[ARM] riscpc: add iomd, keyboard and acornfb platform devices.

- Add iomd, keyboard and acornfb platform devices.
- Convert rpckbd to use centrally registered platform device.
- Convert acornfb to use a platform device.

arch/arm/mach-rpc/riscpc.c

@@ -15,6 +15,7 @@
 #include <linux/pm.h>
 #include <linux/init.h>
 #include <linux/sched.h>
+#include <linux/device.h>
 
 #include <asm/elf.h>
 #include <asm/io.h>
@@ -84,6 +85,64 @@ static void __init rpc_map_io(void)
 	elf_hwcap &= ~HWCAP_HALF;
 }
 
+static struct resource acornfb_resources[] = {
+	{	/* VIDC */
+		.start		= 0x03400000,
+		.end		= 0x035fffff,
+		.flags		= IORESOURCE_MEM,
+	}, {
+		.start		= IRQ_VSYNCPULSE,
+		.end		= IRQ_VSYNCPULSE,
+		.flags		= IORESOURCE_IRQ,
+	},
+};
+
+static struct platform_device acornfb_device = {
+	.name			= "acornfb",
+	.id			= -1,
+	.dev			= {
+		.coherent_dma_mask = 0xffffffff,
+	},
+	.num_resources		= ARRAY_SIZE(acornfb_resources),
+	.resource		= acornfb_resources,
+};
+
+static struct resource iomd_resources[] = {
+	{
+		.start		= 0x03200000,
+		.end		= 0x0320ffff,
+		.flags		= IORESOURCE_MEM,
+	},
+};
+
+static struct platform_device iomd_device = {
+	.name			= "iomd",
+	.id			= -1,
+	.num_resources		= ARRAY_SIZE(iomd_resources),
+	.resource		= iomd_resources,
+};
+
+static struct platform_device kbd_device = {
+	.name			= "kart",
+	.id			= -1,
+	.dev			= {
+		.parent 	= &iomd_device.dev,
+	},
+};
+
+static struct platform_device *devs[] __initdata = {
+	&iomd_device,
+	&kbd_device,
+	&acornfb_device,
+};
+
+static int __init rpc_init(void)
+{
+	return platform_add_devices(devs, ARRAY_SIZE(devs));
+}
+
+arch_initcall(rpc_init);
+
 extern struct sys_timer ioc_timer;
 
 MACHINE_START(RISCPC, "Acorn-RiscPC")

drivers/input/serio/rpckbd.c

@@ -45,9 +45,6 @@ MODULE_AUTHOR("Vojtech Pavlik, Russell King");
 MODULE_DESCRIPTION("Acorn RiscPC PS/2 keyboard controller driver");
 MODULE_LICENSE("GPL");
 
-static struct serio *rpckbd_port;
-static struct platform_device *rpckbd_device;
-
 static int rpckbd_write(struct serio *port, unsigned char val)
 {
 	while (!(iomd_readb(IOMD_KCTRL) & (1 << 7)))
@@ -109,45 +106,50 @@ static void rpckbd_close(struct serio *port)
  * Allocate and initialize serio structure for subsequent registration
  * with serio core.
  */
-
-static struct serio * __init rpckbd_allocate_port(void)
+static int __devinit rpckbd_probe(struct device *dev)
 {
 	struct serio *serio;
 
 	serio = kmalloc(sizeof(struct serio), GFP_KERNEL);
-	if (serio) {
-		memset(serio, 0, sizeof(struct serio));
-		serio->type		= SERIO_8042;
-		serio->write		= rpckbd_write;
-		serio->open		= rpckbd_open;
-		serio->close		= rpckbd_close;
-		serio->dev.parent	= &rpckbd_device->dev;
-		strlcpy(serio->name, "RiscPC PS/2 kbd port", sizeof(serio->name));
-		strlcpy(serio->phys, "rpckbd/serio0", sizeof(serio->phys));
-	}
+	if (!serio)
+		return -ENOMEM;
 
-	return serio;
+	memset(serio, 0, sizeof(struct serio));
+	serio->type		= SERIO_8042;
+	serio->write		= rpckbd_write;
+	serio->open		= rpckbd_open;
+	serio->close		= rpckbd_close;
+	serio->dev.parent	= dev;
+	strlcpy(serio->name, "RiscPC PS/2 kbd port", sizeof(serio->name));
+	strlcpy(serio->phys, "rpckbd/serio0", sizeof(serio->phys));
+
+	dev_set_drvdata(dev, serio);
+	serio_register_port(serio);
+	return 0;
 }
 
-static int __init rpckbd_init(void)
+static int __devexit rpckbd_remove(struct device *dev)
 {
-	rpckbd_device = platform_device_register_simple("rpckbd", -1, NULL, 0);
-	if (IS_ERR(rpckbd_device))
-		return PTR_ERR(rpckbd_device);
+	struct serio *serio = dev_get_drvdata(dev);
+	serio_unregister_port(serio);
+	return 0;
+}
 
-	if (!(rpckbd_port = rpckbd_allocate_port())) {
-		platform_device_unregister(rpckbd_device);
-		return -ENOMEM;
-	}
+static struct device_driver rpckbd_driver = {
+	.name		= "kart",
+	.bus		= &platform_bus_type,
+	.probe		= rpckbd_probe,
+	.remove		= __devexit_p(rpckbd_remove),
+};
 
-	serio_register_port(rpckbd_port);
-	return 0;
+static int __init rpckbd_init(void)
+{
+	return driver_register(&rpckbd_driver);
 }
 
 static void __exit rpckbd_exit(void)
 {
-	serio_unregister_port(rpckbd_port);
-	platform_device_unregister(rpckbd_device);
+	driver_unregister(&rpckbd_driver);
 }
 
 module_init(rpckbd_init);

drivers/video/acornfb.c

@@ -1280,13 +1280,7 @@ free_unused_pages(unsigned int virtual_start, unsigned int virtual_end)
 	printk("acornfb: freed %dK memory\n", mb_freed);
 }
 
-static struct device acornfb_device = {
-	.bus_id			= "acornfb",
-	.coherent_dma_mask	= 0xffffffff,
-};
-
-int __init
-acornfb_init(void)
+static int __init acornfb_probe(struct device *dev)
 {
 	unsigned long size;
 	u_int h_sync, v_sync;
@@ -1299,7 +1293,7 @@ acornfb_init(void)
 
 	acornfb_init_fbinfo();
 
-	current_par.dev = &acornfb_device;
+	current_par.dev = dev;
 
 	if (current_par.montype == -1)
 		current_par.montype = acornfb_detect_monitortype();
@@ -1461,6 +1455,17 @@ acornfb_init(void)
 	return 0;
 }
 
+static struct device_driver acornfb_driver = {
+	.name	= "acornfb",
+	.bus	= &platform_bus_type,
+	.probe	= acornfb_probe,
+};
+
+static int __init acornfb_init(void)
+{
+	return driver_register(&acornfb_driver);
+}
+
 module_init(acornfb_init);
 
 MODULE_AUTHOR("Russell King");