Some Samsung SoCs, s3c64xx, s5pc100 has own OneNAND controller and different OneNAND access method. To support this, each board has own init and set onenand_read_page for it.
Signed-off-by: Kyungmin Park kyungmin.park@samsung.com --- diff --git a/onenand_ipl/onenand_read.c b/onenand_ipl/onenand_read.c index 8d0df81..47b60b3 100644 --- a/onenand_ipl/onenand_read.c +++ b/onenand_ipl/onenand_read.c @@ -110,6 +110,14 @@ static void onenand_generic_init(int *page_is_4KiB, int *page) *page_is_4KiB = 1; }
+static int __onenand_board_init(int *page_is_4KiB, int *page) +{ + return 0; +} + +int onenand_board_init(int *page_is_4KiB, int *page) + __attribute__((weak, alias("__onenand_board_init"))); + /** * onenand_read_block - Read CONFIG_SYS_MONITOR_LEN from begining * of OneNAND, skipping bad blocks @@ -120,11 +128,13 @@ int onenand_read_block(unsigned char *buf) int block, nblocks; int page = CONFIG_ONENAND_START_PAGE, offset = 0; int pagesize, erasesize, erase_shift; - int page_is_4KiB = 0; + int page_is_4KiB = 0, ret;
onenand_read_page = generic_onenand_read_page;
- onenand_generic_init(&page_is_4KiB, &page); + ret = onenand_board_init(&page_is_4KiB, &page); + if (ret) + onenand_generic_init(&page_is_4KiB, &page);
if (page_is_4KiB) { pagesize = 4096; /* OneNAND has 4KiB pagesize */