diff options
Diffstat (limited to 'board/cmc_pu2/at91rm9200dk.c')
| -rw-r--r-- | board/cmc_pu2/at91rm9200dk.c | 118 |
1 files changed, 0 insertions, 118 deletions
diff --git a/board/cmc_pu2/at91rm9200dk.c b/board/cmc_pu2/at91rm9200dk.c deleted file mode 100644 index 606ea48..0000000 --- a/board/cmc_pu2/at91rm9200dk.c +++ /dev/null @@ -1,118 +0,0 @@ -/* - * (C) Copyright 2002 - * Sysgo Real-Time Solutions, GmbH <www.elinos.com> - * Marius Groeger <mgroeger@sysgo.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 <common.h> -#include <asm/arch/AT91RM9200.h> - -/* ------------------------------------------------------------------------- */ -/* - * Miscelaneous platform dependent initialisations - */ - -int board_init (void) -{ - DECLARE_GLOBAL_DATA_PTR; - - /* 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 = 251; - /* adress of boot parameters */ - gd->bd->bi_boot_params = PHYS_SDRAM + 0x100; - - return 0; -} - -int dram_init (void) -{ - DECLARE_GLOBAL_DATA_PTR; - - gd->bd->bi_dram[0].start = PHYS_SDRAM; - gd->bd->bi_dram[0].size = PHYS_SDRAM_SIZE; - return 0; -} - -/* - * Disk On Chip (NAND) Millenium initialization. - * The NAND lives in the CS2* space - */ -#if (CONFIG_COMMANDS & CFG_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 |