From: Rafał Miłecki <rafal@xxxxxxxxxx> MT7988 has three on-SoC UART controllers that support M16C450 and M16550A modes. Signed-off-by: Rafał Miłecki <rafal@xxxxxxxxxx> --- 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