pinctrl: Ingenic: Add missing parts for X1830.

Add lcd pinctrl driver for X1830.

Signed-off-by: 周琰杰 (Zhou Yanjie) <zhouyanjie@wanyeetech.com>
Link: https://lore.kernel.org/r/1581851828-3493-3-git-send-email-zhouyanjie@wanyeetech.com


Signed-off-by: Linus Walleij <linus.walleij@linaro.org>