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Add flash chip support: W29N01HVSINA (NAND) and W25Q512JV (SPI NOR) - #24

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Add flash chip support: W29N01HVSINA (NAND) and W25Q512JV (SPI NOR)#24
KharunDima wants to merge 10 commits into
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This PR adds two flash chips successfully tested on ZTE ZXHN H198A (MT7621):

  • Winbond W29N01HVSINA (128MiB NAND, ECC 4-bit/512B)
  • Winbond W25Q512JV (64MiB SPI NOR)

Both entries were verified on real hardware and work correctly.

Добавил :   u-boot-lzma.img
Добавил чип  W29N01HVSINA

0 — количество байт ECC в OOB (не критично для HW ECC или  критично ?
Добавлен узел nand  с партициями.
Это описание добавляет NAND-контроллер прямо в шину palmbus, используя правильный compatible и базовый адрес из документации MT7621 (0x1e003000). Такой же приём используется в OpenWrt.
Добавил чип w25q512jv  (0xef7020)
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