[POWERPC] Bamboo board support

Add support for the AMCC Bamboo board

Signed-off-by: Josh Boyer <jwboyer@linux.vnet.ibm.com>
Acked-by: David Gibson <david@gibson.dropbear.id.au>

3 files changed, 75 insertions, 7 deletions

diff --git a/arch/powerpc/platforms/44x/Kconfig b/arch/powerpc/platforms/44x/Kconfig
index 1b3e008fd148..c7cc12a2f269 100644
--- a/arch/powerpc/platforms/44x/Kconfig
+++ b/arch/powerpc/platforms/44x/Kconfig
@@ -1,10 +1,10 @@
-#config BAMBOO
-#       bool "Bamboo"
-#       depends on 44x
-#       default n
-#       select 440EP
-#       help
-#         This option enables support for the IBM PPC440EP evaluation board.
+config BAMBOO
+        bool "Bamboo"
+        depends on 44x
+        default n
+        select 440EP
+        help
+          This option enables support for the IBM PPC440EP evaluation board.
 
 config EBONY
         bool "Ebony"
@@ -35,6 +35,7 @@ config 440EP
         bool
         select PPC_FPU
         select IBM440EP_ERR42
+#       select IBM_NEW_EMAC_ZMII
 
 config 440GP
         bool
diff --git a/arch/powerpc/platforms/44x/Makefile b/arch/powerpc/platforms/44x/Makefile
index 41d0a18a0e44..47ccc3659e34 100644
--- a/arch/powerpc/platforms/44x/Makefile
+++ b/arch/powerpc/platforms/44x/Makefile
@@ -1,2 +1,3 @@
 obj-$(CONFIG_44x)       := misc_44x.o
 obj-$(CONFIG_EBONY)     += ebony.o
+obj-$(CONFIG_BAMBOO) += bamboo.o
diff --git a/arch/powerpc/platforms/44x/bamboo.c b/arch/powerpc/platforms/44x/bamboo.c
new file mode 100644
index 000000000000..5522f1f9642e
--- /dev/null
+++ b/arch/powerpc/platforms/44x/bamboo.c
@@ -0,0 +1,66 @@
+/*
+ * Bamboo board specific routines
+ *
+ * Wade Farnsworth <wfarnsworth@mvista.com>
+ * Copyright 2004 MontaVista Software Inc.
+ *
+ * Rewritten and ported to the merged powerpc tree:
+ * Josh Boyer <jwboyer@linux.vnet.ibm.com>
+ * Copyright 2007 IBM Corporation
+ *
+ * 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.
+ */
+#include <linux/init.h>
+#include <asm/machdep.h>
+#include <asm/prom.h>
+#include <asm/udbg.h>
+#include <asm/time.h>
+#include <asm/uic.h>
+#include <asm/of_platform.h>
+#include "44x.h"
+
+static struct of_device_id bamboo_of_bus[] = {
+        { .compatible = "ibm,plb", },
+        { .compatible = "ibm,opb", },
+        { .compatible = "ibm,ebc", },
+        {},
+};
+
+static int __init bamboo_device_probe(void)
+{
+        if (!machine_is(bamboo))
+                return 0;
+
+        of_platform_bus_probe(NULL, bamboo_of_bus, NULL);
+
+        return 0;
+}
+device_initcall(bamboo_device_probe);
+
+static int __init bamboo_probe(void)
+{
+        unsigned long root = of_get_flat_dt_root();
+
+        if (!of_flat_dt_is_compatible(root, "amcc,bamboo"))
+                return 0;
+
+        return 1;
+}
+
+static void __init bamboo_setup_arch(void)
+{
+}
+
+define_machine(bamboo) {
+        .name                           = "Bamboo",
+        .probe                          = bamboo_probe,
+        .setup_arch             = bamboo_setup_arch,
+        .progress                       = udbg_progress,
+        .init_IRQ                       = uic_init_tree,
+        .get_irq                        = uic_get_irq,
+        .restart                        = ppc44x_reset_system,
+        .calibrate_decr         = generic_calibrate_decr,
+};