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authorMasahiro Yamada <yamada.m@jp.panasonic.com>2014-07-11 20:29:04 +0900
committerTom Rini <trini@ti.com>2014-07-22 07:44:25 -0400
commit5b9587ae31e26c5d6fd04ff0ef8cd7541b5abf56 (patch)
treeb0423559f0b560a8dd0109a6f89e832e7a9934f6
parentf8c7c2033df1f8aa1cd329292f01e87972d84535 (diff)
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serial: ns16550: use a const variable instead of macro
Just for type checking. Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com> Cc: Marek Vasut <marex@denx.de> Acked-by: Marek Vasut <marex@denx.de>
-rw-r--r--drivers/serial/serial_ns16550.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/serial/serial_ns16550.c b/drivers/serial/serial_ns16550.c
index 49e2c1f..4413e69 100644
--- a/drivers/serial/serial_ns16550.c
+++ b/drivers/serial/serial_ns16550.c
@@ -120,6 +120,8 @@ static NS16550_t serial_ports[6] = {
static int calc_divisor (NS16550_t port)
{
+ const unsigned int mode_x_div = 16;
+
#ifdef CONFIG_OMAP1510
/* If can't cleanly clock 115200 set div to 1 */
if ((CONFIG_SYS_NS16550_CLK == 12000000) && (gd->baudrate == 115200)) {
@@ -129,10 +131,8 @@ static int calc_divisor (NS16550_t port)
port->osc_12m_sel = 0; /* clear if previsouly set */
#endif
-#define MODE_X_DIV 16
-
return DIV_ROUND_CLOSEST(CONFIG_SYS_NS16550_CLK,
- MODE_X_DIV * gd->baudrate);
+ mode_x_div * gd->baudrate);
}
void