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Diffstat (limited to 'board/quad100hd')
-rw-r--r--board/quad100hd/nand.c36
1 files changed, 13 insertions, 23 deletions
diff --git a/board/quad100hd/nand.c b/board/quad100hd/nand.c
index a36b89d..766ee95 100644
--- a/board/quad100hd/nand.c
+++ b/board/quad100hd/nand.c
@@ -25,35 +25,25 @@
#include <config.h>
#if defined(CONFIG_CMD_NAND)
#include <asm/gpio.h>
+#include <asm/io.h>
#include <nand.h>
/*
* hardware specific access to control-lines
*/
-static void quad100hd_hwcontrol(struct mtd_info *mtd, int cmd)
+static void quad100hd_hwcontrol(struct mtd_info *mtd,
+ int cmd, unsigned int ctrl)
{
- switch(cmd) {
- case NAND_CTL_SETCLE:
- gpio_write_bit(CFG_NAND_CLE, 1);
- break;
- case NAND_CTL_CLRCLE:
- gpio_write_bit(CFG_NAND_CLE, 0);
- break;
+ struct nand_chip *this = mtd->priv;
- case NAND_CTL_SETALE:
- gpio_write_bit(CFG_NAND_ALE, 1);
- break;
- case NAND_CTL_CLRALE:
- gpio_write_bit(CFG_NAND_ALE, 0);
- break;
-
- case NAND_CTL_SETNCE:
- gpio_write_bit(CFG_NAND_CE, 0);
- break;
- case NAND_CTL_CLRNCE:
- gpio_write_bit(CFG_NAND_CE, 1);
- break;
+ if (ctrl & NAND_CTRL_CHANGE) {
+ gpio_write_bit(CFG_NAND_CLE, !!(ctrl & NAND_CLE));
+ gpio_write_bit(CFG_NAND_ALE, !!(ctrl & NAND_ALE));
+ gpio_write_bit(CFG_NAND_CE, !(ctrl & NAND_NCE));
}
+
+ if (cmd != NAND_CMD_NONE)
+ writeb(cmd, this->IO_ADDR_W);
}
static int quad100hd_nand_ready(struct mtd_info *mtd)
@@ -67,9 +57,9 @@ static int quad100hd_nand_ready(struct mtd_info *mtd)
int board_nand_init(struct nand_chip *nand)
{
/* Set address of hardware control function */
- nand->hwcontrol = quad100hd_hwcontrol;
+ nand->cmd_ctrl = quad100hd_hwcontrol;
nand->dev_ready = quad100hd_nand_ready;
- nand->eccmode = NAND_ECC_SOFT;
+ nand->ecc.mode = NAND_ECC_SOFT;
/* 15 us command delay time */
nand->chip_delay = 20;