Gitweb:     
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=38f66f90b2f89b3280ab505bd410e199fc461ed6
Commit:     38f66f90b2f89b3280ab505bd410e199fc461ed6
Parent:     71d6fc1d57ce60ecdbee2ad9a5d535959af7a3ce
Author:     Kim Phillips <[EMAIL PROTECTED]>
AuthorDate: Thu Jan 24 20:47:11 2008 -0600
Committer:  Kumar Gala <[EMAIL PROTECTED]>
CommitDate: Mon Jan 28 08:33:05 2008 -0600

    [POWERPC] 83xx: add MPC837x RDB platform support
    
    primarily based on mpc837x mds code.
    
    Signed-off-by: Joe D'Abbraccio <[EMAIL PROTECTED]>
    Signed-off-by: Kim Phillips <[EMAIL PROTECTED]>
    Signed-off-by: Kumar Gala <[EMAIL PROTECTED]>
---
 arch/powerpc/platforms/83xx/Kconfig       |    8 ++-
 arch/powerpc/platforms/83xx/Makefile      |    1 +
 arch/powerpc/platforms/83xx/mpc837x_rdb.c |   99 +++++++++++++++++++++++++++++
 3 files changed, 107 insertions(+), 1 deletions(-)

diff --git a/arch/powerpc/platforms/83xx/Kconfig 
b/arch/powerpc/platforms/83xx/Kconfig
index 924408c..ba28882 100644
--- a/arch/powerpc/platforms/83xx/Kconfig
+++ b/arch/powerpc/platforms/83xx/Kconfig
@@ -56,6 +56,12 @@ config MPC837x_MDS
        help
          This option enables support for the MPC837x MDS Processor Board.
 
+config MPC837x_RDB
+       bool "Freescale MPC837x RDB"
+       select DEFAULT_UIMAGE
+       help
+         This option enables support for the MPC837x RDB Board.
+
 config SBC834x
        bool "Wind River SBC834x"
        select DEFAULT_UIMAGE
@@ -92,4 +98,4 @@ config PPC_MPC837x
        bool
        select PPC_UDBG_16550
        select PPC_INDIRECT_PCI
-       default y if MPC837x_MDS
+       default y if MPC837x_MDS || MPC837x_RDB
diff --git a/arch/powerpc/platforms/83xx/Makefile 
b/arch/powerpc/platforms/83xx/Makefile
index 2d3cbab..7e6dd3e 100644
--- a/arch/powerpc/platforms/83xx/Makefile
+++ b/arch/powerpc/platforms/83xx/Makefile
@@ -11,3 +11,4 @@ obj-$(CONFIG_MPC836x_MDS)     += mpc836x_mds.o
 obj-$(CONFIG_MPC832x_MDS)      += mpc832x_mds.o
 obj-$(CONFIG_MPC837x_MDS)      += mpc837x_mds.o
 obj-$(CONFIG_SBC834x)          += sbc834x.o
+obj-$(CONFIG_MPC837x_RDB)      += mpc837x_rdb.o
diff --git a/arch/powerpc/platforms/83xx/mpc837x_rdb.c 
b/arch/powerpc/platforms/83xx/mpc837x_rdb.c
new file mode 100644
index 0000000..2293ae5
--- /dev/null
+++ b/arch/powerpc/platforms/83xx/mpc837x_rdb.c
@@ -0,0 +1,99 @@
+/*
+ * arch/powerpc/platforms/83xx/mpc837x_rdb.c
+ *
+ * Copyright (C) 2007 Freescale Semicondutor, Inc. All rights reserved.
+ *
+ * MPC837x RDB board specific routines
+ *
+ * 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/pci.h>
+#include <linux/of_platform.h>
+
+#include <asm/time.h>
+#include <asm/ipic.h>
+#include <asm/udbg.h>
+
+#include "mpc83xx.h"
+
+extern int mpc837x_usb_cfg(void);
+
+/* ************************************************************************
+ *
+ * Setup the architecture
+ *
+ */
+static void __init mpc837x_rdb_setup_arch(void)
+{
+#ifdef CONFIG_PCI
+       struct device_node *np;
+#endif
+
+       if (ppc_md.progress)
+               ppc_md.progress("mpc837x_rdb_setup_arch()", 0);
+
+#ifdef CONFIG_PCI
+       for_each_compatible_node(np, "pci", "fsl,mpc8349-pci")
+               mpc83xx_add_bridge(np);
+#endif
+       mpc837x_usb_cfg();
+}
+
+static struct of_device_id mpc837x_ids[] = {
+       { .type = "soc", },
+       { .compatible = "soc", },
+       {},
+};
+
+static int __init mpc837x_declare_of_platform_devices(void)
+{
+       /* Publish of_device */
+       of_platform_bus_probe(NULL, mpc837x_ids, NULL);
+
+       return 0;
+}
+machine_device_initcall(mpc837x_rdb, mpc837x_declare_of_platform_devices);
+
+static void __init mpc837x_rdb_init_IRQ(void)
+{
+       struct device_node *np;
+
+       np = of_find_compatible_node(NULL, NULL, "fsl,ipic");
+       if (!np)
+               return;
+
+       ipic_init(np, 0);
+
+       /* Initialize the default interrupt mapping priorities,
+        * in case the boot rom changed something on us.
+        */
+       ipic_set_default_priority();
+}
+
+/*
+ * Called very early, MMU is off, device-tree isn't unflattened
+ */
+static int __init mpc837x_rdb_probe(void)
+{
+       unsigned long root = of_get_flat_dt_root();
+
+       return of_flat_dt_is_compatible(root, "fsl,mpc8377rdb") ||
+              of_flat_dt_is_compatible(root, "fsl,mpc8378rdb") ||
+              of_flat_dt_is_compatible(root, "fsl,mpc8379rdb");
+}
+
+define_machine(mpc837x_rdb) {
+       .name                   = "MPC837x RDB",
+       .probe                  = mpc837x_rdb_probe,
+       .setup_arch             = mpc837x_rdb_setup_arch,
+       .init_IRQ               = mpc837x_rdb_init_IRQ,
+       .get_irq                = ipic_get_irq,
+       .restart                = mpc83xx_restart,
+       .time_init              = mpc83xx_time_init,
+       .calibrate_decr         = generic_calibrate_decr,
+       .progress               = udbg_progress,
+};
-
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