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-rw-r--r--arch/sh/boards/magicpanelr2/setup.c88
-rw-r--r--arch/sh/configs/magicpanelr2_defconfig8
2 files changed, 90 insertions, 6 deletions
diff --git a/arch/sh/boards/magicpanelr2/setup.c b/arch/sh/boards/magicpanelr2/setup.c
index c593065..f3b8b07 100644
--- a/arch/sh/boards/magicpanelr2/setup.c
+++ b/arch/sh/boards/magicpanelr2/setup.c
@@ -12,14 +12,19 @@
#include <linux/init.h>
#include <linux/irq.h>
#include <linux/platform_device.h>
-#include <linux/ide.h>
-#include <linux/irq.h>
#include <linux/delay.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/partitions.h>
+#include <linux/mtd/physmap.h>
+#include <linux/mtd/map.h>
#include <asm/magicpanelr2.h>
#include <asm/heartbeat.h>
#define LAN9115_READY (ctrl_inl(0xA8000084UL) & 0x00000001UL)
+/* Prefer cmdline over RedBoot */
+static const char *probes[] = { "cmdlinepart", "RedBoot", NULL };
+
/* Wait until reset finished. Timeout is 100ms. */
static int __init ethernet_reset_finished(void)
{
@@ -270,13 +275,90 @@ static struct platform_device heartbeat_device = {
.resource = heartbeat_resources,
};
+static struct mtd_partition *parsed_partitions;
+
+static struct mtd_partition mpr2_partitions[] = {
+ /* Reserved for bootloader, read-only */
+ {
+ .name = "Bootloader",
+ .offset = 0x00000000UL,
+ .size = MPR2_MTD_BOOTLOADER_SIZE,
+ .mask_flags = MTD_WRITEABLE,
+ },
+ /* Reserved for kernel image */
+ {
+ .name = "Kernel",
+ .offset = MTDPART_OFS_NXTBLK,
+ .size = MPR2_MTD_KERNEL_SIZE,
+ },
+ /* Rest is used for Flash FS */
+ {
+ .name = "Flash_FS",
+ .offset = MTDPART_OFS_NXTBLK,
+ .size = MTDPART_SIZ_FULL,
+ }
+};
+
+static struct physmap_flash_data flash_data = {
+ .width = 2,
+};
+
+static struct resource flash_resource = {
+ .start = 0x00000000,
+ .end = 0x2000000UL,
+ .flags = IORESOURCE_MEM,
+};
+
+static struct platform_device flash_device = {
+ .name = "physmap-flash",
+ .id = -1,
+ .resource = &flash_resource,
+ .num_resources = 1,
+ .dev = {
+ .platform_data = &flash_data,
+ },
+};
+
+static struct mtd_info *flash_mtd;
+
+static struct map_info mpr2_flash_map = {
+ .name = "Magic Panel R2 Flash",
+ .size = 0x2000000UL,
+ .bankwidth = 2,
+};
+
+static void __init set_mtd_partitions(void)
+{
+ int nr_parts = 0;
+
+ simple_map_init(&mpr2_flash_map);
+ flash_mtd = do_map_probe("cfi_probe", &mpr2_flash_map);
+ nr_parts = parse_mtd_partitions(flash_mtd, probes,
+ &parsed_partitions, 0);
+ /* If there is no partition table, used the hard coded table */
+ if (nr_parts <= 0) {
+ flash_data.parts = mpr2_partitions;
+ flash_data.nr_parts = ARRAY_SIZE(mpr2_partitions);
+ } else {
+ flash_data.nr_parts = nr_parts;
+ flash_data.parts = parsed_partitions;
+ }
+}
+
+/*
+ * Add all resources to the platform_device
+ */
+
static struct platform_device *mpr2_devices[] __initdata = {
&heartbeat_device,
&smc911x_device,
+ &flash_device,
};
+
static int __init mpr2_devices_setup(void)
{
+ set_mtd_partitions();
return platform_add_devices(mpr2_devices, ARRAY_SIZE(mpr2_devices));
}
device_initcall(mpr2_devices_setup);
@@ -308,5 +390,5 @@ static void __init init_mpr2_IRQ(void)
static struct sh_machine_vector mv_mpr2 __initmv = {
.mv_name = "mpr2",
.mv_setup = mpr2_setup,
- .mv_init_irq = init_mpr2_IRQ,
+ .mv_init_irq = init_mpr2_IRQ,
};
diff --git a/arch/sh/configs/magicpanelr2_defconfig b/arch/sh/configs/magicpanelr2_defconfig
index ce4e764..f8398a5 100644
--- a/arch/sh/configs/magicpanelr2_defconfig
+++ b/arch/sh/configs/magicpanelr2_defconfig
@@ -185,7 +185,7 @@ CONFIG_SH_MAGIC_PANEL_R2=y
#
# Magic Panel R2 options
#
-CONFIG_SH_MAGIC_PANEL_R2_VERSION=2
+CONFIG_SH_MAGIC_PANEL_R2_VERSION=3
#
# Timer and clock configuration
@@ -404,9 +404,11 @@ CONFIG_MTD_CFI_UTIL=y
# Mapping drivers for chip access
#
# CONFIG_MTD_COMPLEX_MAPPINGS is not set
-# CONFIG_MTD_PHYSMAP is not set
+CONFIG_MTD_PHYSMAP=y
+CONFIG_MTD_PHYSMAP_START=0x0000000
+CONFIG_MTD_PHYSMAP_LEN=0
+CONFIG_MTD_PHYSMAP_BANKWIDTH=0
# CONFIG_MTD_SOLUTIONENGINE is not set
-CONFIG_MTD_MAGICPANELR2=y
# CONFIG_MTD_PLATRAM is not set
#
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