Merge tag 'nand/davinci-clock' of git://git.infradead.org/linux-mtd into HEAD

Prepare things for davinci clk driver cleanup

drivers/mtd/nand/raw/davinci_nand.c

@@ -27,7 +27,6 @@
 #include <linux/module.h>
 #include <linux/platform_device.h>
 #include <linux/err.h>
-#include <linux/clk.h>
 #include <linux/io.h>
 #include <linux/mtd/rawnand.h>
 #include <linux/mtd/partitions.h>
@@ -55,7 +54,6 @@ struct davinci_nand_info {
 	struct nand_chip	chip;
 
 	struct device		*dev;
-	struct clk		*clk;
 
 	bool			is_readmode;
 
@@ -703,22 +701,6 @@ static int nand_davinci_probe(struct platform_device *pdev)
 	/* Use board-specific ECC config */
 	info->chip.ecc.mode	= pdata->ecc_mode;
 
-	ret = -EINVAL;
-
-	info->clk = devm_clk_get(&pdev->dev, "aemif");
-	if (IS_ERR(info->clk)) {
-		ret = PTR_ERR(info->clk);
-		dev_dbg(&pdev->dev, "unable to get AEMIF clock, err %d\n", ret);
-		return ret;
-	}
-
-	ret = clk_prepare_enable(info->clk);
-	if (ret < 0) {
-		dev_dbg(&pdev->dev, "unable to enable AEMIF clock, err %d\n",
-			ret);
-		goto err_clk_enable;
-	}
-
 	spin_lock_irq(&davinci_nand_lock);
 
 	/* put CSxNAND into NAND mode */
@@ -732,7 +714,7 @@ static int nand_davinci_probe(struct platform_device *pdev)
 	ret = nand_scan_ident(mtd, pdata->mask_chipsel ? 2 : 1, NULL);
 	if (ret < 0) {
 		dev_dbg(&pdev->dev, "no NAND chip(s) found\n");
-		goto err;
+		return ret;
 	}
 
 	switch (info->chip.ecc.mode) {
@@ -838,9 +820,6 @@ static int nand_davinci_probe(struct platform_device *pdev)
 	nand_cleanup(&info->chip);
 
 err:
-	clk_disable_unprepare(info->clk);
-
-err_clk_enable:
 	spin_lock_irq(&davinci_nand_lock);
 	if (info->chip.ecc.mode == NAND_ECC_HW_SYNDROME)
 		ecc4_busy = false;
@@ -859,8 +838,6 @@ static int nand_davinci_remove(struct platform_device *pdev)
 
 	nand_release(nand_to_mtd(&info->chip));
 
-	clk_disable_unprepare(info->clk);
-
 	return 0;
 }