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path: root/drivers/tty/serial/sh-sci.c
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Diffstat (limited to 'drivers/tty/serial/sh-sci.c')
-rw-r--r--drivers/tty/serial/sh-sci.c8
1 files changed, 1 insertions, 7 deletions
diff --git a/drivers/tty/serial/sh-sci.c b/drivers/tty/serial/sh-sci.c
index cc6fa55231ba..dfee7a2f51f1 100644
--- a/drivers/tty/serial/sh-sci.c
+++ b/drivers/tty/serial/sh-sci.c
@@ -1863,13 +1863,7 @@ static void sci_shutdown(struct uart_port *port)
static unsigned int sci_scbrr_calc(struct sci_port *s, unsigned int bps,
unsigned long freq)
{
- if (s->sampling_rate)
- return DIV_ROUND_CLOSEST(freq, s->sampling_rate * bps) - 1;
-
- /* Warn, but use a safe default */
- WARN_ON(1);
-
- return ((freq + 16 * bps) / (32 * bps) - 1);
+ return DIV_ROUND_CLOSEST(freq, s->sampling_rate * bps) - 1;
}
/* calculate frame length from SMR */