[ARM] pxa/colibri270: Refactor board definition file

This patch just moves code around and polishes it. Also, compile in only
selected pieces of hardware.

Signed-off-by: Marek Vasut <marek.vasut@gmail.com>
Signed-off-by: Eric Miao <eric.y.miao@gmail.com>

2 files changed, 43 insertions, 35 deletions

diff --git a/arch/arm/mach-pxa/colibri-pxa270.c b/arch/arm/mach-pxa/colibri-pxa270.c
index 061c45316de8..f8b3bfba3d91 100644
--- a/arch/arm/mach-pxa/colibri-pxa270.c
+++ b/arch/arm/mach-pxa/colibri-pxa270.c
@@ -3,6 +3,7 @@
  *
  *  Support for Toradex PXA270 based Colibri module
  *  Daniel Mack <daniel@caiaq.de>
+ *  Marek Vasut <marek.vasut@gmail.com>
  *
  *  This program is free software; you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License version 2 as
@@ -36,23 +37,25 @@
 #include "generic.h"
 #include "devices.h"
 
-/*
- * GPIO configuration
- */
+/******************************************************************************
+ * Pin configuration
+ ******************************************************************************/
 static mfp_cfg_t colibri_pxa270_pin_config[] __initdata = {
+        /* Ethernet */
         GPIO78_nCS_2,   /* Ethernet CS */
         GPIO114_GPIO,   /* Ethernet IRQ */
 };
 
-/*
- * NOR flash
- */
+/******************************************************************************
+ * NOR Flash
+ ******************************************************************************/
+#if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
 static struct mtd_partition colibri_partitions[] = {
         {
                 .name =         "Bootloader",
                 .offset =       0x00000000,
                 .size =         0x00040000,
-                .mask_flags =   MTD_WRITEABLE  /* force read-only */
+                .mask_flags =   MTD_WRITEABLE   /* force read-only */
         }, {
                 .name =         "Kernel",
                 .offset =       0x00040000,
@@ -90,42 +93,50 @@ static struct platform_device colibri_pxa270_flash_device = {
         .num_resources = 1,
 };
 
-/*
- * DM9000 Ethernet
- */
-#if defined(CONFIG_DM9000)
-static struct resource dm9000_resources[] = {
+static void __init colibri_pxa270_nor_init(void)
+{
+        platform_device_register(&colibri_pxa270_flash_device);
+}
+#else
+static inline void colibri_pxa270_nor_init(void) {}
+#endif
+
+/******************************************************************************
+ * Ethernet
+ ******************************************************************************/
+#if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
+static struct resource colibri_pxa270_dm9000_resources[] = {
         [0] = {
-                .start  = COLIBRI_PXA270_ETH_PHYS,
-                .end    = COLIBRI_PXA270_ETH_PHYS + 3,
+                .start  = PXA_CS2_PHYS,
+                .end    = PXA_CS2_PHYS + 3,
                 .flags  = IORESOURCE_MEM,
         },
         [1] = {
-                .start  = COLIBRI_PXA270_ETH_PHYS + 4,
-                .end    = COLIBRI_PXA270_ETH_PHYS + 4 + 500,
+                .start  = PXA_CS2_PHYS + 4,
+                .end    = PXA_CS2_PHYS + 4 + 500,
                 .flags  = IORESOURCE_MEM,
         },
         [2] = {
-                .start  = COLIBRI_PXA270_ETH_IRQ,
-                .end    = COLIBRI_PXA270_ETH_IRQ,
+                .start  = gpio_to_irq(GPIO114_COLIBRI_PXA270_ETH_IRQ),
+                .end    = gpio_to_irq(GPIO114_COLIBRI_PXA270_ETH_IRQ),
                 .flags  = IORESOURCE_IRQ | IRQF_TRIGGER_RISING,
         },
 };
 
-static struct platform_device dm9000_device = {
+static struct platform_device colibri_pxa270_dm9000_device = {
         .name           = "dm9000",
         .id             = -1,
-        .num_resources  = ARRAY_SIZE(dm9000_resources),
-        .resource       = dm9000_resources,
+        .num_resources  = ARRAY_SIZE(colibri_pxa270_dm9000_resources),
+        .resource       = colibri_pxa270_dm9000_resources,
 };
-#endif /* CONFIG_DM9000 */
 
-static struct platform_device *colibri_pxa270_devices[] __initdata = {
-        &colibri_pxa270_flash_device,
-#if defined(CONFIG_DM9000)
-        &dm9000_device,
+static void __init colibri_pxa270_eth_init(void)
+{
+        platform_device_register(&colibri_pxa270_dm9000_device);
+}
+#else
+static inline void colibri_pxa270_eth_init(void) {}
 #endif
-};
 
 static void __init colibri_pxa270_init(void)
 {
@@ -133,7 +144,9 @@ static void __init colibri_pxa270_init(void)
         pxa_set_ffuart_info(NULL);
         pxa_set_btuart_info(NULL);
         pxa_set_stuart_info(NULL);
-        platform_add_devices(ARRAY_AND_SIZE(colibri_pxa270_devices));
+
+        colibri_pxa270_nor_init();
+        colibri_pxa270_eth_init();
 }
 
 MACHINE_START(COLIBRI, "Toradex Colibri PXA270")
diff --git a/arch/arm/mach-pxa/include/mach/colibri.h b/arch/arm/mach-pxa/include/mach/colibri.h
index 5f2ba8d9015c..9e47e1fb1f04 100644
--- a/arch/arm/mach-pxa/include/mach/colibri.h
+++ b/arch/arm/mach-pxa/include/mach/colibri.h
@@ -33,13 +33,8 @@ static inline void colibri_pxa3xx_init_nand(void) {}
 /* physical memory regions */
 #define COLIBRI_SDRAM_BASE      0xa0000000      /* SDRAM region */
 
-/* definitions for Colibri PXA270 */
-
-#define COLIBRI_PXA270_FLASH_PHYS       (PXA_CS0_PHYS)  /* Flash region */
-#define COLIBRI_PXA270_ETH_PHYS         (PXA_CS2_PHYS)  /* Ethernet */
-#define COLIBRI_PXA270_ETH_IRQ_GPIO     114
-#define COLIBRI_PXA270_ETH_IRQ          \
-        gpio_to_irq(mfp_to_gpio(COLIBRI_PXA270_ETH_IRQ_GPIO))
+/* GPIO definitions for Colibri PXA270 */
+#define GPIO114_COLIBRI_PXA270_ETH_IRQ  114
 
 #endif /* _COLIBRI_H_ */