mtd: autcpu12-nvram: Convert driver to platform_device

Because we can have a single kernel to support multiple machines, we
need to make loading specific drivers for the target platform only.
For this, driver is converted to the platform driver.

Signed-off-by: Alexander Shiyan <shc_work@mail.ru>
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>

1 files changed, 19 insertions, 0 deletions

diff --git a/arch/arm/mach-clps711x/autcpu12.c b/arch/arm/mach-clps711x/autcpu12.c
index 3fb79a1d0bde..32871918bb6e 100644
--- a/arch/arm/mach-clps711x/autcpu12.c
+++ b/arch/arm/mach-clps711x/autcpu12.c
@@ -23,6 +23,8 @@
 #include <linux/string.h>
 #include <linux/mm.h>
 #include <linux/io.h>
+#include <linux/ioport.h>
+#include <linux/platform_device.h>
 
 #include <mach/hardware.h>
 #include <asm/sizes.h>
@@ -62,9 +64,26 @@ void __init autcpu12_map_io(void)
         iotable_init(autcpu12_io_desc, ARRAY_SIZE(autcpu12_io_desc));
 }
 
+static struct resource autcpu12_nvram_resource[] __initdata = {
+        DEFINE_RES_MEM_NAMED(AUTCPU12_PHYS_NVRAM, SZ_128K, "SRAM"),
+};
+
+static struct platform_device autcpu12_nvram_pdev __initdata = {
+        .name           = "autcpu12_nvram",
+        .id             = -1,
+        .resource       = autcpu12_nvram_resource,
+        .num_resources  = ARRAY_SIZE(autcpu12_nvram_resource),
+};
+
+static void __init autcpu12_init(void)
+{
+        platform_device_register(&autcpu12_nvram_pdev);
+}
+
 MACHINE_START(AUTCPU12, "autronix autcpu12")
         /* Maintainer: Thomas Gleixner */
         .atag_offset    = 0x20000,
+        .init_machine   = autcpu12_init,
         .map_io         = autcpu12_map_io,
         .init_irq       = clps711x_init_irq,
         .timer          = &clps711x_timer,