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powerpc/wsp: Fix early debug build
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When reworking udbg_16550.c I forgot to remove the old and now useless
code for the CONFIG_PPC_EARLY_DEBUG_WSP case, which doesn't build as
a result. I also missed a cast.

Signed-off-by: Benjamin Herrenschmidt <[email protected]>
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ozbenh committed Aug 16, 2013
1 parent 54bb7f4 commit afbcdd9
Showing 1 changed file with 1 addition and 37 deletions.
38 changes: 1 addition & 37 deletions arch/powerpc/kernel/udbg_16550.c
Original file line number Diff line number Diff line change
Expand Up @@ -300,45 +300,9 @@ void __init udbg_init_40x_realmode(void)

#ifdef CONFIG_PPC_EARLY_DEBUG_WSP

static void udbg_wsp_flush(void)
{
if (udbg_comport) {
while ((readb(&udbg_comport->lsr) & LSR_THRE) == 0)
/* wait for idle */;
}
}

static void udbg_wsp_putc(char c)
{
if (udbg_comport) {
if (c == '\n')
udbg_wsp_putc('\r');
udbg_wsp_flush();
writeb(c, &udbg_comport->thr); eieio();
}
}

static int udbg_wsp_getc(void)
{
if (udbg_comport) {
while ((readb(&udbg_comport->lsr) & LSR_DR) == 0)
; /* wait for char */
return readb(&udbg_comport->rbr);
}
return -1;
}

static int udbg_wsp_getc_poll(void)
{
if (udbg_comport)
if (readb(&udbg_comport->lsr) & LSR_DR)
return readb(&udbg_comport->rbr);
return -1;
}

void __init udbg_init_wsp(void)
{
udbg_uart_init_mmio(WSP_UART_VIRT, 1);
udbg_uart_init_mmio((void *)WSP_UART_VIRT, 1);
udbg_uart_setup(57600, 50000000);
}

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