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Subject[PATCH] serial: max310x: Set IRQF_TRIGGER_FALLING flag when dev.of_node is not NULL
Date
When dev.of_node is not NULL, we also need to set IRQF_TRIGGER_FALLING
flag, otherwise it may cause uncertain interrupts.

Signed-off-by: Liu Xiang <liu.xiang6@zte.com.cn>
---
drivers/tty/serial/max310x.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/tty/serial/max310x.c b/drivers/tty/serial/max310x.c
index 9360801..8a3e926 100644
--- a/drivers/tty/serial/max310x.c
+++ b/drivers/tty/serial/max310x.c
@@ -1329,9 +1329,9 @@ static int max310x_spi_probe(struct spi_device *spi)
const struct spi_device_id *id_entry = spi_get_device_id(spi);

devtype = (struct max310x_devtype *)id_entry->driver_data;
- flags = IRQF_TRIGGER_FALLING;
}

+ flags = IRQF_TRIGGER_FALLING;
regcfg.max_register = devtype->nr * 0x20 - 1;
regmap = devm_regmap_init_spi(spi, &regcfg);

--
1.9.1

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