From 576afd4faeba1519bcb8c0083c3e4d45e5643a48 Mon Sep 17 00:00:00 2001 From: Jean-Christophe PLAGNIOL-VILLARD Date: Sun, 17 May 2009 00:58:37 +0200 Subject: integrator: merge integratorap and integratorcp Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD Acked-by: Peter Pearse --- board/armltd/.gitignore | 2 - board/armltd/integrator/Makefile | 58 ++++ board/armltd/integrator/config.mk | 5 + board/armltd/integrator/integrator.c | 135 +++++++++ board/armltd/integrator/lowlevel_init.S | 213 ++++++++++++++ board/armltd/integrator/pci.c | 396 ++++++++++++++++++++++++++ board/armltd/integrator/split_by_variant.sh | 235 +++++++++++++++ board/armltd/integrator/timer.c | 200 +++++++++++++ board/armltd/integratorap/Makefile | 58 ---- board/armltd/integratorap/config.mk | 5 - board/armltd/integratorap/integratorap.c | 127 --------- board/armltd/integratorap/lowlevel_init.S | 213 -------------- board/armltd/integratorap/pci.c | 396 -------------------------- board/armltd/integratorap/split_by_variant.sh | 127 --------- board/armltd/integratorap/timer.c | 171 ----------- board/armltd/integratorcp/Makefile | 53 ---- board/armltd/integratorcp/config.mk | 5 - board/armltd/integratorcp/integratorcp.c | 118 -------- board/armltd/integratorcp/lowlevel_init.S | 214 -------------- board/armltd/integratorcp/split_by_variant.sh | 110 ------- board/armltd/integratorcp/timer.c | 176 ------------ 21 files changed, 1242 insertions(+), 1775 deletions(-) delete mode 100644 board/armltd/.gitignore create mode 100644 board/armltd/integrator/Makefile create mode 100644 board/armltd/integrator/config.mk create mode 100644 board/armltd/integrator/integrator.c create mode 100644 board/armltd/integrator/lowlevel_init.S create mode 100644 board/armltd/integrator/pci.c create mode 100755 board/armltd/integrator/split_by_variant.sh create mode 100644 board/armltd/integrator/timer.c delete mode 100644 board/armltd/integratorap/Makefile delete mode 100644 board/armltd/integratorap/config.mk delete mode 100644 board/armltd/integratorap/integratorap.c delete mode 100644 board/armltd/integratorap/lowlevel_init.S delete mode 100644 board/armltd/integratorap/pci.c delete mode 100755 board/armltd/integratorap/split_by_variant.sh delete mode 100644 board/armltd/integratorap/timer.c delete mode 100644 board/armltd/integratorcp/Makefile delete mode 100644 board/armltd/integratorcp/config.mk delete mode 100644 board/armltd/integratorcp/integratorcp.c delete mode 100644 board/armltd/integratorcp/lowlevel_init.S delete mode 100755 board/armltd/integratorcp/split_by_variant.sh delete mode 100644 board/armltd/integratorcp/timer.c (limited to 'board/armltd') diff --git a/board/armltd/.gitignore b/board/armltd/.gitignore deleted file mode 100644 index a3df15663..000000000 --- a/board/armltd/.gitignore +++ /dev/null @@ -1,2 +0,0 @@ -/integratorap/u-boot.lds -/integratorcp/u-boot.lds diff --git a/board/armltd/integrator/Makefile b/board/armltd/integrator/Makefile new file mode 100644 index 000000000..14d64b7e8 --- /dev/null +++ b/board/armltd/integrator/Makefile @@ -0,0 +1,58 @@ +# +# (C) Copyright 2000-2006 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# (C) Copyright 2004 +# ARM Ltd. +# Philippe Robin, +# +# 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-y := lowlevel_init.o + +COBJS-y := integrator.o +COBJS-$(CONFIG_PCI) += pci.o +COBJS-y += timer.o + +SRCS := $(SOBJS-y:.o=.S) $(COBJS-y:.o=.c) +COBJS := $(addprefix $(obj),$(COBJS-y)) +SOBJS := $(addprefix $(obj),$(SOBJS-y)) + +$(LIB): $(obj).depend $(COBJS) $(SOBJS) + $(AR) $(ARFLAGS) $@ $(COBJS) $(SOBJS) + +clean: + rm -f $(SOBJS) $(COBJS) + +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/integrator/config.mk b/board/armltd/integrator/config.mk new file mode 100644 index 000000000..25b79b3e7 --- /dev/null +++ b/board/armltd/integrator/config.mk @@ -0,0 +1,5 @@ +# +# image should be loaded at 0x01000000 +# + +TEXT_BASE = 0x01000000 diff --git a/board/armltd/integrator/integrator.c b/board/armltd/integrator/integrator.c new file mode 100644 index 000000000..a46deea44 --- /dev/null +++ b/board/armltd/integrator/integrator.c @@ -0,0 +1,135 @@ +/* + * (C) Copyright 2002 + * Sysgo Real-Time Solutions, GmbH + * Marius Groeger + * + * (C) Copyright 2002 + * David Mueller, ELSOFT AG, + * + * (C) Copyright 2003 + * Texas Instruments, + * Kshitij Gupta + * + * (C) Copyright 2004 + * ARM Ltd. + * Philippe Robin, + * + * 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 +#ifdef CONFIG_PCI +#include +#endif + +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 */ +#ifdef CONFIG_ARCH_CINTEGRATOR + gd->bd->bi_arch_number = MACH_TYPE_CINTEGRATOR; +#else + gd->bd->bi_arch_number = MACH_TYPE_INTEGRATOR; +#endif + + /* 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) +{ +#ifdef CONFIG_PCI + pci_init(); +#endif + 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; +} + +#ifdef CONFIG_PCI +int board_eth_init(bd_t *bis) +{ + return pci_eth_init(bis); +} +#endif diff --git a/board/armltd/integrator/lowlevel_init.S b/board/armltd/integrator/lowlevel_init.S new file mode 100644 index 000000000..ab9589c95 --- /dev/null +++ b/board/armltd/integrator/lowlevel_init.S @@ -0,0 +1,213 @@ +/* + * Board specific setup info + * + * (C) Copyright 2004, ARM Ltd. + * Philippe Robin, + * + * 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 +#include + + /* 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) + +#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 + add 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/integrator/pci.c b/board/armltd/integrator/pci.c new file mode 100644 index 000000000..6ee2a8530 --- /dev/null +++ b/board/armltd/integrator/pci.c @@ -0,0 +1,396 @@ +/* + * (C) Copyright 2002 + * Sysgo Real-Time Solutions, GmbH + * Marius Groeger + * + * (C) Copyright 2002 + * David Mueller, ELSOFT AG, + * + * (C) Copyright 2003 + * Texas Instruments, + * Kshitij Gupta + * + * (C) Copyright 2004 + * ARM Ltd. + * Philippe Robin, + * + * 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 +#include + +/* + * Initialize PCI Devices, report devices found. + */ + +#ifndef CONFIG_PCI_PNP +static struct pci_config_table pci_integrator_config_table[] = { + { PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, 0x0f, PCI_ANY_ID, + pci_cfgfunc_config_device, { PCI_ENET0_IOADDR, + PCI_ENET0_MEMADDR, + PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER }}, + { } +}; +#endif /* CONFIG_PCI_PNP */ + +/* V3 access routines */ +#define _V3Write16(o,v) (*(volatile unsigned short *)(PCI_V3_BASE + (unsigned int)(o)) = (unsigned short)(v)) +#define _V3Read16(o) (*(volatile unsigned short *)(PCI_V3_BASE + (unsigned int)(o))) + +#define _V3Write32(o,v) (*(volatile unsigned int *)(PCI_V3_BASE + (unsigned int)(o)) = (unsigned int)(v)) +#define _V3Read32(o) (*(volatile unsigned int *)(PCI_V3_BASE + (unsigned int)(o))) + +/* Compute address necessary to access PCI config space for the given */ +/* bus and device. */ +#define PCI_CONFIG_ADDRESS( __bus, __devfn, __offset ) ({ \ + unsigned int __address, __devicebit; \ + unsigned short __mapaddress; \ + unsigned int __dev = PCI_DEV (__devfn); /* FIXME to check!! (slot?) */ \ + \ + if (__bus == 0) { \ + /* local bus segment so need a type 0 config cycle */ \ + /* build the PCI configuration "address" with one-hot in A31-A11 */ \ + __address = PCI_CONFIG_BASE; \ + __address |= ((__devfn & 0x07) << 8); \ + __address |= __offset & 0xFF; \ + __mapaddress = 0x000A; /* 101=>config cycle, 0=>A1=A0=0 */ \ + __devicebit = (1 << (__dev + 11)); \ + \ + if ((__devicebit & 0xFF000000) != 0) { \ + /* high order bits are handled by the MAP register */ \ + __mapaddress |= (__devicebit >> 16); \ + } else { \ + /* low order bits handled directly in the address */ \ + __address |= __devicebit; \ + } \ + } else { /* bus !=0 */ \ + /* not the local bus segment so need a type 1 config cycle */ \ + /* A31-A24 are don't care (so clear to 0) */ \ + __mapaddress = 0x000B; /* 101=>config cycle, 1=>A1&A0 from PCI_CFG */ \ + __address = PCI_CONFIG_BASE; \ + __address |= ((__bus & 0xFF) << 16); /* bits 23..16 = bus number */ \ + __address |= ((__dev & 0x1F) << 11); /* bits 15..11 = device number */ \ + __address |= ((__devfn & 0x07) << 8); /* bits 10..8 = function number */ \ + __address |= __offset & 0xFF; /* bits 7..0 = register number */ \ + } \ + _V3Write16 (V3_LB_MAP1, __mapaddress); \ + __address; \ +}) + +/* _V3OpenConfigWindow - open V3 configuration window */ +#define _V3OpenConfigWindow() { \ + /* Set up base0 to see all 512Mbytes of memory space (not */ \ + /* prefetchable), this frees up base1 for re-use by configuration*/ \ + /* memory */ \ + \ + _V3Write32 (V3_LB_BASE0, ((INTEGRATOR_PCI_BASE & 0xFFF00000) | \ + 0x90 | V3_LB_BASE_M_ENABLE)); \ + /* Set up base1 to point into configuration space, note that MAP1 */ \ + /* register is set up by pciMakeConfigAddress(). */ \ + \ + _V3Write32 (V3_LB_BASE1, ((CPU_PCI_CNFG_ADRS & 0xFFF00000) | \ + 0x40 | V3_LB_BASE_M_ENABLE)); \ +} + +/* _V3CloseConfigWindow - close V3 configuration window */ +#define _V3CloseConfigWindow() { \ + /* Reassign base1 for use by prefetchable PCI memory */ \ + _V3Write32 (V3_LB_BASE1, (((INTEGRATOR_PCI_BASE + 0x10000000) & 0xFFF00000) \ + | 0x84 | V3_LB_BASE_M_ENABLE)); \ + _V3Write16 (V3_LB_MAP1, \ + (((INTEGRATOR_PCI_BASE + 0x10000000) & 0xFFF00000) >> 16) | 0x0006); \ + \ + /* And shrink base0 back to a 256M window (NOTE: MAP0 already correct) */ \ + \ + _V3Write32 (V3_LB_BASE0, ((INTEGRATOR_PCI_BASE & 0xFFF00000) | \ + 0x80 | V3_LB_BASE_M_ENABLE)); \ +} + +static int pci_integrator_read_byte (struct pci_controller *hose, pci_dev_t dev, + int offset, unsigned char *val) +{ + _V3OpenConfigWindow (); + *val = *(volatile unsigned char *) PCI_CONFIG_ADDRESS (PCI_BUS (dev), + PCI_FUNC (dev), + offset); + _V3CloseConfigWindow (); + + return 0; +} + +static int pci_integrator_read__word (struct pci_controller *hose, + pci_dev_t dev, int offset, + unsigned short *val) +{ + _V3OpenConfigWindow (); + *val = *(volatile unsigned short *) PCI_CONFIG_ADDRESS (PCI_BUS (dev), + PCI_FUNC (dev), + offset); + _V3CloseConfigWindow (); + + return 0; +} + +static int pci_integrator_read_dword (struct pci_controller *hose, + pci_dev_t dev, int offset, + unsigned int *val) +{ + _V3OpenConfigWindow (); + *val = *(volatile unsigned short *) PCI_CONFIG_ADDRESS (PCI_BUS (dev), + PCI_FUNC (dev), + offset); + *val |= (*(volatile unsigned int *) + PCI_CONFIG_ADDRESS (PCI_BUS (dev), PCI_FUNC (dev), + (offset + 2))) << 16; + _V3CloseConfigWindow (); + + return 0; +} + +static int pci_integrator_write_byte (struct pci_controller *hose, + pci_dev_t dev, int offset, + unsigned char val) +{ + _V3OpenConfigWindow (); + *(volatile unsigned char *) PCI_CONFIG_ADDRESS (PCI_BUS (dev), + PCI_FUNC (dev), + offset) = val; + _V3CloseConfigWindow (); + + return 0; +} + +static int pci_integrator_write_word (struct pci_controller *hose, + pci_dev_t dev, int offset, + unsigned short val) +{ + _V3OpenConfigWindow (); + *(volatile unsigned short *) PCI_CONFIG_ADDRESS (PCI_BUS (dev), + PCI_FUNC (dev), + offset) = val; + _V3CloseConfigWindow (); + + return 0; +} + +static int pci_integrator_write_dword (struct pci_controller *hose, + pci_dev_t dev, int offset, + unsigned int val) +{ + _V3OpenConfigWindow (); + *(volatile unsigned short *) PCI_CONFIG_ADDRESS (PCI_BUS (dev), + PCI_FUNC (dev), + offset) = (val & 0xFFFF); + *(volatile unsigned short *) PCI_CONFIG_ADDRESS (PCI_BUS (dev), + PCI_FUNC (dev), + (offset + 2)) = ((val >> 16) & 0xFFFF); + _V3CloseConfigWindow (); + + return 0; +} +/****************************** + * PCI initialisation + ******************************/ + +struct pci_controller integrator_hose = { +#ifndef CONFIG_PCI_PNP + config_table: pci_integrator_config_table, +#endif +}; + +void pci_init_board (void) +{ + volatile int i, j; + struct pci_controller *hose = &integrator_hose; + + /* setting this register will take the V3 out of reset */ + + *(volatile unsigned int *) (INTEGRATOR_SC_PCIENABLE) = 1; + + /* wait a few usecs to settle the device and the PCI bus */ + + for (i = 0; i < 100; i++) + j = i + 1; + + /* Now write the Base I/O Address Word to V3_BASE + 0x6C */ + + *(volatile unsigned short *) (V3_BASE + V3_LB_IO_BASE) = + (unsigned short) (V3_BASE >> 16); + + do { + *(volatile unsigned char *) (V3_BASE + V3_MAIL_DATA) = 0xAA; + *(volatile unsigned char *) (V3_BASE + V3_MAIL_DATA + 4) = + 0x55; + } while (*(volatile unsigned char *) (V3_BASE + V3_MAIL_DATA) != 0xAA + || *(volatile unsigned char *) (V3_BASE + V3_MAIL_DATA + + 4) != 0x55); + + /* Make sure that V3 register access is not locked, if it is, unlock it */ + + if ((*(volatile unsigned short *) (V3_BASE + V3_SYSTEM) & + V3_SYSTEM_M_LOCK) + == V3_SYSTEM_M_LOCK) + *(volatile unsigned short *) (V3_BASE + V3_SYSTEM) = 0xA05F; + + /* Ensure that the slave accesses from PCI are disabled while we */ + /* setup windows */ + + *(volatile unsigned short *) (V3_BASE + V3_PCI_CMD) &= + ~(V3_COMMAND_M_MEM_EN | V3_COMMAND_M_IO_EN); + + /* Clear RST_OUT to 0; keep the PCI bus in reset until we've finished */ + + *(volatile unsigned short *) (V3_BASE + V3_SYSTEM) &= + ~V3_SYSTEM_M_RST_OUT; + + /* Make all accesses from PCI space retry until we're ready for them */ + + *(volatile unsigned short *) (V3_BASE + V3_PCI_CFG) |= + V3_PCI_CFG_M_RETRY_EN; + + /* Set up any V3 PCI Configuration Registers that we absolutely have to */ + /* LB_CFG controls Local Bus protocol. */ + /* Enable LocalBus byte strobes for READ accesses too. */ + /* set bit 7 BE_IMODE and bit 6 BE_OMODE */ + + *(volatile unsigned short *) (V3_BASE + V3_LB_CFG) |= 0x0C0; + + /* PCI_CMD controls overall PCI operation. */ + /* Enable PCI bus master. */ + + *(volatile unsigned short *) (V3_BASE + V3_PCI_CMD) |= 0x04; + + /* PCI_MAP0 controls where the PCI to CPU memory window is on Local Bus */ + + *(volatile unsigned int *) (V3_BASE + V3_PCI_MAP0) = + (INTEGRATOR_BOOT_ROM_BASE) | (V3_PCI_MAP_M_ADR_SIZE_512M | + V3_PCI_MAP_M_REG_EN | + V3_PCI_MAP_M_ENABLE); + + /* PCI_BASE0 is the PCI address of the start of the window */ + + *(volatile unsigned int *) (V3_BASE + V3_PCI_BASE0) = + INTEGRATOR_BOOT_ROM_BASE; + + /* PCI_MAP1 is LOCAL address of the start of the window */ + + *(volatile unsigned int *) (V3_BASE + V3_PCI_MAP1) = + (INTEGRATOR_HDR0_SDRAM_BASE) | (V3_PCI_MAP_M_ADR_SIZE_1024M | + V3_PCI_MAP_M_REG_EN | + V3_PCI_MAP_M_ENABLE); + + /* PCI_BASE1 is the PCI address of the start of the window */ + + *(volatile unsigned int *) (V3_BASE + V3_PCI_BASE1) = + INTEGRATOR_HDR0_SDRAM_BASE; + + /* Set up the windows from local bus memory into PCI configuration, */ + /* I/O and Memory. */ + /* PCI I/O, LB_BASE2 and LB_MAP2 are used exclusively for this. */ + + *(volatile unsigned short *) (V3_BASE + V3_LB_BASE2) = + ((CPU_PCI_IO_ADRS >> 24) << 8) | V3_LB_BASE_M_ENABLE; + *(volatile unsigned short *) (V3_BASE + V3_LB_MAP2) = 0; + + /* PCI Configuration, use LB_BASE1/LB_MAP1. */ + + /* PCI Memory use LB_BASE0/LB_MAP0 and LB_BASE1/LB_MAP1 */ + /* Map first 256Mbytes as non-prefetchable via BASE0/MAP0 */ + /* (INTEGRATOR_PCI_BASE == PCI_MEM_BASE) */ + + *(volatile unsigned int *) (V3_BASE + V3_LB_BASE0) = + INTEGRATOR_PCI_BASE | (0x80 | V3_LB_BASE_M_ENABLE); + + *(volatile unsigned short *) (V3_BASE + V3_LB_MAP0) = + ((INTEGRATOR_PCI_BASE >> 20) << 0x4) | 0x0006; + + /* Map second 256 Mbytes as prefetchable via BASE1/MAP1 */ + + *(volatile unsigned int *) (V3_BASE + V3_LB_BASE1) = + INTEGRATOR_PCI_BASE | (0x84 | V3_LB_BASE_M_ENABLE); + + *(volatile unsigned short *) (V3_BASE + V3_LB_MAP1) = + (((INTEGRATOR_PCI_BASE + 0x10000000) >> 20) << 4) | 0x0006; + + /* Allow accesses to PCI Configuration space */ + /* and set up A1, A0 for type 1 config cycles */ + + *(volatile unsigned short *) (V3_BASE + V3_PCI_CFG) = + ((*(volatile unsigned short *) (V3_BASE + V3_PCI_CFG)) & + ~(V3_PCI_CFG_M_RETRY_EN | V3_PCI_CFG_M_AD_LOW1)) | + V3_PCI_CFG_M_AD_LOW0; + + /* now we can allow in PCI MEMORY accesses */ + + *(volatile unsigned short *) (V3_BASE + V3_PCI_CMD) = + (*(volatile unsigned short *) (V3_BASE + V3_PCI_CMD)) | + V3_COMMAND_M_MEM_EN; + + /* Set RST_OUT to take the PCI bus is out of reset, PCI devices can */ + /* initialise and lock the V3 system register so that no one else */ + /* can play with it */ + + *(volatile unsigned short *) (V3_BASE + V3_SYSTEM) = + (*(volatile unsigned short *) (V3_BASE + V3_SYSTEM)) | + V3_SYSTEM_M_RST_OUT; + + *(volatile unsigned short *) (V3_BASE + V3_SYSTEM) = + (*(volatile unsigned short *) (V3_BASE + V3_SYSTEM)) | + V3_SYSTEM_M_LOCK; + + /* + * Register the hose + */ + hose->first_busno = 0; + hose->last_busno = 0xff; + + /* System memory space */ + pci_set_region (hose->regions + 0, + 0x00000000, 0x40000000, 0x01000000, + PCI_REGION_MEM | PCI_REGION_SYS_MEMORY); + + /* PCI Memory - config space */ + pci_set_region (hose->regions + 1, + 0x00000000, 0x62000000, 0x01000000, PCI_REGION_MEM); + + /* PCI V3 regs */ + pci_set_region (hose->regions + 2, + 0x00000000, 0x61000000, 0x00080000, PCI_REGION_MEM); + + /* PCI I/O space */ + pci_set_region (hose->regions + 3, + 0x00000000, 0x60000000, 0x00010000, PCI_REGION_IO); + + pci_set_ops (hose, + pci_integrator_read_byte, + pci_integrator_read__word, + pci_integrator_read_dword, + pci_integrator_write_byte, + pci_integrator_write_word, pci_integrator_write_dword); + + hose->region_count = 4; + + pci_register_hose (hose); + + pciauto_config_init (hose); + pciauto_config_device (hose, 0); + + hose->last_busno = pci_hose_scan (hose); +} diff --git a/board/armltd/integrator/split_by_variant.sh b/board/armltd/integrator/split_by_variant.sh new file mode 100755 index 000000000..d67bdc234 --- /dev/null +++ b/board/armltd/integrator/split_by_variant.sh @@ -0,0 +1,235 @@ +#!/bin/sh + +mkdir -p ${obj}include +mkdir -p ${obj}board/armltd/integrator + +config_file=${obj}include/config.h + +if [ "$1" = "ap" ] +then +# --------------------------------------------------------- +# Set the platform defines +# --------------------------------------------------------- +echo -n "/* Integrator configuration implied " > ${config_file} +echo " by Makefile target */" >> ${config_file} +echo -n "#define CONFIG_INTEGRATOR" >> ${config_file} +echo " /* Integrator board */" >> ${config_file} +echo -n "#define CONFIG_ARCH_INTEGRATOR" >> ${config_file} +echo " 1 /* Integrator/AP */" >> ${config_file} +# --------------------------------------------------------- +# Set the core module defines according to Core Module +# --------------------------------------------------------- +cpu="arm_intcm" +variant="unknown core module" + +if [ "$2" = "" ] +then + echo "$0:: No parameters - using arm_intcm" +else + case "$2" in + ap7_config) + cpu="arm_intcm" + variant="unported core module CM7TDMI" + ;; + + ap966) + cpu="arm_intcm" + variant="unported core module CM966E-S" + ;; + + ap922_config) + cpu="arm_intcm" + variant="unported core module CM922T" + ;; + + integratorap_config | \ + ap_config) + cpu="arm_intcm" + variant="unspecified core module" + ;; + + ap720t_config) + cpu="arm720t" + echo -n "#define CONFIG_CM720T" >> ${config_file} + echo " 1 /* CPU core is ARM720T */ " >> ${config_file} + variant="Core module CM720T" + ;; + + ap922_XA10_config) + cpu="arm_intcm" + variant="unported core module CM922T_XA10" + echo -n "#define CONFIG_CM922T_XA10" >> ${config_file} + echo " 1 /* CPU core is ARM922T_XA10 */" >> ${config_file} + ;; + + ap920t_config) + cpu="arm920t" + variant="Core module CM920T" + echo -n "#define CONFIG_CM920T" >> ${config_file} + echo " 1 /* CPU core is ARM920T */" >> ${config_file} + ;; + + ap926ejs_config) + cpu="arm926ejs" + variant="Core module CM926EJ-S" + echo -n "#define CONFIG_CM926EJ_S" >> ${config_file} + echo " 1 /* CPU core is ARM926EJ-S */ " >> ${config_file} + ;; + + ap946es_config) + cpu="arm946es" + variant="Core module CM946E-S" + echo -n "#define CONFIG_CM946E_S" >> ${config_file} + echo " 1 /* CPU core is ARM946E-S */ " >> ${config_file} + ;; + + *) + echo "$0:: Unknown core module" + variant="unknown core module" + cpu="arm_intcm" + ;; + + esac +fi + +case "$cpu" in + arm_intcm) + echo "/* Core module undefined/not ported */" >> ${config_file} + echo "#define CONFIG_ARM_INTCM 1" >> ${config_file} + echo -n "#undef CONFIG_CM_MULTIPLE_SSRAM" >> ${config_file} + echo -n " /* CM may not have " >> ${config_file} + echo "multiple SSRAM mapping */" >> ${config_file} + echo -n "#undef CONFIG_CM_SPD_DETECT " >> ${config_file} + echo -n " /* CM may not support SPD " >> ${config_file} + echo "query */" >> ${config_file} + echo -n "#undef CONFIG_CM_REMAP " >> ${config_file} + echo -n " /* CM may not support " >> ${config_file} + echo "remapping */" >> ${config_file} + echo -n "#undef CONFIG_CM_INIT " >> ${config_file} + echo -n " /* CM may not have " >> ${config_file} + echo "initialization reg */" >> ${config_file} + echo -n "#undef CONFIG_CM_TCRAM " >> ${config_file} + echo " /* CM may not have TCRAM */" >> ${config_file} + echo -n " /* May not be processor " >> ${config_file} + echo "without cache support */" >> ${config_file} + echo "#define CONFIG_SYS_NO_ICACHE 1" >> ${config_file} + echo "#define CONFIG_SYS_NO_DCACHE 1" >> ${config_file} + ;; + + arm720t) + echo -n " /* May not be processor " >> ${config_file} + echo "without cache support */" >> ${config_file} + echo "#define CONFIG_SYS_NO_ICACHE 1" >> ${config_file} + echo "#define CONFIG_SYS_NO_DCACHE 1" >> ${config_file} + ;; +esac + +else + +# --------------------------------------------------------- +# Set the platform defines +# --------------------------------------------------------- +echo -n "/* Integrator configuration implied " > ${config_file} +echo " by Makefile target */" >> ${config_file} +echo -n "#define CONFIG_INTEGRATOR" >> ${config_file} +echo " /* Integrator board */" >> ${config_file} +echo -n "#define CONFIG_ARCH_CINTEGRATOR" >> ${config_file} +echo " 1 /* Integrator/CP */" >> ${config_file} + +cpu="arm_intcm" +variant="unknown core module" + +if [ "$2" = "" ] +then + echo "$0:: No parameters - using arm_intcm" +else + case "$2" 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" >> ${config_file} + echo " 1 /* CPU core is ARM922T_XA10 */" >> ${config_file} + ;; + + cp920t_config) + cpu="arm920t" + variant="Core module CM920T" + echo -n "#define CONFIG_CM920T" >> ${config_file} + echo " 1 /* CPU core is ARM920T */" >> ${config_file} + ;; + + cp926ejs_config) + cpu="arm926ejs" + variant="Core module CM926EJ-S" + echo -n "#define CONFIG_CM926EJ_S" >> ${config_file} + echo " 1 /* CPU core is ARM926EJ-S */ " >> ${config_file} + ;; + + + cp946es_config) + cpu="arm946es" + variant="Core module CM946E-S" + echo -n "#define CONFIG_CM946E_S" >> ${config_file} + echo " 1 /* CPU core is ARM946E-S */ " >> ${config_file} + ;; + + cp1136_config) + cpu="arm1136" + variant="Core module CM1136EJF-S" + echo -n "#define CONFIG_CM1136EJF_S" >> ${config_file} + echo " 1 /* CPU core is ARM1136JF-S */ " >> ${config_file} + ;; + + *) + 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 */" >> ${config_file} + echo "#define CONFIG_ARM_INTCM 1" >> ${config_file} + echo -n "#undef CONFIG_CM_MULTIPLE_SSRAM" >> ${config_file} + echo -n " /* CM may not have " >> ${config_file} + echo "multiple SSRAM mapping */" >> ${config_file} + echo -n "#undef CONFIG_CM_SPD_DETECT " >> ${config_file} + echo -n " /* CM may not support SPD " >> ${config_file} + echo "query */" >> ${config_file} + echo -n "#undef CONFIG_CM_REMAP " >> ${config_file} + echo -n " /* CM may not support " >> ${config_file} + echo "remapping */" >> ${config_file} + echo -n "#undef CONFIG_CM_INIT " >> ${config_file} + echo -n " /* CM may not have " >> ${config_file} + echo "initialization reg */" >> ${config_file} + echo -n "#undef CONFIG_CM_TCRAM " >> ${config_file} + echo " /* CM may not have TCRAM */" >> ${config_file} +fi + +fi # ap + +# --------------------------------------------------------- +# Complete the configuration +# --------------------------------------------------------- +$MKCONFIG -a integrator$1 arm $cpu integrator armltd; +echo "Variant:: $variant with core $cpu" diff --git a/board/armltd/integrator/timer.c b/board/armltd/integrator/timer.c new file mode 100644 index 000000000..087cf5962 --- /dev/null +++ b/board/armltd/integrator/timer.c @@ -0,0 +1,200 @@ +/* + * (C) Copyright 2002 + * Sysgo Real-Time Solutions, GmbH + * Marius Groeger + * + * (C) Copyright 2002 + * David Mueller, ELSOFT AG, + * + * (C) Copyright 2003 + * Texas Instruments, + * Kshitij Gupta + * + * (C) Copyright 2004 + * ARM Ltd. + * Philippe Robin, + * + * 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 +#include + +#ifdef CONFIG_ARCH_CINTEGRATOR +#define DIV_CLOCK_INIT 1 +#define TIMER_LOAD_VAL 0xFFFFFFFFL +#else +#define DIV_CLOCK_INIT 256 +#define TIMER_LOAD_VAL 0x0000FFFFL +#endif +/* 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 */ +/* Divisor applied to timer clock */ +static unsigned long long div_clock = DIV_CLOCK_INIT; +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 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; +#ifdef CONFIG_ARCH_CINTEGRATOR + /* 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; +#else + /* Set timer to be + * enabled 1 + * free-running 0 + * XX 00 + * divider 256 10 + * XX 00 + */ + *(volatile ulong *)(CONFIG_SYS_TIMERBASE + 8) = 0x00000088; +#endif + + /* init the timestamp */ + total_count = 0ULL; + reset_timer_masked(); + + div_timer = CONFIG_SYS_HZ_CLOCK; + do_div(div_timer, CONFIG_SYS_HZ); + do_div(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 = 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 = 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 = 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 get_timer(0); +} + +/* + * Return the timebase clock frequency + * i.e. how often the timer decrements + */ +ulong get_tbclk (void) +{ + unsigned long long tmp = CONFIG_SYS_HZ_CLOCK; + + do_div(tmp, div_clock); + + return tmp; +} diff --git a/board/armltd/integratorap/Makefile b/board/armltd/integratorap/Makefile deleted file mode 100644 index da82f5c0e..000000000 --- a/board/armltd/integratorap/Makefile +++ /dev/null @@ -1,58 +0,0 @@ -# -# (C) Copyright 2000-2006 -# Wolfgang Denk, DENX Software Engineering, wd@denx.de. -# -# (C) Copyright 2004 -# ARM Ltd. -# Philippe Robin, -# -# 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-y := lowlevel_init.o - -COBJS-y := integratorap.o -COBJS-$(CONFIG_PCI) += pci.o -COBJS-y += timer.o - -SRCS := $(SOBJS-y:.o=.S) $(COBJS-y:.o=.c) -COBJS := $(addprefix $(obj),$(COBJS-y)) -SOBJS := $(addprefix $(obj),$(SOBJS-y)) - -$(LIB): $(obj).depend $(COBJS) $(SOBJS) - $(AR) $(ARFLAGS) $@ $(COBJS) $(SOBJS) - -clean: - rm -f $(SOBJS) $(COBJS) - -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/integratorap/config.mk b/board/armltd/integratorap/config.mk deleted file mode 100644 index 25b79b3e7..000000000 --- a/board/armltd/integratorap/config.mk +++ /dev/null @@ -1,5 +0,0 @@ -# -# image should be loaded at 0x01000000 -# - -TEXT_BASE = 0x01000000 diff --git a/board/armltd/integratorap/integratorap.c b/board/armltd/integratorap/integratorap.c deleted file mode 100644 index f58956e6f..000000000 --- a/board/armltd/integratorap/integratorap.c +++ /dev/null @@ -1,127 +0,0 @@ -/* - * (C) Copyright 2002 - * Sysgo Real-Time Solutions, GmbH - * Marius Groeger - * - * (C) Copyright 2002 - * David Mueller, ELSOFT AG, - * - * (C) Copyright 2003 - * Texas Instruments, - * Kshitij Gupta - * - * (C) Copyright 2004 - * ARM Ltd. - * Philippe Robin, - * - * 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 -#include - -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_INTEGRATOR; - - /* 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) -{ -#ifdef CONFIG_PCI - pci_init(); -#endif - 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; -} - -int board_eth_init(bd_t *bis) -{ - return pci_eth_init(bis); -} diff --git a/board/armltd/integratorap/lowlevel_init.S b/board/armltd/integratorap/lowlevel_init.S deleted file mode 100644 index ab9589c95..000000000 --- a/board/armltd/integratorap/lowlevel_init.S +++ /dev/null @@ -1,213 +0,0 @@ -/* - * Board specific setup info - * - * (C) Copyright 2004, ARM Ltd. - * Philippe Robin, - * - * 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 -#include - - /* 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) - -#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 - add 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/integratorap/pci.c b/board/armltd/integratorap/pci.c deleted file mode 100644 index 6ee2a8530..000000000 --- a/board/armltd/integratorap/pci.c +++ /dev/null @@ -1,396 +0,0 @@ -/* - * (C) Copyright 2002 - * Sysgo Real-Time Solutions, GmbH - * Marius Groeger - * - * (C) Copyright 2002 - * David Mueller, ELSOFT AG, - * - * (C) Copyright 2003 - * Texas Instruments, - * Kshitij Gupta - * - * (C) Copyright 2004 - * ARM Ltd. - * Philippe Robin, - * - * 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 -#include - -/* - * Initialize PCI Devices, report devices found. - */ - -#ifndef CONFIG_PCI_PNP -static struct pci_config_table pci_integrator_config_table[] = { - { PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, 0x0f, PCI_ANY_ID, - pci_cfgfunc_config_device, { PCI_ENET0_IOADDR, - PCI_ENET0_MEMADDR, - PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER }}, - { } -}; -#endif /* CONFIG_PCI_PNP */ - -/* V3 access routines */ -#define _V3Write16(o,v) (*(volatile unsigned short *)(PCI_V3_BASE + (unsigned int)(o)) = (unsigned short)(v)) -#define _V3Read16(o) (*(volatile unsigned short *)(PCI_V3_BASE + (unsigned int)(o))) - -#define _V3Write32(o,v) (*(volatile unsigned int *)(PCI_V3_BASE + (unsigned int)(o)) = (unsigned int)(v)) -#define _V3Read32(o) (*(volatile unsigned int *)(PCI_V3_BASE + (unsigned int)(o))) - -/* Compute address necessary to access PCI config space for the given */ -/* bus and device. */ -#define PCI_CONFIG_ADDRESS( __bus, __devfn, __offset ) ({ \ - unsigned int __address, __devicebit; \ - unsigned short __mapaddress; \ - unsigned int __dev = PCI_DEV (__devfn); /* FIXME to check!! (slot?) */ \ - \ - if (__bus == 0) { \ - /* local bus segment so need a type 0 config cycle */ \ - /* build the PCI configuration "address" with one-hot in A31-A11 */ \ - __address = PCI_CONFIG_BASE; \ - __address |= ((__devfn & 0x07) << 8); \ - __address |= __offset & 0xFF; \ - __mapaddress = 0x000A; /* 101=>config cycle, 0=>A1=A0=0 */ \ - __devicebit = (1 << (__dev + 11)); \ - \ - if ((__devicebit & 0xFF000000) != 0) { \ - /* high order bits are handled by the MAP register */ \ - __mapaddress |= (__devicebit >> 16); \ - } else { \ - /* low order bits handled directly in the address */ \ - __address |= __devicebit; \ - } \ - } else { /* bus !=0 */ \ - /* not the local bus segment so need a type 1 config cycle */ \ - /* A31-A24 are don't care (so clear to 0) */ \ - __mapaddress = 0x000B; /* 101=>config cycle, 1=>A1&A0 from PCI_CFG */ \ - __address = PCI_CONFIG_BASE; \ - __address |= ((__bus & 0xFF) << 16); /* bits 23..16 = bus number */ \ - __address |= ((__dev & 0x1F) << 11); /* bits 15..11 = device number */ \ - __address |= ((__devfn & 0x07) << 8); /* bits 10..8 = function number */ \ - __address |= __offset & 0xFF; /* bits 7..0 = register number */ \ - } \ - _V3Write16 (V3_LB_MAP1, __mapaddress); \ - __address; \ -}) - -/* _V3OpenConfigWindow - open V3 configuration window */ -#define _V3OpenConfigWindow() { \ - /* Set up base0 to see all 512Mbytes of memory space (not */ \ - /* prefetchable), this frees up base1 for re-use by configuration*/ \ - /* memory */ \ - \ - _V3Write32 (V3_LB_BASE0, ((INTEGRATOR_PCI_BASE & 0xFFF00000) | \ - 0x90 | V3_LB_BASE_M_ENABLE)); \ - /* Set up base1 to point into configuration space, note that MAP1 */ \ - /* register is set up by pciMakeConfigAddress(). */ \ - \ - _V3Write32 (V3_LB_BASE1, ((CPU_PCI_CNFG_ADRS & 0xFFF00000) | \ - 0x40 | V3_LB_BASE_M_ENABLE)); \ -} - -/* _V3CloseConfigWindow - close V3 configuration window */ -#define _V3CloseConfigWindow() { \ - /* Reassign base1 for use by prefetchable PCI memory */ \ - _V3Write32 (V3_LB_BASE1, (((INTEGRATOR_PCI_BASE + 0x10000000) & 0xFFF00000) \ - | 0x84 | V3_LB_BASE_M_ENABLE)); \ - _V3Write16 (V3_LB_MAP1, \ - (((INTEGRATOR_PCI_BASE + 0x10000000) & 0xFFF00000) >> 16) | 0x0006); \ - \ - /* And shrink base0 back to a 256M window (NOTE: MAP0 already correct) */ \ - \ - _V3Write32 (V3_LB_BASE0, ((INTEGRATOR_PCI_BASE & 0xFFF00000) | \ - 0x80 | V3_LB_BASE_M_ENABLE)); \ -} - -static int pci_integrator_read_byte (struct pci_controller *hose, pci_dev_t dev, - int offset, unsigned char *val) -{ - _V3OpenConfigWindow (); - *val = *(volatile unsigned char *) PCI_CONFIG_ADDRESS (PCI_BUS (dev), - PCI_FUNC (dev), - offset); - _V3CloseConfigWindow (); - - return 0; -} - -static int pci_integrator_read__word (struct pci_controller *hose, - pci_dev_t dev, int offset, - unsigned short *val) -{ - _V3OpenConfigWindow (); - *val = *(volatile unsigned short *) PCI_CONFIG_ADDRESS (PCI_BUS (dev), - PCI_FUNC (dev), - offset); - _V3CloseConfigWindow (); - - return 0; -} - -static int pci_integrator_read_dword (struct pci_controller *hose, - pci_dev_t dev, int offset, - unsigned int *val) -{ - _V3OpenConfigWindow (); - *val = *(volatile unsigned short *) PCI_CONFIG_ADDRESS (PCI_BUS (dev), - PCI_FUNC (dev), - offset); - *val |= (*(volatile unsigned int *) - PCI_CONFIG_ADDRESS (PCI_BUS (dev), PCI_FUNC (dev), - (offset + 2))) << 16; - _V3CloseConfigWindow (); - - return 0; -} - -static int pci_integrator_write_byte (struct pci_controller *hose, - pci_dev_t dev, int offset, - unsigned char val) -{ - _V3OpenConfigWindow (); - *(volatile unsigned char *) PCI_CONFIG_ADDRESS (PCI_BUS (dev), - PCI_FUNC (dev), - offset) = val; - _V3CloseConfigWindow (); - - return 0; -} - -static int pci_integrator_write_word (struct pci_controller *hose, - pci_dev_t dev, int offset, - unsigned short val) -{ - _V3OpenConfigWindow (); - *(volatile unsigned short *) PCI_CONFIG_ADDRESS (PCI_BUS (dev), - PCI_FUNC (dev), - offset) = val; - _V3CloseConfigWindow (); - - return 0; -} - -static int pci_integrator_write_dword (struct pci_controller *hose, - pci_dev_t dev, int offset, - unsigned int val) -{ - _V3OpenConfigWindow (); - *(volatile unsigned short *) PCI_CONFIG_ADDRESS (PCI_BUS (dev), - PCI_FUNC (dev), - offset) = (val & 0xFFFF); - *(volatile unsigned short *) PCI_CONFIG_ADDRESS (PCI_BUS (dev), - PCI_FUNC (dev), - (offset + 2)) = ((val >> 16) & 0xFFFF); - _V3CloseConfigWindow (); - - return 0; -} -/****************************** - * PCI initialisation - ******************************/ - -struct pci_controller integrator_hose = { -#ifndef CONFIG_PCI_PNP - config_table: pci_integrator_config_table, -#endif -}; - -void pci_init_board (void) -{ - volatile int i, j; - struct pci_controller *hose = &integrator_hose; - - /* setting this register will take the V3 out of reset */ - - *(volatile unsigned int *) (INTEGRATOR_SC_PCIENABLE) = 1; - - /* wait a few usecs to settle the device and the PCI bus */ - - for (i = 0; i < 100; i++) - j = i + 1; - - /* Now write the Base I/O Address Word to V3_BASE + 0x6C */ - - *(volatile unsigned short *) (V3_BASE + V3_LB_IO_BASE) = - (unsigned short) (V3_BASE >> 16); - - do { - *(volatile unsigned char *) (V3_BASE + V3_MAIL_DATA) = 0xAA; - *(volatile unsigned char *) (V3_BASE + V3_MAIL_DATA + 4) = - 0x55; - } while (*(volatile unsigned char *) (V3_BASE + V3_MAIL_DATA) != 0xAA - || *(volatile unsigned char *) (V3_BASE + V3_MAIL_DATA + - 4) != 0x55); - - /* Make sure that V3 register access is not locked, if it is, unlock it */ - - if ((*(volatile unsigned short *) (V3_BASE + V3_SYSTEM) & - V3_SYSTEM_M_LOCK) - == V3_SYSTEM_M_LOCK) - *(volatile unsigned short *) (V3_BASE + V3_SYSTEM) = 0xA05F; - - /* Ensure that the slave accesses from PCI are disabled while we */ - /* setup windows */ - - *(volatile unsigned short *) (V3_BASE + V3_PCI_CMD) &= - ~(V3_COMMAND_M_MEM_EN | V3_COMMAND_M_IO_EN); - - /* Clear RST_OUT to 0; keep the PCI bus in reset until we've finished */ - - *(volatile unsigned short *) (V3_BASE + V3_SYSTEM) &= - ~V3_SYSTEM_M_RST_OUT; - - /* Make all accesses from PCI space retry until we're ready for them */ - - *(volatile unsigned short *) (V3_BASE + V3_PCI_CFG) |= - V3_PCI_CFG_M_RETRY_EN; - - /* Set up any V3 PCI Configuration Registers that we absolutely have to */ - /* LB_CFG controls Local Bus protocol. */ - /* Enable LocalBus byte strobes for READ accesses too. */ - /* set bit 7 BE_IMODE and bit 6 BE_OMODE */ - - *(volatile unsigned short *) (V3_BASE + V3_LB_CFG) |= 0x0C0; - - /* PCI_CMD controls overall PCI operation. */ - /* Enable PCI bus master. */ - - *(volatile unsigned short *) (V3_BASE + V3_PCI_CMD) |= 0x04; - - /* PCI_MAP0 controls where the PCI to CPU memory window is on Local Bus */ - - *(volatile unsigned int *) (V3_BASE + V3_PCI_MAP0) = - (INTEGRATOR_BOOT_ROM_BASE) | (V3_PCI_MAP_M_ADR_SIZE_512M | - V3_PCI_MAP_M_REG_EN | - V3_PCI_MAP_M_ENABLE); - - /* PCI_BASE0 is the PCI address of the start of the window */ - - *(volatile unsigned int *) (V3_BASE + V3_PCI_BASE0) = - INTEGRATOR_BOOT_ROM_BASE; - - /* PCI_MAP1 is LOCAL address of the start of the window */ - - *(volatile unsigned int *) (V3_BASE + V3_PCI_MAP1) = - (INTEGRATOR_HDR0_SDRAM_BASE) | (V3_PCI_MAP_M_ADR_SIZE_1024M | - V3_PCI_MAP_M_REG_EN | - V3_PCI_MAP_M_ENABLE); - - /* PCI_BASE1 is the PCI address of the start of the window */ - - *(volatile unsigned int *) (V3_BASE + V3_PCI_BASE1) = - INTEGRATOR_HDR0_SDRAM_BASE; - - /* Set up the windows from local bus memory into PCI configuration, */ - /* I/O and Memory. */ - /* PCI I/O, LB_BASE2 and LB_MAP2 are used exclusively for this. */ - - *(volatile unsigned short *) (V3_BASE + V3_LB_BASE2) = - ((CPU_PCI_IO_ADRS >> 24) << 8) | V3_LB_BASE_M_ENABLE; - *(volatile unsigned short *) (V3_BASE + V3_LB_MAP2) = 0; - - /* PCI Configuration, use LB_BASE1/LB_MAP1. */ - - /* PCI Memory use LB_BASE0/LB_MAP0 and LB_BASE1/LB_MAP1 */ - /* Map first 256Mbytes as non-prefetchable via BASE0/MAP0 */ - /* (INTEGRATOR_PCI_BASE == PCI_MEM_BASE) */ - - *(volatile unsigned int *) (V3_BASE + V3_LB_BASE0) = - INTEGRATOR_PCI_BASE | (0x80 | V3_LB_BASE_M_ENABLE); - - *(volatile unsigned short *) (V3_BASE + V3_LB_MAP0) = - ((INTEGRATOR_PCI_BASE >> 20) << 0x4) | 0x0006; - - /* Map second 256 Mbytes as prefetchable via BASE1/MAP1 */ - - *(volatile unsigned int *) (V3_BASE + V3_LB_BASE1) = - INTEGRATOR_PCI_BASE | (0x84 | V3_LB_BASE_M_ENABLE); - - *(volatile unsigned short *) (V3_BASE + V3_LB_MAP1) = - (((INTEGRATOR_PCI_BASE + 0x10000000) >> 20) << 4) | 0x0006; - - /* Allow accesses to PCI Configuration space */ - /* and set up A1, A0 for type 1 config cycles */ - - *(volatile unsigned short *) (V3_BASE + V3_PCI_CFG) = - ((*(volatile unsigned short *) (V3_BASE + V3_PCI_CFG)) & - ~(V3_PCI_CFG_M_RETRY_EN | V3_PCI_CFG_M_AD_LOW1)) | - V3_PCI_CFG_M_AD_LOW0; - - /* now we can allow in PCI MEMORY accesses */ - - *(volatile unsigned short *) (V3_BASE + V3_PCI_CMD) = - (*(volatile unsigned short *) (V3_BASE + V3_PCI_CMD)) | - V3_COMMAND_M_MEM_EN; - - /* Set RST_OUT to take the PCI bus is out of reset, PCI devices can */ - /* initialise and lock the V3 system register so that no one else */ - /* can play with it */ - - *(volatile unsigned short *) (V3_BASE + V3_SYSTEM) = - (*(volatile unsigned short *) (V3_BASE + V3_SYSTEM)) | - V3_SYSTEM_M_RST_OUT; - - *(volatile unsigned short *) (V3_BASE + V3_SYSTEM) = - (*(volatile unsigned short *) (V3_BASE + V3_SYSTEM)) | - V3_SYSTEM_M_LOCK; - - /* - * Register the hose - */ - hose->first_busno = 0; - hose->last_busno = 0xff; - - /* System memory space */ - pci_set_region (hose->regions + 0, - 0x00000000, 0x40000000, 0x01000000, - PCI_REGION_MEM | PCI_REGION_SYS_MEMORY); - - /* PCI Memory - config space */ - pci_set_region (hose->regions + 1, - 0x00000000, 0x62000000, 0x01000000, PCI_REGION_MEM); - - /* PCI V3 regs */ - pci_set_region (hose->regions + 2, - 0x00000000, 0x61000000, 0x00080000, PCI_REGION_MEM); - - /* PCI I/O space */ - pci_set_region (hose->regions + 3, - 0x00000000, 0x60000000, 0x00010000, PCI_REGION_IO); - - pci_set_ops (hose, - pci_integrator_read_byte, - pci_integrator_read__word, - pci_integrator_read_dword, - pci_integrator_write_byte, - pci_integrator_write_word, pci_integrator_write_dword); - - hose->region_count = 4; - - pci_register_hose (hose); - - pciauto_config_init (hose); - pciauto_config_device (hose, 0); - - hose->last_busno = pci_hose_scan (hose); -} diff --git a/board/armltd/integratorap/split_by_variant.sh b/board/armltd/integratorap/split_by_variant.sh deleted file mode 100755 index 2f86b5210..000000000 --- a/board/armltd/integratorap/split_by_variant.sh +++ /dev/null @@ -1,127 +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_INTEGRATOR" >> tmp.fil -echo " 1 /* Integrator/AP */" >> tmp.fil -# --------------------------------------------------------- -# Set the core module defines according to Core Module -# --------------------------------------------------------- -cpu="arm_intcm" -variant="unknown core module" - -if [ "$1" = "" ] -then - echo "$0:: No parameters - using arm_intcm" -else - case "$1" in - ap7_config) - cpu="arm_intcm" - variant="unported core module CM7TDMI" - ;; - - ap966) - cpu="arm_intcm" - variant="unported core module CM966E-S" - ;; - - ap922_config) - cpu="arm_intcm" - variant="unported core module CM922T" - ;; - - integratorap_config | \ - ap_config) - cpu="arm_intcm" - variant="unspecified core module" - ;; - - ap720t_config) - cpu="arm720t" - echo -n "#define CONFIG_CM720T" >> tmp.fil - echo " 1 /* CPU core is ARM720T */ " >> tmp.fil - variant="Core module CM720T" - ;; - - ap922_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 - ;; - - ap920t_config) - cpu="arm920t" - variant="Core module CM920T" - echo -n "#define CONFIG_CM920T" >> tmp.fil - echo " 1 /* CPU core is ARM920T */" >> tmp.fil - ;; - - ap926ejs_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 - ;; - - ap946es_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 - ;; - - *) - echo "$0:: Unknown core module" - variant="unknown core module" - cpu="arm_intcm" - ;; - - esac -fi - -case "$cpu" in - arm_intcm) - 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 - echo -n " /* May not be processor " >> tmp.fil - echo "without cache support */" >> tmp.fil - echo "#define CONFIG_SYS_NO_ICACHE 1" >> tmp.fil - echo "#define CONFIG_SYS_NO_DCACHE 1" >> tmp.fil - ;; - - arm720t) - echo -n " /* May not be processor " >> tmp.fil - echo "without cache support */" >> tmp.fil - echo "#define CONFIG_SYS_NO_ICACHE 1" >> tmp.fil - echo "#define CONFIG_SYS_NO_DCACHE 1" >> tmp.fil - ;; -esac - -mkdir -p ${obj}include -mkdir -p ${obj}board/armltd/integratorap -mv tmp.fil ${obj}include/config.h -# --------------------------------------------------------- -# Complete the configuration -# --------------------------------------------------------- -$MKCONFIG -a integratorap arm $cpu integratorap armltd; -echo "Variant:: $variant with core $cpu" - diff --git a/board/armltd/integratorap/timer.c b/board/armltd/integratorap/timer.c deleted file mode 100644 index e85f8b654..000000000 --- a/board/armltd/integratorap/timer.c +++ /dev/null @@ -1,171 +0,0 @@ -/* - * (C) Copyright 2002 - * Sysgo Real-Time Solutions, GmbH - * Marius Groeger - * - * (C) Copyright 2002 - * David Mueller, ELSOFT AG, - * - * (C) Copyright 2003 - * Texas Instruments, - * Kshitij Gupta - * - * (C) Copyright 2004 - * ARM Ltd. - * Philippe Robin, - * - * 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 - -/* The Integrator/AP timer1 is clocked at 24MHz - * can be divided by 16 or 256 - * and is a 16-bit counter - */ -/* U-Boot expects a 32 bit timer running at CONFIG_SYS_HZ*/ -static ulong timestamp; /* U-Boot ticks since startup */ -static ulong total_count = 0; /* Total timer count */ -static ulong lastdec; /* Timer reading at last call */ -static ulong div_clock = 256; /* Divisor applied to the timer clock */ -static ulong div_timer = 1; /* Divisor to convert timer reading - * change to U-Boot ticks - */ -/* CONFIG_SYS_HZ = CONFIG_SYS_HZ_CLOCK/(div_clock * div_timer) */ - -#define TIMER_LOAD_VAL 0x0000FFFFL -#define READ_TIMER ((*(volatile ulong *)(CONFIG_SYS_TIMERBASE+4)) & 0x0000FFFFL) - -/* all function return values in U-Boot ticks i.e. (1/CONFIG_SYS_HZ) sec - * - unless otherwise stated - */ - -/* starts a counter - * - the Integrator/AP timer issues an interrupt - * each time it reaches zero - */ -int timer_init (void) -{ - /* Load timer with initial value */ - *(volatile ulong *)(CONFIG_SYS_TIMERBASE + 0) = TIMER_LOAD_VAL; - /* Set timer to be - * enabled 1 - * free-running 0 - * XX 00 - * divider 256 10 - * XX 00 - */ - *(volatile ulong *)(CONFIG_SYS_TIMERBASE + 8) = 0x00000088; - total_count = 0; - /* init the timestamp and lastdec value */ - reset_timer_masked(); - - div_timer = 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 = ticks * div_timer; - reset_timer_masked(); -} - -/* delay x 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; /* wake up timestamp */ - - while (get_timer_masked () < tmo) { /* loop till event */ - /*NOP*/; - } -} - -void reset_timer_masked (void) -{ - /* reset time */ - lastdec = READ_TIMER; /* capture current decrementer value */ - timestamp = 0; /* start "advancing" time stamp from 0 */ -} - -/* converts the timer reading to U-Boot ticks */ -/* the timestamp is the number of ticks since reset */ -/* This routine does not detect wraps unless called regularly - ASSUMES a call at least every 16 seconds to detect every reload */ -ulong get_timer_masked (void) -{ - ulong now = READ_TIMER; /* current count */ - - if (now > lastdec) { - /* Must have wrapped */ - total_count += lastdec + TIMER_LOAD_VAL + 1 - now; - } else { - total_count += lastdec - now; - } - lastdec = now; - timestamp = total_count/div_timer; - - 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 get_timer(0); -} - -/* - * Return the timebase clock frequency - * i.e. how often the timer decrements - */ -ulong get_tbclk (void) -{ - return CONFIG_SYS_HZ_CLOCK/div_clock; -} diff --git a/board/armltd/integratorcp/Makefile b/board/armltd/integratorcp/Makefile deleted file mode 100644 index 76a85d936..000000000 --- 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 25b79b3e7..000000000 --- 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 589714784..000000000 --- a/board/armltd/integratorcp/integratorcp.c +++ /dev/null @@ -1,118 +0,0 @@ -/* - * (C) Copyright 2002 - * Sysgo Real-Time Solutions, GmbH - * Marius Groeger - * - * (C) Copyright 2002 - * David Mueller, ELSOFT AG, - * - * (C) Copyright 2003 - * Texas Instruments, - * Kshitij Gupta - * - * (C) Copyright 2004 - * ARM Ltd. - * Philippe Robin, - * - * 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 - -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 18f7d2eae..000000000 --- a/board/armltd/integratorcp/lowlevel_init.S +++ /dev/null @@ -1,214 +0,0 @@ -/* - * Board specific setup info - * - * (C) Copyright 2003, ARM Ltd. - * Philippe Robin, - * - * 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 -#include - -/* 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 13effef79..000000000 --- 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 741035cc6..000000000 --- a/board/armltd/integratorcp/timer.c +++ /dev/null @@ -1,176 +0,0 @@ -/* - * (C) Copyright 2002 - * Sysgo Real-Time Solutions, GmbH - * Marius Groeger - * - * (C) Copyright 2002 - * David Mueller, ELSOFT AG, - * - * (C) Copyright 2003 - * Texas Instruments, - * Kshitij Gupta - * - * (C) Copyright 2004 - * ARM Ltd. - * Philippe Robin, - * - * 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 -#include - -/* 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); -} -- cgit v1.2.3