ASoC: rockchip: i2s: Add compatible for more SoCs

This patch adds more compatible strings for SoCs.

Signed-off-by: Sugar Zhang <sugar.zhang@rock-chips.com>
Link: https://lore.kernel.org/r/1629950562-14281-5-git-send-email-sugar.zhang@rock-chips.com
Signed-off-by: Mark Brown <broonie@kernel.org>