diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/mtd/Makefile | 1 | ||||
| -rw-r--r-- | drivers/mtd/ftsmc020.c | 51 |
2 files changed, 52 insertions, 0 deletions
diff --git a/drivers/mtd/Makefile b/drivers/mtd/Makefile index 999431c..5a5ecdf 100644 --- a/drivers/mtd/Makefile +++ b/drivers/mtd/Makefile @@ -32,6 +32,7 @@ COBJS-$(CONFIG_HAS_DATAFLASH) += at45.o COBJS-$(CONFIG_FLASH_CFI_DRIVER) += cfi_flash.o COBJS-$(CONFIG_FLASH_CFI_MTD) += cfi_mtd.o COBJS-$(CONFIG_HAS_DATAFLASH) += dataflash.o +COBJS-$(CONFIG_FTSMC020) += ftsmc020.o COBJS-$(CONFIG_FLASH_CFI_LEGACY) += jedec_flash.o COBJS-$(CONFIG_MW_EEPROM) += mw_eeprom.o COBJS-$(CONFIG_SPEARSMI) += spr_smi.o diff --git a/drivers/mtd/ftsmc020.c b/drivers/mtd/ftsmc020.c new file mode 100644 index 0000000..b027685 --- /dev/null +++ b/drivers/mtd/ftsmc020.c @@ -0,0 +1,51 @@ +/* + * (C) Copyright 2009 Faraday Technology + * Po-Yu Chuang <ratbert@faraday-tech.com> + * + * 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., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#include <config.h> +#include <common.h> +#include <asm/io.h> +#include <faraday/ftsmc020.h> + +struct ftsmc020_config { + unsigned int config; + unsigned int timing; +}; + +static struct ftsmc020_config config[] = CONFIG_SYS_FTSMC020_CONFIGS; + +static struct ftsmc020 *smc = (struct ftsmc020 *)CONFIG_FTSMC020_BASE; + +static void ftsmc020_setup_bank(unsigned int bank, struct ftsmc020_config *cfg) +{ + if (bank > 3) { + printf("bank # %u invalid\n", bank); + return; + } + + writel(cfg->config, &smc->bank[bank].cr); + writel(cfg->timing, &smc->bank[bank].tpr); +} + +void ftsmc020_init(void) +{ + int i; + + for (i = 0; i < ARRAY_SIZE(config); i++) + ftsmc020_setup_bank(i, &config[i]); +} |