[ARM] Kirkwood: rationalize NAND setup a bit

Common resource and platform device structures are moved to common.c
and only the partition table and chip delay remains a per board
parameter.

Signed-off-by: Nicolas Pitre <nico@marvell.com>

arch/arm/mach-kirkwood/common.c

@@ -16,6 +16,7 @@
 #include <linux/mv643xx_eth.h>
 #include <linux/mv643xx_i2c.h>
 #include <linux/ata_platform.h>
+#include <linux/mtd/nand.h>
 #include <linux/spi/orion_spi.h>
 #include <net/dsa.h>
 #include <asm/page.h>
@@ -257,6 +258,42 @@ void __init kirkwood_ge00_switch_init(struct dsa_platform_data *d, int irq)
 }
 
 
+/*****************************************************************************
+ * NAND flash
+ ****************************************************************************/
+static struct resource kirkwood_nand_resource = {
+	.flags		= IORESOURCE_MEM,
+	.start		= KIRKWOOD_NAND_MEM_PHYS_BASE,
+	.end		= KIRKWOOD_NAND_MEM_PHYS_BASE +
+				KIRKWOOD_NAND_MEM_SIZE - 1,
+};
+
+static struct orion_nand_data kirkwood_nand_data = {
+	.cle		= 0,
+	.ale		= 1,
+	.width		= 8,
+};
+
+static struct platform_device kirkwood_nand_flash = {
+	.name		= "orion_nand",
+	.id		= -1,
+	.dev		= {
+		.platform_data	= &kirkwood_nand_data,
+	},
+	.resource	= &kirkwood_nand_resource,
+	.num_resources	= 1,
+};
+
+void __init kirkwood_nand_init(struct mtd_partition *parts, int nr_parts,
+			       int chip_delay)
+{
+	kirkwood_nand_data.parts = parts;
+	kirkwood_nand_data.nr_parts = nr_parts;
+	kirkwood_nand_data.chip_delay = chip_delay;
+	platform_device_register(&kirkwood_nand_flash);
+}
+
+
 /*****************************************************************************
  * SoC RTC
  ****************************************************************************/

arch/arm/mach-kirkwood/common.h

@@ -15,6 +15,7 @@ struct dsa_platform_data;
 struct mv643xx_eth_platform_data;
 struct mv_sata_platform_data;
 struct mvsdio_platform_data;
+struct mtd_partition;
 
 /*
  * Basic Kirkwood init functions used early by machine-setup.
@@ -40,9 +41,11 @@ void kirkwood_spi_init(void);
 void kirkwood_i2c_init(void);
 void kirkwood_uart0_init(void);
 void kirkwood_uart1_init(void);
+void kirkwood_nand_init(struct mtd_partition *parts, int nr_parts, int delay);
 
 extern int kirkwood_tclk;
 extern struct sys_timer kirkwood_timer;
 
+#define ARRAY_AND_SIZE(x)	(x), ARRAY_SIZE(x)
 
 #endif

arch/arm/mach-kirkwood/db88f6281-bp-setup.c

@@ -11,14 +11,12 @@
 #include <linux/kernel.h>
 #include <linux/init.h>
 #include <linux/platform_device.h>
-#include <linux/mtd/nand.h>
 #include <linux/mtd/partitions.h>
 #include <linux/ata_platform.h>
 #include <linux/mv643xx_eth.h>
 #include <asm/mach-types.h>
 #include <asm/mach/arch.h>
 #include <mach/kirkwood.h>
-#include <plat/orion_nand.h>
 #include <plat/mvsdio.h>
 #include "common.h"
 #include "mpp.h"
@@ -39,32 +37,6 @@ static struct mtd_partition db88f6281_nand_parts[] = {
 	},
 };
 
-static struct resource db88f6281_nand_resource = {
-	.flags		= IORESOURCE_MEM,
-	.start		= KIRKWOOD_NAND_MEM_PHYS_BASE,
-	.end		= KIRKWOOD_NAND_MEM_PHYS_BASE +
-			  KIRKWOOD_NAND_MEM_SIZE - 1,
-};
-
-static struct orion_nand_data db88f6281_nand_data = {
-	.parts		= db88f6281_nand_parts,
-	.nr_parts	= ARRAY_SIZE(db88f6281_nand_parts),
-	.cle		= 0,
-	.ale		= 1,
-	.width		= 8,
-	.chip_delay	= 25,
-};
-
-static struct platform_device db88f6281_nand_flash = {
-	.name		= "orion_nand",
-	.id		= -1,
-	.dev		= {
-		.platform_data	= &db88f6281_nand_data,
-	},
-	.resource	= &db88f6281_nand_resource,
-	.num_resources	= 1,
-};
-
 static struct mv643xx_eth_platform_data db88f6281_ge00_data = {
 	.phy_addr	= MV643XX_ETH_PHY_ADDR(8),
 };
@@ -92,13 +64,12 @@ static void __init db88f6281_init(void)
 	kirkwood_init();
 	kirkwood_mpp_conf(db88f6281_mpp_config);
 
+	kirkwood_nand_init(ARRAY_AND_SIZE(db88f6281_nand_parts), 25);
 	kirkwood_ehci_init();
 	kirkwood_ge00_init(&db88f6281_ge00_data);
 	kirkwood_sata_init(&db88f6281_sata_data);
 	kirkwood_uart0_init();
 	kirkwood_sdio_init(&db88f6281_mvsdio_data);
-	
-	platform_device_register(&db88f6281_nand_flash);
 }
 
 static int __init db88f6281_pci_init(void)

arch/arm/mach-kirkwood/rd88f6192-nas-setup.c

@@ -11,8 +11,6 @@
 #include <linux/kernel.h>
 #include <linux/init.h>
 #include <linux/platform_device.h>
-#include <linux/mtd/nand.h>
-#include <linux/mtd/partitions.h>
 #include <linux/ata_platform.h>
 #include <linux/mv643xx_eth.h>
 #include <linux/spi/flash.h>

arch/arm/mach-kirkwood/rd88f6281-setup.c

@@ -12,7 +12,6 @@
 #include <linux/init.h>
 #include <linux/platform_device.h>
 #include <linux/irq.h>
-#include <linux/mtd/nand.h>
 #include <linux/mtd/partitions.h>
 #include <linux/ata_platform.h>
 #include <linux/mv643xx_eth.h>
@@ -22,7 +21,6 @@
 #include <asm/mach/arch.h>
 #include <mach/kirkwood.h>
 #include <plat/mvsdio.h>
-#include <plat/orion_nand.h>
 #include "common.h"
 #include "mpp.h"
 
@@ -42,32 +40,6 @@ static struct mtd_partition rd88f6281_nand_parts[] = {
 	},
 };
 
-static struct resource rd88f6281_nand_resource = {
-	.flags		= IORESOURCE_MEM,
-	.start		= KIRKWOOD_NAND_MEM_PHYS_BASE,
-	.end		= KIRKWOOD_NAND_MEM_PHYS_BASE +
-			  KIRKWOOD_NAND_MEM_SIZE - 1,
-};
-
-static struct orion_nand_data rd88f6281_nand_data = {
-	.parts		= rd88f6281_nand_parts,
-	.nr_parts	= ARRAY_SIZE(rd88f6281_nand_parts),
-	.cle		= 0,
-	.ale		= 1,
-	.width		= 8,
-	.chip_delay	= 25,
-};
-
-static struct platform_device rd88f6281_nand_flash = {
-	.name		= "orion_nand",
-	.id		= -1,
-	.dev		= {
-		.platform_data	= &rd88f6281_nand_data,
-	},
-	.resource	= &rd88f6281_nand_resource,
-	.num_resources	= 1,
-};
-
 static struct mv643xx_eth_platform_data rd88f6281_ge00_data = {
 	.phy_addr	= MV643XX_ETH_PHY_NONE,
 	.speed		= SPEED_1000,
@@ -114,6 +86,7 @@ static void __init rd88f6281_init(void)
 	kirkwood_init();
 	kirkwood_mpp_conf(rd88f6281_mpp_config);
 
+	kirkwood_nand_init(ARRAY_AND_SIZE(rd88f6281_nand_parts), 25);
 	kirkwood_ehci_init();
 
 	kirkwood_ge00_init(&rd88f6281_ge00_data);
@@ -129,8 +102,6 @@ static void __init rd88f6281_init(void)
 	kirkwood_sata_init(&rd88f6281_sata_data);
 	kirkwood_sdio_init(&rd88f6281_mvsdio_data);
 	kirkwood_uart0_init();
-
-	platform_device_register(&rd88f6281_nand_flash);
 }
 
 static int __init rd88f6281_pci_init(void)

arch/arm/mach-kirkwood/sheevaplug-setup.c

@@ -11,7 +11,6 @@
 #include <linux/kernel.h>
 #include <linux/init.h>
 #include <linux/platform_device.h>
-#include <linux/mtd/nand.h>
 #include <linux/mtd/partitions.h>
 #include <linux/mv643xx_eth.h>
 #include <linux/gpio.h>
@@ -20,7 +19,6 @@
 #include <asm/mach/arch.h>
 #include <mach/kirkwood.h>
 #include <plat/mvsdio.h>
-#include <plat/orion_nand.h>
 #include "common.h"
 #include "mpp.h"
 
@@ -40,32 +38,6 @@ static struct mtd_partition sheevaplug_nand_parts[] = {
 	},
 };
 
-static struct resource sheevaplug_nand_resource = {
-	.flags		= IORESOURCE_MEM,
-	.start		= KIRKWOOD_NAND_MEM_PHYS_BASE,
-	.end		= KIRKWOOD_NAND_MEM_PHYS_BASE +
-			  KIRKWOOD_NAND_MEM_SIZE - 1,
-};
-
-static struct orion_nand_data sheevaplug_nand_data = {
-	.parts		= sheevaplug_nand_parts,
-	.nr_parts	= ARRAY_SIZE(sheevaplug_nand_parts),
-	.cle		= 0,
-	.ale		= 1,
-	.width		= 8,
-	.chip_delay	= 25,
-};
-
-static struct platform_device sheevaplug_nand_flash = {
-	.name		= "orion_nand",
-	.id		= -1,
-	.dev		= {
-		.platform_data	= &sheevaplug_nand_data,
-	},
-	.resource	= &sheevaplug_nand_resource,
-	.num_resources	= 1,
-};
-
 static struct mv643xx_eth_platform_data sheevaplug_ge00_data = {
 	.phy_addr	= MV643XX_ETH_PHY_ADDR(0),
 };
@@ -111,6 +83,7 @@ static void __init sheevaplug_init(void)
 	kirkwood_mpp_conf(sheevaplug_mpp_config);
 
 	kirkwood_uart0_init();
+	kirkwood_nand_init(ARRAY_AND_SIZE(sheevaplug_nand_parts), 25);
 
 	if (gpio_request(29, "USB Power Enable") != 0 ||
 	    gpio_direction_output(29, 1) != 0)
@@ -120,7 +93,6 @@ static void __init sheevaplug_init(void)
 	kirkwood_ge00_init(&sheevaplug_ge00_data);
 	kirkwood_sdio_init(&sheevaplug_mvsdio_data);
 
-	platform_device_register(&sheevaplug_nand_flash);
 	platform_device_register(&sheevaplug_leds);
 }