This is split into the SOC bindings, and the board dts. The Endor board is currently an FPGA emulation. Once real, silicon arrives, we plan to remove Endor support. Signed-off-by: Alexandru Gagniuc <alex.g at adaptrum.com> --- arch/arc/boot/dts/adaptrum_anarion.dtsi | 110 ++++++++++++++++++++++++++++ arch/arc/boot/dts/adaptrum_anarion_fpga.dts | 51 +++++++++++++ 2 files changed, 161 insertions(+) create mode 100644 arch/arc/boot/dts/adaptrum_anarion.dtsi create mode 100644 arch/arc/boot/dts/adaptrum_anarion_fpga.dts diff --git a/arch/arc/boot/dts/adaptrum_anarion.dtsi b/arch/arc/boot/dts/adaptrum_anarion.dtsi new file mode 100644 index 0000000..e177a24 --- /dev/null +++ b/arch/arc/boot/dts/adaptrum_anarion.dtsi @@ -0,0 +1,110 @@ +/* + * Skeleton for Adaptrum Anarion SOC + * + * (C) Copyright 2017 Adaptrum, Inc. + * Written by Alexandru Gagniuc <alex.g at adaptrum.com> for Adaptrum, Inc. + * Licensed under the GPLv2 or (at your option) any later version + */ + +/* This skeleton is based on the ARC700 CPU */ +#include "skeleton.dtsi" + +/ { + compatible = "adaptrum,anarion"; + #address-cells = <1>; + #size-cells = <1>; + + soc { + compatible = "simple-bus"; + device_type = "soc"; + #address-cells = <1>; + #size-cells = <1>; + ranges; + interrupt-parent = <&core_intc>; + + core_intc: interrupt-controller { + compatible = "snps,arc700-intc"; + interrupt-controller; + #interrupt-cells = <1>; + }; + + uart0: serial at f2202100 { + compatible = "ns16550"; + reg = <0xf2202100 0x20>; + interrupts = <8>; + reg-shift = <2>; + reg-io-width = <4>; + clock-frequency = <192000000>; + status = "disabled"; + }; + + uart1: serial at f2202200 { + compatible = "ns16550"; + reg = <0xf2202200 0x20>; + interrupts = <8>; + reg-shift = <2>; + reg-io-width = <4>; + clock-frequency = <192000000>; + status = "disabled"; + }; + + uart2: serial at f2202300 { + compatible = "ns16550"; + reg = <0xf2202300 0x20>; + interrupts = <8>; + reg-shift = <2>; + reg-io-width = <4>; + clock-frequency = <192000000>; + status = "disabled"; + }; + + uart3: serial at f2202400 { + compatible = "ns16550"; + reg = <0xf2202400 0x20>; + interrupts = <8>; + reg-shift = <2>; + reg-io-width = <4>; + clock-frequency = <192000000>; + status = "disabled"; + }; + + qspi: qspi at f200f000 { + compatible = "adaptrum,anarion-qspi"; + reg = <0xf200f000 0x1000>, + <0x20000000 0x08000000>; + + interrupts = <10>; + status = "disabled"; + }; + + gmac0: ethernet at f2010000 { + compatible = "adaptrum,anarion-gmac", "snps,dwmac"; + reg = <0xf2010000 0x4000>; + + interrupt-parent = <&core_intc>; + interrupts = <20>; + interrupt-names = "macirq"; + + clocks = <&core_clk>; + clock-names = "stmmaceth"; + + snps,pbl = <32>; + status = "disabled"; + }; + + gmac1: ethernet at f2014000 { + compatible = "adaptrum,anarion-gmac", "snps,dwmac"; + reg = <0xf2014000 0x4000>, <0xf2018100 8>; + + interrupt-parent = <&core_intc>; + interrupts = <21>; + interrupt-names = "macirq"; + + clocks = <&core_clk>; + clock-names = "stmmaceth"; + + snps,pbl = <32>; + status = "disabled"; + }; + }; +}; diff --git a/arch/arc/boot/dts/adaptrum_anarion_fpga.dts b/arch/arc/boot/dts/adaptrum_anarion_fpga.dts new file mode 100644 index 0000000..6b2e22f --- /dev/null +++ b/arch/arc/boot/dts/adaptrum_anarion_fpga.dts @@ -0,0 +1,51 @@ +/* + * Adaptrum Endor -- Anarion based FPGA emulation platform + * + * (C) Copyright 2017 Adaptrum, Inc. + * Written by Alexandru Gagniuc <alex.g at adaptrum.com> for Adaptrum, Inc. + * Licensed under the GPLv2 or (at your option) any later version + */ + +/dts-v1/; + +#include "adaptrum_anarion.dtsi" + +/ { + model = "adaptrum,endor-fpga"; + compatible = "adaptrum,arc-anarion"; + + chosen { + bootargs = "earlycon console=ttyS0,115200n8"; + stdout-path = "serial0:115200n8"; + }; + + aliases { + serial0 = &uart0; + }; + + core_clk: core_clk { + #clock-cells = <0>; + compatible = "fixed-clock"; + clock-frequency = <24000000>; + }; +}; + +&uart0 { + status = "okay"; +}; + +&qspi { + status = "okay"; + flash0: w25q128fvn at 0 { + #address-cells = <1>; + #size-cells = <1>; + compatible = "winbond,w25q128", "jedec,spi-nor"; + spi-max-frequency = <70000000>; + m25p,fast-read; + }; +}; + +&gmac1 { + phy-mode = "rgmii"; + status = "okay"; +}; -- 2.9.3