From: Zubair Lutfullah Kakakhel <Zubair.Kakakhel@xxxxxxxxxx>
In case a bootloader leaves the device in a bad state,
requesting the interrupt before resetting results in a bad
interrupt loop.
Signed-off-by: Zubair Lutfullah Kakakhel <Zubair.Kakakhel@xxxxxxxxxx>
[Ezequiel: cleanup commit description]
Signed-off-by: Ezequiel Garcia <ezequiel@xxxxxxxxxxxxxxxxxxxx>
---
drivers/mmc/host/jz4740_mmc.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/mmc/host/jz4740_mmc.c b/drivers/mmc/host/jz4740_mmc.c
index 636741ac9031..0a8edd5b4052 100644
--- a/drivers/mmc/host/jz4740_mmc.c
+++ b/drivers/mmc/host/jz4740_mmc.c
@@ -1027,6 +1027,8 @@ static int jz4740_mmc_probe(struct platform_device* pdev)
spin_lock_init(&host->lock);
host->irq_mask = 0xffff;
+ jz4740_mmc_reset(host);
+
ret = request_threaded_irq(host->irq, jz_mmc_irq, jz_mmc_irq_worker, 0,
dev_name(&pdev->dev), host);
if (ret) {
@@ -1034,7 +1036,6 @@ static int jz4740_mmc_probe(struct platform_device* pdev)
goto err_free_gpios;
}
- jz4740_mmc_reset(host);
jz4740_mmc_clock_disable(host);
timer_setup(&host->timeout_timer, jz4740_mmc_timeout, 0);
--
2.16.2
