1 files changed, 24 insertions, 0 deletions

diff --git a/arch/mips/txx9/generic/setup.c b/arch/mips/txx9/generic/setup.c
index b136c6692a5f..94ce1a5c38a4 100644
--- a/arch/mips/txx9/generic/setup.c
+++ b/arch/mips/txx9/generic/setup.c
@@ -21,6 +21,7 @@
 #include <linux/err.h>
 #include <linux/gpio.h>
 #include <linux/platform_device.h>
+#include <linux/serial_core.h>
 #include <asm/bootinfo.h>
 #include <asm/time.h>
 #include <asm/reboot.h>
@@ -247,6 +248,29 @@ void __init txx9_ethaddr_init(unsigned int id, unsigned char *ethaddr)
                 platform_device_put(pdev);
 }
 
+void __init txx9_sio_init(unsigned long baseaddr, int irq,
+                          unsigned int line, unsigned int sclk, int nocts)
+{
+#ifdef CONFIG_SERIAL_TXX9
+        struct uart_port req;
+
+        memset(&req, 0, sizeof(req));
+        req.line = line;
+        req.iotype = UPIO_MEM;
+        req.membase = ioremap(baseaddr, 0x24);
+        req.mapbase = baseaddr;
+        req.irq = irq;
+        if (!nocts)
+                req.flags |= UPF_BUGGY_UART /*HAVE_CTS_LINE*/;
+        if (sclk) {
+                req.flags |= UPF_MAGIC_MULTIPLIER /*USE_SCLK*/;
+                req.uartclk = sclk;
+        } else
+                req.uartclk = TXX9_IMCLK;
+        early_serial_txx9_setup(&req);
+#endif /* CONFIG_SERIAL_TXX9 */
+}
+
 /* wrappers */
 void __init plat_mem_setup(void)
 {