[PATCH 2/2] arm64: dts: mediatek: mt7988: add UART controllers

["Rafał Miłecki" <zajec5@gmail.com>]

From: Rafał Miłecki <rafal@milecki.pl>

MT7988 has three on-SoC UART controllers that support M16C450 and
M16550A modes.

Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
---
 arch/arm64/boot/dts/mediatek/mt7988a.dtsi | 35 ++++++++++++++++++++++-
 1 file changed, 34 insertions(+), 1 deletion(-)

diff --git a/arch/arm64/boot/dts/mediatek/mt7988a.dtsi b/arch/arm64/boot/dts/mediatek/mt7988a.dtsi
index aa728331e876..7690a83911af 100644
--- a/arch/arm64/boot/dts/mediatek/mt7988a.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt7988a.dtsi
@@ -86,7 +86,7 @@ infracfg: clock-controller@10001000 {
 			#clock-cells = <1>;
 		};
 
-		clock-controller@1001b000 {
+		topckgen: clock-controller@1001b000 {
 			compatible = "mediatek,mt7988-topckgen", "syscon";
 			reg = <0 0x1001b000 0 0x1000>;
 			#clock-cells = <1>;
@@ -124,6 +124,39 @@ pwm@10048000 {
 			status = "disabled";
 		};
 
+		serial@11000000 {
+			compatible = "mediatek,mt7988-uart", "mediatek,mt6577-uart";
+			reg = <0 0x11000000 0 0x100>;
+			interrupts = <GIC_SPI 123 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "uart", "wakeup";
+			clocks = <&topckgen CLK_TOP_UART_SEL>,
+				 <&infracfg CLK_INFRA_52M_UART0_CK>;
+			clock-names = "baud", "bus";
+			status = "disabled";
+		};
+
+		serial@11000100 {
+			compatible = "mediatek,mt7988-uart", "mediatek,mt6577-uart";
+			reg = <0 0x11000100 0 0x100>;
+			interrupts = <GIC_SPI 124 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "uart", "wakeup";
+			clocks = <&topckgen CLK_TOP_UART_SEL>,
+				 <&infracfg CLK_INFRA_52M_UART1_CK>;
+			clock-names = "baud", "bus";
+			status = "disabled";
+		};
+
+		serial@11000200 {
+			compatible = "mediatek,mt7988-uart", "mediatek,mt6577-uart";
+			reg = <0 0x11000200 0 0x100>;
+			interrupts = <GIC_SPI 125 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "uart", "wakeup";
+			clocks = <&topckgen CLK_TOP_UART_SEL>,
+				 <&infracfg CLK_INFRA_52M_UART2_CK>;
+			clock-names = "baud", "bus";
+			status = "disabled";
+		};
+
 		i2c@11003000 {
 			compatible = "mediatek,mt7981-i2c";
 			reg = <0 0x11003000 0 0x1000>,
-- 
2.35.3