[MTD] [NAND] at91_nand: use at91_nand_{en,dis}able consistently.
Use at91_nand_enable(), at91_nand_disable() to manipulate enable_pin.
No functional changes.
Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Signed-off-by: David Woodhouse <dwmw2@infradead.org>
diff --git a/drivers/mtd/nand/at91_nand.c b/drivers/mtd/nand/at91_nand.c
index 414ceae..0adb287 100644
--- a/drivers/mtd/nand/at91_nand.c
+++ b/drivers/mtd/nand/at91_nand.c
@@ -94,6 +94,24 @@
};
/*
+ * Enable NAND.
+ */
+static void at91_nand_enable(struct at91_nand_host *host)
+{
+ if (host->board->enable_pin)
+ at91_set_gpio_value(host->board->enable_pin, 0);
+}
+
+/*
+ * Disable NAND.
+ */
+static void at91_nand_disable(struct at91_nand_host *host)
+{
+ if (host->board->enable_pin)
+ at91_set_gpio_value(host->board->enable_pin, 1);
+}
+
+/*
* Hardware specific access to control-lines
*/
static void at91_nand_cmd_ctrl(struct mtd_info *mtd, int cmd, unsigned int ctrl)
@@ -101,11 +119,11 @@
struct nand_chip *nand_chip = mtd->priv;
struct at91_nand_host *host = nand_chip->priv;
- if (host->board->enable_pin && (ctrl & NAND_CTRL_CHANGE)) {
+ if (ctrl & NAND_CTRL_CHANGE) {
if (ctrl & NAND_NCE)
- at91_set_gpio_value(host->board->enable_pin, 0);
+ at91_nand_enable(host);
else
- at91_set_gpio_value(host->board->enable_pin, 1);
+ at91_nand_disable(host);
}
if (cmd == NAND_CMD_NONE)
return;
@@ -128,24 +146,6 @@
}
/*
- * Enable NAND.
- */
-static void at91_nand_enable(struct at91_nand_host *host)
-{
- if (host->board->enable_pin)
- at91_set_gpio_value(host->board->enable_pin, 0);
-}
-
-/*
- * Disable NAND.
- */
-static void at91_nand_disable(struct at91_nand_host *host)
-{
- if (host->board->enable_pin)
- at91_set_gpio_value(host->board->enable_pin, 1);
-}
-
-/*
* write oob for small pages
*/
static int at91_nand_write_oob_512(struct mtd_info *mtd,