v4.19.13 snapshot.
diff --git a/arch/mips/pmcs-msp71xx/msp_pci.c b/arch/mips/pmcs-msp71xx/msp_pci.c
new file mode 100644
index 0000000..428dea2
--- /dev/null
+++ b/arch/mips/pmcs-msp71xx/msp_pci.c
@@ -0,0 +1,50 @@
+/*
+ * The setup file for PCI related hardware on PMC-Sierra MSP processors.
+ *
+ * Copyright 2005-2006 PMC-Sierra, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ *
+ * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
+ * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
+ * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/init.h>
+
+#include <msp_prom.h>
+#include <msp_regs.h>
+
+extern void msp_pci_init(void);
+
+static int __init msp_pci_setup(void)
+{
+#if 0 /* Linux 2.6 initialization code to be completed */
+ if (getdeviceid() & DEV_ID_SINGLE_PC) {
+ /* If single card mode */
+ slmRegs *sreg = (slmRegs *) SREG_BASE;
+
+ sreg->single_pc_enable = SINGLE_PCCARD;
+ }
+#endif
+
+ msp_pci_init();
+
+ return 0;
+}
+
+subsys_initcall(msp_pci_setup);