powerpc/85xx: add board support for the TQM8548 modules

This patch adds support for the TQM8548 modules from TQ-Components
GmbH (http://www.tqc.de).

Signed-off-by: Wolfgang Grandegger <wg@grandegger.com>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>

2 files changed, 21 insertions, 2 deletions

diff --git a/arch/powerpc/platforms/85xx/Kconfig b/arch/powerpc/platforms/85xx/Kconfig
index 7ff29d53dc2d..91d67ee8e6db 100644
--- a/arch/powerpc/platforms/85xx/Kconfig
+++ b/arch/powerpc/platforms/85xx/Kconfig
@@ -74,6 +74,14 @@ config TQM8541
         select TQM85xx
         select CPM2
 
+config TQM8548
+        bool "TQ Components TQM8548"
+        help
+          This option enables support for the TQ Components TQM8548 board.
+        select DEFAULT_UIMAGE
+        select PPC_CPM_NEW_BINDING
+        select TQM85xx
+
 config TQM8555
         bool "TQ Components TQM8555"
         help
diff --git a/arch/powerpc/platforms/85xx/tqm85xx.c b/arch/powerpc/platforms/85xx/tqm85xx.c
index a682cbcdfb9e..d850880d6964 100644
--- a/arch/powerpc/platforms/85xx/tqm85xx.c
+++ b/arch/powerpc/platforms/85xx/tqm85xx.c
@@ -120,8 +120,18 @@ static void __init tqm85xx_setup_arch(void)
 #endif
 
 #ifdef CONFIG_PCI
-        for_each_compatible_node(np, "pci", "fsl,mpc8540-pci")
-                fsl_add_bridge(np, 1);
+        for_each_node_by_type(np, "pci") {
+                if (of_device_is_compatible(np, "fsl,mpc8540-pci") ||
+                    of_device_is_compatible(np, "fsl,mpc8548-pcie")) {
+                        struct resource rsrc;
+                        if (!of_address_to_resource(np, 0, &rsrc)) {
+                                if ((rsrc.start & 0xfffff) == 0x8000)
+                                        fsl_add_bridge(np, 1);
+                                else
+                                        fsl_add_bridge(np, 0);
+                        }
+                }
+        }
 #endif
 }
 
@@ -167,6 +177,7 @@ static int __init tqm85xx_probe(void)
 
         if ((of_flat_dt_is_compatible(root, "tqc,tqm8540")) ||
             (of_flat_dt_is_compatible(root, "tqc,tqm8541")) ||
+            (of_flat_dt_is_compatible(root, "tqc,tqm8548")) ||
             (of_flat_dt_is_compatible(root, "tqc,tqm8555")) ||
             (of_flat_dt_is_compatible(root, "tqc,tqm8560")))
                 return 1;