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@@ -37,27 +37,26 @@
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#define MASK_ALE (1 << 21) /* our ALE is AD21 */
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#define MASK_CLE (1 << 22) /* our CLE is AD22 */
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-static void at91sam9260ek_nand_hwcontrol(struct mtd_info *mtd, int cmd)
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+static void at91sam9260ek_nand_hwcontrol(struct mtd_info *mtd,
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+ int cmd, unsigned int ctrl)
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{
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struct nand_chip *this = mtd->priv;
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- ulong IO_ADDR_W = (ulong) this->IO_ADDR_W;
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- IO_ADDR_W &= ~(MASK_ALE|MASK_CLE);
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- switch (cmd) {
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- case NAND_CTL_SETCLE:
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- IO_ADDR_W |= MASK_CLE;
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- break;
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- case NAND_CTL_SETALE:
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- IO_ADDR_W |= MASK_ALE;
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- break;
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- case NAND_CTL_CLRNCE:
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- at91_set_gpio_value(AT91_PIN_PC14, 1);
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- break;
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- case NAND_CTL_SETNCE:
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- at91_set_gpio_value(AT91_PIN_PC14, 0);
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- break;
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+ if (ctrl & NAND_CTRL_CHANGE) {
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+ ulong IO_ADDR_W = (ulong) this->IO_ADDR_W;
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+ IO_ADDR_W &= ~(MASK_ALE | MASK_CLE);
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+
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+ if (ctrl & NAND_CLE)
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+ IO_ADDR_W |= MASK_CLE;
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+ if (ctrl & NAND_ALE)
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+ IO_ADDR_W |= MASK_ALE;
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+
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+ at91_set_gpio_value(AT91_PIN_PC14, !(ctrl & NAND_NCE));
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+ this->IO_ADDR_W = (void *) IO_ADDR_W;
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}
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- this->IO_ADDR_W = (void *) IO_ADDR_W;
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+
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+ if (cmd != NAND_CMD_NONE)
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+ writeb(cmd, this->IO_ADDR_W);
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}
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static int at91sam9260ek_nand_ready(struct mtd_info *mtd)
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@@ -67,11 +66,11 @@ static int at91sam9260ek_nand_ready(struct mtd_info *mtd)
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int board_nand_init(struct nand_chip *nand)
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{
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- nand->eccmode = NAND_ECC_SOFT;
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+ nand->ecc.mode = NAND_ECC_SOFT;
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#ifdef CFG_NAND_DBW_16
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nand->options = NAND_BUSWIDTH_16;
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#endif
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- nand->hwcontrol = at91sam9260ek_nand_hwcontrol;
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+ nand->cmd_ctrl = at91sam9260ek_nand_hwcontrol;
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nand->dev_ready = at91sam9260ek_nand_ready;
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nand->chip_delay = 20;
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