arc: get rid of running_on_hw

[people/ms/u-boot.git] / drivers / serial / serial_arc.c

diff --git a/drivers/serial/serial_arc.c b/drivers/serial/serial_arc.c
index 6292eb136b0d86590d7508d6b26260afe41bfbca..326a536a26ad47801b40eee9b44a7f04ce084641 100644 (file)
--- a/drivers/serial/serial_arc.c
+++ b/drivers/serial/serial_arc.c
@@ -42,23 +42,7 @@ static int arc_serial_setbrg(struct udevice *dev, int baudrate)
        int arc_console_baud = gd->cpu_clk / (baudrate * 4) - 1;
 
        writeb(arc_console_baud & 0xff, &regs->baudl);
-
-#ifdef CONFIG_ARC
-       /*
-        * UART ISS(Instruction Set simulator) emulation has a subtle bug:
-        * A existing value of Baudh = 0 is used as a indication to startup
-        * it's internal state machine.
-        * Thus if baudh is set to 0, 2 times, it chokes.
-        * This happens with BAUD=115200 and the formaula above
-        * Until that is fixed, when running on ISS, we will set baudh to !0
-        */
-       if (gd->arch.running_on_hw)
-               writeb((arc_console_baud & 0xff00) >> 8, &regs->baudh);
-       else
-               writeb(1, &regs->baudh);
-#else
        writeb((arc_console_baud & 0xff00) >> 8, &regs->baudh);
-#endif
 
        return 0;
 }