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authorH. Nikolaus Schaller <hns@goldelico.com>2012-03-26 20:55:28 +0200
committerH. Nikolaus Schaller <hns@goldelico.com>2012-03-26 20:55:28 +0200
commit92988a21ad4c4c9504295ccb580c9f806134471b (patch)
tree5effc9f14170112450de05c67dafbe8d5034d595 /board/csb272
parentca2b506783b676c95762c54ea24dcfdaae1947c9 (diff)
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added boot script files to repository
Diffstat (limited to 'board/csb272')
-rw-r--r--board/csb272/Makefile54
-rw-r--r--board/csb272/csb272.c187
-rw-r--r--board/csb272/init.S218
3 files changed, 0 insertions, 459 deletions
diff --git a/board/csb272/Makefile b/board/csb272/Makefile
deleted file mode 100644
index cfc8839..0000000
--- a/board/csb272/Makefile
+++ /dev/null
@@ -1,54 +0,0 @@
-#
-# (C) Copyright 2000-2006
-# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
-#
-# See file CREDITS for list of people who contributed to this
-# project.
-#
-# This program is free software; you can redistribute it and/or
-# modify it under the terms of the GNU General Public License as
-# published by the Free Software Foundation; either version 2 of
-# the License, or (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
-# MA 02111-1307 USA
-#
-
-include $(TOPDIR)/config.mk
-
-LIB = $(obj)lib$(BOARD).o
-
-#COBJS = $(BOARD).o flash.o
-#COBJS = $(BOARD).o strataflash.o
-COBJS = $(BOARD).o
-
-SOBJS = init.o
-
-SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
-OBJS := $(addprefix $(obj),$(COBJS))
-SOBJS := $(addprefix $(obj),$(SOBJS))
-
-$(LIB): $(OBJS) $(SOBJS)
- $(call cmd_link_o_target, $^)
-
-clean:
- rm -f $(SOBJS) $(OBJS)
-
-distclean: clean
- rm -f $(LIB) core *.bak $(obj).depend
-
-#########################################################################
-
-# defines $(obj).depend target
-include $(SRCTREE)/rules.mk
-
-sinclude $(obj).depend
-
-#########################################################################
diff --git a/board/csb272/csb272.c b/board/csb272/csb272.c
deleted file mode 100644
index 8b36127..0000000
--- a/board/csb272/csb272.c
+++ /dev/null
@@ -1,187 +0,0 @@
-/*
- * (C) Copyright 2004
- * Tolunay Orkun, Nextio Inc., torkun@nextio.com
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <common.h>
-#include <asm/processor.h>
-#include <i2c.h>
-#include <miiphy.h>
-#include <asm/ppc4xx-emac.h>
-
-void sdram_init(void);
-
-/*
- * Configuration data for AMIS FS6377-01 Programmable 3-PLL Clock Generator
- *
- * CLKA output => Epson LCD Controller
- * CLKB output => Not Connected
- * CLKC output => Ethernet
- * CLKD output => UART external clock
- *
- * Note: these values are obtained from device after init by micromonitor
-*/
-uchar pll_fs6377_regs[16] = {
- 0x28, 0xef, 0x53, 0x03, 0x4b, 0x80, 0x32, 0x80,
- 0x94, 0x32, 0x80, 0xd4, 0x56, 0xf6, 0xf6, 0xe0 };
-
-/*
- * pll_init: Initialize AMIS IC FS6377-01 PLL
- *
- * PLL supplies Epson LCD Clock, Ethernet Clock and UART external clock
- *
- */
-int pll_init(void)
-{
- i2c_init(CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE);
-
- return i2c_write(CONFIG_SYS_I2C_PLL_ADDR, 0, 1,
- (uchar *) pll_fs6377_regs, sizeof(pll_fs6377_regs));
-}
-
-/*
- * board_early_init_f: do early board initialization
- *
- */
-int board_early_init_f(void)
-{
- /* initialize PLL so UART, LCD, Ethernet clocked at correctly */
- (void) get_clocks();
- pll_init();
-
- /*-------------------------------------------------------------------------+
- | Interrupt controller setup for the Walnut board.
- | Note: IRQ 0-15 405GP internally generated; active high; level sensitive
- | IRQ 16 405GP internally generated; active low; level sensitive
- | IRQ 17-24 RESERVED
- | IRQ 25 (EXT IRQ 0) FPGA; active high; level sensitive
- | IRQ 26 (EXT IRQ 1) SMI; active high; level sensitive
- | IRQ 27 (EXT IRQ 2) Not Used
- | IRQ 28 (EXT IRQ 3) PCI SLOT 3; active low; level sensitive
- | IRQ 29 (EXT IRQ 4) PCI SLOT 2; active low; level sensitive
- | IRQ 30 (EXT IRQ 5) PCI SLOT 1; active low; level sensitive
- | IRQ 31 (EXT IRQ 6) PCI SLOT 0; active low; level sensitive
- | Note for Walnut board:
- | An interrupt taken for the FPGA (IRQ 25) indicates that either
- | the Mouse, Keyboard, IRDA, or External Expansion caused the
- | interrupt. The FPGA must be read to determine which device
- | caused the interrupt. The default setting of the FPGA clears
- |
- +-------------------------------------------------------------------------*/
-
- mtdcr (UIC0SR, 0xFFFFFFFF); /* clear all ints */
- mtdcr (UIC0ER, 0x00000000); /* disable all ints */
- mtdcr (UIC0CR, 0x00000000); /* set all to be non-critical */
- mtdcr (UIC0PR, 0xFFFFFF83); /* set int polarities */
- mtdcr (UIC0TR, 0x10000000); /* set int trigger levels */
- mtdcr (UIC0VCR, 0x00000001); /* set vect base=0,INT0 highest priority */
- mtdcr (UIC0SR, 0xFFFFFFFF); /* clear all ints */
-
- mtebc (EBC0_CFG, 0xa8400000); /* EBC always driven */
-
- return 0; /* success */
-}
-
-/*
- * checkboard: identify/verify the board we are running
- *
- * Remark: we just assume it is correct board here!
- *
- */
-int checkboard(void)
-{
- printf("BOARD: Cogent CSB272\n");
-
- return 0; /* success */
-}
-
-/*
- * initram: Determine the size of mounted DRAM
- *
- * Size is determined by reading SDRAM configuration registers as
- * configured by initialization code
- *
- */
-phys_size_t initdram (int board_type)
-{
- ulong tot_size;
- ulong bank_size;
- ulong tmp;
-
- /*
- * ToDo: Move the asm init routine sdram_init() to this C file,
- * or even better use some common ppc4xx code available
- * in arch/powerpc/cpu/ppc4xx
- */
- sdram_init();
-
- tot_size = 0;
-
- mtdcr (SDRAM0_CFGADDR, SDRAM0_B0CR);
- tmp = mfdcr (SDRAM0_CFGDATA);
- if (tmp & 0x00000001) {
- bank_size = 0x00400000 << ((tmp >> 17) & 0x7);
- tot_size += bank_size;
- }
-
- mtdcr (SDRAM0_CFGADDR, SDRAM0_B1CR);
- tmp = mfdcr (SDRAM0_CFGDATA);
- if (tmp & 0x00000001) {
- bank_size = 0x00400000 << ((tmp >> 17) & 0x7);
- tot_size += bank_size;
- }
-
- mtdcr (SDRAM0_CFGADDR, SDRAM0_B2CR);
- tmp = mfdcr (SDRAM0_CFGDATA);
- if (tmp & 0x00000001) {
- bank_size = 0x00400000 << ((tmp >> 17) & 0x7);
- tot_size += bank_size;
- }
-
- mtdcr (SDRAM0_CFGADDR, SDRAM0_B3CR);
- tmp = mfdcr (SDRAM0_CFGDATA);
- if (tmp & 0x00000001) {
- bank_size = 0x00400000 << ((tmp >> 17) & 0x7);
- tot_size += bank_size;
- }
-
- return tot_size;
-}
-
-/*
- * last_stage_init: final configurations (such as PHY etc)
- *
- */
-int last_stage_init(void)
-{
- /* initialize the PHY */
- miiphy_reset("ppc_4xx_eth0", CONFIG_PHY_ADDR);
-
- /* AUTO neg */
- miiphy_write("ppc_4xx_eth0", CONFIG_PHY_ADDR, MII_BMCR,
- BMCR_ANENABLE | BMCR_ANRESTART);
-
- /* LEDs */
- miiphy_write("ppc_4xx_eth0", CONFIG_PHY_ADDR, MII_NWAYTEST, 0x0d08);
-
-
- return 0; /* success */
-}
diff --git a/board/csb272/init.S b/board/csb272/init.S
deleted file mode 100644
index 82c6fdb..0000000
--- a/board/csb272/init.S
+++ /dev/null
@@ -1,218 +0,0 @@
-/******************************************************************************
- * This source code is dual-licensed. You may use it under the terms of the
- * GNU General Public License version 2, or under the license below.
- *
- * 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 <config.h>
-#include <asm/ppc4xx.h>
-
-#define _LINUX_CONFIG_H 1 /* avoid reading Linux autoconf.h file */
-
-#include <ppc_asm.tmpl>
-#include <ppc_defs.h>
-
-#include <asm/cache.h>
-#include <asm/mmu.h>
-
-#define LI32(reg,val) \
- addis reg,0,val@h;\
- ori reg,reg,val@l
-
-#define WDCR_EBC(reg,val) \
- addi r4,0,reg;\
- mtdcr EBC0_CFGADDR,r4;\
- addis r4,0,val@h;\
- ori r4,r4,val@l;\
- mtdcr EBC0_CFGDATA,r4
-
-#define WDCR_SDRAM(reg,val) \
- addi r4,0,reg;\
- mtdcr SDRAM0_CFGADDR,r4;\
- addis r4,0,val@h;\
- ori r4,r4,val@l;\
- mtdcr SDRAM0_CFGDATA,r4
-
-/******************************************************************************
- * Function: ext_bus_cntlr_init
- *
- * Description: Configures EBC Controller and a few basic chip selects.
- *
- * CS0 is setup to get the Boot Flash out of the addresss range
- * so that we may setup a stack. CS7 is setup so that we can
- * access and reset the hardware watchdog.
- *
- * 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.
- *
- * Notes: Does NOT use the stack.
- *****************************************************************************/
- .section ".text"
- .align 2
- .globl ext_bus_cntlr_init
- .type ext_bus_cntlr_init, @function
-ext_bus_cntlr_init:
- mflr r0
- /********************************************************************
- * Prefetch entire ext_bus_cntrl_init function into the icache.
- * This is necessary because we are going to change the same CS we
- * are executing from. Otherwise a CPU lockup may occur.
- *******************************************************************/
- bl ..getAddr
-..getAddr:
- mflr r3 /* get address of ..getAddr */
-
- /* Calculate number of cache lines for this function */
- addi r4, 0, (((.Lfe0 - ..getAddr) / CONFIG_SYS_CACHELINE_SIZE) + 2)
- mtctr r4
-..ebcloop:
- icbt r0, r3 /* prefetch cache line for addr in r3*/
- addi r3, r3, CONFIG_SYS_CACHELINE_SIZE /* move to next cache line */
- bdnz ..ebcloop /* continue for $CTR 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.
- *******************************************************************/
- addis r3, 0, 0x0
- ori r3, r3, 0xA000 /* wait 200us from reset */
- mtctr r3
-..spinlp:
- bdnz ..spinlp /* spin loop */
-
- /********************************************************************
- * SETUP CPC0_CR0
- *******************************************************************/
- LI32(r4, 0x007000c0)
- mtdcr CPC0_CR0, r4
-
- /********************************************************************
- * Setup CPC0_CR1: Change PCIINT signal to PerWE
- *******************************************************************/
- mfdcr r4, CPC0_CR1
- ori r4, r4, 0x4000
- mtdcr CPC0_CR1, r4
-
- /********************************************************************
- * Setup External Bus Controller (EBC).
- *******************************************************************/
- WDCR_EBC(EBC0_CFG, 0xd84c0000)
- /********************************************************************
- * Memory Bank 0 (Intel 28F128J3 Flash) initialization
- *******************************************************************/
- /*WDCR_EBC(PB1AP, 0x02869200)*/
- WDCR_EBC(PB1AP, 0x07869200)
- WDCR_EBC(PB0CR, 0xfe0bc000)
- /********************************************************************
- * Memory Bank 1 (Holtek HT6542B PS/2) initialization
- *******************************************************************/
- WDCR_EBC(PB1AP, 0x1f869200)
- WDCR_EBC(PB1CR, 0xf0818000)
- /********************************************************************
- * Memory Bank 2 (Epson S1D13506) initialization
- *******************************************************************/
- WDCR_EBC(PB2AP, 0x05860300)
- WDCR_EBC(PB2CR, 0xf045a000)
- /********************************************************************
- * Memory Bank 3 (Philips SJA1000 CAN Controllers) initialization
- *******************************************************************/
- WDCR_EBC(PB3AP, 0x0387d200)
- WDCR_EBC(PB3CR, 0xf021c000)
- /********************************************************************
- * Memory Bank 4-7 (Unused) initialization
- *******************************************************************/
- WDCR_EBC(PB4AP, 0)
- WDCR_EBC(PB4CR, 0)
- WDCR_EBC(PB5AP, 0)
- WDCR_EBC(PB5CR, 0)
- WDCR_EBC(PB6AP, 0)
- WDCR_EBC(PB6CR, 0)
- WDCR_EBC(PB7AP, 0)
- WDCR_EBC(PB7CR, 0)
-
- /* We are all done */
- mtlr r0 /* Restore link register */
- blr /* Return to calling function */
-.Lfe0: .size ext_bus_cntlr_init,.Lfe0-ext_bus_cntlr_init
-/* end ext_bus_cntlr_init() */
-
-/******************************************************************************
- * Function: sdram_init
- *
- * Description: Configures SDRAM memory banks.
- *
- * Notes: Does NOT use the stack.
- *****************************************************************************/
- .section ".text"
- .align 2
- .globl sdram_init
- .type sdram_init, @function
-sdram_init:
-
- /*
- * Disable memory controller to allow
- * values to be changed.
- */
- WDCR_SDRAM(SDRAM0_CFG, 0x00000000)
-
- /*
- * Configure Memory Banks
- */
- WDCR_SDRAM(SDRAM0_B0CR, 0x00084001)
- WDCR_SDRAM(SDRAM0_B1CR, 0x00000000)
- WDCR_SDRAM(SDRAM0_B2CR, 0x00000000)
- WDCR_SDRAM(SDRAM0_B3CR, 0x00000000)
-
- /*
- * Set up SDTR1 (SDRAM Timing Register)
- */
- WDCR_SDRAM(SDRAM0_TR, 0x00854009)
-
- /*
- * Set RTR (Refresh Timing Register)
- */
- WDCR_SDRAM(SDRAM0_RTR, 0x10000000)
- /* WDCR_SDRAM(SDRAM0_RTR, 0x05f00000) */
-
- /********************************************************************
- * Delay to ensure 200usec have elapsed since reset. Assume worst
- * case that the core is running 200Mhz:
- * 200,000,000 (cycles/sec) X .000200 (sec) = 0x9C40 cycles
- *******************************************************************/
- addis r3, 0, 0x0000
- ori r3, r3, 0xA000 /* Wait >200us from reset */
- mtctr r3
-..spinlp2:
- bdnz ..spinlp2 /* spin loop */
-
- /********************************************************************
- * Set memory controller options reg, MCOPT1.
- *******************************************************************/
- WDCR_SDRAM(SDRAM0_CFG,0x80800000)
-
-..sdri_done:
- blr /* Return to calling function */
-.Lfe1: .size sdram_init,.Lfe1-sdram_init
-/* end sdram_init() */