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Merged in david_s5/nuttx/master_rt_fix (pull request #933)

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imxrt:Fix serial TIOCSINVERT

Approved-by: Gregory Nutt <gnutt@nuttx.org>
This commit is contained in:
David Sidrane 2019-07-04 15:15:04 +00:00 • committed by Gregory Nutt
parent 9b8c4a355d
commit b3a86e5ac6
1 changed files with 1 additions and 0 deletions
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arch/arm/src/imxrt/imxrt_serial.c
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@ -1314,6 +1314,7 @@ static int imxrt_ioctl(struct file *filep, int cmd, unsigned long arg)
uint32_t stat;
uint32_t regval;
irqstate_t flags;
struct imxrt_uart_s *priv = (struct imxrt_uart_s *)dev->priv;
flags = spin_lock_irqsave();
ctrl = imxrt_serialin(priv, IMXRT_LPUART_CTRL_OFFSET);