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-rw-r--r--board/nc650/nand.c110
1 files changed, 0 insertions, 110 deletions
diff --git a/board/nc650/nand.c b/board/nc650/nand.c
deleted file mode 100644
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--- a/board/nc650/nand.c
+++ /dev/null
@@ -1,110 +0,0 @@
-/*
- * (C) Copyright 2006 Detlev Zundel, dzu@denx.de
- * (C) Copyright 2006 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
- */
-
-#include <common.h>
-#include <asm/io.h>
-
-#if defined(CONFIG_CMD_NAND)
-
-#include <nand.h>
-
-#if defined(CONFIG_IDS852_REV1)
-/*
- * hardware specific access to control-lines
- */
-static void nc650_hwcontrol(struct mtd_info *mtd, int cmd, unsigned int ctrl)
-{
- struct nand_chip *this = mtd->priv;
-
- if (ctrl & NAND_CTRL_CHANGE) {
- if ( ctrl & NAND_CLE )
- this->IO_ADDR_W += 2;
- else
- this->IO_ADDR_W -= 2;
- if ( ctrl & NAND_ALE )
- this->IO_ADDR_W += 1;
- else
- this->IO_ADDR_W -= 1;
- }
-
- if (cmd != NAND_CMD_NONE)
- writeb(cmd, this->IO_ADDR_W);
-}
-#elif defined(CONFIG_IDS852_REV2)
-/*
- * hardware specific access to control-lines
- */
-static void nc650_hwcontrol(struct mtd_info *mtd, int cmd, unsigned int ctrl)
-{
- struct nand_chip *this = mtd->priv;
-
- if (ctrl & NAND_CTRL_CHANGE) {
- if ( ctrl & NAND_CLE )
- writeb(0, (volatile __u8 *) this->IO_ADDR_W + 0xa);
- else
- writeb(0, (volatile __u8 *) this->IO_ADDR_W) + 0x8);
- if ( ctrl & NAND_ALE )
- writeb(0, (volatile __u8 *) this->IO_ADDR_W) + 0x9);
- else
- writeb(0, (volatile __u8 *) this->IO_ADDR_W) + 0x8);
- if ( ctrl & NAND_NCE )
- writeb(0, (volatile __u8 *) this->IO_ADDR_W) + 0x8);
- else
- writeb(0, (volatile __u8 *) this->IO_ADDR_W) + 0xc);
- }
-
- if (cmd != NAND_CMD_NONE)
- writeb(cmd, this->IO_ADDR_W);
-}
-#else
-#error Unknown IDS852 module revision
-#endif
-
-/*
- * Board-specific NAND initialization. The following members of the
- * argument are board-specific (per include/linux/mtd/nand.h):
- * - IO_ADDR_R?: address to read the 8 I/O lines of the flash device
- * - IO_ADDR_W?: address to write the 8 I/O lines of the flash device
- * - cmd_ctrl: hardwarespecific function for accesing control-lines
- * - dev_ready: hardwarespecific function for accesing device ready/busy line
- * - enable_hwecc?: function to enable (reset) hardware ecc generator. Must
- * only be provided if a hardware ECC is available
- * - eccm.ode: mode of ecc, see defines
- * - chip_delay: chip dependent delay for transfering data from array to
- * read regs (tR)
- * - options: various chip options. They can partly be set to inform
- * nand_scan about special functionality. See the defines for further
- * explanation
- * Members with a "?" were not set in the merged testing-NAND branch,
- * so they are not set here either.
- */
-int board_nand_init(struct nand_chip *nand)
-{
-
- nand->cmd_ctrl = nc650_hwcontrol;
- nand->ecc.mode = NAND_ECC_SOFT;
- nand->chip_delay = 12;
-/* nand->options = NAND_SAMSUNG_LP_OPTIONS;*/
- return 0;
-}
-#endif