diff options
| author | Zubair Lutfullah Kakakhel <Zubair.Kakakhel@imgtec.com> | 2018-03-29 00:00:47 +0300 |
|---|---|---|
| committer | Ulf Hansson <ulf.hansson@linaro.org> | 2018-05-02 16:08:31 +0300 |
| commit | 436a3cfddcb7a9b92a2035464139ea6be2afe74c (patch) | |
| tree | df3e5374ddb8cca278f23100d79efdfc8c416751 /drivers/mmc | |
| parent | 39e9ef1dca795d054f2708e284a3284228cdebbc (diff) | |
| download | linux-436a3cfddcb7a9b92a2035464139ea6be2afe74c.tar.xz | |
mmc: jz4740: Reset the device requesting the interrupt
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@imgtec.com>
[Ezequiel: cleanup commit description]
Tested-by: Mathieu Malaterre <malat@debian.org>
Signed-off-by: Ezequiel Garcia <ezequiel@collabora.co.uk>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Diffstat (limited to 'drivers/mmc')
| -rw-r--r-- | drivers/mmc/host/jz4740_mmc.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/mmc/host/jz4740_mmc.c b/drivers/mmc/host/jz4740_mmc.c index b11f65077ce7..9f316d953b30 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); |