yamt commented on a change in pull request #2222:
URL: https://github.com/apache/incubator-nuttx/pull/2222#discussion_r520638346
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File path: arch/arm/src/lpc214x/lpc214x_serial.c
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@@ -89,7 +90,7 @@ static int up_attach(struct uart_dev_s *dev);
static void up_detach(struct uart_dev_s *dev);
static int up_interrupt(int irq, void *context, void *arg);
static int up_ioctl(struct file *filep, int cmd, unsigned long arg);
-static int up_receive(struct uart_dev_s *dev, uint32_t *status);
+static int up_receive(struct uart_dev_s *dev, unsigned int *status);
Review comment:
my motivation is to enable some compiler warnings about types.
unfortunately, our code base is not so consistent in that regard.
that's why i'm making this many changes in this PR and the associated PRs.
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