mtd: rawnand: davinci: Use uintptr_t casts instead of unsigned ones

uintptr_t should be used when casting a pointer to an unsigned int so
that the code compiles without warnings even on 64-bit architectures.

This is needed if we want to allow selection of this driver when
COMPILE_TEST=y.

Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Boris Brezillon <boris.brezillon@bootlin.com>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>

diff --git a/drivers/mtd/nand/raw/davinci_nand.c b/drivers/mtd/nand/raw/davinci_nand.c
index 9cd36a750965add7c7787f54abb2963798b26a9a..e79ed0f60ade93a45ec21fd179b9b7ab01ee02ce 100644 (file)
--- a/drivers/mtd/nand/raw/davinci_nand.c
+++ b/drivers/mtd/nand/raw/davinci_nand.c
@@ -318,7 +318,7 @@ static int nand_davinci_correct_4bit(struct mtd_info *mtd,
        /* Unpack ten bytes into eight 10 bit values.  We know we're
         * little-endian, and use type punning for less shifting/masking.
         */
-       if (WARN_ON(0x01 & (unsigned) ecc_code))
+       if (WARN_ON(0x01 & (uintptr_t)ecc_code))
                return -EINVAL;
        ecc16 = (unsigned short *)ecc_code;
 
@@ -440,9 +440,9 @@ static void nand_davinci_read_buf(struct mtd_info *mtd, uint8_t *buf, int len)
 {
        struct nand_chip *chip = mtd_to_nand(mtd);
 
-       if ((0x03 & ((unsigned)buf)) == 0 && (0x03 & len) == 0)
+       if ((0x03 & ((uintptr_t)buf)) == 0 && (0x03 & len) == 0)
                ioread32_rep(chip->IO_ADDR_R, buf, len >> 2);
-       else if ((0x01 & ((unsigned)buf)) == 0 && (0x01 & len) == 0)
+       else if ((0x01 & ((uintptr_t)buf)) == 0 && (0x01 & len) == 0)
                ioread16_rep(chip->IO_ADDR_R, buf, len >> 1);
        else
                ioread8_rep(chip->IO_ADDR_R, buf, len);
@@ -453,9 +453,9 @@ static void nand_davinci_write_buf(struct mtd_info *mtd,
 {
        struct nand_chip *chip = mtd_to_nand(mtd);
 
-       if ((0x03 & ((unsigned)buf)) == 0 && (0x03 & len) == 0)
+       if ((0x03 & ((uintptr_t)buf)) == 0 && (0x03 & len) == 0)
                iowrite32_rep(chip->IO_ADDR_R, buf, len >> 2);
-       else if ((0x01 & ((unsigned)buf)) == 0 && (0x01 & len) == 0)
+       else if ((0x01 & ((uintptr_t)buf)) == 0 && (0x01 & len) == 0)
                iowrite16_rep(chip->IO_ADDR_R, buf, len >> 1);
        else
                iowrite8_rep(chip->IO_ADDR_R, buf, len);