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authorGabor Juhos <juhosg@openwrt.org>2009-03-17 18:48:00 +0000
committerGabor Juhos <juhosg@openwrt.org>2009-03-17 18:48:00 +0000
commitd63a050292c9a6f012715d9ddf878d29483391d5 (patch)
treef8090e613b67bdd5fc86db1dd1267b984bb4dad6
parented3b6e558e71034222495e3b8e0756fbd4f75e07 (diff)
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ap81: register SPI flash, and add default MTD partitions
SVN-Revision: 14924
-rw-r--r--target/linux/ar71xx/files/arch/mips/ar71xx/mach-ap81.c53
1 files changed, 53 insertions, 0 deletions
diff --git a/target/linux/ar71xx/files/arch/mips/ar71xx/mach-ap81.c b/target/linux/ar71xx/files/arch/mips/ar71xx/mach-ap81.c
index 5a48dff..98a319a 100644
--- a/target/linux/ar71xx/files/arch/mips/ar71xx/mach-ap81.c
+++ b/target/linux/ar71xx/files/arch/mips/ar71xx/mach-ap81.c
@@ -9,6 +9,11 @@
* by the Free Software Foundation.
*/
+#include <linux/platform_device.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/partitions.h>
+#include <linux/spi/spi.h>
+#include <linux/spi/flash.h>
#include <linux/input.h>
#include <asm/mips_machine.h>
@@ -21,6 +26,51 @@
#define AP81_BUTTONS_POLL_INTERVAL 20
+#ifdef CONFIG_MTD_PARTITIONS
+static struct mtd_partition ap81_partitions[] = {
+ {
+ .name = "u-boot",
+ .offset = 0,
+ .size = 0x040000,
+ .mask_flags = MTD_WRITEABLE,
+ } , {
+ .name = "u-boot-env",
+ .offset = 0x040000,
+ .size = 0x010000,
+ } , {
+ .name = "rootfs",
+ .offset = 0x050000,
+ .size = 0x500000,
+ } , {
+ .name = "uImage",
+ .offset = 0x550000,
+ .size = 0x100000,
+ } , {
+ .name = "ART",
+ .offset = 0x650000,
+ .size = 0x1b0000,
+ .mask_flags = MTD_WRITEABLE,
+ }
+};
+#endif /* CONFIG_MTD_PARTITIONS */
+
+static struct flash_platform_data ap81_flash_data = {
+#ifdef CONFIG_MTD_PARTITIONS
+ .parts = ap81_partitions,
+ .nr_parts = ARRAY_SIZE(ap81_partitions),
+#endif
+};
+
+static struct spi_board_info ap81_spi_info[] = {
+ {
+ .bus_num = 0,
+ .chip_select = 0,
+ .max_speed_hz = 25000000,
+ .modalias = "m25p80",
+ .platform_data = &ap81_flash_data,
+ }
+};
+
static struct gpio_button ap81_gpio_buttons[] __initdata = {
{
.desc = "sw1",
@@ -57,6 +107,9 @@ static void __init ap81_setup(void)
ar71xx_add_device_usb();
+ ar71xx_add_device_spi(NULL, ap81_spi_info,
+ ARRAY_SIZE(ap81_spi_info));
+
ar71xx_add_device_gpio_buttons(-1, AP81_BUTTONS_POLL_INTERVAL,
ARRAY_SIZE(ap81_gpio_buttons),
ap81_gpio_buttons);