diff --git a/arch/mips/ralink/Kconfig b/arch/mips/ralink/Kconfig index 2f6fbb809e51e764d9489b2f93de6710550001f7..493411f5cd75cb77f411114ae38899be7252e3e0 100644 --- a/arch/mips/ralink/Kconfig +++ b/arch/mips/ralink/Kconfig @@ -42,6 +42,10 @@ choice bool "RT305x eval kit" depends on SOC_RT305X + config DTB_RT3883_EVAL + bool "RT3883 eval kit" + depends on SOC_RT3883 + endchoice endif diff --git a/arch/mips/ralink/dts/Makefile b/arch/mips/ralink/dts/Makefile index f635a010193f0faf07b41afb37e94961c0175886..040a986de32c1b7c2d13c4688e3230edd8b63a7e 100644 --- a/arch/mips/ralink/dts/Makefile +++ b/arch/mips/ralink/dts/Makefile @@ -1,2 +1,3 @@ obj-$(CONFIG_DTB_RT2880_EVAL) := rt2880_eval.dtb.o obj-$(CONFIG_DTB_RT305X_EVAL) := rt3052_eval.dtb.o +obj-$(CONFIG_DTB_RT3883_EVAL) := rt3883_eval.dtb.o diff --git a/arch/mips/ralink/dts/rt3883.dtsi b/arch/mips/ralink/dts/rt3883.dtsi new file mode 100644 index 0000000000000000000000000000000000000000..3b131dd0d5ac29b9f728f435e4baf309e5affdd4 --- /dev/null +++ b/arch/mips/ralink/dts/rt3883.dtsi @@ -0,0 +1,58 @@ +/ { + #address-cells = <1>; + #size-cells = <1>; + compatible = "ralink,rt3883-soc"; + + cpus { + cpu@0 { + compatible = "mips,mips74Kc"; + }; + }; + + cpuintc: cpuintc@0 { + #address-cells = <0>; + #interrupt-cells = <1>; + interrupt-controller; + compatible = "mti,cpu-interrupt-controller"; + }; + + palmbus@10000000 { + compatible = "palmbus"; + reg = <0x10000000 0x200000>; + ranges = <0x0 0x10000000 0x1FFFFF>; + + #address-cells = <1>; + #size-cells = <1>; + + sysc@0 { + compatible = "ralink,rt3883-sysc", "ralink,rt3050-sysc"; + reg = <0x0 0x100>; + }; + + intc: intc@200 { + compatible = "ralink,rt3883-intc", "ralink,rt2880-intc"; + reg = <0x200 0x100>; + + interrupt-controller; + #interrupt-cells = <1>; + + interrupt-parent = <&cpuintc>; + interrupts = <2>; + }; + + memc@300 { + compatible = "ralink,rt3883-memc", "ralink,rt3050-memc"; + reg = <0x300 0x100>; + }; + + uartlite@c00 { + compatible = "ralink,rt3883-uart", "ralink,rt2880-uart", "ns16550a"; + reg = <0xc00 0x100>; + + interrupt-parent = <&intc>; + interrupts = <12>; + + reg-shift = <2>; + }; + }; +}; diff --git a/arch/mips/ralink/dts/rt3883_eval.dts b/arch/mips/ralink/dts/rt3883_eval.dts new file mode 100644 index 0000000000000000000000000000000000000000..2fa6b330bf4f2fcb8d6f63f4b8df55cb1fe6b065 --- /dev/null +++ b/arch/mips/ralink/dts/rt3883_eval.dts @@ -0,0 +1,16 @@ +/dts-v1/; + +/include/ "rt3883.dtsi" + +/ { + compatible = "ralink,rt3883-eval-board", "ralink,rt3883-soc"; + model = "Ralink RT3883 evaluation board"; + + memory@0 { + reg = <0x0 0x2000000>; + }; + + chosen { + bootargs = "console=ttyS0,57600"; + }; +};