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path: root/bsp/sifive-hifive1/design.dts
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/dts-v1/;

/ {
        #address-cells = <1>;
        #size-cells = <1>;
        compatible = "sifive,hifive1";
        model = "sifive,hifive1";

        chosen {
                stdout-path = "/soc/serial@10013000:115200";
                metal,entry = <&spi0 0x400000>;
        };

        cpus {
                #address-cells = <1>;
                #size-cells = <0>;
                compatible = "sifive,fe310-g000";
                L6: cpu@0 {
                        clocks = <&hfclk>;
                        compatible = "sifive,rocket0", "riscv";
                        device_type = "cpu";
                        i-cache-block-size = <64>;
                        i-cache-sets = <128>;
                        i-cache-size = <16384>;
                        next-level-cache = <&spi0>;
                        reg = <0>;
                        riscv,isa = "rv32imac";
                        sifive,dtim = <&dtim>;
                        status = "okay";
                        timebase-frequency = <1000000>;
                        hardware-exec-breakpoint-count = <4>;
                        hlic: interrupt-controller {
                                #interrupt-cells = <1>;
                                compatible = "riscv,cpu-intc";
                                interrupt-controller;
                        };
                };
        };

        soc {
                #address-cells = <1>;
                #size-cells = <1>;
                #clock-cells = <1>;
                compatible = "sifive,hifive1";
                ranges;

                hfxoscin: clock@0 {
                        #clock-cells = <0>;
                        compatible = "fixed-clock";
                        clock-frequency = <16000000>;
                };
                hfxoscout: clock@1 {
                        compatible = "sifive,fe310-g000,hfxosc";
                        clocks = <&hfxoscin>;
                        reg = <&prci 0x4>;
                        reg-names = "config";
                };
                hfroscin: clock@2 {
                        #clock-cells = <0>;
                        compatible = "fixed-clock";
                        clock-frequency = <72000000>;
                };
                hfroscout: clock@3 {
                        compatible = "sifive,fe310-g000,hfrosc";
                        clocks = <&hfroscin>;
                        reg = <&prci 0x0>;
                        reg-names = "config";
                };
                hfclk: clock@4 {
                        compatible = "sifive,fe310-g000,pll";
                        clocks = <&hfxoscout &hfroscout>;
                        clock-names = "pllref", "pllsel0";
                        reg = <&prci 0x8 &prci 0xc>;
                        reg-names = "config", "divider";
			clock-frequency = <16000000>;
                };

                lfroscin: clock@5 {
                        #clock-cells = <0>;
                        compatible = "fixed-clock";
                        clock-frequency = <32000000>;
                };
                lfclk: clock@6 {
                        compatible = "sifive,fe310-g000,lfrosc";
                        clocks = <&lfroscin>;
                        reg = <&aon 0x70>;
                        reg-names = "config";
                };

                aon: aon@10000000 {
                        compatible = "sifive,aon0";
                        reg = <0x10000000 0x8000>;
                        reg-names = "mem";
                };

                prci: prci@10008000 {
                        compatible = "sifive,fe310-g000,prci";
                        reg = <0x10008000 0x8000>;
                        reg-names = "mem";
                };

                clint: clint@2000000 {
                        compatible = "riscv,clint0";
                        interrupts-extended = <&hlic 3 &hlic 7>;
                        reg = <0x2000000 0x10000>;
                        reg-names = "control";
                };
                local-external-interrupts-0 {
                        compatible = "sifive,local-external-interrupts0";
                        interrupt-parent = <&hlic>;
                        interrupts = <16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31>;
                };
                plic: interrupt-controller@c000000 {
                        #interrupt-cells = <1>;
                        compatible = "riscv,plic0";
                        interrupt-controller;
                        interrupts-extended = <&hlic 11>;
                        reg = <0xc000000 0x4000000>;
                        reg-names = "control";
                        riscv,max-priority = <7>;
                        riscv,ndev = <26>;
                };
                global-external-interrupts {
                        compatile = "sifive,global-external-interrupts0";
                        interrupt-parent = <&plic>;
                        interrupts = <1 2 3 4>;
                };

                debug-controller@0 {
                        compatible = "sifive,debug-011", "riscv,debug-011";
                        interrupts-extended = <&hlic 65535>;
                        reg = <0x0 0x100>;
                        reg-names = "control";
                };

                maskrom@1000 {
                        reg = <0x1000 0x2000>;
                        reg-names = "mem";
                };
                otp@20000 {
                        reg = <0x20000 0x2000 0x10010000 0x1000>;
                        reg-names = "mem", "control";
                };

                dtim: dtim@80000000 {
                        compatible = "sifive,dtim0";
                        reg = <0x80000000 0x4000>;
                        reg-names = "mem";
                };

                pwm@10015000 {
                        compatible = "sifive,pwm0";
                        interrupt-parent = <&plic>;
                        interrupts = <23 24 25 26>;
                        reg = <0x10015000 0x1000>;
                        reg-names = "control";
                };
                gpio0: gpio@10012000 {
                        compatible = "sifive,gpio0";
                        interrupt-parent = <&plic>;
                        interrupts = <7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22>;
                        reg = <0x10012000 0x1000>;
                        reg-names = "control";
                };
                uart0: serial@10013000 {
                        compatible = "sifive,uart0";
                        interrupt-parent = <&plic>;
                        interrupts = <5>;
                        reg = <0x10013000 0x1000>;
                        reg-names = "control";
                        clocks = <&hfclk>;
                        pinmux = <&gpio0 0x30000 0x30000>;
                };
                spi0: spi@10014000 {
                        compatible = "sifive,spi0";
                        interrupt-parent = <&plic>;
                        interrupts = <6>;
                        reg = <0x10014000 0x1000 0x20000000 0x20000000>;
                        reg-names = "control", "mem";
                        clocks = <&hfclk>;
                        pinmux = <&gpio0 0x0003C 0x0003C>;
                };
        };
};