Do not try to read the CODA960 GDI status register on CODA7541.
Signed-off-by: Philipp Zabel <p.za...@pengutronix.de>
---
drivers/media/platform/coda.c | 17 ++++++++++-------
1 file changed, 10 insertions(+), 7 deletions(-)
diff --git a/drivers/media/platform/coda.c b/drivers/media/platform/coda.c
index 7e69eda..d5abb7c 100644
--- a/drivers/media/platform/coda.c
+++ b/drivers/media/platform/coda.c
@@ -350,19 +350,22 @@ static int coda_hw_reset(struct coda_ctx *ctx)
idx = coda_read(dev, CODA_REG_BIT_RUN_INDEX);
- timeout = jiffies + msecs_to_jiffies(100);
- coda_write(dev, 0x11, CODA9_GDI_BUS_CTRL);
- while (coda_read(dev, CODA9_GDI_BUS_STATUS) != 0x77) {
- if (time_after(jiffies, timeout))
- return -ETIME;
- cpu_relax();
+ if (dev->devtype->product == CODA_960) {
+ timeout = jiffies + msecs_to_jiffies(100);
+ coda_write(dev, 0x11, CODA9_GDI_BUS_CTRL);
+ while (coda_read(dev, CODA9_GDI_BUS_STATUS) != 0x77) {
+ if (time_after(jiffies, timeout))
+ return -ETIME;
+ cpu_relax();
+ }
}
ret = reset_control_reset(dev->rstc);
if (ret < 0)
return ret;
- coda_write(dev, 0x00, CODA9_GDI_BUS_CTRL);
+ if (dev->devtype->product == CODA_960)
+ coda_write(dev, 0x00, CODA9_GDI_BUS_CTRL);
coda_write(dev, CODA_REG_BIT_BUSY_FLAG, CODA_REG_BIT_BUSY);
coda_write(dev, CODA_REG_RUN_ENABLE, CODA_REG_BIT_CODE_RUN);
ret = coda_wait_timeout(dev);
--
2.0.1
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