[PATCH 2/2] arm64: dts: mediatek: mt7988: add UART controllers
Rafał Miłecki
zajec5 at gmail.com
Wed Jun 5 01:54:33 PDT 2024
From: Rafał Miłecki <rafal at milecki.pl>
MT7988 has three on-SoC UART controllers that support M16C450 and
M16550A modes.
Signed-off-by: Rafał Miłecki <rafal at 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 at 10001000 {
#clock-cells = <1>;
};
- clock-controller at 1001b000 {
+ topckgen: clock-controller at 1001b000 {
compatible = "mediatek,mt7988-topckgen", "syscon";
reg = <0 0x1001b000 0 0x1000>;
#clock-cells = <1>;
@@ -124,6 +124,39 @@ pwm at 10048000 {
status = "disabled";
};
+ serial at 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 at 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 at 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 at 11003000 {
compatible = "mediatek,mt7981-i2c";
reg = <0 0x11003000 0 0x1000>,
--
2.35.3
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