hwrng: npcm - modify readl to readb

Modify the read size to the correct HW random
registers size, 8bit.
The incorrect read size caused and faulty
HW random value.

Signed-off-by: Tomer Maimon <tmaimon77@gmail.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
1 file changed