RealView: Refactor the Ethernet device registration

This patch moves the Ethernet device registration from individual
realview_*.c files to core.c.
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>

arch/arm/mach-realview/core.c

@@ -125,6 +125,21 @@ int realview_flash_register(struct resource *res, u32 num)
 	return platform_device_register(&realview_flash_device);
 }
 
+static struct platform_device realview_eth_device = {
+	.name		= "smc911x",
+	.id		= 0,
+	.num_resources	= 2,
+};
+
+int realview_eth_register(const char *name, struct resource *res)
+{
+	if (name)
+		realview_eth_device.name = name;
+	realview_eth_device.resource = res;
+
+	return platform_device_register(&realview_eth_device);
+}
+
 static struct resource realview_i2c_resource = {
 	.start		= REALVIEW_I2C_BASE,
 	.end		= REALVIEW_I2C_BASE + SZ_4K - 1,

arch/arm/mach-realview/core.h

@@ -62,5 +62,6 @@ extern void __iomem *timer3_va_base;
 extern void realview_leds_event(led_event_t ledevt);
 extern void realview_timer_init(unsigned int timer_irq);
 extern int realview_flash_register(struct resource *res, u32 num);
+extern int realview_eth_register(const char *name, struct resource *res);
 
 #endif

arch/arm/mach-realview/realview_eb.c

@@ -242,12 +242,6 @@ static struct resource realview_eb_eth_resources[] = {
 	},
 };
 
-static struct platform_device realview_eb_eth_device = {
-	.id		= 0,
-	.num_resources	= ARRAY_SIZE(realview_eb_eth_resources),
-	.resource	= realview_eb_eth_resources,
-};
-
 /*
  * Detect and register the correct Ethernet device. RealView/EB rev D
  * platforms use the newer SMSC LAN9118 Ethernet chip
@@ -255,21 +249,19 @@ static struct platform_device realview_eb_eth_device = {
 static int eth_device_register(void)
 {
 	void __iomem *eth_addr = ioremap(REALVIEW_EB_ETH_BASE, SZ_4K);
+	const char *name = NULL;
 	u32 idrev;
 
 	if (!eth_addr)
 		return -ENOMEM;
 
 	idrev = readl(eth_addr + 0x50);
-	if ((idrev & 0xFFFF0000) == 0x01180000)
-		/* SMSC LAN9118 chip present */
-		realview_eb_eth_device.name = "smc911x";
-	else
-		/* SMSC 91C111 chip present */
-		realview_eb_eth_device.name = "smc91x";
+	if ((idrev & 0xFFFF0000) != 0x01180000)
+		/* SMSC LAN9118 not present, use LAN91C111 instead */
+		name = "smc91x";
 
 	iounmap(eth_addr);
-	return platform_device_register(&realview_eb_eth_device);
+	return realview_eth_register(name, realview_eb_eth_resources);
 }
 
 static void __init gic_init_irq(void)

arch/arm/mach-realview/realview_pb1176.c

@@ -222,13 +222,6 @@ static struct resource realview_pb1176_smsc911x_resources[] = {
 	},
 };
 
-static struct platform_device realview_pb1176_smsc911x_device = {
-	.name		= "smc911x",
-	.id		= 0,
-	.num_resources	= ARRAY_SIZE(realview_pb1176_smsc911x_resources),
-	.resource	= realview_pb1176_smsc911x_resources,
-};
-
 static void __init gic_init_irq(void)
 {
 	/* ARM1176 DevChip GIC, primary */
@@ -268,7 +261,7 @@ static void __init realview_pb1176_init(void)
 	clk_register(&realview_clcd_clk);
 
 	realview_flash_register(&realview_pb1176_flash_resource, 1);
-	platform_device_register(&realview_pb1176_smsc911x_device);
+	realview_eth_register(NULL, realview_pb1176_smsc911x_resources);
 
 	for (i = 0; i < ARRAY_SIZE(amba_devs); i++) {
 		struct amba_device *d = amba_devs[i];

arch/arm/mach-realview/realview_pb11mp.c

@@ -230,13 +230,6 @@ static struct resource realview_pb11mp_smsc911x_resources[] = {
 	},
 };
 
-static struct platform_device realview_pb11mp_smsc911x_device = {
-	.name		= "smc911x",
-	.id		= 0,
-	.num_resources	= ARRAY_SIZE(realview_pb11mp_smsc911x_resources),
-	.resource	= realview_pb11mp_smsc911x_resources,
-};
-
 struct resource realview_pb11mp_cf_resources[] = {
 	[0] = {
 		.start		= REALVIEW_PB11MP_CF_BASE,
@@ -315,7 +308,7 @@ static void __init realview_pb11mp_init(void)
 
 	realview_flash_register(realview_pb11mp_flash_resource,
 				ARRAY_SIZE(realview_pb11mp_flash_resource));
-	platform_device_register(&realview_pb11mp_smsc911x_device);
+	realview_eth_register(NULL, realview_pb11mp_smsc911x_resources);
 	platform_device_register(&realview_i2c_device);
 	platform_device_register(&realview_pb11mp_cf_device);
 

arch/arm/mach-realview/realview_pba8.c

@@ -221,13 +221,6 @@ static struct resource realview_pba8_smsc911x_resources[] = {
 	},
 };
 
-static struct platform_device realview_pba8_smsc911x_device = {
-	.name		= "smc911x",
-	.id		= 0,
-	.num_resources	= ARRAY_SIZE(realview_pba8_smsc911x_resources),
-	.resource	= realview_pba8_smsc911x_resources,
-};
-
 struct resource realview_pba8_cf_resources[] = {
 	[0] = {
 		.start		= REALVIEW_PBA8_CF_BASE,
@@ -281,7 +274,7 @@ static void __init realview_pba8_init(void)
 
 	realview_flash_register(realview_pba8_flash_resource,
 				ARRAY_SIZE(realview_pba8_flash_resource));
-	platform_device_register(&realview_pba8_smsc911x_device);
+	realview_eth_register(NULL, realview_pba8_smsc911x_resources);
 	platform_device_register(&realview_i2c_device);
 	platform_device_register(&realview_pba8_cf_device);