S5PC100 has own OneNAND controller and has different interface. OneNAND IPL use it to S5PC100 board.
Signed-off-by: Kyungmin Park kyungmin.park@samsung.com --- diff --git a/onenand_ipl/onenand_ipl.h b/onenand_ipl/onenand_ipl.h index 412572a..b43ddfb 100644 --- a/onenand_ipl/onenand_ipl.h +++ b/onenand_ipl/onenand_ipl.h @@ -31,5 +31,14 @@ #define READ_INTERRUPT() \ onenand_readw(THIS_ONENAND(ONENAND_REG_INTERRUPT))
+#ifdef CONFIG_S5PC1XX +#define AHB_ADDR 0xB0000000 +#define MEM_ADDR(fba, fpa, fsa) ((fba) << 13 | (fpa) << 7 | (fsa) << 5) +#define CMD_MAP_01(mem_addr) (AHB_ADDR | (1 << 26) | (mem_addr)) +#define CMD_MAP_11(addr) (AHB_ADDR | (3 << 26) | ((addr) << 2)) +#undef onenand_readw +#define onenand_readw(a) (readl(CMD_MAP_11((a) >> 1)) & 0xffff) +#endif + extern int onenand_read_block(unsigned char *buf); #endif diff --git a/onenand_ipl/onenand_read.c b/onenand_ipl/onenand_read.c index d1a842d..7ffc9a9 100644 --- a/onenand_ipl/onenand_read.c +++ b/onenand_ipl/onenand_read.c @@ -37,6 +37,23 @@ extern void *memcpy32(void *dest, void *src, int size); #endif
+#ifdef CONFIG_S5PC1XX +static inline int onenand_read_page(ulong block, ulong page, + u_char * buf, int pagesize) +{ + unsigned int *p = (unsigned int *) buf; + int mem_addr, i; + + mem_addr = MEM_ADDR(block, page, 0); + + pagesize >>= 2; + + for (i = 0; i < pagesize; i++) + *p++ = readl(CMD_MAP_01(mem_addr)); + + return 0; +} +#else /* read a page with ECC */ static inline int onenand_read_page(ulong block, ulong page, u_char * buf, int pagesize) @@ -88,6 +105,7 @@ static inline int onenand_read_page(ulong block, ulong page,
return 0; } +#endif
#define ONENAND_START_PAGE 1 #define ONENAND_PAGES_PER_BLOCK 64