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-rw-r--r--arch/powerpc/platforms/44x/ebony.c64
1 files changed, 64 insertions, 0 deletions
diff --git a/arch/powerpc/platforms/44x/ebony.c b/arch/powerpc/platforms/44x/ebony.c
new file mode 100644
index 000000000..0d8f202bc
--- /dev/null
+++ b/arch/powerpc/platforms/44x/ebony.c
@@ -0,0 +1,64 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Ebony board specific routines
+ *
+ * Matt Porter <mporter@kernel.crashing.org>
+ * Copyright 2002-2005 MontaVista Software Inc.
+ *
+ * Eugene Surovegin <eugene.surovegin@zultys.com> or <ebs@ebshome.net>
+ * Copyright (c) 2003-2005 Zultys Technologies
+ *
+ * Rewritten and ported to the merged powerpc tree:
+ * Copyright 2007 David Gibson <dwg@au1.ibm.com>, IBM Corporation.
+ */
+
+#include <linux/init.h>
+#include <linux/of_platform.h>
+#include <linux/rtc.h>
+
+#include <asm/machdep.h>
+#include <asm/prom.h>
+#include <asm/udbg.h>
+#include <asm/time.h>
+#include <asm/uic.h>
+#include <asm/pci-bridge.h>
+#include <asm/ppc4xx.h>
+
+static const struct of_device_id ebony_of_bus[] __initconst = {
+ { .compatible = "ibm,plb4", },
+ { .compatible = "ibm,opb", },
+ { .compatible = "ibm,ebc", },
+ {},
+};
+
+static int __init ebony_device_probe(void)
+{
+ of_platform_bus_probe(NULL, ebony_of_bus, NULL);
+ of_instantiate_rtc();
+
+ return 0;
+}
+machine_device_initcall(ebony, ebony_device_probe);
+
+/*
+ * Called very early, MMU is off, device-tree isn't unflattened
+ */
+static int __init ebony_probe(void)
+{
+ if (!of_machine_is_compatible("ibm,ebony"))
+ return 0;
+
+ pci_set_flags(PCI_REASSIGN_ALL_RSRC);
+
+ return 1;
+}
+
+define_machine(ebony) {
+ .name = "Ebony",
+ .probe = ebony_probe,
+ .progress = udbg_progress,
+ .init_IRQ = uic_init_tree,
+ .get_irq = uic_get_irq,
+ .restart = ppc4xx_reset_system,
+ .calibrate_decr = generic_calibrate_decr,
+};