Commit 98a008d9 authored by Tony Lindgren's avatar Tony Lindgren

Revert "OMAP: Adding Support for 2K nand page support for omap2430"

This reverts commit ebd641a5.

Revert until the rest of the patches get integrated to fix
build.
Signed-off-by: default avatarTony Lindgren <tony@atomide.com>
parent 6e15a149
......@@ -20,64 +20,10 @@
#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",
......@@ -136,50 +82,29 @@ void __init sdp2430_flash_init(void)
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;
}
}
}
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