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authorjuhosg <juhosg@3c298f89-4303-0410-b956-a3cf2f4a3e73>2009-05-31 12:37:40 +0000
committerjuhosg <juhosg@3c298f89-4303-0410-b956-a3cf2f4a3e73>2009-05-31 12:37:40 +0000
commite1e2d4135228a81a4ed26cda561a52c0c09e6a0f (patch)
tree71696d0f7c484bd804d677041ef2a046b028d457 /target/linux
parent372e5282aaa68d70d4333969bb851996ae6f9cbd (diff)
[ar71xx] register parallel flash device on the AP83 board
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@16232 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux')
-rw-r--r--target/linux/ar71xx/files/arch/mips/ar71xx/mach-ap83.c63
1 files changed, 63 insertions, 0 deletions
diff --git a/target/linux/ar71xx/files/arch/mips/ar71xx/mach-ap83.c b/target/linux/ar71xx/files/arch/mips/ar71xx/mach-ap83.c
index 8b5dbca34..4703d2595 100644
--- a/target/linux/ar71xx/files/arch/mips/ar71xx/mach-ap83.c
+++ b/target/linux/ar71xx/files/arch/mips/ar71xx/mach-ap83.c
@@ -11,6 +11,9 @@
#include <linux/platform_device.h>
#include <linux/input.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/partitions.h>
+#include <linux/mtd/physmap.h>
#include <linux/spi/spi.h>
#include <linux/spi/spi_gpio.h>
@@ -30,6 +33,65 @@
#define AP83_GPIO_VSC7385_MOSI 16
#define AP83_GPIO_VSC7385_SCK 17
+#ifdef CONFIG_MTD_PARTITIONS
+static struct mtd_partition ap83_flash_partitions[] = {
+ {
+ .name = "u-boot",
+ .offset = 0,
+ .size = 0x040000,
+ .mask_flags = MTD_WRITEABLE,
+ } , {
+ .name = "u-boot-env",
+ .offset = 0x040000,
+ .size = 0x020000,
+ .mask_flags = MTD_WRITEABLE,
+ } , {
+ .name = "rootfs",
+ .offset = 0x060000,
+ .size = 0x400000,
+ } , {
+ .name = "kernel",
+ .offset = 0x460000,
+ .size = 0x100000,
+ } , {
+ .name = "art",
+ .offset = 0x560000,
+ .size = 0x2a0000,
+ .mask_flags = MTD_WRITEABLE,
+ } , {
+ .name = "firmware",
+ .offset = 0x060000,
+ .size = 0x500000,
+ }
+};
+#endif /* CONFIG_MTD_PARTITIONS */
+
+static struct physmap_flash_data ap83_flash_data = {
+ .width = 2,
+#ifdef CONFIG_MTD_PARTITIONS
+ .parts = ap83_flash_partitions,
+ .nr_parts = ARRAY_SIZE(ap83_flash_partitions),
+#endif
+};
+
+static struct resource ap83_flash_resources[] = {
+ [0] = {
+ .start = AR71XX_SPI_BASE,
+ .end = AR71XX_SPI_BASE + AR71XX_SPI_SIZE - 1,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+static struct platform_device ap83_flash_device = {
+ .name = "physmap-flash",
+ .id = -1,
+ .resource = ap83_flash_resources,
+ .num_resources = ARRAY_SIZE(ap83_flash_resources),
+ .dev = {
+ .platform_data = &ap83_flash_data,
+ }
+};
+
static struct gpio_led ap83_leds_gpio[] __initdata = {
{
.name = "ap83:green:jumpstart",
@@ -108,6 +170,7 @@ static void __init ap83_setup(void)
ar91xx_add_device_wmac();
platform_device_register(&ap83_spi_device);
+ platform_device_register(&ap83_flash_device);
}
MIPS_MACHINE(AR71XX_MACH_AP83, "Atheros AP83", ap83_setup);