m68k: amiga - Zorro host bridge platform device conversion

Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>

2 files changed, 59 insertions, 1 deletions

diff --git a/arch/m68k/amiga/Makefile b/arch/m68k/amiga/Makefile
index 6a0d7650f980..11dd30b16b3b 100644
--- a/arch/m68k/amiga/Makefile
+++ b/arch/m68k/amiga/Makefile
@@ -2,6 +2,6 @@
 # Makefile for Linux arch/m68k/amiga source directory
 #
 
-obj-y           := config.o amiints.o cia.o chipram.o amisound.o
+obj-y           := config.o amiints.o cia.o chipram.o amisound.o platform.o
 
 obj-$(CONFIG_AMIGA_PCMCIA)      += pcmcia.o
diff --git a/arch/m68k/amiga/platform.c b/arch/m68k/amiga/platform.c
new file mode 100644
index 000000000000..33a7669b4415
--- /dev/null
+++ b/arch/m68k/amiga/platform.c
@@ -0,0 +1,58 @@
+/*
+ *  Copyright (C) 2007-2009 Geert Uytterhoeven
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file COPYING in the main directory of this archive
+ * for more details.
+ */
+
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/zorro.h>
+
+#include <asm/amigahw.h>
+
+
+#ifdef CONFIG_ZORRO
+
+static const struct resource zorro_resources[] __initconst = {
+        /* Zorro II regions (on Zorro II/III) */
+        {
+                .name   = "Zorro II exp",
+                .start  = 0x00e80000,
+                .end    = 0x00efffff,
+                .flags  = IORESOURCE_MEM,
+        }, {
+                .name   = "Zorro II mem",
+                .start  = 0x00200000,
+                .end    = 0x009fffff,
+                .flags  = IORESOURCE_MEM,
+        },
+        /* Zorro III regions (on Zorro III only) */
+        {
+                .name   = "Zorro III exp",
+                .start  = 0xff000000,
+                .end    = 0xffffffff,
+                .flags  = IORESOURCE_MEM,
+        }, {
+                .name   = "Zorro III cfg",
+                .start  = 0x40000000,
+                .end    = 0x7fffffff,
+                .flags  = IORESOURCE_MEM,
+        }
+};
+
+
+static int __init amiga_init_bus(void)
+{
+        if (!MACH_IS_AMIGA || !AMIGAHW_PRESENT(ZORRO))
+                return -ENODEV;
+
+        platform_device_register_simple("amiga-zorro", -1, zorro_resources,
+                                        AMIGAHW_PRESENT(ZORRO3) ? 4 : 2);
+        return 0;
+}
+
+subsys_initcall(amiga_init_bus);
+
+#endif /* CONFIG_ZORRO */