From 65230107025733e89e28fd5e5cfd916d4953c28a Mon Sep 17 00:00:00 2001 From: Haavard Skinnemoen Date: Fri, 22 Feb 2008 11:40:50 +0000 Subject: Move AT91RM9200DK board support under board/atmel We already have a vendor subdir for Atmel, so we should use it. Signed-off-by: Haavard Skinnemoen atmel.com> --- board/at91rm9200dk/Makefile | 50 ---- board/at91rm9200dk/at91rm9200dk.c | 142 --------- board/at91rm9200dk/config.mk | 1 - board/at91rm9200dk/flash.c | 502 -------------------------------- board/at91rm9200dk/led.c | 80 ----- board/at91rm9200dk/mux.c | 37 --- board/at91rm9200dk/u-boot.lds | 57 ---- board/atmel/at91rm9200dk/Makefile | 50 ++++ board/atmel/at91rm9200dk/at91rm9200dk.c | 142 +++++++++ board/atmel/at91rm9200dk/config.mk | 1 + board/atmel/at91rm9200dk/flash.c | 502 ++++++++++++++++++++++++++++++++ board/atmel/at91rm9200dk/led.c | 80 +++++ board/atmel/at91rm9200dk/mux.c | 37 +++ board/atmel/at91rm9200dk/u-boot.lds | 57 ++++ 14 files changed, 869 insertions(+), 869 deletions(-) delete mode 100755 board/at91rm9200dk/Makefile delete mode 100644 board/at91rm9200dk/at91rm9200dk.c delete mode 100644 board/at91rm9200dk/config.mk delete mode 100644 board/at91rm9200dk/flash.c delete mode 100644 board/at91rm9200dk/led.c delete mode 100644 board/at91rm9200dk/mux.c delete mode 100644 board/at91rm9200dk/u-boot.lds create mode 100755 board/atmel/at91rm9200dk/Makefile create mode 100644 board/atmel/at91rm9200dk/at91rm9200dk.c create mode 100644 board/atmel/at91rm9200dk/config.mk create mode 100644 board/atmel/at91rm9200dk/flash.c create mode 100644 board/atmel/at91rm9200dk/led.c create mode 100644 board/atmel/at91rm9200dk/mux.c create mode 100644 board/atmel/at91rm9200dk/u-boot.lds (limited to 'board') diff --git a/board/at91rm9200dk/Makefile b/board/at91rm9200dk/Makefile deleted file mode 100755 index 01f3bc3..0000000 --- a/board/at91rm9200dk/Makefile +++ /dev/null @@ -1,50 +0,0 @@ -# -# (C) Copyright 2003-2006 -# 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 - -COBJS := at91rm9200dk.o flash.o led.o mux.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 .depend - -######################################################################### - -# defines $(obj).depend target -include $(SRCTREE)/rules.mk - -sinclude $(obj).depend - -######################################################################### diff --git a/board/at91rm9200dk/at91rm9200dk.c b/board/at91rm9200dk/at91rm9200dk.c deleted file mode 100644 index c564f73..0000000 --- a/board/at91rm9200dk/at91rm9200dk.c +++ /dev/null @@ -1,142 +0,0 @@ -/* - * (C) Copyright 2002 - * Sysgo Real-Time Solutions, GmbH - * Marius Groeger - * - * 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 -#include -#include - -DECLARE_GLOBAL_DATA_PTR; - -/* ------------------------------------------------------------------------- */ -/* - * Miscelaneous platform dependent initialisations - */ - -int board_init (void) -{ - /* Enable Ctrlc */ - console_init_f (); - - /* Correct IRDA resistor problem */ - /* Set PA23_TXD in Output */ - ((AT91PS_PIO) AT91C_BASE_PIOA)->PIO_OER = AT91C_PA23_TXD2; - - /* memory and cpu-speed are setup before relocation */ - /* so we do _nothing_ here */ - - /* arch number of AT91RM9200DK-Board */ - gd->bd->bi_arch_number = MACH_TYPE_AT91RM9200; - /* adress of boot parameters */ - gd->bd->bi_boot_params = PHYS_SDRAM + 0x100; - - return 0; -} - -int dram_init (void) -{ - gd->bd->bi_dram[0].start = PHYS_SDRAM; - gd->bd->bi_dram[0].size = PHYS_SDRAM_SIZE; - return 0; -} - -#ifdef CONFIG_DRIVER_ETHER -#if defined(CONFIG_CMD_NET) - -/* - * Name: - * at91rm9200_GetPhyInterface - * Description: - * Initialise the interface functions to the PHY - * Arguments: - * None - * Return value: - * None - */ -void at91rm9200_GetPhyInterface(AT91PS_PhyOps p_phyops) -{ - p_phyops->Init = dm9161_InitPhy; - p_phyops->IsPhyConnected = dm9161_IsPhyConnected; - p_phyops->GetLinkSpeed = dm9161_GetLinkSpeed; - p_phyops->AutoNegotiate = dm9161_AutoNegotiate; -} - -#endif -#endif /* CONFIG_DRIVER_ETHER */ - -/* - * Disk On Chip (NAND) Millenium initialization. - * The NAND lives in the CS2* space - */ -#if defined(CONFIG_CMD_NAND) -extern ulong nand_probe (ulong physadr); - -#define AT91_SMARTMEDIA_BASE 0x40000000 /* physical address to access memory on NCS3 */ -void nand_init (void) -{ - /* Setup Smart Media, fitst enable the address range of CS3 */ - *AT91C_EBI_CSA |= AT91C_EBI_CS3A_SMC_SmartMedia; - /* set the bus interface characteristics based on - tDS Data Set up Time 30 - ns - tDH Data Hold Time 20 - ns - tALS ALE Set up Time 20 - ns - 16ns at 60 MHz ~= 3 */ -/*memory mapping structures */ -#define SM_ID_RWH (5 << 28) -#define SM_RWH (1 << 28) -#define SM_RWS (0 << 24) -#define SM_TDF (1 << 8) -#define SM_NWS (3) - AT91C_BASE_SMC2->SMC2_CSR[3] = (SM_RWH | SM_RWS | - AT91C_SMC2_ACSS_STANDARD | AT91C_SMC2_DBW_8 | - SM_TDF | AT91C_SMC2_WSEN | SM_NWS); - - /* enable the SMOE line PC0=SMCE, A21=CLE, A22=ALE */ - *AT91C_PIOC_ASR = AT91C_PC0_BFCK | AT91C_PC1_BFRDY_SMOE | - AT91C_PC3_BFBAA_SMWE; - *AT91C_PIOC_PDR = AT91C_PC0_BFCK | AT91C_PC1_BFRDY_SMOE | - AT91C_PC3_BFBAA_SMWE; - - /* Configure PC2 as input (signal READY of the SmartMedia) */ - *AT91C_PIOC_PER = AT91C_PC2_BFAVD; /* enable direct output enable */ - *AT91C_PIOC_ODR = AT91C_PC2_BFAVD; /* disable output */ - - /* Configure PB1 as input (signal Card Detect of the SmartMedia) */ - *AT91C_PIOB_PER = AT91C_PIO_PB1; /* enable direct output enable */ - *AT91C_PIOB_ODR = AT91C_PIO_PB1; /* disable output */ - - /* PIOB and PIOC clock enabling */ - *AT91C_PMC_PCER = 1 << AT91C_ID_PIOB; - *AT91C_PMC_PCER = 1 << AT91C_ID_PIOC; - - if (*AT91C_PIOB_PDSR & AT91C_PIO_PB1) - printf (" No SmartMedia card inserted\n"); -#ifdef DEBUG - printf (" SmartMedia card inserted\n"); - - printf ("Probing at 0x%.8x\n", AT91_SMARTMEDIA_BASE); -#endif - printf ("%4lu MB\n", nand_probe(AT91_SMARTMEDIA_BASE) >> 20); -} -#endif diff --git a/board/at91rm9200dk/config.mk b/board/at91rm9200dk/config.mk deleted file mode 100644 index 9ce161e..0000000 --- a/board/at91rm9200dk/config.mk +++ /dev/null @@ -1 +0,0 @@ -TEXT_BASE = 0x21f00000 diff --git a/board/at91rm9200dk/flash.c b/board/at91rm9200dk/flash.c deleted file mode 100644 index 0513d61..0000000 --- a/board/at91rm9200dk/flash.c +++ /dev/null @@ -1,502 +0,0 @@ -/* - * (C) Copyright 2002 - * Lineo, Inc. - * Bernhard Kuhn - * - * (C) Copyright 2002 - * Sysgo Real-Time Solutions, GmbH - * Alex Zuepke - * - * 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 - -ulong myflush(void); - - -/* Flash Organization Structure */ -typedef struct OrgDef -{ - unsigned int sector_number; - unsigned int sector_size; -} OrgDef; - - -/* Flash Organizations */ -OrgDef OrgAT49BV16x4[] = -{ - { 8, 8*1024 }, /* 8 * 8 kBytes sectors */ - { 2, 32*1024 }, /* 2 * 32 kBytes sectors */ - { 30, 64*1024 }, /* 30 * 64 kBytes sectors */ -}; - -OrgDef OrgAT49BV16x4A[] = -{ - { 8, 8*1024 }, /* 8 * 8 kBytes sectors */ - { 31, 64*1024 }, /* 31 * 64 kBytes sectors */ -}; - -OrgDef OrgAT49BV6416[] = -{ - { 8, 8*1024 }, /* 8 * 8 kBytes sectors */ - { 127, 64*1024 }, /* 127 * 64 kBytes sectors */ -}; - -flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; - -/* AT49BV1614A Codes */ -#define FLASH_CODE1 0xAA -#define FLASH_CODE2 0x55 -#define ID_IN_CODE 0x90 -#define ID_OUT_CODE 0xF0 - - -#define CMD_READ_ARRAY 0x00F0 -#define CMD_UNLOCK1 0x00AA -#define CMD_UNLOCK2 0x0055 -#define CMD_ERASE_SETUP 0x0080 -#define CMD_ERASE_CONFIRM 0x0030 -#define CMD_PROGRAM 0x00A0 -#define CMD_UNLOCK_BYPASS 0x0020 -#define CMD_SECTOR_UNLOCK 0x0070 - -#define MEM_FLASH_ADDR1 (*(volatile u16 *)(CFG_FLASH_BASE + (0x00005555<<1))) -#define MEM_FLASH_ADDR2 (*(volatile u16 *)(CFG_FLASH_BASE + (0x00002AAA<<1))) - -#define BIT_ERASE_DONE 0x0080 -#define BIT_RDY_MASK 0x0080 -#define BIT_PROGRAM_ERROR 0x0020 -#define BIT_TIMEOUT 0x80000000 /* our flag */ - -#define READY 1 -#define ERR 2 -#define TMO 4 - -/*----------------------------------------------------------------------- - */ -void flash_identification (flash_info_t * info) -{ - volatile u16 manuf_code, device_code, add_device_code; - - MEM_FLASH_ADDR1 = FLASH_CODE1; - MEM_FLASH_ADDR2 = FLASH_CODE2; - MEM_FLASH_ADDR1 = ID_IN_CODE; - - manuf_code = *(volatile u16 *) CFG_FLASH_BASE; - device_code = *(volatile u16 *) (CFG_FLASH_BASE + 2); - add_device_code = *(volatile u16 *) (CFG_FLASH_BASE + (3 << 1)); - - MEM_FLASH_ADDR1 = FLASH_CODE1; - MEM_FLASH_ADDR2 = FLASH_CODE2; - MEM_FLASH_ADDR1 = ID_OUT_CODE; - - /* Vendor type */ - info->flash_id = ATM_MANUFACT & FLASH_VENDMASK; - printf ("Atmel: "); - - if ((device_code & FLASH_TYPEMASK) == (ATM_ID_BV1614 & FLASH_TYPEMASK)) { - - if ((add_device_code & FLASH_TYPEMASK) == - (ATM_ID_BV1614A & FLASH_TYPEMASK)) { - info->flash_id |= ATM_ID_BV1614A & FLASH_TYPEMASK; - printf ("AT49BV1614A (16Mbit)\n"); - } else { /* AT49BV1614 Flash */ - info->flash_id |= ATM_ID_BV1614 & FLASH_TYPEMASK; - printf ("AT49BV1614 (16Mbit)\n"); - } - - } else if ((device_code & FLASH_TYPEMASK) == (ATM_ID_BV6416 & FLASH_TYPEMASK)) { - info->flash_id |= ATM_ID_BV6416 & FLASH_TYPEMASK; - printf ("AT49BV6416 (64Mbit)\n"); - } -} - -ushort flash_number_sector(OrgDef *pOrgDef, unsigned int nb_blocks) -{ - int i, nb_sectors = 0; - - for (i=0; istart[sector]); - - MEM_FLASH_ADDR1 = CMD_UNLOCK1; - *addr = CMD_SECTOR_UNLOCK; -} - - -ulong flash_init (void) -{ - int i, j, k; - unsigned int flash_nb_blocks, sector; - unsigned int start_address; - OrgDef *pOrgDef; - - ulong size = 0; - - for (i = 0; i < CFG_MAX_FLASH_BANKS; i++) { - ulong flashbase = 0; - - flash_identification (&flash_info[i]); - - if ((flash_info[i].flash_id & FLASH_TYPEMASK) == - (ATM_ID_BV1614 & FLASH_TYPEMASK)) { - - pOrgDef = OrgAT49BV16x4; - flash_nb_blocks = sizeof (OrgAT49BV16x4) / sizeof (OrgDef); - } else if ((flash_info[i].flash_id & FLASH_TYPEMASK) == - (ATM_ID_BV1614A & FLASH_TYPEMASK)){ /* AT49BV1614A Flash */ - - pOrgDef = OrgAT49BV16x4A; - flash_nb_blocks = sizeof (OrgAT49BV16x4A) / sizeof (OrgDef); - } else if ((flash_info[i].flash_id & FLASH_TYPEMASK) == - (ATM_ID_BV6416 & FLASH_TYPEMASK)){ /* AT49BV6416 Flash */ - - pOrgDef = OrgAT49BV6416; - flash_nb_blocks = sizeof (OrgAT49BV6416) / sizeof (OrgDef); - } else { - flash_nb_blocks = 0; - pOrgDef = OrgAT49BV16x4; - } - - flash_info[i].sector_count = flash_number_sector(pOrgDef, flash_nb_blocks); - memset (flash_info[i].protect, 0, flash_info[i].sector_count); - - if (i == 0) - flashbase = PHYS_FLASH_1; - else - panic ("configured too many flash banks!\n"); - - sector = 0; - start_address = flashbase; - flash_info[i].size = 0; - - for (j = 0; j < flash_nb_blocks; j++) { - for (k = 0; k < pOrgDef[j].sector_number; k++) { - flash_info[i].start[sector++] = start_address; - start_address += pOrgDef[j].sector_size; - flash_info[i].size += pOrgDef[j].sector_size; - } - } - - size += flash_info[i].size; - - if ((flash_info[i].flash_id & FLASH_TYPEMASK) == - (ATM_ID_BV6416 & FLASH_TYPEMASK)){ /* AT49BV6416 Flash */ - - /* Unlock all sectors at reset */ - for (j=0; jflash_id & FLASH_VENDMASK) { - case (ATM_MANUFACT & FLASH_VENDMASK): - printf ("Atmel: "); - break; - default: - printf ("Unknown Vendor "); - break; - } - - switch (info->flash_id & FLASH_TYPEMASK) { - case (ATM_ID_BV1614 & FLASH_TYPEMASK): - printf ("AT49BV1614 (16Mbit)\n"); - break; - case (ATM_ID_BV1614A & FLASH_TYPEMASK): - printf ("AT49BV1614A (16Mbit)\n"); - break; - case (ATM_ID_BV6416 & FLASH_TYPEMASK): - printf ("AT49BV6416 (64Mbit)\n"); - break; - default: - printf ("Unknown Chip Type\n"); - return; - } - - printf (" Size: %ld MB in %d Sectors\n", - info->size >> 20, info->sector_count); - - printf (" Sector Start Addresses:"); - for (i = 0; i < info->sector_count; i++) { - if ((i % 5) == 0) { - printf ("\n "); - } - printf (" %08lX%s", info->start[i], - info->protect[i] ? " (RO)" : " "); - } - printf ("\n"); -} - -/*----------------------------------------------------------------------- - */ - -int flash_erase (flash_info_t * info, int s_first, int s_last) -{ - ulong result; - int iflag, cflag, prot, sect; - int rc = ERR_OK; - int chip1; - - /* first look for protection bits */ - - if (info->flash_id == FLASH_UNKNOWN) - return ERR_UNKNOWN_FLASH_TYPE; - - if ((s_first < 0) || (s_first > s_last)) { - return ERR_INVAL; - } - - if ((info->flash_id & FLASH_VENDMASK) != - (ATM_MANUFACT & FLASH_VENDMASK)) { - return ERR_UNKNOWN_FLASH_VENDOR; - } - - prot = 0; - for (sect = s_first; sect <= s_last; ++sect) { - if (info->protect[sect]) { - prot++; - } - } - if (prot) - return ERR_PROTECTED; - - /* - * Disable interrupts which might cause a timeout - * here. Remember that our exception vectors are - * at address 0 in the flash, and we don't want a - * (ticker) exception to happen while the flash - * chip is in programming mode. - */ - cflag = icache_status (); - icache_disable (); - iflag = disable_interrupts (); - - /* Start erase on unprotected sectors */ - for (sect = s_first; sect <= s_last && !ctrlc (); sect++) { - printf ("Erasing sector %2d ... ", sect); - - /* arm simple, non interrupt dependent timer */ - reset_timer_masked (); - - if (info->protect[sect] == 0) { /* not protected */ - volatile u16 *addr = (volatile u16 *) (info->start[sect]); - - MEM_FLASH_ADDR1 = CMD_UNLOCK1; - MEM_FLASH_ADDR2 = CMD_UNLOCK2; - MEM_FLASH_ADDR1 = CMD_ERASE_SETUP; - - MEM_FLASH_ADDR1 = CMD_UNLOCK1; - MEM_FLASH_ADDR2 = CMD_UNLOCK2; - *addr = CMD_ERASE_CONFIRM; - - /* wait until flash is ready */ - chip1 = 0; - - do { - result = *addr; - - /* check timeout */ - if (get_timer_masked () > CFG_FLASH_ERASE_TOUT) { - MEM_FLASH_ADDR1 = CMD_READ_ARRAY; - chip1 = TMO; - break; - } - - if (!chip1 && (result & 0xFFFF) & BIT_ERASE_DONE) - chip1 = READY; - - } while (!chip1); - - MEM_FLASH_ADDR1 = CMD_READ_ARRAY; - - if (chip1 == ERR) { - rc = ERR_PROG_ERROR; - goto outahere; - } - if (chip1 == TMO) { - rc = ERR_TIMOUT; - goto outahere; - } - - printf ("ok.\n"); - } else { /* it was protected */ - printf ("protected!\n"); - } - } - - if (ctrlc ()) - printf ("User Interrupt!\n"); - -outahere: - /* allow flash to settle - wait 10 ms */ - udelay_masked (10000); - - if (iflag) - enable_interrupts (); - - if (cflag) - icache_enable (); - - return rc; -} - -/*----------------------------------------------------------------------- - * Copy memory to flash - */ - -static int write_word (flash_info_t * info, ulong dest, ulong data) -{ - volatile u16 *addr = (volatile u16 *) dest; - ulong result; - int rc = ERR_OK; - int cflag, iflag; - int chip1; - - /* - * Check if Flash is (sufficiently) erased - */ - result = *addr; - if ((result & data) != data) - return ERR_NOT_ERASED; - - /* - * Disable interrupts which might cause a timeout - * here. Remember that our exception vectors are - * at address 0 in the flash, and we don't want a - * (ticker) exception to happen while the flash - * chip is in programming mode. - */ - cflag = icache_status (); - icache_disable (); - iflag = disable_interrupts (); - - MEM_FLASH_ADDR1 = CMD_UNLOCK1; - MEM_FLASH_ADDR2 = CMD_UNLOCK2; - MEM_FLASH_ADDR1 = CMD_PROGRAM; - *addr = data; - - /* arm simple, non interrupt dependent timer */ - reset_timer_masked (); - - /* wait until flash is ready */ - chip1 = 0; - do { - result = *addr; - - /* check timeout */ - if (get_timer_masked () > CFG_FLASH_ERASE_TOUT) { - chip1 = ERR | TMO; - break; - } - if (!chip1 && ((result & 0x80) == (data & 0x80))) - chip1 = READY; - - } while (!chip1); - - *addr = CMD_READ_ARRAY; - - if (chip1 == ERR || *addr != data) - rc = ERR_PROG_ERROR; - - if (iflag) - enable_interrupts (); - - if (cflag) - icache_enable (); - - return rc; -} - -/*----------------------------------------------------------------------- - * Copy memory to flash. - */ - -int write_buff (flash_info_t * info, uchar * src, ulong addr, ulong cnt) -{ - ulong wp, data; - int rc; - - if (addr & 1) { - printf ("unaligned destination not supported\n"); - return ERR_ALIGN; - }; - - if ((int) src & 1) { - printf ("unaligned source not supported\n"); - return ERR_ALIGN; - }; - - wp = addr; - - while (cnt >= 2) { - data = *((volatile u16 *) src); - if ((rc = write_word (info, wp, data)) != 0) { - return (rc); - } - src += 2; - wp += 2; - cnt -= 2; - } - - if (cnt == 1) { - data = (*((volatile u8 *) src)) | (*((volatile u8 *) (wp + 1)) << - 8); - if ((rc = write_word (info, wp, data)) != 0) { - return (rc); - } - src += 1; - wp += 1; - cnt -= 1; - }; - - return ERR_OK; -} diff --git a/board/at91rm9200dk/led.c b/board/at91rm9200dk/led.c deleted file mode 100644 index 47a3bfc..0000000 --- a/board/at91rm9200dk/led.c +++ /dev/null @@ -1,80 +0,0 @@ -/* - * (C) Copyright 2006 - * Atmel Nordic AB - * Ulf Samuelsson - * - * 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 - -#define GREEN_LED AT91C_PIO_PB0 -#define YELLOW_LED AT91C_PIO_PB1 -#define RED_LED AT91C_PIO_PB2 - -void green_LED_on(void) -{ - AT91PS_PIO PIOB = AT91C_BASE_PIOB; - PIOB->PIO_CODR = GREEN_LED; -} - -void yellow_LED_on(void) -{ - AT91PS_PIO PIOB = AT91C_BASE_PIOB; - PIOB->PIO_CODR = YELLOW_LED; -} - -void red_LED_on(void) -{ - AT91PS_PIO PIOB = AT91C_BASE_PIOB; - PIOB->PIO_CODR = RED_LED; -} - -void green_LED_off(void) -{ - AT91PS_PIO PIOB = AT91C_BASE_PIOB; - PIOB->PIO_SODR = GREEN_LED; -} - -void yellow_LED_off(void) -{ - AT91PS_PIO PIOB = AT91C_BASE_PIOB; - PIOB->PIO_SODR = YELLOW_LED; -} - -void red_LED_off(void) -{ - AT91PS_PIO PIOB = AT91C_BASE_PIOB; - PIOB->PIO_SODR = RED_LED; -} - - -void coloured_LED_init (void) -{ - AT91PS_PIO PIOB = AT91C_BASE_PIOB; - AT91PS_PMC PMC = AT91C_BASE_PMC; - PMC->PMC_PCER = (1 << AT91C_ID_PIOB); /* Enable PIOB clock */ - /* Disable peripherals on LEDs */ - PIOB->PIO_PER = AT91C_PIO_PB2 | AT91C_PIO_PB1 | AT91C_PIO_PB0; - /* Enable pins as outputs */ - PIOB->PIO_OER = AT91C_PIO_PB2 | AT91C_PIO_PB1 | AT91C_PIO_PB0; - /* Turn all LEDs OFF */ - PIOB->PIO_SODR = AT91C_PIO_PB2 | AT91C_PIO_PB1 | AT91C_PIO_PB0; -} diff --git a/board/at91rm9200dk/mux.c b/board/at91rm9200dk/mux.c deleted file mode 100644 index 767d280..0000000 --- a/board/at91rm9200dk/mux.c +++ /dev/null @@ -1,37 +0,0 @@ -#include -#include -#include -#include - -int AT91F_GetMuxStatus(void) { -#ifdef DATAFLASH_MMC_SELECT - AT91C_BASE_PIOB->PIO_PER = DATAFLASH_MMC_SELECT; /* Set in PIO mode */ - AT91C_BASE_PIOB->PIO_OER = DATAFLASH_MMC_SELECT; /* Configure in output */ - - - if(AT91C_BASE_PIOB->PIO_ODSR & DATAFLASH_MMC_SELECT) { - return 1; - } else { - return 0; - } -#endif - return 0; -} - -void AT91F_SelectMMC(void) { -#ifdef DATAFLASH_MMC_SELECT - AT91C_BASE_PIOB->PIO_PER = DATAFLASH_MMC_SELECT; /* Set in PIO mode */ - AT91C_BASE_PIOB->PIO_OER = DATAFLASH_MMC_SELECT; /* Configure in output */ - /* Set Output */ - AT91C_BASE_PIOB->PIO_SODR = DATAFLASH_MMC_SELECT; -#endif -} - -void AT91F_SelectSPI(void) { -#ifdef DATAFLASH_MMC_SELECT - AT91C_BASE_PIOB->PIO_PER = DATAFLASH_MMC_SELECT; /* Set in PIO mode */ - AT91C_BASE_PIOB->PIO_OER = DATAFLASH_MMC_SELECT; /* Configure in output */ - /* Clear Output */ - AT91C_BASE_PIOB->PIO_CODR = DATAFLASH_MMC_SELECT; -#endif -} diff --git a/board/at91rm9200dk/u-boot.lds b/board/at91rm9200dk/u-boot.lds deleted file mode 100644 index 14cd228..0000000 --- a/board/at91rm9200dk/u-boot.lds +++ /dev/null @@ -1,57 +0,0 @@ -/* - * (C) Copyright 2002 - * Gary Jennejohn, DENX Software Engineering, - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm") -/*OUTPUT_FORMAT("elf32-arm", "elf32-arm", "elf32-arm")*/ -OUTPUT_ARCH(arm) -ENTRY(_start) -SECTIONS -{ - . = 0x00000000; - - . = ALIGN(4); - .text : - { - cpu/arm920t/start.o (.text) - *(.text) - } - - . = ALIGN(4); - .rodata : { *(.rodata) } - - . = ALIGN(4); - .data : { *(.data) } - - . = ALIGN(4); - .got : { *(.got) } - - . = .; - __u_boot_cmd_start = .; - .u_boot_cmd : { *(.u_boot_cmd) } - __u_boot_cmd_end = .; - - . = ALIGN(4); - __bss_start = .; - .bss (NOLOAD) : { *(.bss) } - _end = .; -} diff --git a/board/atmel/at91rm9200dk/Makefile b/board/atmel/at91rm9200dk/Makefile new file mode 100755 index 0000000..01f3bc3 --- /dev/null +++ b/board/atmel/at91rm9200dk/Makefile @@ -0,0 +1,50 @@ +# +# (C) Copyright 2003-2006 +# 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 + +COBJS := at91rm9200dk.o flash.o led.o mux.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 .depend + +######################################################################### + +# defines $(obj).depend target +include $(SRCTREE)/rules.mk + +sinclude $(obj).depend + +######################################################################### diff --git a/board/atmel/at91rm9200dk/at91rm9200dk.c b/board/atmel/at91rm9200dk/at91rm9200dk.c new file mode 100644 index 0000000..c564f73 --- /dev/null +++ b/board/atmel/at91rm9200dk/at91rm9200dk.c @@ -0,0 +1,142 @@ +/* + * (C) Copyright 2002 + * Sysgo Real-Time Solutions, GmbH + * Marius Groeger + * + * 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 +#include +#include + +DECLARE_GLOBAL_DATA_PTR; + +/* ------------------------------------------------------------------------- */ +/* + * Miscelaneous platform dependent initialisations + */ + +int board_init (void) +{ + /* Enable Ctrlc */ + console_init_f (); + + /* Correct IRDA resistor problem */ + /* Set PA23_TXD in Output */ + ((AT91PS_PIO) AT91C_BASE_PIOA)->PIO_OER = AT91C_PA23_TXD2; + + /* memory and cpu-speed are setup before relocation */ + /* so we do _nothing_ here */ + + /* arch number of AT91RM9200DK-Board */ + gd->bd->bi_arch_number = MACH_TYPE_AT91RM9200; + /* adress of boot parameters */ + gd->bd->bi_boot_params = PHYS_SDRAM + 0x100; + + return 0; +} + +int dram_init (void) +{ + gd->bd->bi_dram[0].start = PHYS_SDRAM; + gd->bd->bi_dram[0].size = PHYS_SDRAM_SIZE; + return 0; +} + +#ifdef CONFIG_DRIVER_ETHER +#if defined(CONFIG_CMD_NET) + +/* + * Name: + * at91rm9200_GetPhyInterface + * Description: + * Initialise the interface functions to the PHY + * Arguments: + * None + * Return value: + * None + */ +void at91rm9200_GetPhyInterface(AT91PS_PhyOps p_phyops) +{ + p_phyops->Init = dm9161_InitPhy; + p_phyops->IsPhyConnected = dm9161_IsPhyConnected; + p_phyops->GetLinkSpeed = dm9161_GetLinkSpeed; + p_phyops->AutoNegotiate = dm9161_AutoNegotiate; +} + +#endif +#endif /* CONFIG_DRIVER_ETHER */ + +/* + * Disk On Chip (NAND) Millenium initialization. + * The NAND lives in the CS2* space + */ +#if defined(CONFIG_CMD_NAND) +extern ulong nand_probe (ulong physadr); + +#define AT91_SMARTMEDIA_BASE 0x40000000 /* physical address to access memory on NCS3 */ +void nand_init (void) +{ + /* Setup Smart Media, fitst enable the address range of CS3 */ + *AT91C_EBI_CSA |= AT91C_EBI_CS3A_SMC_SmartMedia; + /* set the bus interface characteristics based on + tDS Data Set up Time 30 - ns + tDH Data Hold Time 20 - ns + tALS ALE Set up Time 20 - ns + 16ns at 60 MHz ~= 3 */ +/*memory mapping structures */ +#define SM_ID_RWH (5 << 28) +#define SM_RWH (1 << 28) +#define SM_RWS (0 << 24) +#define SM_TDF (1 << 8) +#define SM_NWS (3) + AT91C_BASE_SMC2->SMC2_CSR[3] = (SM_RWH | SM_RWS | + AT91C_SMC2_ACSS_STANDARD | AT91C_SMC2_DBW_8 | + SM_TDF | AT91C_SMC2_WSEN | SM_NWS); + + /* enable the SMOE line PC0=SMCE, A21=CLE, A22=ALE */ + *AT91C_PIOC_ASR = AT91C_PC0_BFCK | AT91C_PC1_BFRDY_SMOE | + AT91C_PC3_BFBAA_SMWE; + *AT91C_PIOC_PDR = AT91C_PC0_BFCK | AT91C_PC1_BFRDY_SMOE | + AT91C_PC3_BFBAA_SMWE; + + /* Configure PC2 as input (signal READY of the SmartMedia) */ + *AT91C_PIOC_PER = AT91C_PC2_BFAVD; /* enable direct output enable */ + *AT91C_PIOC_ODR = AT91C_PC2_BFAVD; /* disable output */ + + /* Configure PB1 as input (signal Card Detect of the SmartMedia) */ + *AT91C_PIOB_PER = AT91C_PIO_PB1; /* enable direct output enable */ + *AT91C_PIOB_ODR = AT91C_PIO_PB1; /* disable output */ + + /* PIOB and PIOC clock enabling */ + *AT91C_PMC_PCER = 1 << AT91C_ID_PIOB; + *AT91C_PMC_PCER = 1 << AT91C_ID_PIOC; + + if (*AT91C_PIOB_PDSR & AT91C_PIO_PB1) + printf (" No SmartMedia card inserted\n"); +#ifdef DEBUG + printf (" SmartMedia card inserted\n"); + + printf ("Probing at 0x%.8x\n", AT91_SMARTMEDIA_BASE); +#endif + printf ("%4lu MB\n", nand_probe(AT91_SMARTMEDIA_BASE) >> 20); +} +#endif diff --git a/board/atmel/at91rm9200dk/config.mk b/board/atmel/at91rm9200dk/config.mk new file mode 100644 index 0000000..9ce161e --- /dev/null +++ b/board/atmel/at91rm9200dk/config.mk @@ -0,0 +1 @@ +TEXT_BASE = 0x21f00000 diff --git a/board/atmel/at91rm9200dk/flash.c b/board/atmel/at91rm9200dk/flash.c new file mode 100644 index 0000000..0513d61 --- /dev/null +++ b/board/atmel/at91rm9200dk/flash.c @@ -0,0 +1,502 @@ +/* + * (C) Copyright 2002 + * Lineo, Inc. + * Bernhard Kuhn + * + * (C) Copyright 2002 + * Sysgo Real-Time Solutions, GmbH + * Alex Zuepke + * + * 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 + +ulong myflush(void); + + +/* Flash Organization Structure */ +typedef struct OrgDef +{ + unsigned int sector_number; + unsigned int sector_size; +} OrgDef; + + +/* Flash Organizations */ +OrgDef OrgAT49BV16x4[] = +{ + { 8, 8*1024 }, /* 8 * 8 kBytes sectors */ + { 2, 32*1024 }, /* 2 * 32 kBytes sectors */ + { 30, 64*1024 }, /* 30 * 64 kBytes sectors */ +}; + +OrgDef OrgAT49BV16x4A[] = +{ + { 8, 8*1024 }, /* 8 * 8 kBytes sectors */ + { 31, 64*1024 }, /* 31 * 64 kBytes sectors */ +}; + +OrgDef OrgAT49BV6416[] = +{ + { 8, 8*1024 }, /* 8 * 8 kBytes sectors */ + { 127, 64*1024 }, /* 127 * 64 kBytes sectors */ +}; + +flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; + +/* AT49BV1614A Codes */ +#define FLASH_CODE1 0xAA +#define FLASH_CODE2 0x55 +#define ID_IN_CODE 0x90 +#define ID_OUT_CODE 0xF0 + + +#define CMD_READ_ARRAY 0x00F0 +#define CMD_UNLOCK1 0x00AA +#define CMD_UNLOCK2 0x0055 +#define CMD_ERASE_SETUP 0x0080 +#define CMD_ERASE_CONFIRM 0x0030 +#define CMD_PROGRAM 0x00A0 +#define CMD_UNLOCK_BYPASS 0x0020 +#define CMD_SECTOR_UNLOCK 0x0070 + +#define MEM_FLASH_ADDR1 (*(volatile u16 *)(CFG_FLASH_BASE + (0x00005555<<1))) +#define MEM_FLASH_ADDR2 (*(volatile u16 *)(CFG_FLASH_BASE + (0x00002AAA<<1))) + +#define BIT_ERASE_DONE 0x0080 +#define BIT_RDY_MASK 0x0080 +#define BIT_PROGRAM_ERROR 0x0020 +#define BIT_TIMEOUT 0x80000000 /* our flag */ + +#define READY 1 +#define ERR 2 +#define TMO 4 + +/*----------------------------------------------------------------------- + */ +void flash_identification (flash_info_t * info) +{ + volatile u16 manuf_code, device_code, add_device_code; + + MEM_FLASH_ADDR1 = FLASH_CODE1; + MEM_FLASH_ADDR2 = FLASH_CODE2; + MEM_FLASH_ADDR1 = ID_IN_CODE; + + manuf_code = *(volatile u16 *) CFG_FLASH_BASE; + device_code = *(volatile u16 *) (CFG_FLASH_BASE + 2); + add_device_code = *(volatile u16 *) (CFG_FLASH_BASE + (3 << 1)); + + MEM_FLASH_ADDR1 = FLASH_CODE1; + MEM_FLASH_ADDR2 = FLASH_CODE2; + MEM_FLASH_ADDR1 = ID_OUT_CODE; + + /* Vendor type */ + info->flash_id = ATM_MANUFACT & FLASH_VENDMASK; + printf ("Atmel: "); + + if ((device_code & FLASH_TYPEMASK) == (ATM_ID_BV1614 & FLASH_TYPEMASK)) { + + if ((add_device_code & FLASH_TYPEMASK) == + (ATM_ID_BV1614A & FLASH_TYPEMASK)) { + info->flash_id |= ATM_ID_BV1614A & FLASH_TYPEMASK; + printf ("AT49BV1614A (16Mbit)\n"); + } else { /* AT49BV1614 Flash */ + info->flash_id |= ATM_ID_BV1614 & FLASH_TYPEMASK; + printf ("AT49BV1614 (16Mbit)\n"); + } + + } else if ((device_code & FLASH_TYPEMASK) == (ATM_ID_BV6416 & FLASH_TYPEMASK)) { + info->flash_id |= ATM_ID_BV6416 & FLASH_TYPEMASK; + printf ("AT49BV6416 (64Mbit)\n"); + } +} + +ushort flash_number_sector(OrgDef *pOrgDef, unsigned int nb_blocks) +{ + int i, nb_sectors = 0; + + for (i=0; istart[sector]); + + MEM_FLASH_ADDR1 = CMD_UNLOCK1; + *addr = CMD_SECTOR_UNLOCK; +} + + +ulong flash_init (void) +{ + int i, j, k; + unsigned int flash_nb_blocks, sector; + unsigned int start_address; + OrgDef *pOrgDef; + + ulong size = 0; + + for (i = 0; i < CFG_MAX_FLASH_BANKS; i++) { + ulong flashbase = 0; + + flash_identification (&flash_info[i]); + + if ((flash_info[i].flash_id & FLASH_TYPEMASK) == + (ATM_ID_BV1614 & FLASH_TYPEMASK)) { + + pOrgDef = OrgAT49BV16x4; + flash_nb_blocks = sizeof (OrgAT49BV16x4) / sizeof (OrgDef); + } else if ((flash_info[i].flash_id & FLASH_TYPEMASK) == + (ATM_ID_BV1614A & FLASH_TYPEMASK)){ /* AT49BV1614A Flash */ + + pOrgDef = OrgAT49BV16x4A; + flash_nb_blocks = sizeof (OrgAT49BV16x4A) / sizeof (OrgDef); + } else if ((flash_info[i].flash_id & FLASH_TYPEMASK) == + (ATM_ID_BV6416 & FLASH_TYPEMASK)){ /* AT49BV6416 Flash */ + + pOrgDef = OrgAT49BV6416; + flash_nb_blocks = sizeof (OrgAT49BV6416) / sizeof (OrgDef); + } else { + flash_nb_blocks = 0; + pOrgDef = OrgAT49BV16x4; + } + + flash_info[i].sector_count = flash_number_sector(pOrgDef, flash_nb_blocks); + memset (flash_info[i].protect, 0, flash_info[i].sector_count); + + if (i == 0) + flashbase = PHYS_FLASH_1; + else + panic ("configured too many flash banks!\n"); + + sector = 0; + start_address = flashbase; + flash_info[i].size = 0; + + for (j = 0; j < flash_nb_blocks; j++) { + for (k = 0; k < pOrgDef[j].sector_number; k++) { + flash_info[i].start[sector++] = start_address; + start_address += pOrgDef[j].sector_size; + flash_info[i].size += pOrgDef[j].sector_size; + } + } + + size += flash_info[i].size; + + if ((flash_info[i].flash_id & FLASH_TYPEMASK) == + (ATM_ID_BV6416 & FLASH_TYPEMASK)){ /* AT49BV6416 Flash */ + + /* Unlock all sectors at reset */ + for (j=0; jflash_id & FLASH_VENDMASK) { + case (ATM_MANUFACT & FLASH_VENDMASK): + printf ("Atmel: "); + break; + default: + printf ("Unknown Vendor "); + break; + } + + switch (info->flash_id & FLASH_TYPEMASK) { + case (ATM_ID_BV1614 & FLASH_TYPEMASK): + printf ("AT49BV1614 (16Mbit)\n"); + break; + case (ATM_ID_BV1614A & FLASH_TYPEMASK): + printf ("AT49BV1614A (16Mbit)\n"); + break; + case (ATM_ID_BV6416 & FLASH_TYPEMASK): + printf ("AT49BV6416 (64Mbit)\n"); + break; + default: + printf ("Unknown Chip Type\n"); + return; + } + + printf (" Size: %ld MB in %d Sectors\n", + info->size >> 20, info->sector_count); + + printf (" Sector Start Addresses:"); + for (i = 0; i < info->sector_count; i++) { + if ((i % 5) == 0) { + printf ("\n "); + } + printf (" %08lX%s", info->start[i], + info->protect[i] ? " (RO)" : " "); + } + printf ("\n"); +} + +/*----------------------------------------------------------------------- + */ + +int flash_erase (flash_info_t * info, int s_first, int s_last) +{ + ulong result; + int iflag, cflag, prot, sect; + int rc = ERR_OK; + int chip1; + + /* first look for protection bits */ + + if (info->flash_id == FLASH_UNKNOWN) + return ERR_UNKNOWN_FLASH_TYPE; + + if ((s_first < 0) || (s_first > s_last)) { + return ERR_INVAL; + } + + if ((info->flash_id & FLASH_VENDMASK) != + (ATM_MANUFACT & FLASH_VENDMASK)) { + return ERR_UNKNOWN_FLASH_VENDOR; + } + + prot = 0; + for (sect = s_first; sect <= s_last; ++sect) { + if (info->protect[sect]) { + prot++; + } + } + if (prot) + return ERR_PROTECTED; + + /* + * Disable interrupts which might cause a timeout + * here. Remember that our exception vectors are + * at address 0 in the flash, and we don't want a + * (ticker) exception to happen while the flash + * chip is in programming mode. + */ + cflag = icache_status (); + icache_disable (); + iflag = disable_interrupts (); + + /* Start erase on unprotected sectors */ + for (sect = s_first; sect <= s_last && !ctrlc (); sect++) { + printf ("Erasing sector %2d ... ", sect); + + /* arm simple, non interrupt dependent timer */ + reset_timer_masked (); + + if (info->protect[sect] == 0) { /* not protected */ + volatile u16 *addr = (volatile u16 *) (info->start[sect]); + + MEM_FLASH_ADDR1 = CMD_UNLOCK1; + MEM_FLASH_ADDR2 = CMD_UNLOCK2; + MEM_FLASH_ADDR1 = CMD_ERASE_SETUP; + + MEM_FLASH_ADDR1 = CMD_UNLOCK1; + MEM_FLASH_ADDR2 = CMD_UNLOCK2; + *addr = CMD_ERASE_CONFIRM; + + /* wait until flash is ready */ + chip1 = 0; + + do { + result = *addr; + + /* check timeout */ + if (get_timer_masked () > CFG_FLASH_ERASE_TOUT) { + MEM_FLASH_ADDR1 = CMD_READ_ARRAY; + chip1 = TMO; + break; + } + + if (!chip1 && (result & 0xFFFF) & BIT_ERASE_DONE) + chip1 = READY; + + } while (!chip1); + + MEM_FLASH_ADDR1 = CMD_READ_ARRAY; + + if (chip1 == ERR) { + rc = ERR_PROG_ERROR; + goto outahere; + } + if (chip1 == TMO) { + rc = ERR_TIMOUT; + goto outahere; + } + + printf ("ok.\n"); + } else { /* it was protected */ + printf ("protected!\n"); + } + } + + if (ctrlc ()) + printf ("User Interrupt!\n"); + +outahere: + /* allow flash to settle - wait 10 ms */ + udelay_masked (10000); + + if (iflag) + enable_interrupts (); + + if (cflag) + icache_enable (); + + return rc; +} + +/*----------------------------------------------------------------------- + * Copy memory to flash + */ + +static int write_word (flash_info_t * info, ulong dest, ulong data) +{ + volatile u16 *addr = (volatile u16 *) dest; + ulong result; + int rc = ERR_OK; + int cflag, iflag; + int chip1; + + /* + * Check if Flash is (sufficiently) erased + */ + result = *addr; + if ((result & data) != data) + return ERR_NOT_ERASED; + + /* + * Disable interrupts which might cause a timeout + * here. Remember that our exception vectors are + * at address 0 in the flash, and we don't want a + * (ticker) exception to happen while the flash + * chip is in programming mode. + */ + cflag = icache_status (); + icache_disable (); + iflag = disable_interrupts (); + + MEM_FLASH_ADDR1 = CMD_UNLOCK1; + MEM_FLASH_ADDR2 = CMD_UNLOCK2; + MEM_FLASH_ADDR1 = CMD_PROGRAM; + *addr = data; + + /* arm simple, non interrupt dependent timer */ + reset_timer_masked (); + + /* wait until flash is ready */ + chip1 = 0; + do { + result = *addr; + + /* check timeout */ + if (get_timer_masked () > CFG_FLASH_ERASE_TOUT) { + chip1 = ERR | TMO; + break; + } + if (!chip1 && ((result & 0x80) == (data & 0x80))) + chip1 = READY; + + } while (!chip1); + + *addr = CMD_READ_ARRAY; + + if (chip1 == ERR || *addr != data) + rc = ERR_PROG_ERROR; + + if (iflag) + enable_interrupts (); + + if (cflag) + icache_enable (); + + return rc; +} + +/*----------------------------------------------------------------------- + * Copy memory to flash. + */ + +int write_buff (flash_info_t * info, uchar * src, ulong addr, ulong cnt) +{ + ulong wp, data; + int rc; + + if (addr & 1) { + printf ("unaligned destination not supported\n"); + return ERR_ALIGN; + }; + + if ((int) src & 1) { + printf ("unaligned source not supported\n"); + return ERR_ALIGN; + }; + + wp = addr; + + while (cnt >= 2) { + data = *((volatile u16 *) src); + if ((rc = write_word (info, wp, data)) != 0) { + return (rc); + } + src += 2; + wp += 2; + cnt -= 2; + } + + if (cnt == 1) { + data = (*((volatile u8 *) src)) | (*((volatile u8 *) (wp + 1)) << + 8); + if ((rc = write_word (info, wp, data)) != 0) { + return (rc); + } + src += 1; + wp += 1; + cnt -= 1; + }; + + return ERR_OK; +} diff --git a/board/atmel/at91rm9200dk/led.c b/board/atmel/at91rm9200dk/led.c new file mode 100644 index 0000000..47a3bfc --- /dev/null +++ b/board/atmel/at91rm9200dk/led.c @@ -0,0 +1,80 @@ +/* + * (C) Copyright 2006 + * Atmel Nordic AB + * Ulf Samuelsson + * + * 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 + +#define GREEN_LED AT91C_PIO_PB0 +#define YELLOW_LED AT91C_PIO_PB1 +#define RED_LED AT91C_PIO_PB2 + +void green_LED_on(void) +{ + AT91PS_PIO PIOB = AT91C_BASE_PIOB; + PIOB->PIO_CODR = GREEN_LED; +} + +void yellow_LED_on(void) +{ + AT91PS_PIO PIOB = AT91C_BASE_PIOB; + PIOB->PIO_CODR = YELLOW_LED; +} + +void red_LED_on(void) +{ + AT91PS_PIO PIOB = AT91C_BASE_PIOB; + PIOB->PIO_CODR = RED_LED; +} + +void green_LED_off(void) +{ + AT91PS_PIO PIOB = AT91C_BASE_PIOB; + PIOB->PIO_SODR = GREEN_LED; +} + +void yellow_LED_off(void) +{ + AT91PS_PIO PIOB = AT91C_BASE_PIOB; + PIOB->PIO_SODR = YELLOW_LED; +} + +void red_LED_off(void) +{ + AT91PS_PIO PIOB = AT91C_BASE_PIOB; + PIOB->PIO_SODR = RED_LED; +} + + +void coloured_LED_init (void) +{ + AT91PS_PIO PIOB = AT91C_BASE_PIOB; + AT91PS_PMC PMC = AT91C_BASE_PMC; + PMC->PMC_PCER = (1 << AT91C_ID_PIOB); /* Enable PIOB clock */ + /* Disable peripherals on LEDs */ + PIOB->PIO_PER = AT91C_PIO_PB2 | AT91C_PIO_PB1 | AT91C_PIO_PB0; + /* Enable pins as outputs */ + PIOB->PIO_OER = AT91C_PIO_PB2 | AT91C_PIO_PB1 | AT91C_PIO_PB0; + /* Turn all LEDs OFF */ + PIOB->PIO_SODR = AT91C_PIO_PB2 | AT91C_PIO_PB1 | AT91C_PIO_PB0; +} diff --git a/board/atmel/at91rm9200dk/mux.c b/board/atmel/at91rm9200dk/mux.c new file mode 100644 index 0000000..767d280 --- /dev/null +++ b/board/atmel/at91rm9200dk/mux.c @@ -0,0 +1,37 @@ +#include +#include +#include +#include + +int AT91F_GetMuxStatus(void) { +#ifdef DATAFLASH_MMC_SELECT + AT91C_BASE_PIOB->PIO_PER = DATAFLASH_MMC_SELECT; /* Set in PIO mode */ + AT91C_BASE_PIOB->PIO_OER = DATAFLASH_MMC_SELECT; /* Configure in output */ + + + if(AT91C_BASE_PIOB->PIO_ODSR & DATAFLASH_MMC_SELECT) { + return 1; + } else { + return 0; + } +#endif + return 0; +} + +void AT91F_SelectMMC(void) { +#ifdef DATAFLASH_MMC_SELECT + AT91C_BASE_PIOB->PIO_PER = DATAFLASH_MMC_SELECT; /* Set in PIO mode */ + AT91C_BASE_PIOB->PIO_OER = DATAFLASH_MMC_SELECT; /* Configure in output */ + /* Set Output */ + AT91C_BASE_PIOB->PIO_SODR = DATAFLASH_MMC_SELECT; +#endif +} + +void AT91F_SelectSPI(void) { +#ifdef DATAFLASH_MMC_SELECT + AT91C_BASE_PIOB->PIO_PER = DATAFLASH_MMC_SELECT; /* Set in PIO mode */ + AT91C_BASE_PIOB->PIO_OER = DATAFLASH_MMC_SELECT; /* Configure in output */ + /* Clear Output */ + AT91C_BASE_PIOB->PIO_CODR = DATAFLASH_MMC_SELECT; +#endif +} diff --git a/board/atmel/at91rm9200dk/u-boot.lds b/board/atmel/at91rm9200dk/u-boot.lds new file mode 100644 index 0000000..14cd228 --- /dev/null +++ b/board/atmel/at91rm9200dk/u-boot.lds @@ -0,0 +1,57 @@ +/* + * (C) Copyright 2002 + * Gary Jennejohn, DENX Software Engineering, + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm") +/*OUTPUT_FORMAT("elf32-arm", "elf32-arm", "elf32-arm")*/ +OUTPUT_ARCH(arm) +ENTRY(_start) +SECTIONS +{ + . = 0x00000000; + + . = ALIGN(4); + .text : + { + cpu/arm920t/start.o (.text) + *(.text) + } + + . = ALIGN(4); + .rodata : { *(.rodata) } + + . = ALIGN(4); + .data : { *(.data) } + + . = ALIGN(4); + .got : { *(.got) } + + . = .; + __u_boot_cmd_start = .; + .u_boot_cmd : { *(.u_boot_cmd) } + __u_boot_cmd_end = .; + + . = ALIGN(4); + __bss_start = .; + .bss (NOLOAD) : { *(.bss) } + _end = .; +} -- cgit v1.1