[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>

6 files changed, 43 insertions, 91 deletions

diff --git a/arch/arm/mach-kirkwood/common.c b/arch/arm/mach-kirkwood/common.c
index be1ca28fed3f..6e3eb1a6a660 100644
--- a/arch/arm/mach-kirkwood/common.c
+++ b/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>
@@ -258,6 +259,42 @@ 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
  ****************************************************************************/
 static struct resource kirkwood_rtc_resource = {
diff --git a/arch/arm/mach-kirkwood/common.h b/arch/arm/mach-kirkwood/common.h
index 6ee88406f381..9de525664bb3 100644
--- a/arch/arm/mach-kirkwood/common.h
+++ b/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
diff --git a/arch/arm/mach-kirkwood/db88f6281-bp-setup.c b/arch/arm/mach-kirkwood/db88f6281-bp-setup.c
index 5505d5837752..39bdf4bcace9 100644
--- a/arch/arm/mach-kirkwood/db88f6281-bp-setup.c
+++ b/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)
diff --git a/arch/arm/mach-kirkwood/rd88f6192-nas-setup.c b/arch/arm/mach-kirkwood/rd88f6192-nas-setup.c
index 2f0e4ef3db0f..8bf4153d0840 100644
--- a/arch/arm/mach-kirkwood/rd88f6192-nas-setup.c
+++ b/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>
diff --git a/arch/arm/mach-kirkwood/rd88f6281-setup.c b/arch/arm/mach-kirkwood/rd88f6281-setup.c
index 31e996d65fc4..31708ddbc83e 100644
--- a/arch/arm/mach-kirkwood/rd88f6281-setup.c
+++ b/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)
diff --git a/arch/arm/mach-kirkwood/sheevaplug-setup.c b/arch/arm/mach-kirkwood/sheevaplug-setup.c
index dcc448c98389..c7319eeac8bb 100644
--- a/arch/arm/mach-kirkwood/sheevaplug-setup.c
+++ b/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);
 }