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authorStefan Roese <sr@denx.de>2007-10-11 14:08:21 +0200
committerJosh Boyer <jwboyer@linux.vnet.ibm.com>2007-10-11 22:01:50 +0200
commit37b31f9a1192120edbe1e8b7ff691dfde96673da (patch)
tree0fd572760f34cf084e094d247ccfa2d5d3c5b707
parent[POWERPC] 4xx: Add AMCC 405EX support to cputable.c (diff)
downloadlinux-37b31f9a1192120edbe1e8b7ff691dfde96673da.tar.xz
linux-37b31f9a1192120edbe1e8b7ff691dfde96673da.zip
[POWERPC] 4xx: Add AMCC Kilauea eval board support to platforms/40x
This patch adds basic support for the new 405EX and the AMCC eval board Kilauea 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/Kconfig7
-rw-r--r--arch/powerpc/platforms/40x/Makefile5
-rw-r--r--arch/powerpc/platforms/40x/kilauea.c58
3 files changed, 68 insertions, 2 deletions
diff --git a/arch/powerpc/platforms/40x/Kconfig b/arch/powerpc/platforms/40x/Kconfig
index a0a50b16b8a9..47b3b0a3864a 100644
--- a/arch/powerpc/platforms/40x/Kconfig
+++ b/arch/powerpc/platforms/40x/Kconfig
@@ -29,6 +29,13 @@
# help
# This option enables support for the extra features of the EP405PC board.
+config KILAUEA
+ bool "Kilauea"
+ depends on 40x
+ default n
+ help
+ This option enables support for the AMCC PPC405EX evaluation 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 0a3cfe99a7ed..51dadeee6fc6 100644
--- a/arch/powerpc/platforms/40x/Makefile
+++ b/arch/powerpc/platforms/40x/Makefile
@@ -1,2 +1,3 @@
-obj-$(CONFIG_WALNUT) += walnut.o
-obj-$(CONFIG_XILINX_VIRTEX_GENERIC_BOARD) += virtex.o
+obj-$(CONFIG_KILAUEA) += kilauea.o
+obj-$(CONFIG_WALNUT) += walnut.o
+obj-$(CONFIG_XILINX_VIRTEX_GENERIC_BOARD) += virtex.o
diff --git a/arch/powerpc/platforms/40x/kilauea.c b/arch/powerpc/platforms/40x/kilauea.c
new file mode 100644
index 000000000000..1bffdbdd21b1
--- /dev/null
+++ b/arch/powerpc/platforms/40x/kilauea.c
@@ -0,0 +1,58 @@
+/*
+ * Kilauea 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>
+
+static struct of_device_id kilauea_of_bus[] = {
+ { .compatible = "ibm,plb4", },
+ { .compatible = "ibm,opb", },
+ { .compatible = "ibm,ebc", },
+ {},
+};
+
+static int __init kilauea_device_probe(void)
+{
+ if (!machine_is(kilauea))
+ return 0;
+
+ of_platform_bus_probe(NULL, kilauea_of_bus, NULL);
+
+ return 0;
+}
+device_initcall(kilauea_device_probe);
+
+static int __init kilauea_probe(void)
+{
+ unsigned long root = of_get_flat_dt_root();
+
+ if (!of_flat_dt_is_compatible(root, "amcc,kilauea"))
+ return 0;
+
+ return 1;
+}
+
+define_machine(kilauea) {
+ .name = "Kilauea",
+ .probe = kilauea_probe,
+ .progress = udbg_progress,
+ .init_IRQ = uic_init_tree,
+ .get_irq = uic_get_irq,
+ .calibrate_decr = generic_calibrate_decr,
+};