serial: pl01x: avoid pl01x type check two times

Signed-off-by: Vikas Manocha <vikas.manocha@st.com>
Acked-by: Simon Glass <sjg@chromium.org>
master
Vikas Manocha 10 years ago committed by Tom Rini
parent f7e517b4eb
commit eb8a4fe0dc
  1. 15
      drivers/serial/serial_pl01x.c

@ -72,22 +72,19 @@ static int pl01x_tstc(struct pl01x_regs *regs)
static int pl01x_generic_serial_init(struct pl01x_regs *regs,
enum pl01x_type type)
{
switch (type) {
case TYPE_PL010:
/* disable everything */
writel(0, &regs->pl010_cr);
break;
case TYPE_PL011:
#ifdef CONFIG_PL011_SERIAL_FLUSH_ON_INIT
if (type == TYPE_PL011) {
/* Empty RX fifo if necessary */
if (readl(&regs->pl011_cr) & UART_PL011_CR_UARTEN) {
while (!(readl(&regs->fr) & UART_PL01x_FR_RXFE))
readl(&regs->dr);
}
}
#endif
switch (type) {
case TYPE_PL010:
/* disable everything */
writel(0, &regs->pl010_cr);
break;
case TYPE_PL011:
/* disable everything */
writel(0, &regs->pl011_cr);
break;

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