44 files changed, 9821 insertions, 0 deletions

diff --git a/arch/powerpc/platforms/40x/hcu4.c b/arch/powerpc/platforms/40x/hcu4.c
new file mode 100644
index 00000000000..60b2afecab7
--- /dev/null
+++ b/arch/powerpc/platforms/40x/hcu4.c
@@ -0,0 +1,61 @@
+/*
+ * Architecture- / platform-specific boot-time initialization code for
+ * IBM PowerPC 4xx based boards. Adapted from original
+ * code by Gary Thomas, Cort Dougan <cort@fsmlabs.com>, and Dan Malek
+ * <dan@net4x.com>.
+ *
+ * Copyright(c) 1999-2000 Grant Erickson <grant@lcse.umn.edu>
+ *
+ * Rewritten and ported to the merged powerpc tree:
+ * Copyright 2007 IBM Corporation
+ * Josh Boyer <jwboyer@linux.vnet.ibm.com>
+ *
+ * 2002 (c) MontaVista, Software, Inc.  This file is licensed under
+ * the terms of the GNU General Public License version 2.  This program
+ * is licensed "as is" without any warranty of any kind, whether express
+ * or implied.
+ */
+
+#include <linux/init.h>
+#include <linux/of_platform.h>
+
+#include <asm/machdep.h>
+#include <asm/prom.h>
+#include <asm/udbg.h>
+#include <asm/time.h>
+#include <asm/uic.h>
+#include <asm/ppc4xx.h>
+
+static __initdata struct of_device_id hcu4_of_bus[] = {
+        { .compatible = "ibm,plb3", },
+        { .compatible = "ibm,opb", },
+        { .compatible = "ibm,ebc", },
+        {},
+};
+
+static int __init hcu4_device_probe(void)
+{
+        of_platform_bus_probe(NULL, hcu4_of_bus, NULL);
+        return 0;
+}
+machine_device_initcall(hcu4, hcu4_device_probe);
+
+static int __init hcu4_probe(void)
+{
+        unsigned long root = of_get_flat_dt_root();
+
+        if (!of_flat_dt_is_compatible(root, "netstal,hcu4"))
+                return 0;
+
+        return 1;
+}
+
+define_machine(hcu4) {
+        .name                   = "HCU4",
+        .probe                  = hcu4_probe,
+        .progress               = udbg_progress,
+        .init_IRQ               = uic_init_tree,
+        .get_irq                = uic_get_irq,
+        .restart                = ppc4xx_reset_system,
+        .calibrate_decr         = generic_calibrate_decr,
+};
diff --git a/arch/powerpc/platforms/85xx/p2040_rdb.c b/arch/powerpc/platforms/85xx/p2040_rdb.c
new file mode 100644
index 00000000000..32b56ac73df
--- /dev/null
+++ b/arch/powerpc/platforms/85xx/p2040_rdb.c
@@ -0,0 +1,88 @@
+/*
+ * P2040 RDB Setup
+ *
+ * Copyright 2011 Freescale Semiconductor Inc.
+ *
+ * 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/kernel.h>
+#include <linux/pci.h>
+#include <linux/kdev_t.h>
+#include <linux/delay.h>
+#include <linux/interrupt.h>
+#include <linux/phy.h>
+
+#include <asm/system.h>
+#include <asm/time.h>
+#include <asm/machdep.h>
+#include <asm/pci-bridge.h>
+#include <mm/mmu_decl.h>
+#include <asm/prom.h>
+#include <asm/udbg.h>
+#include <asm/mpic.h>
+
+#include <linux/of_platform.h>
+#include <sysdev/fsl_soc.h>
+#include <sysdev/fsl_pci.h>
+#include <asm/ehv_pic.h>
+
+#include "corenet_ds.h"
+
+/*
+ * Called very early, device-tree isn't unflattened
+ */
+static int __init p2040_rdb_probe(void)
+{
+        unsigned long root = of_get_flat_dt_root();
+#ifdef CONFIG_SMP
+        extern struct smp_ops_t smp_85xx_ops;
+#endif
+
+        if (of_flat_dt_is_compatible(root, "fsl,P2040RDB"))
+                return 1;
+
+        /* Check if we're running under the Freescale hypervisor */
+        if (of_flat_dt_is_compatible(root, "fsl,P2040RDB-hv")) {
+                ppc_md.init_IRQ = ehv_pic_init;
+                ppc_md.get_irq = ehv_pic_get_irq;
+                ppc_md.restart = fsl_hv_restart;
+                ppc_md.power_off = fsl_hv_halt;
+                ppc_md.halt = fsl_hv_halt;
+#ifdef CONFIG_SMP
+                /*
+                 * Disable the timebase sync operations because we can't write
+                 * to the timebase registers under the hypervisor.
+                  */
+                smp_85xx_ops.give_timebase = NULL;
+                smp_85xx_ops.take_timebase = NULL;
+#endif
+                return 1;
+        }
+
+        return 0;
+}
+
+define_machine(p2040_rdb) {
+        .name                   = "P2040 RDB",
+        .probe                  = p2040_rdb_probe,
+        .setup_arch             = corenet_ds_setup_arch,
+        .init_IRQ               = corenet_ds_pic_init,
+#ifdef CONFIG_PCI
+        .pcibios_fixup_bus      = fsl_pcibios_fixup_bus,
+#endif
+        .get_irq                = mpic_get_coreint_irq,
+        .restart                = fsl_rstcr_restart,
+        .calibrate_decr         = generic_calibrate_decr,
+        .progress               = udbg_progress,
+        .power_save             = e500_idle,
+};
+
+machine_device_initcall(p2040_rdb, corenet_ds_publish_devices);
+
+#ifdef CONFIG_SWIOTLB
+machine_arch_initcall(p2040_rdb, swiotlb_setup_bus_notifier);