#include <asm/arch/onenand.h>
#include <asm/arch/board.h>
#include <asm/arch/gpmc.h>
-#include <asm/arch/nand.h>
#define ONENAND_MAP 0x20000000
#define GPMC_OFF_CONFIG1_0 0x60
-enum fsType {
- NAND = 0,
- NOR,
- ONENAND,
- UNKNOWN=-1
-};
-
-static enum fsType flashType = NAND;
-
-static struct mtd_partition nand_partitions[] = {
- {
- .name = "X-Loader",
- .offset = 0,
- .size = 4*(64*2048), /* 0-3 blks reserved.
- Mandated by ROM code */
- .mask_flags = MTD_WRITEABLE /* force read-only */
- },
- {
- .name = "U-Boot",
- .offset = MTDPART_OFS_APPEND,
- .size = 4*(64*2048),
- .mask_flags = MTD_WRITEABLE /* force read-only */
- },
- {
- .name = "U-Boot Environment",
- .offset = MTDPART_OFS_APPEND,
- .size = 2*(64*2048),
- },
- {
- .name = "Kernel",
- .offset = MTDPART_OFS_APPEND,
- .size = 32*(64*2048), /* 4*1M */
- },
- {
- .name = "File System",
- .offset = MTDPART_OFS_APPEND,
- .size = MTDPART_SIZ_FULL,
- },
-};
-static struct omap_nand_platform_data sdp_nand_data = {
- .parts = nand_partitions,
- .nr_parts = ARRAY_SIZE(nand_partitions),
- .dma_channel = -1, /* disable DMA in OMAP OneNAND driver */
-};
-
-static struct platform_device sdp_nand_device = {
- .name = "omap2-nand",
- .id = -1,
- .dev = {
- .platform_data = &sdp_nand_data,
- },
-};
-
static struct mtd_partition onenand_partitions[] = {
{
.name = "(OneNAND)X-Loader",
gpmc_cs_base_add =
(gpmc_base_add + GPMC_OFF_CONFIG1_0 + (cs*0x30));
- /* xloader/Uboot would have programmed the NAND/oneNAND
+ /* xloader/Uboot would have programmed the oneNAND
* base address for us This is a ugly hack. The proper
* way of doing this is to pass the setup of u-boot up
* to kernel using kernel params - something on the
- * lines of machineID. Check if Nand/oneNAND is
+ * lines of machineID. Check if oneNAND is
* configured */
- ret = __raw_readl(gpmc_cs_base_add + GPMC_CS_CONFIG1);
- if ((ret & 0xC00) == (0x800)) {
- /* Found it!! */
- printk("NAND: Found NAND on CS %d \n",cs);
- flashType = NAND;
- break;
- }
ret = __raw_readl(gpmc_cs_base_add + GPMC_CS_CONFIG7);
if ((ret & 0x3F) == (ONENAND_MAP >> 24)) {
/* Found it!! */
- flashType = ONENAND;
break;
}
cs++;
}
if (cs >= GPMC_CS_NUM) {
- printk("MTD: Unable to find MTD configuration in GPMC "
+ printk("OneNAND: Unable to find oneNAND configuration in GPMC "
" - not registering.\n");
return;
}
- if (flashType == NAND) {
- sdp_nand_data.cs = cs;
- sdp_nand_data.gpmcCsBaseAddr = gpmc_cs_base_add;
- sdp_nand_data.gpmcBaseAddr = gpmc_base_add;
-
- if (platform_device_register(&sdp_nand_device) < 0) {
- printk(KERN_ERR "Unable to register NAND device\n");
- return;
- }
- }
-
- if (flashType == ONENAND) {
sdp_onenand_data.cs = cs;
if (platform_device_register(&sdp_onenand_device) < 0) {
printk(KERN_ERR "Unable to register OneNAND device\n");
return;
}
- }
}