diff --git a/common/recipes-bsp/pdbg/pdbg.bb b/common/recipes-bsp/pdbg/pdbg.bb
index b48e294..3b00e04 100644
--- a/common/recipes-bsp/pdbg/pdbg.bb
+++ b/common/recipes-bsp/pdbg/pdbg.bb
@@ -4,6 +4,7 @@
 LIC_FILES_CHKSUM = "file://${S}/COPYING;md5=3b83ef96387f14655fc854ddc3c6bd57"
 
 SRC_URI += "git://github.com/open-power/pdbg.git"
+SRC_URI += "file://0001-CFAM-reg-0x2918-access-hack.patch"
 
 SRCREV = "6554a4a6bf73c22766650977eec07f90502b7438"
 PV = "git${SRCREV}"
diff --git a/common/recipes-bsp/pdbg/pdbg/0001-CFAM-reg-0x2918-access-hack.patch b/common/recipes-bsp/pdbg/pdbg/0001-CFAM-reg-0x2918-access-hack.patch
new file mode 100644
index 0000000..dba62e3
--- /dev/null
+++ b/common/recipes-bsp/pdbg/pdbg/0001-CFAM-reg-0x2918-access-hack.patch
@@ -0,0 +1,34 @@
+From e21d90ae8c131eae9d78e3d06f29cab55c952884 Mon Sep 17 00:00:00 2001
+From: Matt Spinler <spinler@us.ibm.com>
+Date: Thu, 19 Jan 2017 09:06:48 -0600
+Subject: [PATCH] CFAM reg 0x2918 access hack
+
+---
+ libpdbg/bmcfsi.c | 11 ++++++++++-
+ 1 file changed, 10 insertions(+), 1 deletion(-)
+
+diff --git a/libpdbg/bmcfsi.c b/libpdbg/bmcfsi.c
+index 64dbd69..f763f2a 100644
+--- a/libpdbg/bmcfsi.c
++++ b/libpdbg/bmcfsi.c
+@@ -247,7 +247,16 @@ static uint64_t fsi_abs_ar(uint32_t addr, int read)
+ 	/* Reformat the address. I'm not sure I fully understand this
+ 	 * yet but we basically shift the bottom byte and add 0b01
+ 	 * (for the write word?) */
+-       	addr = ((addr & 0x1fff00) | ((addr & 0xff) << 2)) << 1;
++
++    /* Hack: this shifting doesn't work for all addresses, but it does
++     * work for 2918 and (and 2nd chip 2918) so use it just for that */
++    if ((addr == 0x2918) || (addr == 0x102918)) {
++        addr = ((addr & 0x1ffe00) | ((addr & 0x1ff) << 2)) << 1;
++    }
++    else {
++        addr = ((addr & 0x1fff00) | ((addr & 0xff) << 2)) << 1;
++    }
++
+ 	addr |= 0x3;
+ 	addr |= slave_id << 26;
+ 	addr |= (0x8ULL | !!(read)) << 22;
+-- 
+2.11.0
+