From 6d3e0107235aa0e6a6dcb77f9884497280bf85ad Mon Sep 17 00:00:00 2001 From: Wolfgang Denk Date: Tue, 16 Jan 2007 18:30:50 +0100 Subject: Raname solidcard3 into sc3; add redundant env for sc3 --- board/sc3/Makefile | 47 +++ board/sc3/config.mk | 24 ++ board/sc3/init.S | 382 +++++++++++++++++++++ board/sc3/sc3.c | 779 ++++++++++++++++++++++++++++++++++++++++++ board/sc3/sc3.h | 117 +++++++ board/sc3/sc3nand.c | 94 +++++ board/sc3/u-boot.lds | 150 ++++++++ board/solidcard3/Makefile | 47 --- board/solidcard3/config.mk | 24 -- board/solidcard3/init.S | 382 --------------------- board/solidcard3/sc3nand.c | 94 ----- board/solidcard3/solidcard3.c | 779 ------------------------------------------ board/solidcard3/solidcard3.h | 117 ------- board/solidcard3/u-boot.lds | 150 -------- 14 files changed, 1593 insertions(+), 1593 deletions(-) create mode 100644 board/sc3/Makefile create mode 100644 board/sc3/config.mk create mode 100644 board/sc3/init.S create mode 100644 board/sc3/sc3.c create mode 100644 board/sc3/sc3.h create mode 100644 board/sc3/sc3nand.c create mode 100644 board/sc3/u-boot.lds delete mode 100644 board/solidcard3/Makefile delete mode 100644 board/solidcard3/config.mk delete mode 100644 board/solidcard3/init.S delete mode 100644 board/solidcard3/sc3nand.c delete mode 100644 board/solidcard3/solidcard3.c delete mode 100644 board/solidcard3/solidcard3.h delete mode 100644 board/solidcard3/u-boot.lds (limited to 'board') diff --git a/board/sc3/Makefile b/board/sc3/Makefile new file mode 100644 index 0000000..1b0b15f --- /dev/null +++ b/board/sc3/Makefile @@ -0,0 +1,47 @@ +# +# (C) Copyright 2000 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +include $(TOPDIR)/config.mk + +LIB = lib$(BOARD).a + +OBJS = $(BOARD).o sc3nand.o +SOBJS = init.o + +$(LIB): $(OBJS) $(SOBJS) + $(AR) crv $@ $^ + +clean: + rm -f $(SOBJS) $(OBJS) + +distclean: clean + rm -f $(LIB) core *.bak .depend + +######################################################################### + +.depend: Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c) + $(CC) -M $(CFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@ + +sinclude .depend + +######################################################################### diff --git a/board/sc3/config.mk b/board/sc3/config.mk new file mode 100644 index 0000000..1bdf5e4 --- /dev/null +++ b/board/sc3/config.mk @@ -0,0 +1,24 @@ +# +# (C) Copyright 2000 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +TEXT_BASE = 0xFFFC0000 diff --git a/board/sc3/init.S b/board/sc3/init.S new file mode 100644 index 0000000..e7b3c83 --- /dev/null +++ b/board/sc3/init.S @@ -0,0 +1,382 @@ +/*------------------------------------------------------------------------------+ + * + * This souce code has been made available to you by EuroDesign + * (www.eurodsn.de). It's based on the original IBM source code, so + * this follows: + * + * This source code has been made available to you by IBM on an AS-IS + * basis. Anyone receiving this source is licensed under IBM + * copyrights to use it in any way he or she deems fit, including + * copying it, modifying it, compiling it, and redistributing it either + * with or without modifications. No license under IBM patents or + * patent applications is to be implied by the copyright license. + * + * Any user of this software should understand that IBM cannot provide + * technical support for this software and will not be responsible for + * any consequences resulting from the use of this software. + * + * Any person who transfers this source code or any derivative work + * must include the IBM copyright notice, this paragraph, and the + * preceding two paragraphs in the transferred software. + * + * COPYRIGHT I B M CORPORATION 1995 + * LICENSED MATERIAL - PROGRAM PROPERTY OF I B M + *------------------------------------------------------------------------------- */ + +#include +#include + +#define _LINUX_CONFIG_H 1 /* avoid reading Linux autoconf.h file */ + +#include +#include + +#include +#include + +/** + * ext_bus_cntlr_init - Initializes the External Bus Controller for the external peripherals + * + * IMPORTANT: For pass1 this code must run from cache since you can not + * reliably change a peripheral banks timing register (pbxap) while running + * code from that bank. For ex., since we are running from ROM on bank 0, we + * can NOT execute the code that modifies bank 0 timings from ROM, so + * we run it from cache. + * + * Bank 0 - Boot-Flash + * Bank 1 - NAND-Flash + * Bank 2 - ISA bus + * Bank 3 - Second Flash + * Bank 4 - USB controller + */ + .globl ext_bus_cntlr_init +ext_bus_cntlr_init: +/* + * We need the current boot up configuration to set correct + * timings into internal flash and external flash + */ + mfdcr r24,strap /* xxxx xxxx xxxx xxx? ?xxx xxxx xxxx xxxx + 0 0 -> 8 bit external ROM + 0 1 -> 16 bit internal ROM */ + addi r4,0,2 + srw r24,r24,r4 /* shift right r24 two positions */ + andi. r24,r24,0x06000 +/* + * All calculations are based on 33MHz EBC clock. + * + * First, create a "very slow" timing (~250ns) with burst mode enabled + * This is need for the external flash access + */ + lis r25,0x0800 + ori r25,r25,0x0280 /* 0000 1000 0xxx 0000 0000 0010 100x xxxx = 0x03800280 +/* + * Second, create a fast timing: + * 90ns first cycle - 3 clock access + * and 90ns burst cycle, plus 1 clock after the last access + * This is used for the internal access + */ + lis r26,0x8900 + ori r26,r26,0x0280 /* 1000 1001 0xxx 0000 0000 0010 100x xxxx +/* + * We can't change settings on CS# if we currently use them. + * -> load a few instructions into cache and run this code from cache + */ + mflr r4 /* save link register */ + bl ..getAddr +..getAddr: + mflr r3 /* get address of ..getAddr */ + mtlr r4 /* restore link register */ + addi r4,0,14 /* set ctr to 10; used to prefetch */ + mtctr r4 /* 10 cache lines to fit this function + in cache (gives us 8x10=80 instructions) */ +..ebcloop: + icbt r0,r3 /* prefetch cache line for addr in r3 */ + addi r3,r3,32 /* move to next cache line */ + bdnz ..ebcloop /* continue for 10 cache lines */ +/* + * Delay to ensure all accesses to ROM are complete before changing + * bank 0 timings. 200usec should be enough. + * 200,000,000 (cycles/sec) X .000200 (sec) = 0x9C40 cycles + */ + lis r3,0x0 + ori r3,r3,0xA000 /* ensure 200usec have passed since reset */ + mtctr r3 +..spinlp: + bdnz ..spinlp /* spin loop */ + +/*----------------------------------------------------------------------- + * Memory Bank 0 (BOOT-ROM) initialization + * 0xFFEF00000....0xFFFFFFF + * We only have to change the timing. Mapping is ok by boot-strapping + *----------------------------------------------------------------------- */ + + li r4,pb0ap /* PB0AP=Peripheral Bank 0 Access Parameters */ + mtdcr ebccfga,r4 + + mr r4,r26 /* assume internal fast flash is boot flash */ + cmpwi r24,0x2000 /* assumption true? ... */ + beq 1f /* ...yes! */ + mr r4,r25 /* ...no, use the slow variant */ + mr r25,r26 /* use this for the other flash */ +1: + mtdcr ebccfgd,r4 /* change timing now */ + + li r4,pb0cr /* PB0CR=Peripheral Bank 0 Control Register */ + mtdcr ebccfga,r4 + mfdcr r4,ebccfgd + lis r3,0x0001 + ori r3,r3,0x8000 /* allow reads and writes */ + or r4,r4,r3 + mtdcr ebccfgd,r4 + +/*----------------------------------------------------------------------- + * Memory Bank 3 (Second-Flash) initialization + * 0xF0000000...0xF01FFFFF -> 2MB + *----------------------------------------------------------------------- */ + + li r4,pb3ap /* Peripheral Bank 1 Access Parameter */ + mtdcr ebccfga,r4 + mtdcr ebccfgd,r2 /* change timing */ + + li r4,pb3cr /* Peripheral Bank 1 Configuration Registers */ + mtdcr ebccfga,r4 + + lis r4,0xF003 + ori r4,r4,0x8000 +/* + * Consider boot configuration + */ + xori r24,r24,0x2000 /* invert current bus width */ + or r4,r4,r24 + mtdcr ebccfgd,r4 + +/*----------------------------------------------------------------------- + * Memory Bank 1 (NAND-Flash) initialization + * 0x77D00000...0x77DFFFFF -> 1MB + * - the write/read pulse to the NAND can be as short as 25ns, bus the cycle time is always 50ns + * - the setup time is 0ns + * - the hold time is 15ns + * -> + * - TWT = 0 + * - CSN = 0 + * - OEN = 0 + * - WBN = 0 + * - WBF = 0 + * - TH = 1 + * ----> 2 clocks per cycle = 60ns cycle (30ns active, 30ns hold) + *----------------------------------------------------------------------- */ + + li r4,pb1ap /* Peripheral Bank 1 Access Parameter */ + mtdcr ebccfga,r4 + + lis r4,0x0000 + ori r4,r4,0x0200 + mtdcr ebccfgd,r4 + + li r4,pb1cr /* Peripheral Bank 1 Configuration Registers */ + mtdcr ebccfga,r4 + + lis r4,0x77D1 + ori r4,r4,0x8000 + mtdcr ebccfgd,r4 + + +/* USB init (without acceleration) */ +#ifndef CONFIG_ISP1161_PRESENT + li r4,pb4ap /* PB4AP=Peripheral Bank 4 Access Parameters */ + mtdcr ebccfga,r4 + lis r4,0x0180 + ori r4,r4,0x5940 + mtdcr ebccfgd,r4 +#endif + +/*----------------------------------------------------------------------- + * Memory Bank 2 (ISA Access) initialization (plus memory bank 6 and 7) + * 0x78000000...0x7BFFFFFF -> 64 MB + * Wir arbeiten bei 33 MHz -> 30ns + *----------------------------------------------------------------------- + + A7 (ppc notation) or A24 (standard notation) decides about + the type of access: + A7/A24=0 -> memory cycle + A7/ /A24=1 -> I/O cycle +*/ + li r4,pb2ap /* PB2AP=Peripheral Bank 2 Access Parameters */ + mtdcr ebccfga,r4 +/* + We emulate an ISA access + + 1. Address active + 2. wait 0 EBC clocks -> CSN=0 + 3. set CS# + 4. wait 0 EBC clock -> OEN/WBN=0 + 5. set OE#/WE# + 6. wait 4 clocks (ca. 90ns) and for Ready signal + 7. hold for 4 clocks -> TH=4 +*/ + +#if 1 +/* faster access to isa-bus */ + lis r4,0x0180 + ori r4,r4,0x5940 +#else + lis r4,0x0100 + ori r4,r4,0x0340 +#endif + mtdcr ebccfgd,r4 + +#ifdef IDE_USES_ISA_EMULATION + li r25,pb5ap /* PB5AP=Peripheral Bank 5 Access Parameters */ + mtdcr ebccfga,r25 + mtdcr ebccfgd,r4 +#endif + + li r25,pb6ap /* PB6AP=Peripheral Bank 6 Access Parameters */ + mtdcr ebccfga,r25 + mtdcr ebccfgd,r4 + li r25,pb7ap /* PB7AP=Peripheral Bank 7 Access Parameters */ + mtdcr ebccfga,r25 + mtdcr ebccfgd,r4 + + li r25,pb2cr /* PB2CR=Peripheral Bank 2 Configuration Register */ + mtdcr ebccfga,r25 + + lis r4,0x780B + ori r4,r4,0xA000 + mtdcr ebccfgd,r4 +/* + * the other areas are only 1MiB in size + */ + lis r4,0x7401 + ori r4,r4,0xA000 + + li r25,pb6cr /* PB6CR=Peripheral Bank 6 Configuration Register */ + mtdcr ebccfga,r25 + lis r4,0x7401 + ori r4,r4,0xA000 + mtdcr ebccfgd,r4 + + li r25,pb7cr /* PB7CR=Peripheral Bank 7 Configuration Register */ + mtdcr ebccfga,r25 + lis r4,0x7411 + ori r4,r4,0xA000 + mtdcr ebccfgd,r4 + +#ifndef CONFIG_ISP1161_PRESENT + li r25,pb4cr /* PB4CR=Peripheral Bank 4 Configuration Register */ + mtdcr ebccfga,r25 + lis r4,0x7421 + ori r4,r4,0xA000 + mtdcr ebccfgd,r4 +#endif +#ifdef IDE_USES_ISA_EMULATION + li r25,pb5cr /* PB5CR=Peripheral Bank 5 Configuration Register */ + mtdcr ebccfga,r25 + lis r4,0x0000 + ori r4,r4,0x0000 + mtdcr ebccfgd,r4 +#endif + +/*----------------------------------------------------------------------- + * Memory bank 4: USB controller Philips ISP6111 + * 0x77C00000 ... 0x77CFFFFF + * + * The chip is connected to: + * - CPU CS#4 + * - CPU IRQ#2 + * - CPU DMA 3 + * + * Timing: + * - command to first data: 300ns. Software must ensure this timing! + * - Write pulse: 26ns + * - Read pulse: 33ns + * - read cycle time: 150ns + * - write cycle time: 140ns + * + * Note: All calculations are based on 33MHz EBC clock. One '#' or '_' is 30ns + * + * |- 300ns --| + * |---- 420ns ---|---- 420ns ---| cycle + * CS ############:###____#######:###____####### + * OE ############:####___#######:####___####### + * WE ############:####__########:####__######## + * + * ----> 2 clocks RD/WR pulses: 60ns + * ----> CSN: 3 clock, 90ns + * ----> OEN: 1 clocks (read cycle) + * ----> WBN: 1 clocks (write cycle) + * ----> WBE: 2 clocks + * ----> TH: 7 clock, 210ns + * ----> TWT: 7 clocks + *----------------------------------------------------------------------- */ + +#ifdef CONFIG_ISP1161_PRESENT + + li r4,pb4ap /* PB4AP=Peripheral Bank 4 Access Parameters */ + mtdcr ebccfga,r4 + + lis r4,0x030D + ori r4,r4,0x5E80 + mtdcr ebccfgd,r4 + + li r4,pb4cr /* PB2CR=Peripheral Bank 4 Configuration Register */ + mtdcr ebccfga,r4 + + lis r4,0x77C1 + ori r4,r4,0xA000 + mtdcr ebccfgd,r4 + +#endif + +#ifndef IDE_USES_ISA_EMULATION + +/*----------------------------------------------------------------------- + * Memory Bank 5 used for IDE access + * + * Timings for IDE Interface + * + * SETUP / LENGTH / HOLD - cycles valid for 33.3 MHz clk -> 30ns cycle time + * 70 165 30 PIO-Mode 0, [ns] + * 3 6 1 [Cycles] ----> AP=0x040C0200 + * 50 125 20 PIO-Mode 1, [ns] + * 2 5 1 [Cycles] ----> AP=0x03080200 + * 30 100 15 PIO-Mode 2, [ns] + * 1 4 1 [Cycles] ----> AP=0x02040200 + * 30 80 10 PIO-Mode 3, [ns] + * 1 3 1 [Cycles] ----> AP=0x01840200 + * 25 70 10 PIO-Mode 4, [ns] + * 1 3 1 [Cycles] ----> AP=0x01840200 + * + *----------------------------------------------------------------------- */ + + li r4,pb5ap + mtdcr ebccfga,r4 + lis r4,0x040C + ori r4,r4,0x0200 + mtdcr ebccfgd,r4 + + li r4,pb5cr /* PB2CR=Peripheral Bank 2 Configuration Register */ + mtdcr ebccfga,r4 + + lis r4,0x7A01 + ori r4,r4,0xA000 + mtdcr ebccfgd,r4 +#endif +/* + * External Peripheral Control Register + */ + li r4,epcr + mtdcr ebccfga,r4 + + lis r4,0xB84E + ori r4,r4,0xF000 + mtdcr ebccfgd,r4 +/* + * drive POST code + */ + lis r4,0x7900 + ori r4,r4,0x0080 + li r3,0x0001 + stb r3,0(r4) /* 01 -> external bus controller is initialized */ + nop /* pass2 DCR errata #8 */ + blr diff --git a/board/sc3/sc3.c b/board/sc3/sc3.c new file mode 100644 index 0000000..d94896e --- /dev/null +++ b/board/sc3/sc3.c @@ -0,0 +1,779 @@ +/* + * (C) Copyright 2007 + * Heiko Schocher, DENX Software Engineering, . + * + * (C) Copyright 2003 + * Juergen Beisert, EuroDesign embedded technologies, info@eurodsn.de + * Derived from walnut.c + * + * (C) Copyright 2000 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + * + * $Log:$ + */ + +#include +#include +#include +#include "sc3.h" +#include +#include +#include + +#undef writel +#undef writeb +#define writeb(b,addr) ((*(volatile u8 *) (addr)) = (b)) +#define writel(b,addr) ((*(volatile u32 *) (addr)) = (b)) + +/* write only register to configure things in our CPLD */ +#define CPLD_CONTROL_1 0x79000102 +#define CPLD_VERSION 0x79000103 + +#define IS_CAMERON ((*(unsigned char *)(CPLD_VERSION)== 0x32) ? 1 : 0) + +static struct pci_controller hose={0,}; + +/************************************************************ + * Standard definition + ************************************************************/ + +/* CPC0_CR0 Function ISA bus + - GPIO0 + - GPIO1 -> Output: NAND-Command Latch Enable + - GPIO2 -> Output: NAND Address Latch Enable + - GPIO3 -> IRQ input ISA-IRQ #5 (through CPLD) + - GPIO4 -> Output: NAND-Chip Enable + - GPIO5 -> IRQ input ISA-IRQ#7 (through CPLD) + - GPIO6 -> IRQ input ISA-IRQ#9 (through CPLD) + - GPIO7 -> IRQ input ISA-IRQ#10 (through CPLD) + - GPIO8 -> IRQ input ISA-IRQ#11 (through CPLD) + - GPIO9 -> IRQ input ISA-IRQ#12 (through CPLD) + - GPIO10/CS1# -> CS1# NAND ISA-CS#0 + - GPIO11/CS2# -> CS2# ISA emulation ISA-CS#1 + - GPIO12/CS3# -> CS3# 2nd Flash-Bank ISA-CS#2 or ISA-CS#7 + - GPIO13/CS4# -> CS4# USB HC or ISA emulation ISA-CS#3 + - GPIO14/CS5# -> CS5# Boosted IDE access ISA-CS#4 + - GPIO15/CS6# -> CS6# ISA emulation ISA-CS#5 + - GPIO16/CS7# -> CS7# ISA emulation ISA-CS#6 + - GPIO17/IRQ0 -> GPIO, in, NAND-Ready/Busy# line ISA-IRQ#3 + - GPIO18/IRQ1 -> IRQ input ISA-IRQ#14 + - GPIO19/IRQ2 -> IRQ input or USB ISA-IRQ#4 + - GPIO20/IRQ3 -> IRQ input PCI-IRQ#D + - GPIO21/IRQ4 -> IRQ input PCI-IRQ#C + - GPIO22/IRQ5 -> IRQ input PCI-IRQ#B + - GPIO23/IRQ6 -> IRQ input PCI-IRQ#A + - GPIO24 -> if GPIO output: 0=JTAG CPLD activ, 1=JTAG CPLD inactiv +*/ +/* +| CPLD register: io-space at offset 0x102 (write only) +| 0 +| 1 +| 2 0=CS#4 USB CS#, 1=ISA or GP bus +| 3 +| 4 +| 5 +| 6 1=enable faster IDE access +| 7 +*/ +#define USB_CHIP_ENABLE 0x04 +#define IDE_BOOSTING 0x40 + +/* --------------- USB stuff ------------------------------------- */ +#ifdef CONFIG_ISP1161_PRESENT +/** + * initUsbHost- Initialize the Philips isp1161 HC part if present + * @cpldConfig: Pointer to value in write only CPLD register + * + * Initialize the USB host controller if present and fills the + * scratch register to inform the driver about used resources + */ + +static void initUsbHost (unsigned char *cpldConfig) +{ + int i; + unsigned long usbBase; + /* + * Read back where init.S has located the USB chip + */ + mtdcr (0x012, 0x04); + usbBase = mfdcr (0x013); + if (!(usbBase & 0x18000)) /* enabled? */ + return; + usbBase &= 0xFFF00000; + + /* + * to test for the USB controller enable using of CS#4 and DMA 3 for USB access + */ + writeb (*cpldConfig | USB_CHIP_ENABLE,CPLD_CONTROL_1); + + /* + * first check: is the controller assembled? + */ + hcWriteWord (usbBase, 0x5555, HcScratch); + if (hcReadWord (usbBase, HcScratch) == 0x5555) { + hcWriteWord (usbBase, 0xAAAA, HcScratch); + if (hcReadWord (usbBase, HcScratch) == 0xAAAA) { + if ((hcReadWord (usbBase, HcChipID) & 0xFF00) != 0x6100) + return; /* this is not our controller */ + /* + * try a software reset. This needs up to 10 seconds (see datasheet) + */ + hcWriteDWord (usbBase, 0x00000001, HcCommandStatus); + for (i = 1000; i > 0; i--) { /* loop up to 10 seconds */ + udelay (10); + if (!(hcReadDWord (usbBase, HcCommandStatus) & 0x01)) + break; + } + + if (!i) + return; /* the controller doesn't responding. Broken? */ + /* + * OK. USB controller is ready. Initialize it in such way the later driver + * can us it (without any knowing about specific implementation) + */ + hcWriteDWord (usbBase, 0x00000000, HcControl); + /* + * disable all interrupt sources. Because we + * don't know where we come from (hard reset, cold start, soft reset...) + */ + hcWriteDWord (usbBase, 0x8000007D, HcInterruptDisable); + /* + * our current setup hardware configuration + * - every port power supply can switched indepently + * - every port can signal overcurrent + * - every port is "outside" and the devices are removeable + */ + hcWriteDWord (usbBase, 0x32000902, HcRhDescriptorA); + hcWriteDWord (usbBase, 0x00060000, HcRhDescriptorB); + /* + * don't forget to switch off power supply of each port + * The later running driver can reenable them to find and use + * the (maybe) connected devices. + * + */ + hcWriteDWord (usbBase, 0x00000200, HcRhPortStatus1); + hcWriteDWord (usbBase, 0x00000200, HcRhPortStatus2); + hcWriteWord (usbBase, 0x0428, HcHardwareConfiguration); + hcWriteWord (usbBase, 0x0040, HcDMAConfiguration); + hcWriteWord (usbBase, 0x0000, HcuPInterruptEnable); + hcWriteWord (usbBase, 0xA000 | (0x03 << 8) | 27, HcScratch); + /* + * controller is present and usable + */ + *cpldConfig |= USB_CHIP_ENABLE; + } + } +} +#endif + +#if defined(CONFIG_START_IDE) +int board_start_ide(void) +{ + if (IS_CAMERON) { + puts ("no IDE on cameron board.\n"); + return 0; + } + return 1; +} +#endif + +static int sc3_cameron_init (void) +{ + /* Set up the Memory Controller for the CAMERON version */ + mtebc (pb4ap, 0x01805940); + mtebc (pb4cr, 0x7401a000); + mtebc (pb5ap, 0x01805940); + mtebc (pb5cr, 0x7401a000); + mtebc (pb6ap, 0x0); + mtebc (pb6cr, 0x0); + mtebc (pb7ap, 0x0); + mtebc (pb7cr, 0x0); + return 0; +} + +void sc3_read_eeprom (void) +{ + uchar i2c_buffer[18]; + + i2c_read (0x50, 0x03, 1, i2c_buffer, 9); + i2c_buffer[9] = 0; + setenv ("serial#", (char *)i2c_buffer); + + /* read mac-address from eeprom */ + i2c_read (0x50, 0x11, 1, i2c_buffer, 15); + i2c_buffer[17] = 0; + i2c_buffer[16] = i2c_buffer[14]; + i2c_buffer[15] = i2c_buffer[13]; + i2c_buffer[14] = ':'; + i2c_buffer[13] = i2c_buffer[12]; + i2c_buffer[12] = i2c_buffer[11]; + i2c_buffer[11] = ':'; + i2c_buffer[8] = ':'; + i2c_buffer[5] = ':'; + i2c_buffer[2] = ':'; + setenv ("ethaddr", (char *)i2c_buffer); +} + +int board_early_init_f (void) +{ + /* write only register to configure things in our CPLD */ + unsigned char cpldConfig_1=0x00; + +/*-------------------------------------------------------------------------+ +| Interrupt controller setup for the SolidCard III CPU card (plus Evaluation board). +| +| Note: IRQ 0 UART 0, active high; level sensitive +| IRQ 1 UART 1, active high; level sensitive +| IRQ 2 IIC, active high; level sensitive +| IRQ 3 Ext. master, rising edge, edge sensitive +| IRQ 4 PCI, active high; level sensitive +| IRQ 5 DMA Channel 0, active high; level sensitive +| IRQ 6 DMA Channel 1, active high; level sensitive +| IRQ 7 DMA Channel 2, active high; level sensitive +| IRQ 8 DMA Channel 3, active high; level sensitive +| IRQ 9 Ethernet Wakeup, active high; level sensitive +| IRQ 10 MAL System Error (SERR), active high; level sensitive +| IRQ 11 MAL Tx End of Buffer, active high; level sensitive +| IRQ 12 MAL Rx End of Buffer, active high; level sensitive +| IRQ 13 MAL Tx Descriptor Error, active high; level sensitive +| IRQ 14 MAL Rx Descriptor Error, active high; level sensitive +| IRQ 15 Ethernet, active high; level sensitive +| IRQ 16 External PCI SERR, active high; level sensitive +| IRQ 17 ECC Correctable Error, active high; level sensitive +| IRQ 18 PCI Power Management, active high; level sensitive +| +| IRQ 19 (EXT IRQ7 405GPr only) +| IRQ 20 (EXT IRQ8 405GPr only) +| IRQ 21 (EXT IRQ9 405GPr only) +| IRQ 22 (EXT IRQ10 405GPr only) +| IRQ 23 (EXT IRQ11 405GPr only) +| IRQ 24 (EXT IRQ12 405GPr only) +| +| IRQ 25 (EXT IRQ 0) NAND-Flash R/B# (raising edge means flash is ready) +| IRQ 26 (EXT IRQ 1) IDE0 interrupt (x86 = IRQ14). Active high (edge sensitive) +| IRQ 27 (EXT IRQ 2) USB controller +| IRQ 28 (EXT IRQ 3) INT D, VGA; active low; level sensitive +| IRQ 29 (EXT IRQ 4) INT C, Ethernet; active low; level sensitive +| IRQ 30 (EXT IRQ 5) INT B, PC104+ SLOT; active low; level sensitive +| IRQ 31 (EXT IRQ 6) INT A, PC104+ SLOT; active low; level sensitive +| +| Direct Memory Access Controller Signal Polarities +| DRQ0 active high (like ISA) +| ACK0 active low (like ISA) +| EOT0 active high (like ISA) +| DRQ1 active high (like ISA) +| ACK1 active low (like ISA) +| EOT1 active high (like ISA) +| DRQ2 active high (like ISA) +| ACK2 active low (like ISA) +| EOT2 active high (like ISA) +| DRQ3 active high (like ISA) +| ACK3 active low (like ISA) +| EOT3 active high (like ISA) +| ++-------------------------------------------------------------------------*/ + + writeb (cpldConfig_1, CPLD_CONTROL_1); /* disable everything in CPLD */ + + mtdcr (uicsr, 0xFFFFFFFF); /* clear all ints */ + mtdcr (uicer, 0x00000000); /* disable all ints */ + mtdcr (uiccr, 0x00000000); /* set all to be non-critical */ + + if (IS_CAMERON) { + sc3_cameron_init(); + mtdcr (0x0B6, 0x18000000); + mtdcr (uicpr, 0xFFFFFFF0); + mtdcr (uictr, 0x10001030); + } else { + mtdcr (0x0B6, 0x0000000); + mtdcr (uicpr, 0xFFFFFFE0); + mtdcr (uictr, 0x10000020); + } + mtdcr (uicvcr, 0x00000001); /* set vect base=0,INT0 highest priority */ + mtdcr (uicsr, 0xFFFFFFFF); /* clear all ints */ + + /* setup other implementation specific details */ + mtdcr (ecr, 0x60606000); + + mtdcr (cntrl1, 0x000042C0); + + if (IS_CAMERON) { + mtdcr (cntrl0, 0x01380000); + /* Setup the GPIOs */ + writel (0x08008000, 0xEF600700); /* Output states */ + writel (0x00000000, 0xEF600718); /* Open Drain control */ + writel (0x68098000, 0xEF600704); /* Output control */ + } else { + mtdcr (cntrl0,0x00080000); + /* Setup the GPIOs */ + writel (0x08000000, 0xEF600700); /* Output states */ + writel (0x14000000, 0xEF600718); /* Open Drain control */ + writel (0x7C000000, 0xEF600704); /* Output control */ + } + + /* Code decompression disabled */ + mtdcr (kiar, kconf); + mtdcr (kidr, 0x2B); + + /* CPC0_ER: enable sleep mode of (currently) unused components */ + /* CPC0_FR: force unused components into sleep mode */ + mtdcr (cpmer, 0x3F800000); + mtdcr (cpmfr, 0x14000000); + + /* set PLB priority */ + mtdcr (0x87, 0x08000000); + + /* --------------- DMA stuff ------------------------------------- */ + mtdcr (0x126, 0x49200000); + +#ifndef IDE_USES_ISA_EMULATION + cpldConfig_1 |= IDE_BOOSTING; /* enable faster IDE */ + /* cpldConfig |= 0x01; */ /* enable 8.33MHz output, if *not* present on your baseboard */ + writeb (cpldConfig_1, CPLD_CONTROL_1); +#endif + +#ifdef CONFIG_ISP1161_PRESENT + initUsbHost (&cpldConfig_1); + writeb (cpldConfig_1, CPLD_CONTROL_1); +#endif + return(0); +} + +int misc_init_r (void) +{ + char *s1; + int i, xilinx_val; + volatile char *xilinx_adr; + xilinx_adr = (char *)0x79000102; + + *xilinx_adr = 0x00; + +/* customer settings ***************************************** */ +/* + s1 = getenv ("function"); + if (s1) { + if (!strcmp (s1, "Rosho")) { + printf ("function 'Rosho' activated\n"); + *xilinx_adr = 0x40; + } + else { + printf (">>>>>>>>>> function %s not recognized\n",s1); + } + } +*/ + +/* individual settings ***************************************** */ + if ((s1 = getenv ("xilinx"))) { + i=0; + xilinx_val = 0; + while (i < 3 && s1[i]) { + if (s1[i] >= '0' && s1[i] <= '9') + xilinx_val = (xilinx_val << 4) + s1[i] - '0'; + else + if (s1[i] >= 'A' && s1[i] <= 'F') + xilinx_val = (xilinx_val << 4) + s1[i] - 'A' + 10; + else + if (s1[i] >= 'a' && s1[i] <= 'f') + xilinx_val = (xilinx_val << 4) + s1[i] - 'a' + 10; + else { + xilinx_val = -1; + break; + } + i++; + } + if (xilinx_val >= 0 && xilinx_val <=255 && i < 3) { + printf ("Xilinx: set to %s\n", s1); + *xilinx_adr = (unsigned char) xilinx_val; + } else + printf ("Xilinx: rejected value %s\n", s1); + } + return 0; +} + +/* ------------------------------------------------------------------------- + * printCSConfig + * + * Print some informations about chips select configurations + * Only used while debugging. + * + * Params: + * - No. of CS pin + * - AP of this CS + * - CR of this CS + * + * Returns + * nothing + ------------------------------------------------------------------------- */ + +#ifdef SC3_DEBUGOUT +static void printCSConfig(int reg,unsigned long ap,unsigned long cr) +{ + const char *bsize[4] = {"8","16","32","?"}; + const unsigned char banks[8] = {1, 2, 4, 8, 16, 32, 64, 128}; + const char *bankaccess[4] = {"disabled", "RO", "WO", "RW"}; + +#define CYCLE 30 /* time of one clock (based on 33MHz) */ + + printf("\nCS#%d",reg); + if (!(cr & 0x00018000)) + puts(" unused"); + else { + if (((cr&0xFFF00000U) & ((banks[(cr & 0x000E0000) >> 17]-1) << 20))) + puts(" Address is not multiple of bank size!"); + + printf("\n -%s bit device", + bsize[(cr & 0x00006000) >> 13]); + printf(" at 0x%08lX", cr & 0xFFF00000U); + printf(" size: %u MB", banks[(cr & 0x000E0000) >> 17]); + printf(" rights: %s", bankaccess[(cr & 0x00018000) >> 15]); + if (ap & 0x80000000) { + printf("\n -Burst device (%luns/%luns)", + (((ap & 0x7C000000) >> 26) + 1) * CYCLE, + (((ap & 0x03800000) >> 23) + 1) * CYCLE); + } else { + printf("\n -Non burst device, active cycle %luns", + (((ap & 0x7F800000) >> 23) + 1) * CYCLE); + printf("\n -Address setup %luns", + ((ap & 0xC0000) >> 18) * CYCLE); + printf("\n -CS active to RD %luns/WR %luns", + ((ap & 0x30000) >> 16) * CYCLE, + ((ap & 0xC000) >> 14) * CYCLE); + printf("\n -WR to CS inactive %luns", + ((ap & 0x3000) >> 12) * CYCLE); + printf("\n -Hold after access %luns", + ((ap & 0xE00) >> 9) * CYCLE); + printf("\n -Ready is %sabled", + ap & 0x100 ? "en" : "dis"); + } + } +} +#endif + +#ifdef SC3_DEBUGOUT + +static unsigned int ap[] = {pb0ap, pb1ap, pb2ap, pb3ap, pb4ap, + pb5ap, pb6ap, pb7ap}; +static unsigned int cr[] = {pb0cr, pb1cr, pb2cr, pb3cr, pb4cr, + pb5cr, pb6cr, pb7cr}; + +static int show_reg (int nr) +{ + unsigned long ul1, ul2; + + mtdcr (ebccfga, ap[nr]); + ul1 = mfdcr (ebccfgd); + mtdcr (ebccfga, cr[nr]); + ul2 = mfdcr(ebccfgd); + printCSConfig(nr, ul1, ul2); + return 0; +} +#endif + +int checkboard (void) +{ +#ifdef SC3_DEBUGOUT + unsigned long ul1; + int i; + + for (i = 0; i < 8; i++) { + show_reg (i); + } + + mtdcr (ebccfga, epcr); + ul1 = mfdcr (ebccfgd); + + puts ("\nGeneral configuration:\n"); + + if (ul1 & 0x80000000) + printf(" -External Bus is always driven\n"); + + if (ul1 & 0x400000) + printf(" -CS signals are always driven\n"); + + if (ul1 & 0x20000) + printf(" -PowerDown after %lu clocks\n", + (ul1 & 0x1F000) >> 7); + + switch (ul1 & 0xC0000) + { + case 0xC0000: + printf(" -No external master present\n"); + break; + case 0x00000: + printf(" -8 bit external master present\n"); + break; + case 0x40000: + printf(" -16 bit external master present\n"); + break; + case 0x80000: + printf(" -32 bit external master present\n"); + break; + } + + switch (ul1 & 0x300000) + { + case 0x300000: + printf(" -Prefetch: Illegal setting!\n"); + break; + case 0x000000: + printf(" -1 doubleword prefetch\n"); + break; + case 0x100000: + printf(" -2 doublewords prefetch\n"); + break; + case 0x200000: + printf(" -4 doublewords prefetch\n"); + break; + } + putc ('\n'); +#endif + printf("Board: SolidCard III %s %s version.\n", + (IS_CAMERON ? "Cameron" : "Eurodesign"), CONFIG_SC3_VERSION); + return 0; +} + +static int printSDRAMConfig(char reg, unsigned long cr) +{ + const int bisize[8]={4, 8, 16, 32, 64, 128, 256, 0}; +#ifdef SC3_DEBUGOUT + const char *basize[8]= + {"4", "8", "16", "32", "64", "128", "256", "Reserved"}; + + printf("SDRAM bank %d",reg); + + if (!(cr & 0x01)) + puts(" disabled\n"); + else { + printf(" at 0x%08lX, size %s MB",cr & 0xFFC00000,basize[(cr&0xE0000)>>17]); + printf(" mode %lu\n",((cr & 0xE000)>>13)+1); + } +#endif + + if (cr & 0x01) + return(bisize[(cr & 0xE0000) >> 17]); + + return 0; +} + +#ifdef SC3_DEBUGOUT +static unsigned int mbcf[] = {mem_mb0cf, mem_mb1cf, mem_mb2cf, mem_mb3cf}; +#endif + +long int initdram (int board_type) +{ + unsigned int mems=0; + unsigned long ul1; + +#ifdef SC3_DEBUGOUT + unsigned long ul2; + int i; + + puts("\nSDRAM configuration:\n"); + + mtdcr (memcfga, mem_mcopt1); + ul1 = mfdcr(memcfgd); + + if (!(ul1 & 0x80000000)) { + puts(" Controller disabled\n"); + return 0; + } + for (i = 0; i < 4; i++) { + mtdcr (memcfga, mbcf[i]); + ul1 = mfdcr (memcfgd); + mems += printSDRAMConfig (i, ul1); + } + + mtdcr (memcfga, mem_sdtr1); + ul1 = mfdcr(memcfgd); + + printf ("Timing:\n -CAS latency %lu\n", ((ul1 & 0x1800000) >> 23)+1); + printf (" -Precharge %lu (PTA) \n", ((ul1 & 0xC0000) >> 18) + 1); + printf (" -R/W to Precharge %lu (CTP)\n", ((ul1 & 0x30000) >> 16) + 1); + printf (" -Leadoff %lu\n", ((ul1 & 0xC000) >> 14) + 1); + printf (" -CAS to RAS %lu\n", ((ul1 & 0x1C) >> 2) + 4); + printf (" -RAS to CAS %lu\n", ((ul1 & 0x3) + 1)); + puts ("Misc:\n"); + mtdcr (memcfga, mem_rtr); + ul1 = mfdcr(memcfgd); + printf (" -Refresh rate: %luns\n", (ul1 >> 16) * 7); + + mtdcr(memcfga,mem_pmit); + ul2=mfdcr(memcfgd); + + mtdcr(memcfga,mem_mcopt1); + ul1=mfdcr(memcfgd); + + if (ul1 & 0x20000000) + printf(" -Power Down after: %luns\n", + ((ul2 & 0xFFC00000) >> 22) * 7); + else + puts(" -Power Down disabled\n"); + + if (ul1 & 0x40000000) + printf(" -Self refresh feature active\n"); + else + puts(" -Self refresh disabled\n"); + + if (ul1 & 0x10000000) + puts(" -ECC enabled\n"); + else + puts(" -ECC disabled\n"); + + if (ul1 & 0x8000000) + puts(" -Using registered SDRAM\n"); + + if (!(ul1 & 0x6000000)) + puts(" -Using 32 bit data width\n"); + else + puts(" -Illegal data width!\n"); + + if (ul1 & 0x400000) + puts(" -ECC drivers inactive\n"); + else + puts(" -ECC drivers active\n"); + + if (ul1 & 0x200000) + puts(" -Memory lines always active outputs\n"); + else + puts(" -Memory lines only at write cycles active outputs\n"); + + mtdcr (memcfga, mem_status); + ul1 = mfdcr (memcfgd); + if (ul1 & 0x80000000) + puts(" -SDRAM Controller ready\n"); + else + puts(" -SDRAM Controller not ready\n"); + + if (ul1 & 0x4000000) + puts(" -SDRAM in self refresh mode!\n"); + + return (mems * 1024 * 1024); +#else + mtdcr (memcfga, mem_mb0cf); + ul1 = mfdcr (memcfgd); + mems = printSDRAMConfig (0, ul1); + + mtdcr (memcfga, mem_mb1cf); + ul1 = mfdcr (memcfgd); + mems += printSDRAMConfig (1, ul1); + + mtdcr (memcfga, mem_mb2cf); + ul1 = mfdcr(memcfgd); + mems += printSDRAMConfig (2, ul1); + + mtdcr (memcfga, mem_mb3cf); + ul1 = mfdcr(memcfgd); + mems += printSDRAMConfig (3, ul1); + + return (mems * 1024 * 1024); +#endif +} + +static void pci_solidcard3_fixup_irq (struct pci_controller *hose, pci_dev_t dev) +{ +/*-------------------------------------------------------------------------+ + | ,-. ,-. ,-. ,-. ,-. + | INTD# ----|B|-----|P|-. ,-|P|-. ,-| |-. ,-|G| + | |R| |C| \ / |C| \ / |E| \ / |r| + | INTC# ----|I|-----|1|-. `/---|1|-. `/---|t|-. `/---|a| + | |D| |0| \/ |0| \/ |h| \/ |f| + | INTB# ----|G|-----|4|-./`----|4|-./`----|e|-./`----|i| + | |E| |+| /\ |+| /\ |r| /\ |k| + | INTA# ----| |-----| |- `----| |- `----| |- `----| | + | `-' `-' `-' `-' `-' + | Slot 0 10 11 12 13 + | REQ# 0 1 2 * + | GNT# 0 1 2 * + +-------------------------------------------------------------------------*/ + unsigned char int_line = 0xff; + + switch (PCI_DEV(dev)) { + case 10: + int_line = 31; /* INT A */ + POST_OUT(0x42); + break; + + case 11: + int_line = 30; /* INT B */ + POST_OUT(0x43); + break; + + case 12: + int_line = 29; /* INT C */ + POST_OUT(0x44); + break; + + case 13: + int_line = 28; /* INT D */ + POST_OUT(0x45); + break; + } + pci_hose_write_config_byte(hose, dev, PCI_INTERRUPT_LINE, int_line); +} + +extern void pci_405gp_init(struct pci_controller *hose); +extern void pci_405gp_fixup_irq(struct pci_controller *hose, pci_dev_t dev); +extern void pci_405gp_setup_bridge(struct pci_controller *hose, pci_dev_t dev,struct pci_config_table *entry); +/* + * The following table is used when there is a special need to setup a PCI device. + * For every PCI device found in this table is called the given init function with given + * parameters. So never let all IDs at PCI_ANY_ID. In this case any found device gets the same + * parameters! + * +*/ +static struct pci_config_table pci_solidcard3_config_table[] = +{ +/* Host to PCI Bridge device (405GP) */ + { + vendor: 0x1014, + device: 0x0156, + class: PCI_CLASS_BRIDGE_HOST, + bus: 0, + dev: 0, + func: 0, + config_device: pci_405gp_setup_bridge + }, + { } +}; + +/*-------------------------------------------------------------------------+ + | pci_init_board (Called from pci_init() in drivers/pci.c) + | + | Init the PCI part of the SolidCard III + | + | Params: + * - Pointer to current PCI hose + * - Current Device + * + * Returns + * nothing + +-------------------------------------------------------------------------*/ + +void pci_init_board(void) +{ + POST_OUT(0x41); +/* + * we want the ptrs to RAM not flash (ie don't use init list) + */ + hose.fixup_irq = pci_solidcard3_fixup_irq; + hose.config_table = pci_solidcard3_config_table; + pci_405gp_init(&hose); +} diff --git a/board/sc3/sc3.h b/board/sc3/sc3.h new file mode 100644 index 0000000..cf920f9 --- /dev/null +++ b/board/sc3/sc3.h @@ -0,0 +1,117 @@ +/* + * (C) Copyright 2000 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +/** + * hcWriteWord - write a 16 bit value into the USB controller + * @base: base address to access the chip registers + * @value: 16 bit value to write into register @offset + * @offset: register to write the @value into + * + */ +static void inline hcWriteWord (unsigned long base, unsigned int value, + unsigned int offset) +{ + out_le16 ((volatile u16*)(base + 2), offset | 0x80); + out_le16 ((volatile u16*)base, value); +} + +/** + * hcWriteDWord - write a 32 bit value into the USB controller + * @base: base address to access the chip registers + * @value: 32 bit value to write into register @offset + * @offset: register to write the @value into + * + */ + +static void inline hcWriteDWord (unsigned long base, unsigned long value, + unsigned int offset) +{ + out_le16 ((volatile u16*)(base + 2), offset | 0x80); + out_le16 ((volatile u16*)base, value); + out_le16 ((volatile u16*)base, value >> 16); +} + +/** + * hcReadWord - read a 16 bit value from the USB controller + * @base: base address to access the chip registers + * @offset: register to read from + * + * Returns the readed register value + */ + +static unsigned int inline hcReadWord (unsigned long base, unsigned int offset) +{ + out_le16 ((volatile u16*)(base + 2), offset); + return (in_le16 ((volatile u16*)base)); +} + +/** + * hcReadDWord - read a 32 bit value from the USB controller + * @base: base address to access the chip registers + * @offset: register to read from + * + * Returns the readed register value + */ + +static unsigned long inline hcReadDWord (unsigned long base, unsigned int offset) +{ + unsigned long val, val16; + + out_le16 ((volatile u16*)(base + 2), offset); + val = in_le16((volatile u16*)base); + val16 = in_le16((volatile u16*)base); + return (val | (val16 << 16)); +} + +/* control and status registers isp1161 */ +#define HcRevision 0x00 +#define HcControl 0x01 +#define HcCommandStatus 0x02 +#define HcInterruptStatus 0x03 +#define HcInterruptEnable 0x04 +#define HcInterruptDisable 0x05 +#define HcFmInterval 0x0D +#define HcFmRemaining 0x0E +#define HcFmNumber 0x0F +#define HcLSThreshold 0x11 +#define HcRhDescriptorA 0x12 +#define HcRhDescriptorB 0x13 +#define HcRhStatus 0x14 +#define HcRhPortStatus1 0x15 +#define HcRhPortStatus2 0x16 + +#define HcHardwareConfiguration 0x20 +#define HcDMAConfiguration 0x21 +#define HcTransferCounter 0x22 +#define HcuPInterrupt 0x24 +#define HcuPInterruptEnable 0x25 +#define HcChipID 0x27 +#define HcScratch 0x28 +#define HcSoftwareReset 0x29 +#define HcITLBufferLength 0x2A +#define HcATLBufferLength 0x2B +#define HcBufferStatus 0x2C +#define HcReadBackITL0Length 0x2D +#define HcReadBackITL1Length 0x2E +#define HcITLBufferPort 0x40 +#define HcATLBufferPort 0x41 diff --git a/board/sc3/sc3nand.c b/board/sc3/sc3nand.c new file mode 100644 index 0000000..7daa877 --- /dev/null +++ b/board/sc3/sc3nand.c @@ -0,0 +1,94 @@ +/* + * (C) Copyright 2007 + * Heiko Schocher, DENX Software Engineering, hs@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include + +#if (CONFIG_COMMANDS & CFG_CMD_NAND) + +#include +#include + +#define readb(addr) *(volatile u_char *)(addr) +#define readl(addr) *(volatile u_long *)(addr) +#define writeb(d,addr) *(volatile u_char *)(addr) = (d) + +#define SC3_NAND_ALE 29 /* GPIO PIN 3 */ +#define SC3_NAND_CLE 30 /* GPIO PIN 2 */ +#define SC3_NAND_CE 27 /* GPIO PIN 5 */ + +static void *sc3_io_base; +static void *sc3_control_base = (void *)0xEF600700; + +static void sc3_nand_hwcontrol(struct mtd_info *mtd, int cmd) +{ + switch (cmd) { + case NAND_CTL_SETCLE: + set_bit (SC3_NAND_CLE, sc3_control_base); + break; + case NAND_CTL_CLRCLE: + clear_bit (SC3_NAND_CLE, sc3_control_base); + break; + + case NAND_CTL_SETALE: + set_bit (SC3_NAND_ALE, sc3_control_base); + break; + case NAND_CTL_CLRALE: + clear_bit (SC3_NAND_ALE, sc3_control_base); + break; + + case NAND_CTL_SETNCE: + set_bit (SC3_NAND_CE, sc3_control_base); + break; + case NAND_CTL_CLRNCE: + clear_bit (SC3_NAND_CE, sc3_control_base); + break; + } +} + +static int sc3_nand_dev_ready(struct mtd_info *mtd) +{ + if (!(readl(sc3_control_base + 0x1C) & 0x4000)) + return 0; + return 1; +} + +static void sc3_select_chip(struct mtd_info *mtd, int chip) +{ + clear_bit (SC3_NAND_CE, sc3_control_base); +} + +int board_nand_init(struct nand_chip *nand) +{ + nand->eccmode = NAND_ECC_SOFT; + + sc3_io_base = (void *) CFG_NAND_BASE; + /* Set address of NAND IO lines (Using Linear Data Access Region) */ + nand->IO_ADDR_R = (void __iomem *) sc3_io_base; + nand->IO_ADDR_W = (void __iomem *) sc3_io_base; + /* Reference hardware control function */ + nand->hwcontrol = sc3_nand_hwcontrol; + nand->dev_ready = sc3_nand_dev_ready; + nand->select_chip = sc3_select_chip; + return 0; +} +#endif diff --git a/board/sc3/u-boot.lds b/board/sc3/u-boot.lds new file mode 100644 index 0000000..dc255d2 --- /dev/null +++ b/board/sc3/u-boot.lds @@ -0,0 +1,150 @@ +/* + * (C) Copyright 2000 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +OUTPUT_ARCH(powerpc) +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 +{ + .resetvec 0xFFFFFFFC : + { + *(.resetvec) + } = 0xffff + + /* Read-only sections, merged into text segment: */ + . = + SIZEOF_HEADERS; + .interp : { *(.interp) } + .hash : { *(.hash) } + .dynsym : { *(.dynsym) } + .dynstr : { *(.dynstr) } + .rel.text : { *(.rel.text) } + .rela.text : { *(.rela.text) } + .rel.data : { *(.rel.data) } + .rela.data : { *(.rela.data) } + .rel.rodata : { *(.rel.rodata) } + .rela.rodata : { *(.rela.rodata) } + .rel.got : { *(.rel.got) } + .rela.got : { *(.rela.got) } + .rel.ctors : { *(.rel.ctors) } + .rela.ctors : { *(.rela.ctors) } + .rel.dtors : { *(.rel.dtors) } + .rela.dtors : { *(.rela.dtors) } + .rel.bss : { *(.rel.bss) } + .rela.bss : { *(.rela.bss) } + .rel.plt : { *(.rel.plt) } + .rela.plt : { *(.rela.plt) } + .init : { *(.init) } + .plt : { *(.plt) } + .text : + { + /* WARNING - the following is hand-optimized to fit within */ + /* the sector layout of our flash chips! XXX FIXME XXX */ + + cpu/ppc4xx/start.o (.text) + board/sc3/init.o (.text) + cpu/ppc4xx/kgdb.o (.text) + cpu/ppc4xx/traps.o (.text) + cpu/ppc4xx/interrupts.o (.text) + cpu/ppc4xx/serial.o (.text) + cpu/ppc4xx/cpu_init.o (.text) + cpu/ppc4xx/speed.o (.text) + common/dlmalloc.o (.text) + lib_generic/crc32.o (.text) + lib_ppc/extable.o (.text) + lib_generic/zlib.o (.text) + +/* . = env_offset;*/ +/* common/environment.o(.text)*/ + + *(.text) + *(.fixup) + *(.got1) + } + _etext = .; + PROVIDE (etext = .); + .rodata : + { + *(.rodata) + *(.rodata1) + *(.rodata.str1.4) + *(.eh_frame) + } + .fini : { *(.fini) } =0 + .ctors : { *(.ctors) } + .dtors : { *(.dtors) } + + /* Read-write section, merged into data segment: */ + . = (. + 0x00FF) & 0xFFFFFF00; + _erotext = .; + PROVIDE (erotext = .); + .reloc : + { + *(.got) + _GOT2_TABLE_ = .; + *(.got2) + _FIXUP_TABLE_ = .; + *(.fixup) + } + __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >>2; + __fixup_entries = (. - _FIXUP_TABLE_)>>2; + + .data : + { + *(.data) + *(.data1) + *(.sdata) + *(.sdata2) + *(.dynamic) + CONSTRUCTORS + } + _edata = .; + PROVIDE (edata = .); + + . = .; + __u_boot_cmd_start = .; + .u_boot_cmd : { *(.u_boot_cmd) } + __u_boot_cmd_end = .; + + __start___ex_table = .; + __ex_table : { *(__ex_table) } + __stop___ex_table = .; + + . = ALIGN(256); + __init_begin = .; + .text.init : { *(.text.init) } + .data.init : { *(.data.init) } + . = ALIGN(256); + __init_end = .; + + __bss_start = .; + .bss : + { + *(.sbss) *(.scommon) + *(.dynbss) + *(.bss) + *(COMMON) + } + _end = . ; + PROVIDE (end = .); +} diff --git a/board/solidcard3/Makefile b/board/solidcard3/Makefile deleted file mode 100644 index 1b0b15f..0000000 --- a/board/solidcard3/Makefile +++ /dev/null @@ -1,47 +0,0 @@ -# -# (C) Copyright 2000 -# Wolfgang Denk, DENX Software Engineering, wd@denx.de. -# -# See file CREDITS for list of people who contributed to this -# project. -# -# This program is free software; you can redistribute it and/or -# modify it under the terms of the GNU General Public License as -# published by the Free Software Foundation; either version 2 of -# the License, or (at your option) any later version. -# -# This program is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. -# -# You should have received a copy of the GNU General Public License -# along with this program; if not, write to the Free Software -# Foundation, Inc., 59 Temple Place, Suite 330, Boston, -# MA 02111-1307 USA -# - -include $(TOPDIR)/config.mk - -LIB = lib$(BOARD).a - -OBJS = $(BOARD).o sc3nand.o -SOBJS = init.o - -$(LIB): $(OBJS) $(SOBJS) - $(AR) crv $@ $^ - -clean: - rm -f $(SOBJS) $(OBJS) - -distclean: clean - rm -f $(LIB) core *.bak .depend - -######################################################################### - -.depend: Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c) - $(CC) -M $(CFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@ - -sinclude .depend - -######################################################################### diff --git a/board/solidcard3/config.mk b/board/solidcard3/config.mk deleted file mode 100644 index 1bdf5e4..0000000 --- a/board/solidcard3/config.mk +++ /dev/null @@ -1,24 +0,0 @@ -# -# (C) Copyright 2000 -# Wolfgang Denk, DENX Software Engineering, wd@denx.de. -# -# See file CREDITS for list of people who contributed to this -# project. -# -# This program is free software; you can redistribute it and/or -# modify it under the terms of the GNU General Public License as -# published by the Free Software Foundation; either version 2 of -# the License, or (at your option) any later version. -# -# This program is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. -# -# You should have received a copy of the GNU General Public License -# along with this program; if not, write to the Free Software -# Foundation, Inc., 59 Temple Place, Suite 330, Boston, -# MA 02111-1307 USA -# - -TEXT_BASE = 0xFFFC0000 diff --git a/board/solidcard3/init.S b/board/solidcard3/init.S deleted file mode 100644 index e7b3c83..0000000 --- a/board/solidcard3/init.S +++ /dev/null @@ -1,382 +0,0 @@ -/*------------------------------------------------------------------------------+ - * - * This souce code has been made available to you by EuroDesign - * (www.eurodsn.de). It's based on the original IBM source code, so - * this follows: - * - * This source code has been made available to you by IBM on an AS-IS - * basis. Anyone receiving this source is licensed under IBM - * copyrights to use it in any way he or she deems fit, including - * copying it, modifying it, compiling it, and redistributing it either - * with or without modifications. No license under IBM patents or - * patent applications is to be implied by the copyright license. - * - * Any user of this software should understand that IBM cannot provide - * technical support for this software and will not be responsible for - * any consequences resulting from the use of this software. - * - * Any person who transfers this source code or any derivative work - * must include the IBM copyright notice, this paragraph, and the - * preceding two paragraphs in the transferred software. - * - * COPYRIGHT I B M CORPORATION 1995 - * LICENSED MATERIAL - PROGRAM PROPERTY OF I B M - *------------------------------------------------------------------------------- */ - -#include -#include - -#define _LINUX_CONFIG_H 1 /* avoid reading Linux autoconf.h file */ - -#include -#include - -#include -#include - -/** - * ext_bus_cntlr_init - Initializes the External Bus Controller for the external peripherals - * - * IMPORTANT: For pass1 this code must run from cache since you can not - * reliably change a peripheral banks timing register (pbxap) while running - * code from that bank. For ex., since we are running from ROM on bank 0, we - * can NOT execute the code that modifies bank 0 timings from ROM, so - * we run it from cache. - * - * Bank 0 - Boot-Flash - * Bank 1 - NAND-Flash - * Bank 2 - ISA bus - * Bank 3 - Second Flash - * Bank 4 - USB controller - */ - .globl ext_bus_cntlr_init -ext_bus_cntlr_init: -/* - * We need the current boot up configuration to set correct - * timings into internal flash and external flash - */ - mfdcr r24,strap /* xxxx xxxx xxxx xxx? ?xxx xxxx xxxx xxxx - 0 0 -> 8 bit external ROM - 0 1 -> 16 bit internal ROM */ - addi r4,0,2 - srw r24,r24,r4 /* shift right r24 two positions */ - andi. r24,r24,0x06000 -/* - * All calculations are based on 33MHz EBC clock. - * - * First, create a "very slow" timing (~250ns) with burst mode enabled - * This is need for the external flash access - */ - lis r25,0x0800 - ori r25,r25,0x0280 /* 0000 1000 0xxx 0000 0000 0010 100x xxxx = 0x03800280 -/* - * Second, create a fast timing: - * 90ns first cycle - 3 clock access - * and 90ns burst cycle, plus 1 clock after the last access - * This is used for the internal access - */ - lis r26,0x8900 - ori r26,r26,0x0280 /* 1000 1001 0xxx 0000 0000 0010 100x xxxx -/* - * We can't change settings on CS# if we currently use them. - * -> load a few instructions into cache and run this code from cache - */ - mflr r4 /* save link register */ - bl ..getAddr -..getAddr: - mflr r3 /* get address of ..getAddr */ - mtlr r4 /* restore link register */ - addi r4,0,14 /* set ctr to 10; used to prefetch */ - mtctr r4 /* 10 cache lines to fit this function - in cache (gives us 8x10=80 instructions) */ -..ebcloop: - icbt r0,r3 /* prefetch cache line for addr in r3 */ - addi r3,r3,32 /* move to next cache line */ - bdnz ..ebcloop /* continue for 10 cache lines */ -/* - * Delay to ensure all accesses to ROM are complete before changing - * bank 0 timings. 200usec should be enough. - * 200,000,000 (cycles/sec) X .000200 (sec) = 0x9C40 cycles - */ - lis r3,0x0 - ori r3,r3,0xA000 /* ensure 200usec have passed since reset */ - mtctr r3 -..spinlp: - bdnz ..spinlp /* spin loop */ - -/*----------------------------------------------------------------------- - * Memory Bank 0 (BOOT-ROM) initialization - * 0xFFEF00000....0xFFFFFFF - * We only have to change the timing. Mapping is ok by boot-strapping - *----------------------------------------------------------------------- */ - - li r4,pb0ap /* PB0AP=Peripheral Bank 0 Access Parameters */ - mtdcr ebccfga,r4 - - mr r4,r26 /* assume internal fast flash is boot flash */ - cmpwi r24,0x2000 /* assumption true? ... */ - beq 1f /* ...yes! */ - mr r4,r25 /* ...no, use the slow variant */ - mr r25,r26 /* use this for the other flash */ -1: - mtdcr ebccfgd,r4 /* change timing now */ - - li r4,pb0cr /* PB0CR=Peripheral Bank 0 Control Register */ - mtdcr ebccfga,r4 - mfdcr r4,ebccfgd - lis r3,0x0001 - ori r3,r3,0x8000 /* allow reads and writes */ - or r4,r4,r3 - mtdcr ebccfgd,r4 - -/*----------------------------------------------------------------------- - * Memory Bank 3 (Second-Flash) initialization - * 0xF0000000...0xF01FFFFF -> 2MB - *----------------------------------------------------------------------- */ - - li r4,pb3ap /* Peripheral Bank 1 Access Parameter */ - mtdcr ebccfga,r4 - mtdcr ebccfgd,r2 /* change timing */ - - li r4,pb3cr /* Peripheral Bank 1 Configuration Registers */ - mtdcr ebccfga,r4 - - lis r4,0xF003 - ori r4,r4,0x8000 -/* - * Consider boot configuration - */ - xori r24,r24,0x2000 /* invert current bus width */ - or r4,r4,r24 - mtdcr ebccfgd,r4 - -/*----------------------------------------------------------------------- - * Memory Bank 1 (NAND-Flash) initialization - * 0x77D00000...0x77DFFFFF -> 1MB - * - the write/read pulse to the NAND can be as short as 25ns, bus the cycle time is always 50ns - * - the setup time is 0ns - * - the hold time is 15ns - * -> - * - TWT = 0 - * - CSN = 0 - * - OEN = 0 - * - WBN = 0 - * - WBF = 0 - * - TH = 1 - * ----> 2 clocks per cycle = 60ns cycle (30ns active, 30ns hold) - *----------------------------------------------------------------------- */ - - li r4,pb1ap /* Peripheral Bank 1 Access Parameter */ - mtdcr ebccfga,r4 - - lis r4,0x0000 - ori r4,r4,0x0200 - mtdcr ebccfgd,r4 - - li r4,pb1cr /* Peripheral Bank 1 Configuration Registers */ - mtdcr ebccfga,r4 - - lis r4,0x77D1 - ori r4,r4,0x8000 - mtdcr ebccfgd,r4 - - -/* USB init (without acceleration) */ -#ifndef CONFIG_ISP1161_PRESENT - li r4,pb4ap /* PB4AP=Peripheral Bank 4 Access Parameters */ - mtdcr ebccfga,r4 - lis r4,0x0180 - ori r4,r4,0x5940 - mtdcr ebccfgd,r4 -#endif - -/*----------------------------------------------------------------------- - * Memory Bank 2 (ISA Access) initialization (plus memory bank 6 and 7) - * 0x78000000...0x7BFFFFFF -> 64 MB - * Wir arbeiten bei 33 MHz -> 30ns - *----------------------------------------------------------------------- - - A7 (ppc notation) or A24 (standard notation) decides about - the type of access: - A7/A24=0 -> memory cycle - A7/ /A24=1 -> I/O cycle -*/ - li r4,pb2ap /* PB2AP=Peripheral Bank 2 Access Parameters */ - mtdcr ebccfga,r4 -/* - We emulate an ISA access - - 1. Address active - 2. wait 0 EBC clocks -> CSN=0 - 3. set CS# - 4. wait 0 EBC clock -> OEN/WBN=0 - 5. set OE#/WE# - 6. wait 4 clocks (ca. 90ns) and for Ready signal - 7. hold for 4 clocks -> TH=4 -*/ - -#if 1 -/* faster access to isa-bus */ - lis r4,0x0180 - ori r4,r4,0x5940 -#else - lis r4,0x0100 - ori r4,r4,0x0340 -#endif - mtdcr ebccfgd,r4 - -#ifdef IDE_USES_ISA_EMULATION - li r25,pb5ap /* PB5AP=Peripheral Bank 5 Access Parameters */ - mtdcr ebccfga,r25 - mtdcr ebccfgd,r4 -#endif - - li r25,pb6ap /* PB6AP=Peripheral Bank 6 Access Parameters */ - mtdcr ebccfga,r25 - mtdcr ebccfgd,r4 - li r25,pb7ap /* PB7AP=Peripheral Bank 7 Access Parameters */ - mtdcr ebccfga,r25 - mtdcr ebccfgd,r4 - - li r25,pb2cr /* PB2CR=Peripheral Bank 2 Configuration Register */ - mtdcr ebccfga,r25 - - lis r4,0x780B - ori r4,r4,0xA000 - mtdcr ebccfgd,r4 -/* - * the other areas are only 1MiB in size - */ - lis r4,0x7401 - ori r4,r4,0xA000 - - li r25,pb6cr /* PB6CR=Peripheral Bank 6 Configuration Register */ - mtdcr ebccfga,r25 - lis r4,0x7401 - ori r4,r4,0xA000 - mtdcr ebccfgd,r4 - - li r25,pb7cr /* PB7CR=Peripheral Bank 7 Configuration Register */ - mtdcr ebccfga,r25 - lis r4,0x7411 - ori r4,r4,0xA000 - mtdcr ebccfgd,r4 - -#ifndef CONFIG_ISP1161_PRESENT - li r25,pb4cr /* PB4CR=Peripheral Bank 4 Configuration Register */ - mtdcr ebccfga,r25 - lis r4,0x7421 - ori r4,r4,0xA000 - mtdcr ebccfgd,r4 -#endif -#ifdef IDE_USES_ISA_EMULATION - li r25,pb5cr /* PB5CR=Peripheral Bank 5 Configuration Register */ - mtdcr ebccfga,r25 - lis r4,0x0000 - ori r4,r4,0x0000 - mtdcr ebccfgd,r4 -#endif - -/*----------------------------------------------------------------------- - * Memory bank 4: USB controller Philips ISP6111 - * 0x77C00000 ... 0x77CFFFFF - * - * The chip is connected to: - * - CPU CS#4 - * - CPU IRQ#2 - * - CPU DMA 3 - * - * Timing: - * - command to first data: 300ns. Software must ensure this timing! - * - Write pulse: 26ns - * - Read pulse: 33ns - * - read cycle time: 150ns - * - write cycle time: 140ns - * - * Note: All calculations are based on 33MHz EBC clock. One '#' or '_' is 30ns - * - * |- 300ns --| - * |---- 420ns ---|---- 420ns ---| cycle - * CS ############:###____#######:###____####### - * OE ############:####___#######:####___####### - * WE ############:####__########:####__######## - * - * ----> 2 clocks RD/WR pulses: 60ns - * ----> CSN: 3 clock, 90ns - * ----> OEN: 1 clocks (read cycle) - * ----> WBN: 1 clocks (write cycle) - * ----> WBE: 2 clocks - * ----> TH: 7 clock, 210ns - * ----> TWT: 7 clocks - *----------------------------------------------------------------------- */ - -#ifdef CONFIG_ISP1161_PRESENT - - li r4,pb4ap /* PB4AP=Peripheral Bank 4 Access Parameters */ - mtdcr ebccfga,r4 - - lis r4,0x030D - ori r4,r4,0x5E80 - mtdcr ebccfgd,r4 - - li r4,pb4cr /* PB2CR=Peripheral Bank 4 Configuration Register */ - mtdcr ebccfga,r4 - - lis r4,0x77C1 - ori r4,r4,0xA000 - mtdcr ebccfgd,r4 - -#endif - -#ifndef IDE_USES_ISA_EMULATION - -/*----------------------------------------------------------------------- - * Memory Bank 5 used for IDE access - * - * Timings for IDE Interface - * - * SETUP / LENGTH / HOLD - cycles valid for 33.3 MHz clk -> 30ns cycle time - * 70 165 30 PIO-Mode 0, [ns] - * 3 6 1 [Cycles] ----> AP=0x040C0200 - * 50 125 20 PIO-Mode 1, [ns] - * 2 5 1 [Cycles] ----> AP=0x03080200 - * 30 100 15 PIO-Mode 2, [ns] - * 1 4 1 [Cycles] ----> AP=0x02040200 - * 30 80 10 PIO-Mode 3, [ns] - * 1 3 1 [Cycles] ----> AP=0x01840200 - * 25 70 10 PIO-Mode 4, [ns] - * 1 3 1 [Cycles] ----> AP=0x01840200 - * - *----------------------------------------------------------------------- */ - - li r4,pb5ap - mtdcr ebccfga,r4 - lis r4,0x040C - ori r4,r4,0x0200 - mtdcr ebccfgd,r4 - - li r4,pb5cr /* PB2CR=Peripheral Bank 2 Configuration Register */ - mtdcr ebccfga,r4 - - lis r4,0x7A01 - ori r4,r4,0xA000 - mtdcr ebccfgd,r4 -#endif -/* - * External Peripheral Control Register - */ - li r4,epcr - mtdcr ebccfga,r4 - - lis r4,0xB84E - ori r4,r4,0xF000 - mtdcr ebccfgd,r4 -/* - * drive POST code - */ - lis r4,0x7900 - ori r4,r4,0x0080 - li r3,0x0001 - stb r3,0(r4) /* 01 -> external bus controller is initialized */ - nop /* pass2 DCR errata #8 */ - blr diff --git a/board/solidcard3/sc3nand.c b/board/solidcard3/sc3nand.c deleted file mode 100644 index 7daa877..0000000 --- a/board/solidcard3/sc3nand.c +++ /dev/null @@ -1,94 +0,0 @@ -/* - * (C) Copyright 2007 - * Heiko Schocher, DENX Software Engineering, hs@denx.de. - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include - -#if (CONFIG_COMMANDS & CFG_CMD_NAND) - -#include -#include - -#define readb(addr) *(volatile u_char *)(addr) -#define readl(addr) *(volatile u_long *)(addr) -#define writeb(d,addr) *(volatile u_char *)(addr) = (d) - -#define SC3_NAND_ALE 29 /* GPIO PIN 3 */ -#define SC3_NAND_CLE 30 /* GPIO PIN 2 */ -#define SC3_NAND_CE 27 /* GPIO PIN 5 */ - -static void *sc3_io_base; -static void *sc3_control_base = (void *)0xEF600700; - -static void sc3_nand_hwcontrol(struct mtd_info *mtd, int cmd) -{ - switch (cmd) { - case NAND_CTL_SETCLE: - set_bit (SC3_NAND_CLE, sc3_control_base); - break; - case NAND_CTL_CLRCLE: - clear_bit (SC3_NAND_CLE, sc3_control_base); - break; - - case NAND_CTL_SETALE: - set_bit (SC3_NAND_ALE, sc3_control_base); - break; - case NAND_CTL_CLRALE: - clear_bit (SC3_NAND_ALE, sc3_control_base); - break; - - case NAND_CTL_SETNCE: - set_bit (SC3_NAND_CE, sc3_control_base); - break; - case NAND_CTL_CLRNCE: - clear_bit (SC3_NAND_CE, sc3_control_base); - break; - } -} - -static int sc3_nand_dev_ready(struct mtd_info *mtd) -{ - if (!(readl(sc3_control_base + 0x1C) & 0x4000)) - return 0; - return 1; -} - -static void sc3_select_chip(struct mtd_info *mtd, int chip) -{ - clear_bit (SC3_NAND_CE, sc3_control_base); -} - -int board_nand_init(struct nand_chip *nand) -{ - nand->eccmode = NAND_ECC_SOFT; - - sc3_io_base = (void *) CFG_NAND_BASE; - /* Set address of NAND IO lines (Using Linear Data Access Region) */ - nand->IO_ADDR_R = (void __iomem *) sc3_io_base; - nand->IO_ADDR_W = (void __iomem *) sc3_io_base; - /* Reference hardware control function */ - nand->hwcontrol = sc3_nand_hwcontrol; - nand->dev_ready = sc3_nand_dev_ready; - nand->select_chip = sc3_select_chip; - return 0; -} -#endif diff --git a/board/solidcard3/solidcard3.c b/board/solidcard3/solidcard3.c deleted file mode 100644 index 21cc031..0000000 --- a/board/solidcard3/solidcard3.c +++ /dev/null @@ -1,779 +0,0 @@ -/* - * (C) Copyright 2007 - * Heiko Schocher, DENX Software Engineering, . - * - * (C) Copyright 2003 - * Juergen Beisert, EuroDesign embedded technologies, info@eurodsn.de - * Derived from walnut.c - * - * (C) Copyright 2000 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - * - * $Log:$ - */ - -#include -#include -#include -#include "solidcard3.h" -#include -#include -#include - -#undef writel -#undef writeb -#define writeb(b,addr) ((*(volatile u8 *) (addr)) = (b)) -#define writel(b,addr) ((*(volatile u32 *) (addr)) = (b)) - -/* write only register to configure things in our CPLD */ -#define CPLD_CONTROL_1 0x79000102 -#define CPLD_VERSION 0x79000103 - -#define IS_CAMERON ((*(unsigned char *)(CPLD_VERSION)== 0x32) ? 1 : 0) - -static struct pci_controller hose={0,}; - -/************************************************************ - * Standard definition - ************************************************************/ - -/* CPC0_CR0 Function ISA bus - - GPIO0 - - GPIO1 -> Output: NAND-Command Latch Enable - - GPIO2 -> Output: NAND Address Latch Enable - - GPIO3 -> IRQ input ISA-IRQ #5 (through CPLD) - - GPIO4 -> Output: NAND-Chip Enable - - GPIO5 -> IRQ input ISA-IRQ#7 (through CPLD) - - GPIO6 -> IRQ input ISA-IRQ#9 (through CPLD) - - GPIO7 -> IRQ input ISA-IRQ#10 (through CPLD) - - GPIO8 -> IRQ input ISA-IRQ#11 (through CPLD) - - GPIO9 -> IRQ input ISA-IRQ#12 (through CPLD) - - GPIO10/CS1# -> CS1# NAND ISA-CS#0 - - GPIO11/CS2# -> CS2# ISA emulation ISA-CS#1 - - GPIO12/CS3# -> CS3# 2nd Flash-Bank ISA-CS#2 or ISA-CS#7 - - GPIO13/CS4# -> CS4# USB HC or ISA emulation ISA-CS#3 - - GPIO14/CS5# -> CS5# Boosted IDE access ISA-CS#4 - - GPIO15/CS6# -> CS6# ISA emulation ISA-CS#5 - - GPIO16/CS7# -> CS7# ISA emulation ISA-CS#6 - - GPIO17/IRQ0 -> GPIO, in, NAND-Ready/Busy# line ISA-IRQ#3 - - GPIO18/IRQ1 -> IRQ input ISA-IRQ#14 - - GPIO19/IRQ2 -> IRQ input or USB ISA-IRQ#4 - - GPIO20/IRQ3 -> IRQ input PCI-IRQ#D - - GPIO21/IRQ4 -> IRQ input PCI-IRQ#C - - GPIO22/IRQ5 -> IRQ input PCI-IRQ#B - - GPIO23/IRQ6 -> IRQ input PCI-IRQ#A - - GPIO24 -> if GPIO output: 0=JTAG CPLD activ, 1=JTAG CPLD inactiv -*/ -/* -| CPLD register: io-space at offset 0x102 (write only) -| 0 -| 1 -| 2 0=CS#4 USB CS#, 1=ISA or GP bus -| 3 -| 4 -| 5 -| 6 1=enable faster IDE access -| 7 -*/ -#define USB_CHIP_ENABLE 0x04 -#define IDE_BOOSTING 0x40 - -/* --------------- USB stuff ------------------------------------- */ -#ifdef CONFIG_ISP1161_PRESENT -/** - * initUsbHost- Initialize the Philips isp1161 HC part if present - * @cpldConfig: Pointer to value in write only CPLD register - * - * Initialize the USB host controller if present and fills the - * scratch register to inform the driver about used resources - */ - -static void initUsbHost (unsigned char *cpldConfig) -{ - int i; - unsigned long usbBase; - /* - * Read back where init.S has located the USB chip - */ - mtdcr (0x012, 0x04); - usbBase = mfdcr (0x013); - if (!(usbBase & 0x18000)) /* enabled? */ - return; - usbBase &= 0xFFF00000; - - /* - * to test for the USB controller enable using of CS#4 and DMA 3 for USB access - */ - writeb (*cpldConfig | USB_CHIP_ENABLE,CPLD_CONTROL_1); - - /* - * first check: is the controller assembled? - */ - hcWriteWord (usbBase, 0x5555, HcScratch); - if (hcReadWord (usbBase, HcScratch) == 0x5555) { - hcWriteWord (usbBase, 0xAAAA, HcScratch); - if (hcReadWord (usbBase, HcScratch) == 0xAAAA) { - if ((hcReadWord (usbBase, HcChipID) & 0xFF00) != 0x6100) - return; /* this is not our controller */ - /* - * try a software reset. This needs up to 10 seconds (see datasheet) - */ - hcWriteDWord (usbBase, 0x00000001, HcCommandStatus); - for (i = 1000; i > 0; i--) { /* loop up to 10 seconds */ - udelay (10); - if (!(hcReadDWord (usbBase, HcCommandStatus) & 0x01)) - break; - } - - if (!i) - return; /* the controller doesn't responding. Broken? */ - /* - * OK. USB controller is ready. Initialize it in such way the later driver - * can us it (without any knowing about specific implementation) - */ - hcWriteDWord (usbBase, 0x00000000, HcControl); - /* - * disable all interrupt sources. Because we - * don't know where we come from (hard reset, cold start, soft reset...) - */ - hcWriteDWord (usbBase, 0x8000007D, HcInterruptDisable); - /* - * our current setup hardware configuration - * - every port power supply can switched indepently - * - every port can signal overcurrent - * - every port is "outside" and the devices are removeable - */ - hcWriteDWord (usbBase, 0x32000902, HcRhDescriptorA); - hcWriteDWord (usbBase, 0x00060000, HcRhDescriptorB); - /* - * don't forget to switch off power supply of each port - * The later running driver can reenable them to find and use - * the (maybe) connected devices. - * - */ - hcWriteDWord (usbBase, 0x00000200, HcRhPortStatus1); - hcWriteDWord (usbBase, 0x00000200, HcRhPortStatus2); - hcWriteWord (usbBase, 0x0428, HcHardwareConfiguration); - hcWriteWord (usbBase, 0x0040, HcDMAConfiguration); - hcWriteWord (usbBase, 0x0000, HcuPInterruptEnable); - hcWriteWord (usbBase, 0xA000 | (0x03 << 8) | 27, HcScratch); - /* - * controller is present and usable - */ - *cpldConfig |= USB_CHIP_ENABLE; - } - } -} -#endif - -#if defined(CONFIG_START_IDE) -int board_start_ide(void) -{ - if (IS_CAMERON) { - puts ("no IDE on cameron board.\n"); - return 0; - } - return 1; -} -#endif - -static int sc3_cameron_init (void) -{ - /* Set up the Memory Controller for the CAMERON version */ - mtebc (pb4ap, 0x01805940); - mtebc (pb4cr, 0x7401a000); - mtebc (pb5ap, 0x01805940); - mtebc (pb5cr, 0x7401a000); - mtebc (pb6ap, 0x0); - mtebc (pb6cr, 0x0); - mtebc (pb7ap, 0x0); - mtebc (pb7cr, 0x0); - return 0; -} - -void sc3_read_eeprom (void) -{ - uchar i2c_buffer[18]; - - i2c_read (0x50, 0x03, 1, i2c_buffer, 9); - i2c_buffer[9] = 0; - setenv ("serial#", (char *)i2c_buffer); - - /* read mac-address from eeprom */ - i2c_read (0x50, 0x11, 1, i2c_buffer, 15); - i2c_buffer[17] = 0; - i2c_buffer[16] = i2c_buffer[14]; - i2c_buffer[15] = i2c_buffer[13]; - i2c_buffer[14] = ':'; - i2c_buffer[13] = i2c_buffer[12]; - i2c_buffer[12] = i2c_buffer[11]; - i2c_buffer[11] = ':'; - i2c_buffer[8] = ':'; - i2c_buffer[5] = ':'; - i2c_buffer[2] = ':'; - setenv ("ethaddr", (char *)i2c_buffer); -} - -int board_early_init_f (void) -{ - /* write only register to configure things in our CPLD */ - unsigned char cpldConfig_1=0x00; - -/*-------------------------------------------------------------------------+ -| Interrupt controller setup for the SolidCard III CPU card (plus Evaluation board). -| -| Note: IRQ 0 UART 0, active high; level sensitive -| IRQ 1 UART 1, active high; level sensitive -| IRQ 2 IIC, active high; level sensitive -| IRQ 3 Ext. master, rising edge, edge sensitive -| IRQ 4 PCI, active high; level sensitive -| IRQ 5 DMA Channel 0, active high; level sensitive -| IRQ 6 DMA Channel 1, active high; level sensitive -| IRQ 7 DMA Channel 2, active high; level sensitive -| IRQ 8 DMA Channel 3, active high; level sensitive -| IRQ 9 Ethernet Wakeup, active high; level sensitive -| IRQ 10 MAL System Error (SERR), active high; level sensitive -| IRQ 11 MAL Tx End of Buffer, active high; level sensitive -| IRQ 12 MAL Rx End of Buffer, active high; level sensitive -| IRQ 13 MAL Tx Descriptor Error, active high; level sensitive -| IRQ 14 MAL Rx Descriptor Error, active high; level sensitive -| IRQ 15 Ethernet, active high; level sensitive -| IRQ 16 External PCI SERR, active high; level sensitive -| IRQ 17 ECC Correctable Error, active high; level sensitive -| IRQ 18 PCI Power Management, active high; level sensitive -| -| IRQ 19 (EXT IRQ7 405GPr only) -| IRQ 20 (EXT IRQ8 405GPr only) -| IRQ 21 (EXT IRQ9 405GPr only) -| IRQ 22 (EXT IRQ10 405GPr only) -| IRQ 23 (EXT IRQ11 405GPr only) -| IRQ 24 (EXT IRQ12 405GPr only) -| -| IRQ 25 (EXT IRQ 0) NAND-Flash R/B# (raising edge means flash is ready) -| IRQ 26 (EXT IRQ 1) IDE0 interrupt (x86 = IRQ14). Active high (edge sensitive) -| IRQ 27 (EXT IRQ 2) USB controller -| IRQ 28 (EXT IRQ 3) INT D, VGA; active low; level sensitive -| IRQ 29 (EXT IRQ 4) INT C, Ethernet; active low; level sensitive -| IRQ 30 (EXT IRQ 5) INT B, PC104+ SLOT; active low; level sensitive -| IRQ 31 (EXT IRQ 6) INT A, PC104+ SLOT; active low; level sensitive -| -| Direct Memory Access Controller Signal Polarities -| DRQ0 active high (like ISA) -| ACK0 active low (like ISA) -| EOT0 active high (like ISA) -| DRQ1 active high (like ISA) -| ACK1 active low (like ISA) -| EOT1 active high (like ISA) -| DRQ2 active high (like ISA) -| ACK2 active low (like ISA) -| EOT2 active high (like ISA) -| DRQ3 active high (like ISA) -| ACK3 active low (like ISA) -| EOT3 active high (like ISA) -| -+-------------------------------------------------------------------------*/ - - writeb (cpldConfig_1, CPLD_CONTROL_1); /* disable everything in CPLD */ - - mtdcr (uicsr, 0xFFFFFFFF); /* clear all ints */ - mtdcr (uicer, 0x00000000); /* disable all ints */ - mtdcr (uiccr, 0x00000000); /* set all to be non-critical */ - - if (IS_CAMERON) { - sc3_cameron_init(); - mtdcr (0x0B6, 0x18000000); - mtdcr (uicpr, 0xFFFFFFF0); - mtdcr (uictr, 0x10001030); - } else { - mtdcr (0x0B6, 0x0000000); - mtdcr (uicpr, 0xFFFFFFE0); - mtdcr (uictr, 0x10000020); - } - mtdcr (uicvcr, 0x00000001); /* set vect base=0,INT0 highest priority */ - mtdcr (uicsr, 0xFFFFFFFF); /* clear all ints */ - - /* setup other implementation specific details */ - mtdcr (ecr, 0x60606000); - - mtdcr (cntrl1, 0x000042C0); - - if (IS_CAMERON) { - mtdcr (cntrl0, 0x01380000); - /* Setup the GPIOs */ - writel (0x08008000, 0xEF600700); /* Output states */ - writel (0x00000000, 0xEF600718); /* Open Drain control */ - writel (0x68098000, 0xEF600704); /* Output control */ - } else { - mtdcr (cntrl0,0x00080000); - /* Setup the GPIOs */ - writel (0x08000000, 0xEF600700); /* Output states */ - writel (0x14000000, 0xEF600718); /* Open Drain control */ - writel (0x7C000000, 0xEF600704); /* Output control */ - } - - /* Code decompression disabled */ - mtdcr (kiar, kconf); - mtdcr (kidr, 0x2B); - - /* CPC0_ER: enable sleep mode of (currently) unused components */ - /* CPC0_FR: force unused components into sleep mode */ - mtdcr (cpmer, 0x3F800000); - mtdcr (cpmfr, 0x14000000); - - /* set PLB priority */ - mtdcr (0x87, 0x08000000); - - /* --------------- DMA stuff ------------------------------------- */ - mtdcr (0x126, 0x49200000); - -#ifndef IDE_USES_ISA_EMULATION - cpldConfig_1 |= IDE_BOOSTING; /* enable faster IDE */ - /* cpldConfig |= 0x01; */ /* enable 8.33MHz output, if *not* present on your baseboard */ - writeb (cpldConfig_1, CPLD_CONTROL_1); -#endif - -#ifdef CONFIG_ISP1161_PRESENT - initUsbHost (&cpldConfig_1); - writeb (cpldConfig_1, CPLD_CONTROL_1); -#endif - return(0); -} - -int misc_init_r (void) -{ - char *s1; - int i, xilinx_val; - volatile char *xilinx_adr; - xilinx_adr = (char *)0x79000102; - - *xilinx_adr = 0x00; - -/* customer settings ***************************************** */ -/* - s1 = getenv ("function"); - if (s1) { - if (!strcmp (s1, "Rosho")) { - printf ("function 'Rosho' activated\n"); - *xilinx_adr = 0x40; - } - else { - printf (">>>>>>>>>> function %s not recognized\n",s1); - } - } -*/ - -/* individual settings ***************************************** */ - if ((s1 = getenv ("xilinx"))) { - i=0; - xilinx_val = 0; - while (i < 3 && s1[i]) { - if (s1[i] >= '0' && s1[i] <= '9') - xilinx_val = (xilinx_val << 4) + s1[i] - '0'; - else - if (s1[i] >= 'A' && s1[i] <= 'F') - xilinx_val = (xilinx_val << 4) + s1[i] - 'A' + 10; - else - if (s1[i] >= 'a' && s1[i] <= 'f') - xilinx_val = (xilinx_val << 4) + s1[i] - 'a' + 10; - else { - xilinx_val = -1; - break; - } - i++; - } - if (xilinx_val >= 0 && xilinx_val <=255 && i < 3) { - printf ("Xilinx: set to %s\n", s1); - *xilinx_adr = (unsigned char) xilinx_val; - } else - printf ("Xilinx: rejected value %s\n", s1); - } - return 0; -} - -/* ------------------------------------------------------------------------- - * printCSConfig - * - * Print some informations about chips select configurations - * Only used while debugging. - * - * Params: - * - No. of CS pin - * - AP of this CS - * - CR of this CS - * - * Returns - * nothing - ------------------------------------------------------------------------- */ - -#ifdef SC3_DEBUGOUT -static void printCSConfig(int reg,unsigned long ap,unsigned long cr) -{ - const char *bsize[4] = {"8","16","32","?"}; - const unsigned char banks[8] = {1, 2, 4, 8, 16, 32, 64, 128}; - const char *bankaccess[4] = {"disabled", "RO", "WO", "RW"}; - -#define CYCLE 30 /* time of one clock (based on 33MHz) */ - - printf("\nCS#%d",reg); - if (!(cr & 0x00018000)) - puts(" unused"); - else { - if (((cr&0xFFF00000U) & ((banks[(cr & 0x000E0000) >> 17]-1) << 20))) - puts(" Address is not multiple of bank size!"); - - printf("\n -%s bit device", - bsize[(cr & 0x00006000) >> 13]); - printf(" at 0x%08lX", cr & 0xFFF00000U); - printf(" size: %u MB", banks[(cr & 0x000E0000) >> 17]); - printf(" rights: %s", bankaccess[(cr & 0x00018000) >> 15]); - if (ap & 0x80000000) { - printf("\n -Burst device (%luns/%luns)", - (((ap & 0x7C000000) >> 26) + 1) * CYCLE, - (((ap & 0x03800000) >> 23) + 1) * CYCLE); - } else { - printf("\n -Non burst device, active cycle %luns", - (((ap & 0x7F800000) >> 23) + 1) * CYCLE); - printf("\n -Address setup %luns", - ((ap & 0xC0000) >> 18) * CYCLE); - printf("\n -CS active to RD %luns/WR %luns", - ((ap & 0x30000) >> 16) * CYCLE, - ((ap & 0xC000) >> 14) * CYCLE); - printf("\n -WR to CS inactive %luns", - ((ap & 0x3000) >> 12) * CYCLE); - printf("\n -Hold after access %luns", - ((ap & 0xE00) >> 9) * CYCLE); - printf("\n -Ready is %sabled", - ap & 0x100 ? "en" : "dis"); - } - } -} -#endif - -#ifdef SC3_DEBUGOUT - -static unsigned int ap[] = {pb0ap, pb1ap, pb2ap, pb3ap, pb4ap, - pb5ap, pb6ap, pb7ap}; -static unsigned int cr[] = {pb0cr, pb1cr, pb2cr, pb3cr, pb4cr, - pb5cr, pb6cr, pb7cr}; - -static int show_reg (int nr) -{ - unsigned long ul1, ul2; - - mtdcr (ebccfga, ap[nr]); - ul1 = mfdcr (ebccfgd); - mtdcr (ebccfga, cr[nr]); - ul2 = mfdcr(ebccfgd); - printCSConfig(nr, ul1, ul2); - return 0; -} -#endif - -int checkboard (void) -{ -#ifdef SC3_DEBUGOUT - unsigned long ul1; - int i; - - for (i = 0; i < 8; i++) { - show_reg (i); - } - - mtdcr (ebccfga, epcr); - ul1 = mfdcr (ebccfgd); - - puts ("\nGeneral configuration:\n"); - - if (ul1 & 0x80000000) - printf(" -External Bus is always driven\n"); - - if (ul1 & 0x400000) - printf(" -CS signals are always driven\n"); - - if (ul1 & 0x20000) - printf(" -PowerDown after %lu clocks\n", - (ul1 & 0x1F000) >> 7); - - switch (ul1 & 0xC0000) - { - case 0xC0000: - printf(" -No external master present\n"); - break; - case 0x00000: - printf(" -8 bit external master present\n"); - break; - case 0x40000: - printf(" -16 bit external master present\n"); - break; - case 0x80000: - printf(" -32 bit external master present\n"); - break; - } - - switch (ul1 & 0x300000) - { - case 0x300000: - printf(" -Prefetch: Illegal setting!\n"); - break; - case 0x000000: - printf(" -1 doubleword prefetch\n"); - break; - case 0x100000: - printf(" -2 doublewords prefetch\n"); - break; - case 0x200000: - printf(" -4 doublewords prefetch\n"); - break; - } - putc ('\n'); -#endif - printf("Board: SolidCard III %s %s version.\n", - (IS_CAMERON ? "Cameron" : "Eurodesign"), CONFIG_SC3_VERSION); - return 0; -} - -static int printSDRAMConfig(char reg, unsigned long cr) -{ - const int bisize[8]={4, 8, 16, 32, 64, 128, 256, 0}; -#ifdef SC3_DEBUGOUT - const char *basize[8]= - {"4", "8", "16", "32", "64", "128", "256", "Reserved"}; - - printf("SDRAM bank %d",reg); - - if (!(cr & 0x01)) - puts(" disabled\n"); - else { - printf(" at 0x%08lX, size %s MB",cr & 0xFFC00000,basize[(cr&0xE0000)>>17]); - printf(" mode %lu\n",((cr & 0xE000)>>13)+1); - } -#endif - - if (cr & 0x01) - return(bisize[(cr & 0xE0000) >> 17]); - - return 0; -} - -#ifdef SC3_DEBUGOUT -static unsigned int mbcf[] = {mem_mb0cf, mem_mb1cf, mem_mb2cf, mem_mb3cf}; -#endif - -long int initdram (int board_type) -{ - unsigned int mems=0; - unsigned long ul1; - -#ifdef SC3_DEBUGOUT - unsigned long ul2; - int i; - - puts("\nSDRAM configuration:\n"); - - mtdcr (memcfga, mem_mcopt1); - ul1 = mfdcr(memcfgd); - - if (!(ul1 & 0x80000000)) { - puts(" Controller disabled\n"); - return 0; - } - for (i = 0; i < 4; i++) { - mtdcr (memcfga, mbcf[i]); - ul1 = mfdcr (memcfgd); - mems += printSDRAMConfig (i, ul1); - } - - mtdcr (memcfga, mem_sdtr1); - ul1 = mfdcr(memcfgd); - - printf ("Timing:\n -CAS latency %lu\n", ((ul1 & 0x1800000) >> 23)+1); - printf (" -Precharge %lu (PTA) \n", ((ul1 & 0xC0000) >> 18) + 1); - printf (" -R/W to Precharge %lu (CTP)\n", ((ul1 & 0x30000) >> 16) + 1); - printf (" -Leadoff %lu\n", ((ul1 & 0xC000) >> 14) + 1); - printf (" -CAS to RAS %lu\n", ((ul1 & 0x1C) >> 2) + 4); - printf (" -RAS to CAS %lu\n", ((ul1 & 0x3) + 1)); - puts ("Misc:\n"); - mtdcr (memcfga, mem_rtr); - ul1 = mfdcr(memcfgd); - printf (" -Refresh rate: %luns\n", (ul1 >> 16) * 7); - - mtdcr(memcfga,mem_pmit); - ul2=mfdcr(memcfgd); - - mtdcr(memcfga,mem_mcopt1); - ul1=mfdcr(memcfgd); - - if (ul1 & 0x20000000) - printf(" -Power Down after: %luns\n", - ((ul2 & 0xFFC00000) >> 22) * 7); - else - puts(" -Power Down disabled\n"); - - if (ul1 & 0x40000000) - printf(" -Self refresh feature active\n"); - else - puts(" -Self refresh disabled\n"); - - if (ul1 & 0x10000000) - puts(" -ECC enabled\n"); - else - puts(" -ECC disabled\n"); - - if (ul1 & 0x8000000) - puts(" -Using registered SDRAM\n"); - - if (!(ul1 & 0x6000000)) - puts(" -Using 32 bit data width\n"); - else - puts(" -Illegal data width!\n"); - - if (ul1 & 0x400000) - puts(" -ECC drivers inactive\n"); - else - puts(" -ECC drivers active\n"); - - if (ul1 & 0x200000) - puts(" -Memory lines always active outputs\n"); - else - puts(" -Memory lines only at write cycles active outputs\n"); - - mtdcr (memcfga, mem_status); - ul1 = mfdcr (memcfgd); - if (ul1 & 0x80000000) - puts(" -SDRAM Controller ready\n"); - else - puts(" -SDRAM Controller not ready\n"); - - if (ul1 & 0x4000000) - puts(" -SDRAM in self refresh mode!\n"); - - return (mems * 1024 * 1024); -#else - mtdcr (memcfga, mem_mb0cf); - ul1 = mfdcr (memcfgd); - mems = printSDRAMConfig (0, ul1); - - mtdcr (memcfga, mem_mb1cf); - ul1 = mfdcr (memcfgd); - mems += printSDRAMConfig (1, ul1); - - mtdcr (memcfga, mem_mb2cf); - ul1 = mfdcr(memcfgd); - mems += printSDRAMConfig (2, ul1); - - mtdcr (memcfga, mem_mb3cf); - ul1 = mfdcr(memcfgd); - mems += printSDRAMConfig (3, ul1); - - return (mems * 1024 * 1024); -#endif -} - -static void pci_solidcard3_fixup_irq (struct pci_controller *hose, pci_dev_t dev) -{ -/*-------------------------------------------------------------------------+ - | ,-. ,-. ,-. ,-. ,-. - | INTD# ----|B|-----|P|-. ,-|P|-. ,-| |-. ,-|G| - | |R| |C| \ / |C| \ / |E| \ / |r| - | INTC# ----|I|-----|1|-. `/---|1|-. `/---|t|-. `/---|a| - | |D| |0| \/ |0| \/ |h| \/ |f| - | INTB# ----|G|-----|4|-./`----|4|-./`----|e|-./`----|i| - | |E| |+| /\ |+| /\ |r| /\ |k| - | INTA# ----| |-----| |- `----| |- `----| |- `----| | - | `-' `-' `-' `-' `-' - | Slot 0 10 11 12 13 - | REQ# 0 1 2 * - | GNT# 0 1 2 * - +-------------------------------------------------------------------------*/ - unsigned char int_line = 0xff; - - switch (PCI_DEV(dev)) { - case 10: - int_line = 31; /* INT A */ - POST_OUT(0x42); - break; - - case 11: - int_line = 30; /* INT B */ - POST_OUT(0x43); - break; - - case 12: - int_line = 29; /* INT C */ - POST_OUT(0x44); - break; - - case 13: - int_line = 28; /* INT D */ - POST_OUT(0x45); - break; - } - pci_hose_write_config_byte(hose, dev, PCI_INTERRUPT_LINE, int_line); -} - -extern void pci_405gp_init(struct pci_controller *hose); -extern void pci_405gp_fixup_irq(struct pci_controller *hose, pci_dev_t dev); -extern void pci_405gp_setup_bridge(struct pci_controller *hose, pci_dev_t dev,struct pci_config_table *entry); -/* - * The following table is used when there is a special need to setup a PCI device. - * For every PCI device found in this table is called the given init function with given - * parameters. So never let all IDs at PCI_ANY_ID. In this case any found device gets the same - * parameters! - * -*/ -static struct pci_config_table pci_solidcard3_config_table[] = -{ -/* Host to PCI Bridge device (405GP) */ - { - vendor: 0x1014, - device: 0x0156, - class: PCI_CLASS_BRIDGE_HOST, - bus: 0, - dev: 0, - func: 0, - config_device: pci_405gp_setup_bridge - }, - { } -}; - -/*-------------------------------------------------------------------------+ - | pci_init_board (Called from pci_init() in drivers/pci.c) - | - | Init the PCI part of the SolidCard III - | - | Params: - * - Pointer to current PCI hose - * - Current Device - * - * Returns - * nothing - +-------------------------------------------------------------------------*/ - -void pci_init_board(void) -{ - POST_OUT(0x41); -/* - * we want the ptrs to RAM not flash (ie don't use init list) - */ - hose.fixup_irq = pci_solidcard3_fixup_irq; - hose.config_table = pci_solidcard3_config_table; - pci_405gp_init(&hose); -} diff --git a/board/solidcard3/solidcard3.h b/board/solidcard3/solidcard3.h deleted file mode 100644 index cf920f9..0000000 --- a/board/solidcard3/solidcard3.h +++ /dev/null @@ -1,117 +0,0 @@ -/* - * (C) Copyright 2000 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -/** - * hcWriteWord - write a 16 bit value into the USB controller - * @base: base address to access the chip registers - * @value: 16 bit value to write into register @offset - * @offset: register to write the @value into - * - */ -static void inline hcWriteWord (unsigned long base, unsigned int value, - unsigned int offset) -{ - out_le16 ((volatile u16*)(base + 2), offset | 0x80); - out_le16 ((volatile u16*)base, value); -} - -/** - * hcWriteDWord - write a 32 bit value into the USB controller - * @base: base address to access the chip registers - * @value: 32 bit value to write into register @offset - * @offset: register to write the @value into - * - */ - -static void inline hcWriteDWord (unsigned long base, unsigned long value, - unsigned int offset) -{ - out_le16 ((volatile u16*)(base + 2), offset | 0x80); - out_le16 ((volatile u16*)base, value); - out_le16 ((volatile u16*)base, value >> 16); -} - -/** - * hcReadWord - read a 16 bit value from the USB controller - * @base: base address to access the chip registers - * @offset: register to read from - * - * Returns the readed register value - */ - -static unsigned int inline hcReadWord (unsigned long base, unsigned int offset) -{ - out_le16 ((volatile u16*)(base + 2), offset); - return (in_le16 ((volatile u16*)base)); -} - -/** - * hcReadDWord - read a 32 bit value from the USB controller - * @base: base address to access the chip registers - * @offset: register to read from - * - * Returns the readed register value - */ - -static unsigned long inline hcReadDWord (unsigned long base, unsigned int offset) -{ - unsigned long val, val16; - - out_le16 ((volatile u16*)(base + 2), offset); - val = in_le16((volatile u16*)base); - val16 = in_le16((volatile u16*)base); - return (val | (val16 << 16)); -} - -/* control and status registers isp1161 */ -#define HcRevision 0x00 -#define HcControl 0x01 -#define HcCommandStatus 0x02 -#define HcInterruptStatus 0x03 -#define HcInterruptEnable 0x04 -#define HcInterruptDisable 0x05 -#define HcFmInterval 0x0D -#define HcFmRemaining 0x0E -#define HcFmNumber 0x0F -#define HcLSThreshold 0x11 -#define HcRhDescriptorA 0x12 -#define HcRhDescriptorB 0x13 -#define HcRhStatus 0x14 -#define HcRhPortStatus1 0x15 -#define HcRhPortStatus2 0x16 - -#define HcHardwareConfiguration 0x20 -#define HcDMAConfiguration 0x21 -#define HcTransferCounter 0x22 -#define HcuPInterrupt 0x24 -#define HcuPInterruptEnable 0x25 -#define HcChipID 0x27 -#define HcScratch 0x28 -#define HcSoftwareReset 0x29 -#define HcITLBufferLength 0x2A -#define HcATLBufferLength 0x2B -#define HcBufferStatus 0x2C -#define HcReadBackITL0Length 0x2D -#define HcReadBackITL1Length 0x2E -#define HcITLBufferPort 0x40 -#define HcATLBufferPort 0x41 diff --git a/board/solidcard3/u-boot.lds b/board/solidcard3/u-boot.lds deleted file mode 100644 index dcd5601..0000000 --- a/board/solidcard3/u-boot.lds +++ /dev/null @@ -1,150 +0,0 @@ -/* - * (C) Copyright 2000 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -OUTPUT_ARCH(powerpc) -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 -{ - .resetvec 0xFFFFFFFC : - { - *(.resetvec) - } = 0xffff - - /* Read-only sections, merged into text segment: */ - . = + SIZEOF_HEADERS; - .interp : { *(.interp) } - .hash : { *(.hash) } - .dynsym : { *(.dynsym) } - .dynstr : { *(.dynstr) } - .rel.text : { *(.rel.text) } - .rela.text : { *(.rela.text) } - .rel.data : { *(.rel.data) } - .rela.data : { *(.rela.data) } - .rel.rodata : { *(.rel.rodata) } - .rela.rodata : { *(.rela.rodata) } - .rel.got : { *(.rel.got) } - .rela.got : { *(.rela.got) } - .rel.ctors : { *(.rel.ctors) } - .rela.ctors : { *(.rela.ctors) } - .rel.dtors : { *(.rel.dtors) } - .rela.dtors : { *(.rela.dtors) } - .rel.bss : { *(.rel.bss) } - .rela.bss : { *(.rela.bss) } - .rel.plt : { *(.rel.plt) } - .rela.plt : { *(.rela.plt) } - .init : { *(.init) } - .plt : { *(.plt) } - .text : - { - /* WARNING - the following is hand-optimized to fit within */ - /* the sector layout of our flash chips! XXX FIXME XXX */ - - cpu/ppc4xx/start.o (.text) - board/solidcard3/init.o (.text) - cpu/ppc4xx/kgdb.o (.text) - cpu/ppc4xx/traps.o (.text) - cpu/ppc4xx/interrupts.o (.text) - cpu/ppc4xx/serial.o (.text) - cpu/ppc4xx/cpu_init.o (.text) - cpu/ppc4xx/speed.o (.text) - common/dlmalloc.o (.text) - lib_generic/crc32.o (.text) - lib_ppc/extable.o (.text) - lib_generic/zlib.o (.text) - -/* . = env_offset;*/ -/* common/environment.o(.text)*/ - - *(.text) - *(.fixup) - *(.got1) - } - _etext = .; - PROVIDE (etext = .); - .rodata : - { - *(.rodata) - *(.rodata1) - *(.rodata.str1.4) - *(.eh_frame) - } - .fini : { *(.fini) } =0 - .ctors : { *(.ctors) } - .dtors : { *(.dtors) } - - /* Read-write section, merged into data segment: */ - . = (. + 0x00FF) & 0xFFFFFF00; - _erotext = .; - PROVIDE (erotext = .); - .reloc : - { - *(.got) - _GOT2_TABLE_ = .; - *(.got2) - _FIXUP_TABLE_ = .; - *(.fixup) - } - __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >>2; - __fixup_entries = (. - _FIXUP_TABLE_)>>2; - - .data : - { - *(.data) - *(.data1) - *(.sdata) - *(.sdata2) - *(.dynamic) - CONSTRUCTORS - } - _edata = .; - PROVIDE (edata = .); - - . = .; - __u_boot_cmd_start = .; - .u_boot_cmd : { *(.u_boot_cmd) } - __u_boot_cmd_end = .; - - __start___ex_table = .; - __ex_table : { *(__ex_table) } - __stop___ex_table = .; - - . = ALIGN(256); - __init_begin = .; - .text.init : { *(.text.init) } - .data.init : { *(.data.init) } - . = ALIGN(256); - __init_end = .; - - __bss_start = .; - .bss : - { - *(.sbss) *(.scommon) - *(.dynbss) - *(.bss) - *(COMMON) - } - _end = . ; - PROVIDE (end = .); -} -- cgit v1.1