[POWERPC] CPM2: Make support for the CPM2 optional on 8560 based boards

Currently there is no way to disable the CPM2 support.  Some boards,
like the SBC8560 have their own external UART and don't have any direct
dependencies on the CPM for a serial console or anything else.

Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>

2 files changed, 5 insertions, 8 deletions

diff --git a/arch/powerpc/platforms/85xx/Kconfig b/arch/powerpc/platforms/85xx/Kconfig
index 06ccb64293e2..333779ee5f1e 100644
--- a/arch/powerpc/platforms/85xx/Kconfig
+++ b/arch/powerpc/platforms/85xx/Kconfig
@@ -13,6 +13,7 @@ config MPC8560_ADS
         bool "Freescale MPC8560 ADS"
         select DEFAULT_UIMAGE
         select PPC_CPM_NEW_BINDING
+        select CPM2
         help
           This option enables support for the MPC 8560 ADS board
 
@@ -43,6 +44,7 @@ config STX_GP3
         help
           This option enables support for the Silicon Turnkey Express GP3
           board.
+        select CPM2
         select DEFAULT_UIMAGE
         select PPC_CPM_NEW_BINDING
 
@@ -84,7 +86,7 @@ config TQM8560
 config SBC8560
         bool "Wind River SBC8560"
         select DEFAULT_UIMAGE
-        select PPC_CPM_NEW_BINDING
+        select PPC_CPM_NEW_BINDING if CPM2
         help
           This option enables support for the Wind River SBC8560 board
 
@@ -100,11 +102,6 @@ config MPC8540
         select PPC_INDIRECT_PCI
         default y if MPC8540_ADS || MPC85xx_CDS
 
-config MPC8560
-        bool
-        select CPM2
-        default y if MPC8560_ADS || STX_GP3 || SBC8560
-
 config MPC85xx
         bool
         select PPC_UDBG_16550
diff --git a/arch/powerpc/platforms/Kconfig b/arch/powerpc/platforms/Kconfig
index 4286664741dd..582a3a6ce0a1 100644
--- a/arch/powerpc/platforms/Kconfig
+++ b/arch/powerpc/platforms/Kconfig
@@ -278,8 +278,8 @@ config QUICC_ENGINE
           for a machine with a QE coprocessor.
 
 config CPM2
-        bool
-        default n
+        bool "Enable support for the CPM2 (Communications Processor Module)"
+        depends on MPC85xx || 8260
         select CPM
         select PPC_LIB_RHEAP
         help