arm64: dts: mediatek: Add cpufreq nodes for MT8192

[ Upstream commit 9d498cce ]

Add the cpufreq nodes for MT8192 SoC.

Signed-off-by: Allen-KH Cheng <allen-kh.cheng@mediatek.com>
Tested-by: Chen-Yu Tsai <wenst@chromium.org>
Reviewed-by: Nícolas F. R. A. Prado <nfraprado@collabora.com>
Tested-by: Nícolas F. R. A. Prado <nfraprado@collabora.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Tested-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Link: https://lore.kernel.org/r/20230317061944.15434-1-allen-kh.cheng@mediatek.com


Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>
Stable-dep-of: a4366b56 ("arm64: dts: mediatek: mt8192: Fix CPUs capacity-dmips-mhz")
Signed-off-by: Sasha Levin <sashal@kernel.org>