arm64: dts: meson: g12a: Add UART A, B & C nodes and pins (ff4f8b6c) · Commits · 戴 / test

arch/arm64/boot/dts/amlogic/meson-g12a.dtsi

+72 −0

Original line number	Diff line number	Diff line
		@@ -126,6 +126,51 @@
		#gpio-cells = <2>;
		gpio-ranges = <&periphs_pinctrl 0 0 86>;
		};

		uart_a_pins: uart-a {
		mux {
		groups = "uart_a_tx",
		"uart_a_rx";
		function = "uart_a";
		bias-disable;
		};
		};

		uart_a_cts_rts_pins: uart-a-cts-rts {
		mux {
		groups = "uart_a_cts",
		"uart_a_rts";
		function = "uart_a";
		bias-disable;
		};
		};

		uart_b_pins: uart-b {
		mux {
		groups = "uart_b_tx",
		"uart_b_rx";
		function = "uart_b";
		bias-disable;
		};
		};

		uart_c_pins: uart-c {
		mux {
		groups = "uart_c_tx",
		"uart_c_rx";
		function = "uart_c";
		bias-disable;
		};
		};

		uart_c_cts_rts_pins: uart-c-cts-rts {
		mux {
		groups = "uart_c_cts",
		"uart_c_rts";
		function = "uart_c";
		bias-disable;
		};
		};
		};
		};

		@@ -270,6 +315,33 @@
		compatible = "amlogic,meson-g12a-clk-measure";
		reg = <0x0 0x18000 0x0 0x10>;
		};

		uart_C: serial@22000 {
		compatible = "amlogic,meson-gx-uart";
		reg = <0x0 0x22000 0x0 0x18>;
		interrupts = <GIC_SPI 93 IRQ_TYPE_EDGE_RISING>;
		clocks = <&xtal>, <&clkc CLKID_UART2>, <&xtal>;
		clock-names = "xtal", "pclk", "baud";
		status = "disabled";
		};

		uart_B: serial@23000 {
		compatible = "amlogic,meson-gx-uart";
		reg = <0x0 0x23000 0x0 0x18>;
		interrupts = <GIC_SPI 75 IRQ_TYPE_EDGE_RISING>;
		clocks = <&xtal>, <&clkc CLKID_UART1>, <&xtal>;
		clock-names = "xtal", "pclk", "baud";
		status = "disabled";
		};

		uart_A: serial@24000 {
		compatible = "amlogic,meson-gx-uart";
		reg = <0x0 0x24000 0x0 0x18>;
		interrupts = <GIC_SPI 26 IRQ_TYPE_EDGE_RISING>;
		clocks = <&xtal>, <&clkc CLKID_UART0>, <&xtal>;
		clock-names = "xtal", "pclk", "baud";
		status = "disabled";
		};
		};
		};