media: mediatek: vcodec: add decoder compatible to support mt8188

1: add mt8188's compatible name: mediatek,mt8188-vcodec-dec.
2: mt8188 is lat single core architecture, using mtk_lat_sig_core_pdata to
   initialize private data.
3: Getting mt8188's chip name according to decoder compatible name.
Signed-off-by: Yunfei Dong <yunfei.dong@mediatek.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>

drivers/media/platform/mediatek/vcodec/mtk_vcodec_dec.c

@@ -227,6 +227,8 @@ static int mtk_vcodec_dec_get_chip_name(void *priv)
 		return 8195;
 	else if (of_device_is_compatible(dev->of_node, "mediatek,mt8186-vcodec-dec"))
 		return 8186;
+	else if (of_device_is_compatible(dev->of_node, "mediatek,mt8188-vcodec-dec"))
+		return 8188;
 	else
 		return 8173;
 }

drivers/media/platform/mediatek/vcodec/mtk_vcodec_dec_drv.c

@@ -478,6 +478,10 @@ static const struct of_device_id mtk_vcodec_match[] = {
 		.compatible = "mediatek,mt8195-vcodec-dec",
 		.data = &mtk_lat_sig_core_pdata,
 	},
+	{
+		.compatible = "mediatek,mt8188-vcodec-dec",
+		.data = &mtk_lat_sig_core_pdata,
+	},
 	{},
 };