mtd: rawnand: Pass a nand_chip object to chip->dev_ready()

Let's make the raw NAND API consistent by patching all helpers and
hooks to take a nand_chip object instead of an mtd_info one or
remove the mtd_info object when both are passed.

Let's tackle the chip->dev_ready() hook.

Signed-off-by: Boris Brezillon <boris.brezillon@bootlin.com>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
diff --git a/include/linux/mtd/rawnand.h b/include/linux/mtd/rawnand.h
index b53ccc7..404ac7d 100644
--- a/include/linux/mtd/rawnand.h
+++ b/include/linux/mtd/rawnand.h
@@ -1291,7 +1291,7 @@
 	int (*block_bad)(struct nand_chip *chip, loff_t ofs);
 	int (*block_markbad)(struct nand_chip *chip, loff_t ofs);
 	void (*cmd_ctrl)(struct nand_chip *chip, int dat, unsigned int ctrl);
-	int (*dev_ready)(struct mtd_info *mtd);
+	int (*dev_ready)(struct nand_chip *chip);
 	void (*cmdfunc)(struct mtd_info *mtd, unsigned command, int column,
 			int page_addr);
 	int(*waitfunc)(struct mtd_info *mtd, struct nand_chip *this);