Add serial1 and serial2 nodes to define the existence of the MT7621's second and third UARTs. Signed-off-by: Justin Swartz <justin.swartz@xxxxxxxxxxxxxxxx> --- arch/mips/boot/dts/ralink/mt7621.dtsi | 28 +++++++++++++++++++++++++++ 1 file changed, 28 insertions(+) diff --git a/arch/mips/boot/dts/ralink/mt7621.dtsi b/arch/mips/boot/dts/ralink/mt7621.dtsi index 3ad4e2343..5a89f0b8c 100644 --- a/arch/mips/boot/dts/ralink/mt7621.dtsi +++ b/arch/mips/boot/dts/ralink/mt7621.dtsi @@ -124,6 +124,34 @@ serial0: serial@c00 { pinctrl-0 = <&uart1_pins>; }; + serial1: serial@d00 { + compatible = "ns16550a"; + reg = <0xd00 0x100>; + reg-io-width = <4>; + reg-shift = <2>; + clocks = <&sysc MT7621_CLK_UART2>; + interrupt-parent = <&gic>; + interrupts = <GIC_SHARED 27 IRQ_TYPE_LEVEL_HIGH>; + no-loopback-test; + pinctrl-names = "default"; + pinctrl-0 = <&uart2_pins>; + status = "disabled"; + }; + + serial2: serial@e00 { + compatible = "ns16550a"; + reg = <0xe00 0x100>; + reg-io-width = <4>; + reg-shift = <2>; + clocks = <&sysc MT7621_CLK_UART3>; + interrupt-parent = <&gic>; + interrupts = <GIC_SHARED 28 IRQ_TYPE_LEVEL_HIGH>; + no-loopback-test; + pinctrl-names = "default"; + pinctrl-0 = <&uart3_pins>; + status = "disabled"; + }; + spi0: spi@b00 { status = "disabled"; --