From: Rafał Miłecki <rafal@milecki.pl>
Date: Wed, 5 Jun 2024 08:54:33 +0000 (+0200)
Subject: arm64: dts: mediatek: mt7988: add UART controllers
X-Git-Tag: ceph-for-6.13-rc4~232^2~25^2~32
X-Git-Url: http://git.apps.os.sepia.ceph.com/?a=commitdiff_plain;h=21e28a0722e4b0b8851d6d16da57309adfaf0e6b;p=ceph-client.git

arm64: dts: mediatek: mt7988: add UART controllers

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

Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Link: https://lore.kernel.org/r/20240605085433.26513-2-zajec5@gmail.com
Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>
Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
---

diff --git a/arch/arm64/boot/dts/mediatek/mt7988a.dtsi b/arch/arm64/boot/dts/mediatek/mt7988a.dtsi
index aa728331e876b..7690a83911af9 100644
--- a/arch/arm64/boot/dts/mediatek/mt7988a.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt7988a.dtsi
@@ -86,7 +86,7 @@
 			#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 @@
 			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>,