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-rw-r--r--arch/ppc/boot/common/ns16550.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/arch/ppc/boot/common/ns16550.c b/arch/ppc/boot/common/ns16550.c
index 9017c547a6f6..26818bbb6cff 100644
--- a/arch/ppc/boot/common/ns16550.c
+++ b/arch/ppc/boot/common/ns16550.c
@@ -23,7 +23,7 @@ static int shift;
23 23
24unsigned long serial_init(int chan, void *ignored) 24unsigned long serial_init(int chan, void *ignored)
25{ 25{
26 unsigned long com_port; 26 unsigned long com_port, base_baud;
27 unsigned char lcr, dlm; 27 unsigned char lcr, dlm;
28 28
29 /* We need to find out which type io we're expecting. If it's 29 /* We need to find out which type io we're expecting. If it's
@@ -43,6 +43,8 @@ unsigned long serial_init(int chan, void *ignored)
43 43
44 /* How far apart the registers are. */ 44 /* How far apart the registers are. */
45 shift = rs_table[chan].iomem_reg_shift; 45 shift = rs_table[chan].iomem_reg_shift;
46 /* Base baud.. */
47 base_baud = rs_table[chan].baud_base;
46 48
47 /* save the LCR */ 49 /* save the LCR */
48 lcr = inb(com_port + (UART_LCR << shift)); 50 lcr = inb(com_port + (UART_LCR << shift));
@@ -62,9 +64,9 @@ unsigned long serial_init(int chan, void *ignored)
62 else { 64 else {
63 /* Input clock. */ 65 /* Input clock. */
64 outb(com_port + (UART_DLL << shift), 66 outb(com_port + (UART_DLL << shift),
65 (BASE_BAUD / SERIAL_BAUD) & 0xFF); 67 (base_baud / SERIAL_BAUD) & 0xFF);
66 outb(com_port + (UART_DLM << shift), 68 outb(com_port + (UART_DLM << shift),
67 (BASE_BAUD / SERIAL_BAUD) >> 8); 69 (base_baud / SERIAL_BAUD) >> 8);
68 /* 8 data, 1 stop, no parity */ 70 /* 8 data, 1 stop, no parity */
69 outb(com_port + (UART_LCR << shift), 0x03); 71 outb(com_port + (UART_LCR << shift), 0x03);
70 /* RTS/DTR */ 72 /* RTS/DTR */