[][dts: mt7986: Decrease SNFI's clk to 52MHz to meet 3.3V IO spec.]

[Description]
Change SNFI's clk to 52MHz to meet 3.3V IO spec.

NFI1x clk rate should be as close to SPINFI clk rate as possible.

[Release-log]
N/A

Change-Id: Ibfa126f36904fadccfdd56401197a37e849eb3b2
Reviewed-on: https://gerrit.mediatek.inc/c/openwrt/feeds/mtk_openwrt_feeds/+/4836486
diff --git a/target/linux/mediatek/files-5.4/arch/arm64/boot/dts/mediatek/mt7986a.dtsi b/target/linux/mediatek/files-5.4/arch/arm64/boot/dts/mediatek/mt7986a.dtsi
index 56c2a53..6699966 100644
--- a/target/linux/mediatek/files-5.4/arch/arm64/boot/dts/mediatek/mt7986a.dtsi
+++ b/target/linux/mediatek/files-5.4/arch/arm64/boot/dts/mediatek/mt7986a.dtsi
@@ -556,8 +556,8 @@
 		clock-names = "pad_clk", "nfi_clk", "nfi_hclk";
 		assigned-clocks = <&topckgen CK_TOP_SPINFI_SEL>,
 			 	  <&topckgen CK_TOP_NFI1X_SEL>;
-		assigned-clock-parents = <&topckgen CK_TOP_MM_D8_D2>,
-					 <&topckgen CK_TOP_CB_MM_D8>;
+		assigned-clock-parents = <&topckgen CK_TOP_CB_M_D8>,
+					 <&topckgen CK_TOP_CB_M_D8>;
 		#address-cells = <1>;
 		#size-cells = <0>;
 		status = "disabled";