[MIPS] TXx9: rename asm-mips/mach-jmr3927 to asm-mips/mach-tx39xx

Rename mach-jmr3927 directory to more proper name to make adding other
platforms easier.

Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/arch/mips/Makefile b/arch/mips/Makefile
index c4a3098..3564533 100644
--- a/arch/mips/Makefile
+++ b/arch/mips/Makefile
@@ -548,7 +548,7 @@
 # Common TXx9
 #
 core-$(CONFIG_MACH_TX39XX)	+= arch/mips/txx9/generic/
-cflags-$(CONFIG_MACH_TX39XX) += -Iinclude/asm-mips/mach-jmr3927
+cflags-$(CONFIG_MACH_TX39XX) += -Iinclude/asm-mips/mach-tx39xx
 load-$(CONFIG_MACH_TX39XX)	+= 0xffffffff80050000
 core-$(CONFIG_MACH_TX49XX)	+= arch/mips/txx9/generic/
 cflags-$(CONFIG_MACH_TX49XX) += -Iinclude/asm-mips/mach-tx49xx
diff --git a/arch/mips/txx9/generic/setup.c b/arch/mips/txx9/generic/setup.c
index 517828e..452cb9e 100644
--- a/arch/mips/txx9/generic/setup.c
+++ b/arch/mips/txx9/generic/setup.c
@@ -200,3 +200,13 @@
 	else
 		spurious_interrupt();
 }
+
+/* see include/asm-mips/mach-tx39xx/mangle-port.h, for example. */
+#ifdef NEEDS_TXX9_SWIZZLE_ADDR_B
+static unsigned long __swizzle_addr_none(unsigned long port)
+{
+	return port;
+}
+unsigned long (*__swizzle_addr_b)(unsigned long port) = __swizzle_addr_none;
+EXPORT_SYMBOL(__swizzle_addr_b);
+#endif
diff --git a/arch/mips/txx9/jmr3927/setup.c b/arch/mips/txx9/jmr3927/setup.c
index 43a8dad..61edc4a 100644
--- a/arch/mips/txx9/jmr3927/setup.c
+++ b/arch/mips/txx9/jmr3927/setup.c
@@ -315,7 +315,7 @@
 }
 
 /* This trick makes rtc-ds1742 driver usable as is. */
-unsigned long __swizzle_addr_b(unsigned long port)
+static unsigned long jmr3927_swizzle_addr_b(unsigned long port)
 {
 	if ((port & 0xffff0000) != JMR3927_IOC_NVRAMB_ADDR)
 		return port;
@@ -326,7 +326,6 @@
 	return port | 1;
 #endif
 }
-EXPORT_SYMBOL(__swizzle_addr_b);
 
 static int __init jmr3927_rtc_init(void)
 {
@@ -361,6 +360,7 @@
 
 static void __init jmr3927_device_init(void)
 {
+	__swizzle_addr_b = jmr3927_swizzle_addr_b;
 	jmr3927_rtc_init();
 	jmr3927_wdt_init();
 }