[Blackfin] arch: rename bf5xx-flash to bfin-async-flash
- move all kconfig board settings into board resources
- fixup casting style according to lkml feedback
- rewrite driver so that it can handle arbitrary
of instances according to the declared platform resources
Signed-off-by: Mike Frysinger <vapier.adi@gmail.com>
Cc: Joern Engel <joern@logfs.org>
Signed-off-by: Bryan Wu <cooloney@kernel.org>
diff --git a/arch/blackfin/mach-bf533/boards/stamp.c b/arch/blackfin/mach-bf533/boards/stamp.c
index 7fd35fb..ec05b23 100644
--- a/arch/blackfin/mach-bf533/boards/stamp.c
+++ b/arch/blackfin/mach-bf533/boards/stamp.c
@@ -111,7 +111,7 @@
};
#endif
-#if defined(CONFIG_MTD_BF5xx) || defined(CONFIG_MTD_BF5xx_MODULE)
+#if defined(CONFIG_MTD_BFIN_ASYNC) || defined(CONFIG_MTD_BFIN_ASYNC_MODULE)
static struct mtd_partition stamp_partitions[] = {
{
.name = "Bootloader",
@@ -141,13 +141,17 @@
.end = 0x203fffff,
.flags = IORESOURCE_MEM,
}, {
- .start = CONFIG_ENET_FLASH_PIN,
+ .start = 0x7BB07BB0, /* AMBCTL0 setting when accessing flash */
+ .end = 0x7BB07BB0, /* AMBCTL1 setting when accessing flash */
+ .flags = IORESOURCE_MEM,
+ }, {
+ .start = GPIO_PF0,
.flags = IORESOURCE_IRQ,
}
};
static struct platform_device stamp_flash_device = {
- .name = "BF5xx-Flash",
+ .name = "bfin-async-flash",
.id = 0,
.dev = {
.platform_data = &stamp_flash_data,
@@ -595,7 +599,7 @@
&bfin_gpios_device,
-#if defined(CONFIG_MTD_BF5xx) || defined(CONFIG_MTD_BF5xx_MODULE)
+#if defined(CONFIG_MTD_BFIN_ASYNC) || defined(CONFIG_MTD_BFIN_ASYNC_MODULE)
&stamp_flash_device,
#endif
};
@@ -617,8 +621,8 @@
#if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
/* setup BF533_STAMP CPLD to route AMS3 to Ethernet MAC */
- bfin_write_FIO_DIR(bfin_read_FIO_DIR() | (1 << CONFIG_ENET_FLASH_PIN));
- bfin_write_FIO_FLAG_S(1 << CONFIG_ENET_FLASH_PIN);
+ bfin_write_FIO_DIR(bfin_read_FIO_DIR() | PF0);
+ bfin_write_FIO_FLAG_S(PF0);
SSYNC();
#endif
@@ -636,8 +640,8 @@
void native_machine_restart(char *cmd)
{
-#define BIT_TO_SET (1 << CONFIG_ENET_FLASH_PIN)
- bfin_write_FIO_INEN(~BIT_TO_SET);
- bfin_write_FIO_DIR(BIT_TO_SET);
- bfin_write_FIO_FLAG_C(BIT_TO_SET);
+ /* workaround pull up on cpld / flash pin not being strong enough */
+ bfin_write_FIO_INEN(~PF0);
+ bfin_write_FIO_DIR(PF0);
+ bfin_write_FIO_FLAG_C(PF0);
}