ipq8064: Added mtd_node for qcom_nand and updated MTDPARTS_MAXLEN to 4096

In ft_board_setup,
1. Added ipq nand device qcom,qcom_nand to mtd nodes list.
2. The maximum size of mtdparts used is 4096. Hence,
   updating MTDPARTS_MAXLEN to match this value.

Change-Id: Iede752ddf72c410c6f4a6f828d8c2caef90cbf09
Signed-off-by: Gokul Sriram Palanisamy <gpalan@codeaurora.org>
diff --git a/board/qca/common/fdt_fixup.c b/board/qca/common/fdt_fixup.c
index 1754b1c..926c2b3 100644
--- a/board/qca/common/fdt_fixup.c
+++ b/board/qca/common/fdt_fixup.c
@@ -231,6 +231,7 @@
 	qca_smem_flash_info_t *sfi = &qca_smem_flash_info;
 	struct flash_node_info nodes[] = {
 		{ "qcom,msm-nand", MTD_DEV_TYPE_NAND, 0 },
+		{ "qcom,qcom_nand", MTD_DEV_TYPE_NAND, 0 },
 		{ "spinand,mt29f", MTD_DEV_TYPE_NAND, 1 },
 		{ "n25q128a11", MTD_DEV_TYPE_NAND, 2 },
 		{ NULL, 0, -1 },	/* Terminator */
diff --git a/common/cmd_mtdparts.c b/common/cmd_mtdparts.c
index 422c069..ebdc25d 100644
--- a/common/cmd_mtdparts.c
+++ b/common/cmd_mtdparts.c
@@ -123,7 +123,7 @@
 
 /* copies of last seen 'mtdids', 'mtdparts' and 'partition' env variables */
 #define MTDIDS_MAXLEN		128
-#define MTDPARTS_MAXLEN		512
+#define MTDPARTS_MAXLEN		4096
 #define PARTITION_MAXLEN	16
 static char last_ids[MTDIDS_MAXLEN];
 static char last_parts[MTDPARTS_MAXLEN];