diff options
Diffstat (limited to 'board/armltd/integratorcp')
| -rw-r--r-- | board/armltd/integratorcp/Makefile | 53 | ||||
| -rw-r--r-- | board/armltd/integratorcp/config.mk | 5 | ||||
| -rw-r--r-- | board/armltd/integratorcp/integratorcp.c | 118 | ||||
| -rw-r--r-- | board/armltd/integratorcp/lowlevel_init.S | 214 | ||||
| -rwxr-xr-x | board/armltd/integratorcp/split_by_variant.sh | 110 | ||||
| -rw-r--r-- | board/armltd/integratorcp/timer.c | 176 |
6 files changed, 0 insertions, 676 deletions
diff --git a/board/armltd/integratorcp/Makefile b/board/armltd/integratorcp/Makefile deleted file mode 100644 index 76a85d9..0000000 --- a/board/armltd/integratorcp/Makefile +++ /dev/null @@ -1,53 +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).a - -SOBJS := lowlevel_init.o - -COBJS := integratorcp.o -COBJS += timer.o - -SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) -OBJS := $(addprefix $(obj),$(COBJS)) -SOBJS := $(addprefix $(obj),$(SOBJS)) - -$(LIB): $(obj).depend $(OBJS) $(SOBJS) - $(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS) - -clean: - rm -f $(SOBJS) $(OBJS) - -distclean: clean - rm -f $(LIB) core *.bak $(obj).depend - -######################################################################### - -# defines $(obj).depend target -include $(SRCTREE)/rules.mk - -sinclude $(obj).depend - -######################################################################### diff --git a/board/armltd/integratorcp/config.mk b/board/armltd/integratorcp/config.mk deleted file mode 100644 index 25b79b3..0000000 --- a/board/armltd/integratorcp/config.mk +++ /dev/null @@ -1,5 +0,0 @@ -# -# image should be loaded at 0x01000000 -# - -TEXT_BASE = 0x01000000 diff --git a/board/armltd/integratorcp/integratorcp.c b/board/armltd/integratorcp/integratorcp.c deleted file mode 100644 index 5897147..0000000 --- a/board/armltd/integratorcp/integratorcp.c +++ /dev/null @@ -1,118 +0,0 @@ -/* - * (C) Copyright 2002 - * Sysgo Real-Time Solutions, GmbH <www.elinos.com> - * Marius Groeger <mgroeger@sysgo.de> - * - * (C) Copyright 2002 - * David Mueller, ELSOFT AG, <d.mueller@elsoft.ch> - * - * (C) Copyright 2003 - * Texas Instruments, <www.ti.com> - * Kshitij Gupta <Kshitij@ti.com> - * - * (C) Copyright 2004 - * ARM Ltd. - * Philippe Robin, <philippe.robin@arm.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> - -DECLARE_GLOBAL_DATA_PTR; - -void peripheral_power_enable (void); - -#if defined(CONFIG_SHOW_BOOT_PROGRESS) -void show_boot_progress(int progress) -{ - printf("Boot reached stage %d\n", progress); -} -#endif - -#define COMP_MODE_ENABLE ((unsigned int)0x0000EAEF) - -/* - * Miscellaneous platform dependent initialisations - */ - -int board_init (void) -{ - /* arch number of Integrator Board */ - gd->bd->bi_arch_number = MACH_TYPE_CINTEGRATOR; - - /* adress of boot parameters */ - gd->bd->bi_boot_params = 0x00000100; - - gd->flags = 0; - -#ifdef CONFIG_CM_REMAP -extern void cm_remap(void); - cm_remap(); /* remaps writeable memory to 0x00000000 */ -#endif - - icache_enable (); - - return 0; -} - -int misc_init_r (void) -{ - setenv("verify", "n"); - return (0); -} - -/****************************** - Routine: - Description: -******************************/ -int dram_init (void) -{ - gd->bd->bi_dram[0].start = PHYS_SDRAM_1; - gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE; - -#ifdef CONFIG_CM_SPD_DETECT - { -extern void dram_query(void); - unsigned long cm_reg_sdram; - unsigned long sdram_shift; - - dram_query(); /* Assembler accesses to CM registers */ - /* Queries the SPD values */ - - /* Obtain the SDRAM size from the CM SDRAM register */ - - cm_reg_sdram = *(volatile ulong *)(CM_BASE + OS_SDRAM); - /* Register SDRAM size - * - * 0xXXXXXXbbb000bb 16 MB - * 0xXXXXXXbbb001bb 32 MB - * 0xXXXXXXbbb010bb 64 MB - * 0xXXXXXXbbb011bb 128 MB - * 0xXXXXXXbbb100bb 256 MB - * - */ - sdram_shift = ((cm_reg_sdram & 0x0000001C)/4)%4; - gd->bd->bi_dram[0].size = 0x01000000 << sdram_shift; - - } -#endif /* CM_SPD_DETECT */ - - return 0; -} diff --git a/board/armltd/integratorcp/lowlevel_init.S b/board/armltd/integratorcp/lowlevel_init.S deleted file mode 100644 index 18f7d2e..0000000 --- a/board/armltd/integratorcp/lowlevel_init.S +++ /dev/null @@ -1,214 +0,0 @@ -/* - * Board specific setup info - * - * (C) Copyright 2003, ARM Ltd. - * Philippe Robin, <philippe.robin@arm.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 <config.h> -#include <version.h> - -/* Reset using CM control register */ -.global reset_cpu -reset_cpu: - mov r0, #CM_BASE - ldr r1,[r0,#OS_CTRL] - orr r1,r1,#CMMASK_RESET - str r1,[r0,#OS_CTRL] - -reset_failed: - b reset_failed - -/* Set up the platform, once the cpu has been initialized */ -.globl lowlevel_init -lowlevel_init: - /* If U-Boot has been run after the ARM boot monitor - * then all the necessary actions have been done - * otherwise we are running from user flash mapped to 0x00000000 - * --- DO NOT REMAP BEFORE THE CODE HAS BEEN RELOCATED -- - * Changes to the (possibly soft) reset defaults of the processor - * itself should be performed in cpu/arm<>/start.S - * This function affects only the core module or board settings - */ - -#ifdef CONFIG_CM_INIT - /* CM has an initialization register - * - bits in it are wired into test-chip pins to force - * reset defaults - * - may need to change its contents for U-Boot - */ - - /* set the desired CM specific value */ - mov r2,#CMMASK_LOWVEC /* Vectors at 0x00000000 for all */ - -#if defined (CONFIG_CM10200E) || defined (CONFIG_CM10220E) - orr r2,r2,#CMMASK_INIT_102 -#else - -#if !defined (CONFIG_CM920T) && !defined (CONFIG_CM920T_ETM) && \ - !defined (CONFIG_CM940T) - /* CMxx6 code */ - -#ifdef CONFIG_CM_MULTIPLE_SSRAM - /* set simple mapping */ - and r2,r2,#CMMASK_MAP_SIMPLE -#endif /* #ifdef CONFIG_CM_MULTIPLE_SSRAM */ - -#ifdef CONFIG_CM_TCRAM - /* disable TCRAM */ - and r2,r2,#CMMASK_TCRAM_DISABLE -#endif /* #ifdef CONFIG_CM_TCRAM */ - -#if defined (CONFIG_CM926EJ_S) || defined (CONFIG_CM1026EJ_S) || \ - defined (CONFIG_CM1136JF_S) - - and r2,r2,#CMMASK_LE - -#endif /* cpu with little endian initialization */ - - orr r2,r2,#CMMASK_CMxx6_COMMON - -#endif /* CMxx6 code */ - -#endif /* ARM102xxE value */ - - /* read CM_INIT */ - mov r0, #CM_BASE - ldr r1, [r0, #OS_INIT] - /* check against desired bit setting */ - and r3,r1,r2 - cmp r3,r2 - beq init_reg_OK - - /* lock for change */ - mov r3, #CMVAL_LOCK1 - and r3, r3, #CMVAL_LOCK2 - str r3, [r0, #OS_LOCK] - /* set desired value */ - orr r1,r1,r2 - /* write & relock CM_INIT */ - str r1, [r0, #OS_INIT] - mov r1, #CMVAL_UNLOCK - str r1, [r0, #OS_LOCK] - - /* soft reset so new values used */ - b reset_cpu - -init_reg_OK: - -#endif /* CONFIG_CM_INIT */ - - mov pc, lr - -#ifdef CONFIG_CM_SPD_DETECT - /* Fast memory is available for the DRAM data - * - ensure it has been transferred, then summarize the data - * into a CM register - */ -.globl dram_query -dram_query: - stmfd r13!,{r4-r6,lr} - /* set up SDRAM info */ - /* - based on example code from the CM User Guide */ - mov r0, #CM_BASE - -readspdbit: - ldr r1, [r0, #OS_SDRAM] /* read the SDRAM register */ - and r1, r1, #0x20 /* mask SPD bit (5) */ - cmp r1, #0x20 /* test if set */ - bne readspdbit - -setupsdram: - add r0, r0, #OS_SPD /* address the copy of the SDP data */ - ldrb r1, [r0, #3] /* number of row address lines */ - ldrb r2, [r0, #4] /* number of column address lines */ - ldrb r3, [r0, #5] /* number of banks */ - ldrb r4, [r0, #31] /* module bank density */ - mul r5, r4, r3 /* size of SDRAM (MB divided by 4) */ - mov r5, r5, ASL#2 /* size in MB */ - mov r0, #CM_BASE /* reload for later code */ - cmp r5, #0x10 /* is it 16MB? */ - bne not16 - mov r6, #0x2 /* store size and CAS latency of 2 */ - b writesize - -not16: - cmp r5, #0x20 /* is it 32MB? */ - bne not32 - mov r6, #0x6 - b writesize - -not32: - cmp r5, #0x40 /* is it 64MB? */ - bne not64 - mov r6, #0xa - b writesize - -not64: - cmp r5, #0x80 /* is it 128MB? */ - bne not128 - mov r6, #0xe - b writesize - -not128: - /* if it is none of these sizes then it is either 256MB, or - * there is no SDRAM fitted so default to 256MB - */ - mov r6, #0x12 - -writesize: - mov r1, r1, ASL#8 /* row addr lines from SDRAM reg */ - orr r2, r1, r2, ASL#12 /* OR in column address lines */ - orr r3, r2, r3, ASL#16 /* OR in number of banks */ - orr r6, r6, r3 /* OR in size and CAS latency */ - str r6, [r0, #OS_SDRAM] /* store SDRAM parameters */ - -#endif /* #ifdef CONFIG_CM_SPD_DETECT */ - - ldmfd r13!,{r4-r6,pc} /* back to caller */ - -#ifdef CONFIG_CM_REMAP - /* CM remap bit is operational - * - use it to map writeable memory at 0x00000000, in place of flash - */ -.globl cm_remap -cm_remap: - stmfd r13!,{r4-r10,lr} - - mov r0, #CM_BASE - ldr r1, [r0, #OS_CTRL] - orr r1, r1, #CMMASK_REMAP /* set remap and led bits */ - str r1, [r0, #OS_CTRL] - - /* Now 0x00000000 is writeable, replace the vectors */ - ldr r0, =_start /* r0 <- start of vectors */ - ldr r2, =_armboot_start /* r2 <- past vectors */ - sub r1,r1,r1 /* destination 0x00000000 */ - -copy_vec: - ldmia r0!, {r3-r10} /* copy from source address [r0] */ - stmia r1!, {r3-r10} /* copy to target address [r1] */ - cmp r0, r2 /* until source end address [r2] */ - ble copy_vec - - ldmfd r13!,{r4-r10,pc} /* back to caller */ - -#endif /* #ifdef CONFIG_CM_REMAP */ diff --git a/board/armltd/integratorcp/split_by_variant.sh b/board/armltd/integratorcp/split_by_variant.sh deleted file mode 100755 index 13effef..0000000 --- a/board/armltd/integratorcp/split_by_variant.sh +++ /dev/null @@ -1,110 +0,0 @@ -#!/bin/sh -# --------------------------------------------------------- -# Set the platform defines -# --------------------------------------------------------- -echo -n "/* Integrator configuration implied " > tmp.fil -echo " by Makefile target */" >> tmp.fil -echo -n "#define CONFIG_INTEGRATOR" >> tmp.fil -echo " /* Integrator board */" >> tmp.fil -echo -n "#define CONFIG_ARCH_CINTEGRATOR" >> tmp.fil -echo " 1 /* Integrator/CP */" >> tmp.fil - -cpu="arm_intcm" -variant="unknown core module" - -if [ "$1" = "" ] -then - echo "$0:: No parameters - using arm_intcm" -else - case "$1" in - ap966) - cpu="arm_intcm" - variant="unported core module CM966E-S" - ;; - - ap922_config) - cpu="arm_intcm" - variant="unported core module CM922T" - ;; - - integratorcp_config | \ - cp_config) - cpu="arm_intcm" - variant="unspecified core module" - ;; - - cp922_XA10_config) - cpu="arm_intcm" - variant="unported core module CM922T_XA10" - echo -n "#define CONFIG_CM922T_XA10" >> tmp.fil - echo " 1 /* CPU core is ARM922T_XA10 */" >> tmp.fil - ;; - - cp920t_config) - cpu="arm920t" - variant="Core module CM920T" - echo -n "#define CONFIG_CM920T" >> tmp.fil - echo " 1 /* CPU core is ARM920T */" >> tmp.fil - ;; - - cp926ejs_config) - cpu="arm926ejs" - variant="Core module CM926EJ-S" - echo -n "#define CONFIG_CM926EJ_S" >> tmp.fil - echo " 1 /* CPU core is ARM926EJ-S */ " >> tmp.fil - ;; - - - cp946es_config) - cpu="arm946es" - variant="Core module CM946E-S" - echo -n "#define CONFIG_CM946E_S" >> tmp.fil - echo " 1 /* CPU core is ARM946E-S */ " >> tmp.fil - ;; - - cp1136_config) - cpu="arm1136" - variant="Core module CM1136EJF-S" - echo -n "#define CONFIG_CM1136EJF_S" >> tmp.fil - echo " 1 /* CPU core is ARM1136JF-S */ " >> tmp.fil - ;; - - *) - echo "$0:: Unknown core module" - variant="unknown core module" - cpu="arm_intcm" - ;; - - esac - -fi - -if [ "$cpu" = "arm_intcm" ] -then - echo "/* Core module undefined/not ported */" >> tmp.fil - echo "#define CONFIG_ARM_INTCM 1" >> tmp.fil - echo -n "#undef CONFIG_CM_MULTIPLE_SSRAM" >> tmp.fil - echo -n " /* CM may not have " >> tmp.fil - echo "multiple SSRAM mapping */" >> tmp.fil - echo -n "#undef CONFIG_CM_SPD_DETECT " >> tmp.fil - echo -n " /* CM may not support SPD " >> tmp.fil - echo "query */" >> tmp.fil - echo -n "#undef CONFIG_CM_REMAP " >> tmp.fil - echo -n " /* CM may not support " >> tmp.fil - echo "remapping */" >> tmp.fil - echo -n "#undef CONFIG_CM_INIT " >> tmp.fil - echo -n " /* CM may not have " >> tmp.fil - echo "initialization reg */" >> tmp.fil - echo -n "#undef CONFIG_CM_TCRAM " >> tmp.fil - echo " /* CM may not have TCRAM */" >> tmp.fil -fi - -mkdir -p ${obj}include -mkdir -p ${obj}board/armltd/integratorcp -mv tmp.fil ${obj}include/config.h -# --------------------------------------------------------- -# Complete the configuration -# --------------------------------------------------------- -$MKCONFIG -a integratorcp arm $cpu integratorcp armltd; -echo "Variant:: $variant with core $cpu" - diff --git a/board/armltd/integratorcp/timer.c b/board/armltd/integratorcp/timer.c deleted file mode 100644 index 741035c..0000000 --- a/board/armltd/integratorcp/timer.c +++ /dev/null @@ -1,176 +0,0 @@ -/* - * (C) Copyright 2002 - * Sysgo Real-Time Solutions, GmbH <www.elinos.com> - * Marius Groeger <mgroeger@sysgo.de> - * - * (C) Copyright 2002 - * David Mueller, ELSOFT AG, <d.mueller@elsoft.ch> - * - * (C) Copyright 2003 - * Texas Instruments, <www.ti.com> - * Kshitij Gupta <Kshitij@ti.com> - * - * (C) Copyright 2004 - * ARM Ltd. - * Philippe Robin, <philippe.robin@arm.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 <div64.h> - -/* The Integrator/CP timer1 is clocked at 1MHz - * can be divided by 16 or 256 - * and can be set up as a 32-bit timer - */ -/* U-Boot expects a 32 bit timer, running at CONFIG_SYS_HZ */ -/* Keep total timer count to avoid losing decrements < div_timer */ -static unsigned long long total_count = 0; -static unsigned long long lastdec; /* Timer reading at last call */ -static unsigned long long div_clock = 1; /* Divisor applied to timer clock */ -static unsigned long long div_timer = 1; /* Divisor to convert timer reading - * change to U-Boot ticks - */ -/* CONFIG_SYS_HZ = CONFIG_SYS_HZ_CLOCK/(div_clock * div_timer) */ -static ulong timestamp; /* U-Boot ticks since startup */ - -#define TIMER_LOAD_VAL ((ulong)0xFFFFFFFF) -#define READ_TIMER (*(volatile ulong *)(CONFIG_SYS_TIMERBASE+4)) - -/* all function return values in U-Boot ticks i.e. (1/CONFIG_SYS_HZ) sec - * - unless otherwise stated - */ - -/* starts up a counter - * - the Integrator/CP timer can be set up to issue an interrupt */ -int timer_init (void) -{ - /* Load timer with initial value */ - *(volatile ulong *)(CONFIG_SYS_TIMERBASE + 0) = TIMER_LOAD_VAL; - /* Set timer to be - * enabled 1 - * periodic 1 - * no interrupts 0 - * X 0 - * divider 1 00 == less rounding error - * 32 bit 1 - * wrapping 0 - */ - *(volatile ulong *)(CONFIG_SYS_TIMERBASE + 8) = 0x000000C2; - /* init the timestamp */ - total_count = 0ULL; - reset_timer_masked(); - - div_timer = (unsigned long long)(CONFIG_SYS_HZ_CLOCK / CONFIG_SYS_HZ); - div_timer /= div_clock; - - return (0); -} - -/* - * timer without interrupts - */ -void reset_timer (void) -{ - reset_timer_masked (); -} - -ulong get_timer (ulong base_ticks) -{ - return get_timer_masked () - base_ticks; -} - -void set_timer (ulong ticks) -{ - timestamp = ticks; - total_count = (unsigned long long)ticks * div_timer; -} - -/* delay usec useconds */ -void udelay (unsigned long usec) -{ - ulong tmo, tmp; - - /* Convert to U-Boot ticks */ - tmo = usec * CONFIG_SYS_HZ; - tmo /= (1000000L); - - tmp = get_timer_masked(); /* get current timestamp */ - tmo += tmp; /* form target timestamp */ - - while (get_timer_masked () < tmo) {/* loop till event */ - /*NOP*/; - } -} - -void reset_timer_masked (void) -{ - /* capure current decrementer value */ - lastdec = (unsigned long long)READ_TIMER; - /* start "advancing" time stamp from 0 */ - timestamp = 0L; -} - -/* converts the timer reading to U-Boot ticks */ -/* the timestamp is the number of ticks since reset */ -ulong get_timer_masked (void) -{ - /* get current count */ - unsigned long long now = (unsigned long long)READ_TIMER; - - if(now > lastdec) { - /* Must have wrapped */ - total_count += lastdec + TIMER_LOAD_VAL + 1 - now; - } else { - total_count += lastdec - now; - } - lastdec = now; - - /* Reuse "now" */ - now = total_count; - do_div(now, div_timer); - timestamp = now; - - return timestamp; -} - -/* waits specified delay value and resets timestamp */ -void udelay_masked (unsigned long usec) -{ - udelay(usec); -} - -/* - * This function is derived from PowerPC code (read timebase as long long). - * On ARM it just returns the timer value. - */ -unsigned long long get_ticks(void) -{ - return (unsigned long long)get_timer(0); -} - -/* - * Return the timebase clock frequency - * i.e. how often the timer decrements - */ -ulong get_tbclk (void) -{ - return (ulong)(((unsigned long long)CONFIG_SYS_HZ_CLOCK)/div_clock); -} |