
|
/* use CFI flash driver if no module variant is spezified */ |
||||||
|
#define CFG_FLASH_CFI 1 /* Flash is CFI conformant */ |
||||||
|
#define CFG_FLASH_CFI_DRIVER 1 /* Use the common driver */ |
||||||
|
#define CFG_FLASH_BANKS_LIST { CFG_BOOTCS_START } |
||||||
|
#define CFG_FLASH_EMPTY_INFO |
||||||
|
#define CFG_FLASH_SIZE 0x04000000 /* 64 MByte */ |
||||||
|
#define CFG_MAX_FLASH_SECT 512 /* max num of sects on one chip */ |
||||||
|
#undef CFG_FLASH_USE_BUFFER_WRITE /* not supported yet for AMD */ |
||||||
|
|
||||||
|
#if !defined(CFG_LOWBOOT) |
||||||
|
#define CFG_ENV_ADDR (CFG_FLASH_BASE + 0x00760000 + 0x00800000) |
||||||
|
#else /* CFG_LOWBOOT */ |
||||||
|
#define CFG_ENV_ADDR (CFG_FLASH_BASE + 0x00060000) |
||||||
|
#endif /* CFG_LOWBOOT */ |
||||||
|
#define CFG_MAX_FLASH_BANKS 1 /* max num of flash banks |
||||||
|
(= chip selects) */ |
||||||
|
#define CFG_FLASH_ERASE_TOUT 240000 /* Flash Erase Timeout (in ms) */ |
||||||
|
#define CFG_FLASH_WRITE_TOUT 500 /* Flash Write Timeout (in ms) */ |
||||||
|
|
||||||
|
/* Dynamic MTD partition support */ |
||||||
|
#define CONFIG_JFFS2_CMDLINE |
||||||
|
#define MTDIDS_DEFAULT "nor0=TQM5200-0" |
||||||
|
#define MTDPARTS_DEFAULT "mtdparts=TQM5200-0:640k(firmware)," \ |
||||||
|
"1408k(kernel)," \
|
||||||
|
"2m(initrd)," \
|
||||||
|
"4m(small-fs)," \
|
||||||
|
"16m(big-fs)," \
|
||||||
|
"8m(misc)" |
||||||
|
|
||||||
|
/*
|
||||||
|
* Environment settings |
||||||
|
*/ |
||||||
|
#define CFG_ENV_IS_IN_FLASH 1 |
||||||
|
#define CFG_ENV_SIZE 0x10000 |
||||||
|
#define CFG_ENV_SECT_SIZE 0x20000 |
||||||
|
#define CFG_ENV_ADDR_REDUND (CFG_ENV_ADDR + CFG_ENV_SECT_SIZE) |
||||||
|
#define CFG_ENV_SIZE_REDUND (CFG_ENV_SIZE) |
||||||
|
|
||||||
|
/*
|
||||||
|
* Memory map |
||||||
|
*/ |
||||||
|
#define CFG_MBAR 0xF0000000 |
||||||
|
#define CFG_SDRAM_BASE 0x00000000 |
||||||
|
#define CFG_DEFAULT_MBAR 0x80000000 |
||||||
|
|
||||||
|
/* Use ON-Chip SRAM until RAM will be available */ |
||||||
|
#define CFG_INIT_RAM_ADDR MPC5XXX_SRAM |
||||||
|
#ifdef CONFIG_POST |
||||||
|
/* preserve space for the post_word at end of on-chip SRAM */ |
||||||
|
# define CFG_INIT_RAM_END MPC5XXX_SRAM_POST_SIZE |
||||||
|
#else |
||||||
|
# define CFG_INIT_RAM_END MPC5XXX_SRAM_SIZE |
||||||
|
#endif /*CONFIG_POST*/ |
||||||
|
|
||||||
|
#define CFG_GBL_DATA_SIZE 128 /* Bytes reserved for initial data */ |
||||||
|
#define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE) |
||||||
|
#define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET |
||||||
|
|
||||||
|
#define CFG_MONITOR_BASE TEXT_BASE |
||||||
|
#if (CFG_MONITOR_BASE < CFG_FLASH_BASE) |
||||||
|
# define CFG_RAMBOOT 1 |
||||||
|
#endif |
||||||
|
|
||||||
|
#define CFG_MONITOR_LEN (384 << 10) /* Reserve 384 kB for Monitor */ |
||||||
|
#define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */ |
||||||
|
#define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */ |
||||||
|
|
||||||
|
/*
|
||||||
|
* Ethernet configuration |
||||||
|
* |
||||||
|
* Define CONFIG_FEC10MBIT to force FEC at 10MBIT |
||||||
|
*/ |
||||||
|
#define CONFIG_MPC5xxx_FEC 1 |
||||||
|
#undef CONFIG_FEC_10MBIT |
||||||
|
#define CONFIG_PHY_ADDR 0x00 |
||||||
|
|
||||||
|
/*
|
||||||
|
* GPIO configuration on BC3450 |
||||||
|
* |
||||||
|
* PSC1: UART1 (Service-UART) [0x xxxxxxx4] |
||||||
|
* PSC2: UART2 [0x xxxxxx4x] |
||||||
|
* or: AC/97 if CONFIG_BC3450_AC97 [0x xxxxxx2x] |
||||||
|
* PSC3: USB2 [0x xxxxx1xx] |
||||||
|
* USB: UART4(ext.)/UART5(int.) [0x xxxx2xxx] |
||||||
|
* (this has to match
|
||||||
|
* CONFIG_USB_CONFIG which is |
||||||
|
* used by usb_ohci.c to set
|
||||||
|
* the USB ports) |
||||||
|
* Eth: 10/100Mbit Ethernet [0x xxx0xxxx] |
||||||
|
* (this is reset to '5'
|
||||||
|
* in FEC driver: fec.c) |
||||||
|
* PSC6: UART6 (int. to PS/2 contr.) [0x xx5xxxxx] |
||||||
|
* ATA/CS: ??? [0x x1xxxxxx] |
||||||
|
* FIXME! UM Fig 2-10 suggests [0x x0xxxxxx] |
||||||
|
* CS1: Use Pin gpio_wkup_6 as second |
||||||
|
* SDRAM chip select (mem_cs1) |
||||||
|
* Timer: CAN2 / SPI |
||||||
|
* I2C: CAN1 / I²C2 [0x bxxxxxxx] |
||||||
|
*/ |
||||||
|
#ifdef CONFIG_BC3450_AC97 |
||||||
|
# define CFG_GPS_PORT_CONFIG 0xb1502124 |
||||||
|
#else /* PSC2=UART2 */ |
||||||
|
# define CFG_GPS_PORT_CONFIG 0xb1502144 |
||||||
|
#endif |
||||||
|
|
||||||
|
/*
|
||||||
|
* Miscellaneous configurable options |
||||||
|
*/ |
||||||
|
#define CFG_LONGHELP /* undef to save memory */ |
||||||
|
#define CFG_PROMPT "=> " /* Monitor Command Prompt */ |
||||||
|
#if (CONFIG_COMMANDS & CFG_CMD_KGDB) |
||||||
|
#define CFG_CBSIZE 1024 /* Console I/O Buffer Size */ |
||||||
|
#else |
||||||
|
#define CFG_CBSIZE 256 /* Console I/O Buffer Size */ |
||||||
|
#endif |
||||||
|
#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */ |
||||||
|
#define CFG_MAXARGS 16 /* max no of command args */ |
||||||
|
#define CFG_BARGSIZE CFG_CBSIZE /* Boot Arg. Buffer Size */ |
||||||
|
|
||||||
|
#define CFG_ALT_MEMTEST /* Enable an alternative, */ |
||||||
|
/* more extensive mem test */ |
||||||
|
|
||||||
|
#define CFG_MEMTEST_START 0x00100000 /* memtest works on */ |
||||||
|
#define CFG_MEMTEST_END 0x00f00000 /* 1 ... 15 MB in DRAM */ |
||||||
|
|
||||||
|
#define CFG_LOAD_ADDR 0x100000 /* default load address */ |
||||||
|
|
||||||
|
#define CFG_HZ 1000 /* dec freq: 1ms ticks */ |
||||||
|
|
||||||
|
/*
|
||||||
|
* Enable loopw commando. This has only affect, if CFG_CMD_MEM is defined, |
||||||
|
* which is normally part of the default commands (CFV_CMD_DFL) |
||||||
|
*/ |
||||||
|
#define CONFIG_LOOPW |
||||||
|
|
||||||
|
/*
|
||||||
|
* Various low-level settings |
||||||
|
*/ |
||||||
|
#if defined(CONFIG_MPC5200) |
||||||
|
# define CFG_HID0_INIT HID0_ICE | HID0_ICFI |
||||||
|
# define CFG_HID0_FINAL HID0_ICE |
||||||
|
#else |
||||||
|
# define CFG_HID0_INIT 0 |
||||||
|
# define CFG_HID0_FINAL 0 |
||||||
|
#endif |
||||||
|
|
||||||
|
#define CFG_BOOTCS_START CFG_FLASH_BASE |
||||||
|
#define CFG_BOOTCS_SIZE CFG_FLASH_SIZE |
||||||
|
#ifdef CFG_PCISPEED_66 |
||||||
|
# define CFG_BOOTCS_CFG 0x0008DF30 /* for pci_clk = 66 MHz */ |
||||||
|
#else |
||||||
|
# define CFG_BOOTCS_CFG 0x0004DF30 /* for pci_clk = 33 MHz */ |
||||||
|
#endif |
||||||
|
#define CFG_CS0_START CFG_FLASH_BASE |
||||||
|
#define CFG_CS0_SIZE CFG_FLASH_SIZE |
||||||
|
|
||||||
|
/* automatic configuration of chip selects */ |
||||||
|
#ifdef CONFIG_TQM5200 |
||||||
|
# define CONFIG_LAST_STAGE_INIT |
||||||
|
#endif /* CONFIG_TQM5200 */ |
||||||
|
|
||||||
|
/*
|
||||||
|
* SRAM - Do not map below 2 GB in address space, because this area is used |
||||||
|
* for SDRAM autosizing. |
||||||
|
*/ |
||||||
|
#ifdef CONFIG_TQM5200 |
||||||
|
# define CFG_CS2_START 0xE5000000 |
||||||
|
# define CFG_CS2_SIZE 0x100000 /* 1 MByte */ |
||||||
|
# define CFG_CS2_CFG 0x0004D930 |
||||||
|
#endif /* CONFIG_TQM5200 */ |
||||||
|
|
||||||
|
/*
|
||||||
|
* Grafic controller - Do not map below 2 GB in address space, because this |
||||||
|
* area is used for SDRAM autosizing. |
||||||
|
*/ |
||||||
|
#ifdef CONFIG_TQM5200 |
||||||
|
# define SM501_FB_BASE 0xE0000000 |
||||||
|
# define CFG_CS1_START (SM501_FB_BASE) |
||||||
|
# define CFG_CS1_SIZE 0x4000000 /* 64 MByte */ |
||||||
|
# define CFG_CS1_CFG 0x8F48FF70 |
||||||
|
# define SM501_MMIO_BASE CFG_CS1_START + 0x03E00000 |
||||||
|
#endif /* CONFIG_TQM5200 */ |
||||||
|
|
||||||
|
#define CFG_CS_BURST 0x00000000 |
||||||
|
#define CFG_CS_DEADCYCLE 0x33333311 /* 1 dead cycle for */ |
||||||
|
/* flash and SM501 */ |
||||||
|
|
||||||
|
#define CFG_RESET_ADDRESS 0xff000000 |
||||||
|
|
||||||
|
/*
|
||||||
|
* USB stuff |
||||||
|
*/ |
||||||
|
#define CONFIG_USB_CLOCK 0x0001BBBB |
||||||
|
#define CONFIG_USB_CONFIG 0x00002000 /* we're using Port 2 */ |
||||||
|
|
||||||
|
/*
|
||||||
|
* IDE/ATA stuff Supports IDE harddisk |
||||||
|
*/ |
||||||
|
#undef CONFIG_IDE_8xx_PCCARD /* Use IDE with PC Card Adapter */ |
||||||
|
|
||||||
|
#undef CONFIG_IDE_8xx_DIRECT /* Direct IDE not supported */ |
||||||
|
#undef CONFIG_IDE_LED /* LED for ide not supported */ |
||||||
|
|
||||||
|
#define CONFIG_IDE_RESET /* reset for ide supported */ |
||||||
|
#define CONFIG_IDE_PREINIT |
||||||
|
|
||||||
|
#define CFG_IDE_MAXBUS 1 /* max. 1 IDE bus */ |
||||||
|
#define CFG_IDE_MAXDEVICE 2 /* max. 2 drives per IDE bus */ |
||||||
|
|
||||||
|
#define CFG_ATA_IDE0_OFFSET 0x0000 |
||||||
|
|
||||||
|
#define CFG_ATA_BASE_ADDR MPC5XXX_ATA |
||||||
|
|
||||||
|
/* Offset for data I/O */ |
||||||
|
#define CFG_ATA_DATA_OFFSET (0x0060) |
||||||
|
|
||||||
|
/* Offset for normal register accesses */ |
||||||
|
#define CFG_ATA_REG_OFFSET (CFG_ATA_DATA_OFFSET) |
||||||
|
|
||||||
|
/* Offset for alternate registers */ |
||||||
|
#define CFG_ATA_ALT_OFFSET (0x005C) |
||||||
|
|
||||||
|
/* Interval between registers */ |
||||||
|
#define CFG_ATA_STRIDE 4 |
||||||
|
|
||||||
|
#endif /* __CONFIG_H */ |
Loading…
Reference in new issue