upstream: [media] coda: clear registers in coda_hw_init

Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: Kamil Debski <k.debski@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

diff --git a/drivers/media/platform/coda.c b/drivers/media/platform/coda.c
index a711297..e7efae9 100644 (file)
--- a/drivers/media/platform/coda.c
+++ b/drivers/media/platform/coda.c
@@ -1762,6 +1762,10 @@ static int coda_hw_init(struct coda_dev *dev)
                }
        }
 
+       /* Clear registers */
+       for (i = 0; i < 64; i++)
+               coda_write(dev, 0, CODA_REG_BIT_CODE_BUF_ADDR + i * 4);
+
        /* Tell the BIT where to find everything it needs */
        coda_write(dev, dev->workbuf.paddr,
                      CODA_REG_BIT_WORK_BUF_ADDR);