[MIPS] Add missing silicon revisions for BCM112x

Recent versions of the BCM112X processors aren't recognized by Linux
(preventing Linux from booting on those processors).  This patch adds
support for those that are missing.

Signed-off-by: Mark Mason <mason@broadcom.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

2 files changed, 13 insertions, 0 deletions

diff --git a/arch/mips/sibyte/sb1250/setup.c b/arch/mips/sibyte/sb1250/setup.c
index 87188f0f6fbe..f4a6169aa0a4 100644
--- a/arch/mips/sibyte/sb1250/setup.c
+++ b/arch/mips/sibyte/sb1250/setup.c
@@ -141,6 +141,18 @@ static int __init setup_bcm112x(void)
                 periph_rev = 3;
                 pass_str = "A2";
                 break;
+        case K_SYS_REVISION_BCM112x_A3:
+                periph_rev = 3;
+                pass_str = "A3";
+                break;
+        case K_SYS_REVISION_BCM112x_A4:
+                periph_rev = 3;
+                pass_str = "A4";
+                break;
+        case K_SYS_REVISION_BCM112x_B0:
+                periph_rev = 3;
+                pass_str = "B0";
+                break;
         default:
                 printk("Unknown %s rev %x\n", soc_str, soc_pass);
                 ret = 1;
diff --git a/include/asm-mips/sibyte/sb1250_scd.h b/include/asm-mips/sibyte/sb1250_scd.h
index 7ed0bb611e56..b6a7d8f6ced5 100644
--- a/include/asm-mips/sibyte/sb1250_scd.h
+++ b/include/asm-mips/sibyte/sb1250_scd.h
@@ -84,6 +84,7 @@
 #define K_SYS_REVISION_BCM112x_A2       0x21
 #define K_SYS_REVISION_BCM112x_A3       0x22
 #define K_SYS_REVISION_BCM112x_A4       0x23
+#define K_SYS_REVISION_BCM112x_B0       0x30
 
 #define K_SYS_REVISION_BCM1480_S0       0x01
 #define K_SYS_REVISION_BCM1480_A1       0x02