From: Rick Chen rick@andestech.com

Use same dts to boot U-Boot and RISC-V Linux Kernel v4.16-rc2 in ax25-ae350 platform.

Signed-off-by: Rick Chen rick@andestech.com Signed-off-by: Rick Chen rickchen36@gmail.com Cc: Greentime Hu green.hu@gmail.com --- arch/riscv/dts/ae350.dts | 204 ++++++++++++++++++++++++++++------------------- 1 file changed, 122 insertions(+), 82 deletions(-)

diff --git a/arch/riscv/dts/ae350.dts b/arch/riscv/dts/ae350.dts index 4bfb876..f7d4190 100644 --- a/arch/riscv/dts/ae350.dts +++ b/arch/riscv/dts/ae350.dts @@ -1,97 +1,137 @@ /dts-v1/; + / { - compatible = "riscv32 ax25"; - #address-cells = <1>; - #size-cells = <1>; - interrupt-parent = <&intc>; + #address-cells = <2>; + #size-cells = <2>; + compatible = "andestech,ax25"; + model = "andestech,ax25"; + + aliases { + uart0 = &serial0; + spi0 = &spi; + } ; + + chosen { + bootargs = "console=ttyS0,38400n8 earlyprintk=uart8250-32bit,0xf0300000 debug loglevel=7"; + stdout-path = "uart0:38400n8"; + };

- aliases { - uart0 = &serial0; - ethernet0 = &mac0; - spi0 = &spi; - } ; + cpus { + #address-cells = <1>; + #size-cells = <0>; + timebase-frequency = <10000000>; + CPU0: cpu@0 { + device_type = "cpu"; + reg = <0>; + status = "okay"; + compatible = "riscv"; + riscv,isa = "rv64imafdc"; + mmu-type = "riscv,sv39"; + clock-frequency = <60000000>; + CPU0_intc: interrupt-controller { + #interrupt-cells = <1>; + interrupt-controller; + compatible = "riscv,cpu-intc"; + }; + }; + };

- chosen { - bootargs = "console=ttyS0,38400n8 earlyprintk=uart8250-32bit,0xf0300000 debug loglevel=7"; - stdout-path = "uart0:38400n8"; - tick-timer = &timer0; - }; + memory@0 { + device_type = "memory"; + reg = <0x0 0x00000000 0x0 0x40000000>; + };

- memory@0 { - device_type = "memory"; - reg = <0x00000000 0x40000000>; - }; + soc { + #address-cells = <2>; + #size-cells = <2>; + compatible = "andestech,riscv-ae350-soc"; + ranges; + };

- spiclk: virt_100mhz { - #clock-cells = <0>; - compatible = "fixed-clock"; - clock-frequency = <100000000>; - }; + plmt0@e6000000 { + compatible = "riscv,plmt0"; + interrupts-extended = <&CPU0_intc 7>; + reg = <0x0 0xe6000000 0x0 0x100000>; + };

- cpus { - #address-cells = <1>; - #size-cells = <0>; - cpu@0 { - compatible = "andestech,n13"; - reg = <0>; - /* FIXME: to fill correct frqeuency */ - clock-frequency = <60000000>; - }; - }; + plic0: interrupt-controller@e4000000 { + compatible = "riscv,plic0"; + #address-cells = <2>; + #interrupt-cells = <2>; + interrupt-controller; + reg = <0x0 0xe4000000 0x0 0x2000000>; + riscv,ndev=<31>; + interrupts-extended = <&CPU0_intc 11 &CPU0_intc 9>; + };

- intc: interrupt-controller { - compatible = "andestech,atnointc010"; - #interrupt-cells = <1>; - interrupt-controller; - }; + plic1: interrupt-controller@e6400000 { + compatible = "riscv,plic1"; + #address-cells = <2>; + #interrupt-cells = <2>; + interrupt-controller; + reg = <0x0 0xe6400000 0x0 0x400000>; + riscv,ndev=<1>; + interrupts-extended = <&CPU0_intc 3>; + };

- serial0: serial@f0300000 { - compatible = "andestech,uart16550", "ns16550a"; - reg = <0xf0300000 0x1000>; - interrupts = <7 4>; - clock-frequency = <19660800>; - reg-shift = <2>; - reg-offset = <32>; - no-loopback-test = <1>; - }; + spiclk: virt_100mhz { + #clock-cells = <0>; + compatible = "fixed-clock"; + clock-frequency = <100000000>; + };

- timer0: timer@f0400000 { - compatible = "andestech,atcpit100"; - reg = <0xf0400000 0x1000>; - interrupts = <2 4>; - clock-frequency = <40000000>; - }; + timer0: timer@f0400000 { + compatible = "andestech,atcpit100"; + reg = <0x0 0xf0400000 0x0 0x1000>; + clock-frequency = <40000000>; + interrupts = <3 4>; + interrupt-parent = <&plic0>; + };

- mac0: mac@e0100000 { - compatible = "andestech,atmac100"; - reg = <0xe0100000 0x1000>; - interrupts = <25 4>; - }; + serial0: serial@f0300000 { + compatible = "andestech,uart16550", "ns16550a"; + reg = <0x0 0xf0300000 0x0 0x1000>; + interrupts = <9 4>; + clock-frequency = <19660800>; + reg-shift = <2>; + reg-offset = <32>; + no-loopback-test = <1>; + interrupt-parent = <&plic0>; + };

- mmc0: mmc@f0e00000 { - compatible = "andestech,atsdc010"; - max-frequency = <100000000>; - fifo-depth = <0x10>; - reg = <0xf0e00000 0x1000>; - interrupts = <17 4>; - cap-sd-highspeed; - }; + mac0: mac@e0100000 { + compatible = "andestech,atmac100"; + reg = <0x0 0xe0100000 0x0 0x1000>; + interrupts = <19 4>; + interrupt-parent = <&plic0>; + };

- spi: spi@f0b00000 { - compatible = "andestech,atcspi200"; - reg = <0xf0b00000 0x1000>; - #address-cells = <1>; - #size-cells = <0>; - num-cs = <1>; - clocks = <&spiclk>; - interrupts = <3 4>; - flash@0 { - compatible = "spi-flash"; - spi-max-frequency = <50000000>; - reg = <0>; - spi-cpol; - spi-cpha; - }; - }; + mmc0: mmc@f0e00000 { + compatible = "andestech,atfsdc010"; + max-frequency = <100000000>; + clock-freq-min-max = <400000 100000000>; + fifo-depth = <0x10>; + reg = <0x0 0xf0e00000 0x0 0x1000>; + interrupts = <18 4>; + cap-sd-highspeed; + interrupt-parent = <&plic0>; + };

+ spi: spi@f0b00000 { + compatible = "andestech,atcspi200"; + reg = <0x0 0xf0b00000 0x0 0x1000>; + #address-cells = <1>; + #size-cells = <0>; + num-cs = <1>; + clocks = <&spiclk>; + interrupts = <3 4>; + interrupt-parent = <&plic0>; + flash@0 { + compatible = "spi-flash"; + spi-max-frequency = <50000000>; + reg = <0>; + spi-cpol; + spi-cpha; + }; + }; };