spi: mediatek: add spi support for mt8183 IC

this patch add support for mt8183 IC.

Signed-off-by: Leilk Liu <leilk.liu@mediatek.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
diff --git a/drivers/spi/spi-mt65xx.c b/drivers/spi/spi-mt65xx.c
index 3dc3162..f3119d8 100644
--- a/drivers/spi/spi-mt65xx.c
+++ b/drivers/spi/spi-mt65xx.c
@@ -120,6 +120,12 @@ static const struct mtk_spi_compatible mt8173_compat = {
 	.must_tx = true,
 };
 
+static const struct mtk_spi_compatible mt8183_compat = {
+	.need_pad_sel = true,
+	.must_tx = true,
+	.enhance_timing = true,
+};
+
 /*
  * A piece of default chip info unless the platform
  * supplies it.
@@ -150,6 +156,9 @@ static const struct of_device_id mtk_spi_of_match[] = {
 	{ .compatible = "mediatek,mt8173-spi",
 		.data = (void *)&mt8173_compat,
 	},
+	{ .compatible = "mediatek,mt8183-spi",
+		.data = (void *)&mt8183_compat,
+	},
 	{}
 };
 MODULE_DEVICE_TABLE(of, mtk_spi_of_match);