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Subject[PATCH 44/72] Blackfin: bf538-ezkit: add resources for parallel flash
Date
From: Barry Song <barry.song@analog.com>

The board has some parallel flash hooked up to the async banks, so add
appropriate physmap resources for it.

Signed-off-by: Barry Song <barry.song@analog.com>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
---
arch/blackfin/mach-bf538/boards/ezkit.c | 49 +++++++++++++++++++++++++++++++
1 files changed, 49 insertions(+), 0 deletions(-)

diff --git a/arch/blackfin/mach-bf538/boards/ezkit.c b/arch/blackfin/mach-bf538/boards/ezkit.c
index 42297fa..9113f60 100644
--- a/arch/blackfin/mach-bf538/boards/ezkit.c
+++ b/arch/blackfin/mach-bf538/boards/ezkit.c
@@ -31,6 +31,7 @@
#include <linux/device.h>
#include <linux/platform_device.h>
#include <linux/mtd/mtd.h>
+#include <linux/mtd/physmap.h>
#include <linux/mtd/partitions.h>
#include <linux/spi/spi.h>
#include <linux/spi/flash.h>
@@ -561,6 +562,50 @@ static struct platform_device bfin_dpmc = {
},
};

+#if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
+static struct mtd_partition ezkit_partitions[] = {
+ {
+ .name = "bootloader(nor)",
+ .size = 0x40000,
+ .offset = 0,
+ }, {
+ .name = "linux kernel(nor)",
+ .size = 0x180000,
+ .offset = MTDPART_OFS_APPEND,
+ }, {
+ .name = "file system(nor)",
+ .size = MTDPART_SIZ_FULL,
+ .offset = MTDPART_OFS_APPEND,
+ }
+};
+
+static struct physmap_flash_data ezkit_flash_data = {
+ .width = 2,
+ .parts = ezkit_partitions,
+ .nr_parts = ARRAY_SIZE(ezkit_partitions),
+};
+
+static struct resource ezkit_flash_resource = {
+ .start = 0x20000000,
+#if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
+ .end = 0x202fffff,
+#else
+ .end = 0x203fffff,
+#endif
+ .flags = IORESOURCE_MEM,
+};
+
+static struct platform_device ezkit_flash_device = {
+ .name = "physmap-flash",
+ .id = 0,
+ .dev = {
+ .platform_data = &ezkit_flash_data,
+ },
+ .num_resources = 1,
+ .resource = &ezkit_flash_resource,
+};
+#endif
+
static struct platform_device *cm_bf538_devices[] __initdata = {

&bfin_dpmc,
@@ -609,6 +654,10 @@ static struct platform_device *cm_bf538_devices[] __initdata = {
#endif

&bfin_gpios_device,
+
+#if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
+ &ezkit_flash_device,
+#endif
};

static int __init ezkit_init(void)
--
1.6.4.2


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