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authorStefan Roese <sr@denx.de>2007-12-21 18:10:36 +1100
committerJosh Boyer <jwboyer@linux.vnet.ibm.com>2007-12-23 13:36:54 -0600
commitbe1e0e98cc6dc34db9e45109fbe96b89c86eafea (patch)
treeea01e22e295c1c53802458328d5917b762e0a286
parentdc88416b098a1e0bde82dc4e00ed95109681ab5c (diff)
[POWERPC] 4xx: Add AMCC Makalu board support to platforms/40x
This patch adds basic support for the AMCC Makalu board to arch/powerpc. Signed-off-by: Stefan Roese <sr@denx.de> Signed-off-by: Josh Boyer <jwboyer@linux.vnet.ibm.com>
-rw-r--r--arch/powerpc/platforms/40x/Kconfig10
-rw-r--r--arch/powerpc/platforms/40x/Makefile1
-rw-r--r--arch/powerpc/platforms/40x/makalu.c61
3 files changed, 72 insertions, 0 deletions
diff --git a/arch/powerpc/platforms/40x/Kconfig b/arch/powerpc/platforms/40x/Kconfig
index 3048bd798b2a..74f31177e47a 100644
--- a/arch/powerpc/platforms/40x/Kconfig
+++ b/arch/powerpc/platforms/40x/Kconfig
@@ -32,6 +32,16 @@ config KILAUEA
help
This option enables support for the AMCC PPC405EX evaluation board.
+config MAKALU
+ bool "Makalu"
+ depends on 40x
+ default n
+ select 405EX
+ select PCI
+ select PPC4xx_PCI_EXPRESS
+ help
+ This option enables support for the AMCC PPC405EX board.
+
#config REDWOOD_5
# bool "Redwood-5"
# depends on 40x
diff --git a/arch/powerpc/platforms/40x/Makefile b/arch/powerpc/platforms/40x/Makefile
index 0f42fd481c77..5533a5c8ce4e 100644
--- a/arch/powerpc/platforms/40x/Makefile
+++ b/arch/powerpc/platforms/40x/Makefile
@@ -1,4 +1,5 @@
obj-$(CONFIG_KILAUEA) += kilauea.o
+obj-$(CONFIG_MAKALU) += makalu.o
obj-$(CONFIG_WALNUT) += walnut.o
obj-$(CONFIG_XILINX_VIRTEX_GENERIC_BOARD) += virtex.o
obj-$(CONFIG_EP405) += ep405.o
diff --git a/arch/powerpc/platforms/40x/makalu.c b/arch/powerpc/platforms/40x/makalu.c
new file mode 100644
index 000000000000..780f5ec1aa48
--- /dev/null
+++ b/arch/powerpc/platforms/40x/makalu.c
@@ -0,0 +1,61 @@
+/*
+ * Makalu board specific routines
+ *
+ * Copyright 2007 DENX Software Engineering, Stefan Roese <sr@denx.de>
+ *
+ * Based on the Walnut code by
+ * 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 <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/pci-bridge.h>
+
+static struct of_device_id makalu_of_bus[] = {
+ { .compatible = "ibm,plb4", },
+ { .compatible = "ibm,opb", },
+ { .compatible = "ibm,ebc", },
+ {},
+};
+
+static int __init makalu_device_probe(void)
+{
+ if (!machine_is(makalu))
+ return 0;
+
+ of_platform_bus_probe(NULL, makalu_of_bus, NULL);
+
+ return 0;
+}
+device_initcall(makalu_device_probe);
+
+static int __init makalu_probe(void)
+{
+ unsigned long root = of_get_flat_dt_root();
+
+ if (!of_flat_dt_is_compatible(root, "amcc,makalu"))
+ return 0;
+
+ ppc_pci_flags = PPC_PCI_REASSIGN_ALL_RSRC;
+
+ return 1;
+}
+
+define_machine(makalu) {
+ .name = "Makalu",
+ .probe = makalu_probe,
+ .progress = udbg_progress,
+ .init_IRQ = uic_init_tree,
+ .get_irq = uic_get_irq,
+ .calibrate_decr = generic_calibrate_decr,
+};