- if (strncmp(argv[1], "hw", 2) == 0)
- omap_nand_switch_ecc(1);
- else if (strncmp(argv[1], "sw", 2) == 0)
- omap_nand_switch_ecc(0);
- else
+
+ if (strncmp(argv[1], "hw", 2) == 0) {
+ if (argc == 2) {
+ omap_nand_switch_ecc(1, 1);
+ } else {
+ if (strncmp(argv[2], "hamming", 7) == 0)
+ omap_nand_switch_ecc(1, 1);
+ else if (strncmp(argv[2], "bch8", 4) == 0)
+ omap_nand_switch_ecc(1, 8);
+ else
+ goto usage;
+ }
+ } else if (strncmp(argv[1], "sw", 2) == 0) {
+ omap_nand_switch_ecc(0, 0);
+ } else {