Re: [PATCH 8/9] MIPS: mscc: Add jaguar2 support

Gregory CLEMENT
2020-11-09T16:44:59Z

Hello,

> Add a device trees and FIT image support for the Microsemi Jaguar2 SoC
> which belongs to same family of the Ocelot SoC.
>
> It is based on the work of Lars Povlsen <lars.povlsen@microchip.com>.
>

The i2c device node name are wrongs, I missed it for this submission and
will fix it in the next version.

For instance i2c_x2sfp_1_a@0 will be named i2c@0.

Gregory

> Signed-off-by: Gregory CLEMENT <gregory.clement@bootlin.com>
> ---
> .../devicetree/bindings/mips/mscc.txt | 2 +-
> arch/mips/boot/dts/mscc/Makefile | 3 +
> arch/mips/boot/dts/mscc/jaguar2.dtsi | 167 +++++++++++
> arch/mips/boot/dts/mscc/jaguar2_common.dtsi | 25 ++
> arch/mips/boot/dts/mscc/jaguar2_pcb110.dts | 273 ++++++++++++++++++
> arch/mips/boot/dts/mscc/jaguar2_pcb111.dts | 109 +++++++
> arch/mips/boot/dts/mscc/jaguar2_pcb118.dts | 59 ++++
> arch/mips/generic/Kconfig | 8 +
> arch/mips/generic/Platform | 1 +
> arch/mips/generic/board-jaguar2.its.S | 40 +++
> 10 files changed, 686 insertions(+), 1 deletion(-)
> create mode 100644 arch/mips/boot/dts/mscc/jaguar2.dtsi
> create mode 100644 arch/mips/boot/dts/mscc/jaguar2_common.dtsi
> create mode 100644 arch/mips/boot/dts/mscc/jaguar2_pcb110.dts
> create mode 100644 arch/mips/boot/dts/mscc/jaguar2_pcb111.dts
> create mode 100644 arch/mips/boot/dts/mscc/jaguar2_pcb118.dts
> create mode 100644 arch/mips/generic/board-jaguar2.its.S
>
> diff --git a/Documentation/devicetree/bindings/mips/mscc.txt b/Documentation/devicetree/bindings/mips/mscc.txt
> index bdbebb525393..cc916eaeed0a 100644
> --- a/Documentation/devicetree/bindings/mips/mscc.txt
> +++ b/Documentation/devicetree/bindings/mips/mscc.txt
> @@ -4,7 +4,7 @@ Boards with a SoC of the Microsemi MIPS family shall have the following
> properties:
>
> Required properties:
> -- compatible: "mscc,ocelot", "mscc,luton", "mscc,serval" or "mscc,jaguar2"
> +- compatible: "mscc,ocelot", "mscc,luton", "mscc,serval" or "mscc,jr2"
>
>
> * Other peripherals:
> diff --git a/arch/mips/boot/dts/mscc/Makefile b/arch/mips/boot/dts/mscc/Makefile
> index 40699b44ed50..befda72ceb26 100644
> --- a/arch/mips/boot/dts/mscc/Makefile
> +++ b/arch/mips/boot/dts/mscc/Makefile
> @@ -1,5 +1,8 @@
> # SPDX-License-Identifier: GPL-2.0-only
> dtb-$(CONFIG_SOC_VCOREIII) += \
> + jaguar2_pcb110.dtb \
> + jaguar2_pcb111.dtb \
> + jaguar2_pcb118.dtb \
> luton_pcb091.dtb \
> ocelot_pcb120.dtb \
> ocelot_pcb123.dtb
> diff --git a/arch/mips/boot/dts/mscc/jaguar2.dtsi b/arch/mips/boot/dts/mscc/jaguar2.dtsi
> new file mode 100644
> index 000000000000..717018d75a33
> --- /dev/null
> +++ b/arch/mips/boot/dts/mscc/jaguar2.dtsi
> @@ -0,0 +1,167 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> +/*
> + * Copyright (c) 2020 Microsemi Corporation
> + */
> +
> +/ {
> + #address-cells = <1>;
> + #size-cells = <1>;
> + compatible = "mscc,jr2";
> +
> + aliases {
> + serial0 = &uart0;
> + serial1 = &uart2;
> + gpio0 = &gpio;
> + };
> +
> + cpus {
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + cpu@0 {
> + compatible = "mips,mips24KEc";
> + device_type = "cpu";
> + clocks = <&cpu_clk>;
> + reg = <0>;
> + };
> + };
> +
> + cpuintc: interrupt-controller {
> + #address-cells = <0>;
> + #interrupt-cells = <1>;
> + interrupt-controller;
> + compatible = "mti,cpu-interrupt-controller";
> + };
> +
> + cpu_clk: cpu-clock {
> + compatible = "fixed-clock";
> + #clock-cells = <0>;
> + clock-frequency = <500000000>;
> + };
> +
> + ahb_clk: ahb-clk {
> + compatible = "fixed-factor-clock";
> + #clock-cells = <0>;
> + clocks = <&cpu_clk>;
> + clock-div = <2>;
> + clock-mult = <1>;
> + };
> +
> + ahb: ahb@70000000 {
> + compatible = "simple-bus";
> + #address-cells = <1>;
> + #size-cells = <1>;
> + ranges;
> +
> + interrupt-parent = <&intc>;
> +
> + cpu_ctrl: syscon@70000000 {
> + compatible = "mscc,ocelot-cpu-syscon", "syscon";
> + reg = <0x70000000 0x2c>;
> + };
> +
> + intc: interrupt-controller@70000070 {
> + compatible = "mscc,jaguar2-icpu-intr";
> + reg = <0x70000070 0x94>;
> + #interrupt-cells = <1>;
> + interrupt-controller;
> + interrupt-parent = <&cpuintc>;
> + interrupts = <2>;
> + };
> +
> + uart0: serial@70100000 {
> + pinctrl-0 = <&uart_pins>;
> + pinctrl-names = "default";
> + compatible = "ns16550a";
> + reg = <0x70100000 0x20>;
> + interrupts = <6>;
> + clocks = <&ahb_clk>;
> + reg-io-width = <4>;
> + reg-shift = <2>;
> +
> + status = "disabled";
> + };
> +
> + uart2: serial@70100800 {
> + pinctrl-0 = <&uart2_pins>;
> + pinctrl-names = "default";
> + compatible = "ns16550a";
> + reg = <0x70100800 0x20>;
> + interrupts = <7>;
> + clocks = <&ahb_clk>;
> + reg-io-width = <4>;
> + reg-shift = <2>;
> +
> + status = "disabled";
> + };
> +
> + gpio: pinctrl@71070038 {
> + compatible = "mscc,jaguar2-pinctrl";
> + reg = <0x71010038 0x90>;
> + gpio-controller;
> + #gpio-cells = <2>;
> + gpio-ranges = <&gpio 0 0 64>;
> +
> + uart_pins: uart-pins {
> + pins = "GPIO_10", "GPIO_11";
> + function = "uart";
> + };
> +
> + uart2_pins: uart2-pins {
> + pins = "GPIO_24", "GPIO_25";
> + function = "uart2";
> + };
> +
> + cs1_pins: cs1-pins {
> + pins = "GPIO_16";
> + function = "si";
> + };
> +
> + cs2_pins: cs2-pins {
> + pins = "GPIO_17";
> + function = "si";
> + };
> +
> + cs3_pins: cs3-pins {
> + pins = "GPIO_18";
> + function = "si";
> + };
> +
> + i2c_pins: i2c-pins {
> + pins = "GPIO_14", "GPIO_15";
> + function = "twi";
> + };
> +
> + i2c2_pins: i2c2-pins {
> + pins = "GPIO_28", "GPIO_29";
> + function = "twi2";
> + };
> + };
> +
> + i2c0: i2c@70100400 {
> + compatible = "mscc,ocelot-i2c", "snps,designware-i2c";
> + status = "disabled";
> + pinctrl-0 = <&i2c_pins>;
> + pinctrl-names = "default";
> + reg = <0x70100400 0x100>, <0x700001b8 0x8>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + interrupts = <8>;
> + clock-frequency = <100000>;
> + clocks = <&ahb_clk>;
> + };
> +
> + i2c2: i2c@70100c00 {
> + compatible = "mscc,ocelot-i2c", "snps,designware-i2c";
> + status = "disabled";
> + pinctrl-0 = <&i2c2_pins>;
> + pinctrl-names = "default";
> + reg = <0x70100c00 0x100>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + interrupts = <8>;
> + clock-frequency = <100000>;
> + clocks = <&ahb_clk>;
> + };
> + };
> +};
> diff --git a/arch/mips/boot/dts/mscc/jaguar2_common.dtsi b/arch/mips/boot/dts/mscc/jaguar2_common.dtsi
> new file mode 100644
> index 000000000000..679ff0d8eda8
> --- /dev/null
> +++ b/arch/mips/boot/dts/mscc/jaguar2_common.dtsi
> @@ -0,0 +1,25 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> +/*
> + * Copyright (c) 2020 Microsemi Corporation
> + */
> +
> +#include "jaguar2.dtsi"
> +
> +/ {
> + chosen {
> + stdout-path = "serial0:115200n8";
> + };
> +};
> +
> +&uart0 {
> + status = "okay";
> +};
> +
> +&uart2 {
> + status = "okay";
> +};
> +
> +&i2c0 {
> + status = "okay";
> + i2c-sda-hold-time-ns = <300>;
> +};
> diff --git a/arch/mips/boot/dts/mscc/jaguar2_pcb110.dts b/arch/mips/boot/dts/mscc/jaguar2_pcb110.dts
> new file mode 100644
> index 000000000000..306993ad9b4a
> --- /dev/null
> +++ b/arch/mips/boot/dts/mscc/jaguar2_pcb110.dts
> @@ -0,0 +1,273 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> +/*
> + * Copyright (c) 2020 Microsemi Corporation
> + */
> +
> +/dts-v1/;
> +#include "jaguar2_common.dtsi"
> +#include <dt-bindings/gpio/gpio.h>
> +
> +/ {
> + model = "Jaguar2 Cu8-Sfp16 PCB110 Reference Board";
> + compatible = "mscc,jr2-pcb110", "mscc,jr2";
> +
> + aliases {
> + i2c0 = &i2c0;
> + i2c108 = &i2c108;
> + i2c109 = &i2c109;
> + i2c110 = &i2c110;
> + i2c111 = &i2c111;
> + i2c112 = &i2c112;
> + i2c113 = &i2c113;
> + i2c114 = &i2c114;
> + i2c115 = &i2c115;
> + i2c116 = &i2c116;
> + i2c117 = &i2c117;
> + i2c118 = &i2c118;
> + i2c119 = &i2c119;
> + i2c120 = &i2c120;
> + i2c121 = &i2c121;
> + i2c122 = &i2c122;
> + i2c123 = &i2c123;
> + i2c124 = &i2c124;
> + i2c125 = &i2c125;
> + i2c126 = &i2c126;
> + i2c127 = &i2c127;
> + i2c128 = &i2c128;
> + i2c129 = &i2c129;
> + i2c130 = &i2c130;
> + i2c131 = &i2c131;
> + i2c149 = &i2c149;
> + i2c150 = &i2c150;
> + i2c151 = &i2c151;
> + i2c152 = &i2c152;
> + };
> +};
> +
> +&gpio {
> + synce_pins: synce-pins {
> + // GPIO 16 == SI_nCS1
> + pins = "GPIO_16";
> + function = "si";
> + };
> + synce_builtin_pins: synce-builtin-pins {
> + // GPIO 49 == SI_nCS13
> + pins = "GPIO_49";
> + function = "si";
> + };
> +};
> +
> +&gpio {
> + i2cmux_pins_i: i2cmux-pins-i {
> + pins = "GPIO_17", "GPIO_18", "GPIO_20", "GPIO_21";
> + function = "twi_scl_m";
> + output-low;
> + };
> + i2cmux_0: i2cmux-0 {
> + pins = "GPIO_17";
> + function = "twi_scl_m";
> + output-high;
> + };
> + i2cmux_1: i2cmux-1 {
> + pins = "GPIO_18";
> + function = "twi_scl_m";
> + output-high;
> + };
> + i2cmux_2: i2cmux-2 {
> + pins = "GPIO_20";
> + function = "twi_scl_m";
> + output-high;
> + };
> + i2cmux_3: i2cmux-3 {
> + pins = "GPIO_21";
> + function = "twi_scl_m";
> + output-high;
> + };
> +};
> +
> +&i2c0 {
> + pca9545@70 {
> + compatible = "nxp,pca9545";
> + reg = <0x70>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + i2c-mux-idle-disconnect;
> + i2c124: i2c_x2sfp_1_a@0 {
> + #address-cells = <1>;
> + #size-cells = <0>;
> + reg = <0>;
> + };
> + i2c125: i2c_x2sfp_1_b@1 {
> + /* FMC B */
> + #address-cells = <1>;
> + #size-cells = <0>;
> + reg = <1>;
> + };
> + i2c126: i2c_x2sfp_1_c@2 {
> + #address-cells = <1>;
> + #size-cells = <0>;
> + reg = <2>;
> + };
> + i2c127: i2c_x2sfp_1_d@3 {
> + #address-cells = <1>;
> + #size-cells = <0>;
> + reg = <3>;
> + };
> + };
> + pca9545@71 {
> + compatible = "nxp,pca9545";
> + reg = <0x71>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + i2c-mux-idle-disconnect;
> + i2c128: i2c_x2sfp_1_a@0 {
> + #address-cells = <1>;
> + #size-cells = <0>;
> + reg = <0>;
> + };
> + i2c129: i2c_x2sfp_2_b@1 {
> + /* FMC B */
> + #address-cells = <1>;
> + #size-cells = <0>;
> + reg = <1>;
> + };
> + i2c130: i2c_x2sfp_3_c@2 {
> + #address-cells = <1>;
> + #size-cells = <0>;
> + reg = <2>;
> + };
> + i2c131: i2c_x2sfp_4_d@3 {
> + #address-cells = <1>;
> + #size-cells = <0>;
> + reg = <3>;
> + };
> + };
> +};
> +
> +&ahb {
> + i2c0_emux: i2c0-emux@0 {
> + compatible = "i2c-mux-gpio";
> + #address-cells = <1>;
> + #size-cells = <0>;
> + i2c-parent = <&i2c0>;
> + mux-gpios = <&gpio 51 GPIO_ACTIVE_HIGH
> + &gpio 52 GPIO_ACTIVE_HIGH
> + &gpio 53 GPIO_ACTIVE_HIGH
> + &gpio 58 GPIO_ACTIVE_HIGH
> + &gpio 59 GPIO_ACTIVE_HIGH>;
> + idle-state = <0x0>;
> + i2c108: i2c_sfp9@10 {
> + reg = <0x10>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + };
> + i2c109: i2c_sfp10@11 {
> + reg = <0x11>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + };
> + i2c110: i2c_sfp11@12 {
> + reg = <0x12>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + };
> + i2c111: i2c_sfp12@13 {
> + reg = <0x13>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + };
> + i2c112: i2c_sfp13@14 {
> + reg = <0x14>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + };
> + i2c113: i2c_sfp14@15 {
> + reg = <0x15>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + };
> + i2c114: i2c_sfp15@16 {
> + reg = <0x16>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + };
> + i2c115: i2c_sfp16@17 {
> + reg = <0x17>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + };
> + i2c116: i2c_sfp17@8 {
> + reg = <0x8>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + };
> + i2c117: i2c_sfp18@9 {
> + reg = <0x9>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + };
> + i2c118: i2c_sfp19@a {
> + reg = <0xa>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + };
> + i2c119: i2c_sfp20@b {
> + reg = <0xb>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + };
> + i2c120: i2c_sfp21@c {
> + reg = <0xc>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + };
> + i2c121: i2c_sfp22@d {
> + reg = <0xd>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + };
> + i2c122: i2c_sfp23@e {
> + reg = <0xe>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + };
> + i2c123: i2c_sfp24@f {
> + reg = <0xf>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + };
> + };
> + i2c0_imux: i2c0-imux@0 {
> + compatible = "i2c-mux-pinctrl";
> + #address-cells = <1>;
> + #size-cells = <0>;
> + i2c-parent = <&i2c0>;
> + pinctrl-names =
> + "i2c149", "i2c150", "i2c151", "i2c152", "idle";
> + pinctrl-0 = <&i2cmux_0>;
> + pinctrl-1 = <&i2cmux_1>;
> + pinctrl-2 = <&i2cmux_2>;
> + pinctrl-3 = <&i2cmux_3>;
> + pinctrl-4 = <&i2cmux_pins_i>;
> + i2c149: i2c_sfp_plus_a@0 {
> + reg = <0x0>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + };
> + i2c150: i2c_sfp_plus_b@1 {
> + reg = <0x1>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + };
> + i2c151: i2c_sfp_plus_c@2 {
> + reg = <0x2>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + };
> + i2c152: i2c_sfp_plus_d@3 {
> + reg = <0x3>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + };
> + };
> +};
> diff --git a/arch/mips/boot/dts/mscc/jaguar2_pcb111.dts b/arch/mips/boot/dts/mscc/jaguar2_pcb111.dts
> new file mode 100644
> index 000000000000..df159dbb5a6c
> --- /dev/null
> +++ b/arch/mips/boot/dts/mscc/jaguar2_pcb111.dts
> @@ -0,0 +1,109 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> +/*
> + * Copyright (c) 2018 Microsemi Corporation
> + */
> +
> +/dts-v1/;
> +#include "jaguar2_common.dtsi"
> +
> +/ {
> + model = "Jaguar2 Cu48 PCB111 Reference Board";
> + compatible = "mscc,jr2-pcb111", "mscc,jr2";
> +
> + aliases {
> + i2c0 = &i2c0;
> + i2c149 = &i2c149;
> + i2c150 = &i2c150;
> + i2c151 = &i2c151;
> + i2c152 = &i2c152;
> + i2c203 = &i2c203;
> + };
> +};
> +
> +&gpio {
> + synce_builtin_pins: synce-builtin-pins {
> + // GPIO 49 == SI_nCS13
> + pins = "GPIO_49";
> + function = "si";
> + };
> + cpld_pins: cpld-pins {
> + // GPIO 50 == SI_nCS14
> + pins = "GPIO_50";
> + function = "si";
> + };
> + cpld_fifo_pins: synce-builtin-pins {
> + // GPIO 51 == SI_nCS15
> + pins = "GPIO_51";
> + function = "si";
> + };
> +};
> +
> +&gpio {
> + i2cmux_pins_i: i2cmux-pins-i {
> + pins = "GPIO_17", "GPIO_18";
> + function = "twi_scl_m";
> + output-low;
> + };
> + i2cmux_0: i2cmux-0 {
> + pins = "GPIO_17";
> + function = "twi_scl_m";
> + output-high;
> + };
> + i2cmux_1: i2cmux-1 {
> + pins = "GPIO_18";
> + function = "twi_scl_m";
> + output-high;
> + };
> + i2cmux_2: i2cmux-2 {
> + pins = "GPIO_20";
> + function = "twi_scl_m";
> + output-high;
> + };
> + i2cmux_3: i2cmux-3 {
> + pins = "GPIO_21";
> + function = "twi_scl_m";
> + output-high;
> + };
> +};
> +
> +&ahb {
> + i2c0_imux: i2c0-imux@0 {
> + compatible = "i2c-mux-pinctrl";
> + #address-cells = <1>;
> + #size-cells = <0>;
> + i2c-parent = <&i2c0>;
> + pinctrl-names =
> + "i2c149", "i2c150", "i2c151", "i2c152", "i2c203", "idle";
> + pinctrl-0 = <&i2cmux_0>;
> + pinctrl-1 = <&i2cmux_1>;
> + pinctrl-2 = <&i2cmux_2>;
> + pinctrl-3 = <&i2cmux_3>;
> + pinctrl-4 = <&i2cmux_pins_i>; // Added by convention for PoE
> + pinctrl-5 = <&i2cmux_pins_i>;
> + i2c149: i2c_sfp_plus_a@0 {
> + reg = <0x0>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + };
> + i2c150: i2c_sfp_plus_b@1 {
> + reg = <0x1>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + };
> + i2c151: i2c_sfp_plus_c@2 {
> + reg = <0x2>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + };
> + i2c152: i2c_sfp_plus_d@3 {
> + reg = <0x3>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + };
> + i2c203: i2c_pd69xxx@4 {
> + reg = <0x4>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + };
> + };
> +};
> diff --git a/arch/mips/boot/dts/mscc/jaguar2_pcb118.dts b/arch/mips/boot/dts/mscc/jaguar2_pcb118.dts
> new file mode 100644
> index 000000000000..1b718a7b5ed9
> --- /dev/null
> +++ b/arch/mips/boot/dts/mscc/jaguar2_pcb118.dts
> @@ -0,0 +1,59 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> +/*
> + * Copyright (c) 2018 Microsemi Corporation
> + */
> +
> +/dts-v1/;
> +#include "jaguar2_common.dtsi"
> +
> +/ {
> + model = "Jaguar2/Aquantia PCB118 Reference Board";
> + compatible = "mscc,jr2-pcb118", "mscc,jr2";
> +
> + aliases {
> + i2c150 = &i2c150;
> + i2c151 = &i2c151;
> + };
> +};
> +
> +&gpio {
> + i2cmux_pins_i: i2cmux-pins-i {
> + pins = "GPIO_17", "GPIO_16";
> + function = "twi_scl_m";
> + output-low;
> + };
> + i2cmux_0: i2cmux-0 {
> + pins = "GPIO_17";
> + function = "twi_scl_m";
> + output-high;
> + };
> + i2cmux_1: i2cmux-1 {
> + pins = "GPIO_16";
> + function = "twi_scl_m";
> + output-high;
> + };
> +};
> +
> +&ahb {
> + i2c0_imux: i2c0-imux@0 {
> + compatible = "i2c-mux-pinctrl";
> + #address-cells = <1>;
> + #size-cells = <0>;
> + i2c-parent = <&i2c0>;
> + pinctrl-names =
> + "i2c150", "i2c151", "idle";
> + pinctrl-0 = <&i2cmux_0>;
> + pinctrl-1 = <&i2cmux_1>;
> + pinctrl-2 = <&i2cmux_pins_i>;
> + i2c150: i2c_sfp_plus_a@0 {
> + reg = <0>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + };
> + i2c151: i2c_sfp_plus_b@1 {
> + reg = <1>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + };
> + };
> +};
> diff --git a/arch/mips/generic/Kconfig b/arch/mips/generic/Kconfig
> index e5a7a1314e71..c7a840b8eaa6 100644
> --- a/arch/mips/generic/Kconfig
> +++ b/arch/mips/generic/Kconfig
> @@ -86,6 +86,14 @@ config FIT_IMAGE_FDT_LUTON
> from Microsemi in the FIT kernel image.
> This requires u-boot on the platform.
>
> +config FIT_IMAGE_FDT_JAGUAR2
> + bool "Include FDT for Microsemi Jaguar2 development platforms"
> + select SOC_VCOREIII
> + help
> + Enable this to include the FDT for the Jaguar2 development platforms
> + from Microsemi in the FIT kernel image.
> + This requires u-boot on the platform.
> +
> config BOARD_INGENIC
> bool "Support boards based on Ingenic SoCs"
> select MACH_INGENIC_GENERIC
> diff --git a/arch/mips/generic/Platform b/arch/mips/generic/Platform
> index 4b6905daa39c..3f2055bea596 100644
> --- a/arch/mips/generic/Platform
> +++ b/arch/mips/generic/Platform
> @@ -21,4 +21,5 @@ its-$(CONFIG_FIT_IMAGE_FDT_BOSTON) += board-boston.its.S
> its-$(CONFIG_FIT_IMAGE_FDT_NI169445) += board-ni169445.its.S
> its-$(CONFIG_FIT_IMAGE_FDT_OCELOT) += board-ocelot.its.S
> its-$(CONFIG_FIT_IMAGE_FDT_LUTON) += board-luton.its.S
> +its-$(CONFIG_FIT_IMAGE_FDT_JAGUAR2) += board-jaguar2.its.S
> its-$(CONFIG_FIT_IMAGE_FDT_XILFPGA) += board-xilfpga.its.S
> diff --git a/arch/mips/generic/board-jaguar2.its.S b/arch/mips/generic/board-jaguar2.its.S
> new file mode 100644
> index 000000000000..fb0e589eeff7
> --- /dev/null
> +++ b/arch/mips/generic/board-jaguar2.its.S
> @@ -0,0 +1,40 @@
> +/* SPDX-License-Identifier: (GPL-2.0 OR MIT) */
> +/ {
> + images {
> + fdt@jaguar2_pcb110 {
> + description = "MSCC Jaguar2 PCB110 Device Tree";
> + data = /incbin/("boot/dts/mscc/jaguar2_pcb110.dtb");
> + type = "flat_dt";
> + arch = "mips";
> + compression = "none";
> + hash@0 {
> + algo = "sha1";
> + };
> + };
> + fdt@jaguar2_pcb111 {
> + description = "MSCC Jaguar2 PCB111 Device Tree";
> + data = /incbin/("boot/dts/mscc/jaguar2_pcb111.dtb");
> + type = "flat_dt";
> + arch = "mips";
> + compression = "none";
> + hash@0 {
> + algo = "sha1";
> + };
> + };
> + };
> +
> + configurations {
> + pcb110 {
> + description = "Jaguar2 Linux kernel";
> + kernel = "kernel@0";
> + fdt = "fdt@jaguar2_pcb110";
> + ramdisk = "ramdisk";
> + };
> + pcb111 {
> + description = "Jaguar2 Linux kernel";
> + kernel = "kernel@0";
> + fdt = "fdt@jaguar2_pcb111";
> + ramdisk = "ramdisk";
> + };
> + };
> +};
> --
> 2.28.0
>

--
Gregory Clement, Bootlin
Embedded Linux and Kernel engineering