]> git.dujemihanovic.xyz Git - u-boot.git/commitdiff
i2c: mv_i2c.c: Correct address endianness
authorBradley Bolen <bradleybolen@gmail.com>
Tue, 13 Dec 2016 17:49:53 +0000 (12:49 -0500)
committerHeiko Schocher <hs@denx.de>
Mon, 19 Dec 2016 08:32:00 +0000 (09:32 +0100)
0c0f719ad2f46c8566a56daee37ebdb7c078c3b1 accidentally changed the
endianness of the i2c read and write addresses.  This was noticable when
accessing EEPROMs that use 2 byte addressing as the LSB was being sent
first.

Signed-off-by: Bradley Bolen <bradleybolen@gmail.com>
Reviewed-by: Stefan Roese <sr@denx.de>
drivers/i2c/mv_i2c.c

index 7f52fa2d858bf42fc5b6cd4d95030d9ff1193bbd..c78027239f2c4d8b4ea0694e7fc0b643c23de378 100644 (file)
@@ -270,7 +270,7 @@ static int __i2c_read(struct mv_i2c *base, uchar chip, u8 *addr, int alen,
                msg.condition = I2C_COND_NORMAL;
                msg.acknack   = I2C_ACKNAK_WAITACK;
                msg.direction = I2C_WRITE;
-               msg.data      = *(addr++);
+               msg.data      = addr[alen];
                if (i2c_transfer(base, &msg))
                        return -1;
        }
@@ -341,7 +341,7 @@ static int __i2c_write(struct mv_i2c *base, uchar chip, u8 *addr, int alen,
                msg.condition = I2C_COND_NORMAL;
                msg.acknack   = I2C_ACKNAK_WAITACK;
                msg.direction = I2C_WRITE;
-               msg.data      = *(addr++);
+               msg.data      = addr[alen];
                if (i2c_transfer(base, &msg))
                        return -1;
        }