ARM: dts: r9a06g032: Describe the NAND controller

Describe the NAND controller embedded in r9a06g032 SoCs.

Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Acked-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Link: https://lore.kernel.org/r/20211217142033.353599-5-miquel.raynal@bootlin.com


Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>