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authorBenjamin Herrenschmidt <benh@kernel.crashing.org>2013-08-16 10:13:06 +1000
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2013-08-16 10:59:27 +1000
commitafbcdd97bf117bc2d01b865a32f78f662437a4d8 (patch)
treeb170f30f16bb8bb77477326ad604de7c49808a60 /arch/powerpc/kernel/udbg_16550.c
parent54bb7f4bda0ee49f39dc593c2d73fe6053a99dbb (diff)
downloadlwn-afbcdd97bf117bc2d01b865a32f78f662437a4d8.tar.gz
lwn-afbcdd97bf117bc2d01b865a32f78f662437a4d8.zip
powerpc/wsp: Fix early debug build
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 <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/kernel/udbg_16550.c')
-rw-r--r--arch/powerpc/kernel/udbg_16550.c38
1 files changed, 1 insertions, 37 deletions
diff --git a/arch/powerpc/kernel/udbg_16550.c b/arch/powerpc/kernel/udbg_16550.c
index 25c58e81a009..75702e207b29 100644
--- a/arch/powerpc/kernel/udbg_16550.c
+++ b/arch/powerpc/kernel/udbg_16550.c
@@ -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);
}