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boards: others: add candleLightFD USB to CAN FD adapter board
Add support for the open-hardware candleLight FD USB to CAN FD board. Signed-off-by: Sean Nyekjaer <[email protected]>
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‎boards/others/candlelightfd/Kconfig.candlelightfd

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# Copyright (c) 2024 Sean Nyekjaer <[email protected]>
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# SPDX-License-Identifier: Apache-2.0
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config BOARD_CANDLELIGHTFD
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select SOC_STM32G0B1XX

‎boards/others/candlelightfd/board.cmake

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# Copyright (c) 2024 Sean Nyekjaer <[email protected]>
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# SPDX-License-Identifier: Apache-2.0
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board_runner_args(dfu-util "--pid=0483:df11" "--alt=0" "--dfuse")
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board_runner_args(jlink "--device=STM32G0B1CB")
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include(${ZEPHYR_BASE}/boards/common/dfu-util.board.cmake)
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include(${ZEPHYR_BASE}/boards/common/jlink.board.cmake)

‎boards/others/candlelightfd/board.yml

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board:
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name: candlelightfd
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full_name: candleLightFD
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vendor: others
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socs:
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- name: stm32g0b1xx
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variants:
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- name: 'dual'

‎boards/others/candlelightfd/candlelightfd.dtsi

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/*
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* Copyright (c) 2024 Sean Nyekjaer <[email protected]>
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include <st/g0/stm32g0b1Xb.dtsi>
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#include <st/g0/stm32g0b1r(b-c-e)tx-pinctrl.dtsi>
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/ {
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chosen {
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zephyr,sram = &sram0;
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zephyr,flash = &flash0;
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zephyr,code-partition = &slot0_partition;
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zephyr,canbus = &fdcan1;
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};
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aliases {
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led0 = &led_rx;
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led1 = &led_tx;
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};
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leds {
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compatible = "gpio-leds";
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led_rx: led_rx {
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gpios = <&gpioa 3 GPIO_ACTIVE_LOW>;
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label = "LED RX";
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};
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led_tx: led_tx {
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gpios = <&gpioa 4 GPIO_ACTIVE_LOW>;
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label = "LED TX";
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};
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};
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transceiver0: can-phy0 {
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compatible = "nxp,tja1051", "can-transceiver-gpio";
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enable-gpios = <&gpioa 15 GPIO_ACTIVE_LOW>;
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max-bitrate = <5000000>;
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#phy-cells = <0>;
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};
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};
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&clk_hse {
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status = "okay";
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clock-frequency = <DT_FREQ_M(8)>;
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};
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&clk_hsi48 {
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status = "okay";
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crs-usb-sof;
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};
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&pll {
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div-m = <1>;
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mul-n = <30>;
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div-p = <2>;
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div-q = <3>;
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div-r = <4>;
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clocks = <&clk_hse>;
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status = "okay";
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};
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&rcc {
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clocks = <&pll>;
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clock-frequency = <DT_FREQ_M(60)>;
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ahb-prescaler = <1>;
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apb1-prescaler = <1>;
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};
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zephyr_udc0: &usb {
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pinctrl-0 = <&usb_dm_pa11 &usb_dp_pa12>;
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pinctrl-names = "default";
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status = "okay";
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};
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&fdcan1 {
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clocks = <&rcc STM32_CLOCK_BUS_APB1 0x00001000>,
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<&rcc STM32_SRC_PLL_Q FDCAN_SEL(1)>;
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pinctrl-0 = <&fdcan1_rx_pd0 &fdcan1_tx_pd1>;
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pinctrl-names = "default";
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phys = <&transceiver0>;
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status = "okay";
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};
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&flash0 {
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partitions {
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compatible = "fixed-partitions";
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#address-cells = <1>;
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#size-cells = <1>;
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boot_partition: partition@0 {
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label = "mcuboot";
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reg = <0x00000000 DT_SIZE_K(48)>;
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read-only;
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};
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slot0_partition: partition@c000 {
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label = "image-0";
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reg = <0x0000c000 DT_SIZE_K(80)>;
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};
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};
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};

‎boards/others/candlelightfd/candlelightfd_stm32g0b1xx.dts

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/*
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* Copyright (c) 2024 Sean Nyekjaer <[email protected]>
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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/dts-v1/;
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#include "candlelightfd.dtsi"
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/ {
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model = "candleLight FD";
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compatible = "candlelightfd";
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};

‎boards/others/candlelightfd/candlelightfd_stm32g0b1xx.yaml

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identifier: candlelightfd/stm32g0b1xx
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name: candleLightFD
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type: mcu
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arch: arm
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toolchain:
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- zephyr
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- gnuarmemb
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ram: 144
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flash: 128
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vendor: others

‎boards/others/candlelightfd/candlelightfd_stm32g0b1xx_defconfig

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# Enable MPU
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CONFIG_ARM_MPU=y
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# Enable HW stack protection
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CONFIG_HW_STACK_PROTECTION=y
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# Enable GPIO
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CONFIG_GPIO=y

‎boards/others/candlelightfd/candlelightfd_stm32g0b1xx_dual.dts

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/*
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* Copyright (c) 2024 Sean Nyekjaer <[email protected]>
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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/dts-v1/;
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#include "candlelightfd.dtsi"
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/ {
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model = "candleLight FD Dual";
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compatible = "candlelightfd";
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transceiver1: can-phy1 {
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compatible = "nxp,tja1051", "can-transceiver-gpio";
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enable-gpios = <&gpiob 2 GPIO_ACTIVE_LOW>;
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max-bitrate = <5000000>;
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#phy-cells = <0>;
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};
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};
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&fdcan2 {
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clocks = <&rcc STM32_CLOCK_BUS_APB1 0x00001000>,
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<&rcc STM32_SRC_PLL_Q FDCAN_SEL(1)>;
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pinctrl-0 = <&fdcan2_rx_pb0 &fdcan2_tx_pb1>;
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pinctrl-names = "default";
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phys = <&transceiver1>;
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status = "okay";
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};

‎boards/others/candlelightfd/candlelightfd_stm32g0b1xx_dual.yaml

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identifier: candlelightfd/stm32g0b1xx/dual
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name: candleLightFD Dual
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type: mcu
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arch: arm
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toolchain:
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- zephyr
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- gnuarmemb
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ram: 144
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flash: 128
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vendor: others

‎boards/others/candlelightfd/candlelightfd_stm32g0b1xx_dual_defconfig

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# Enable MPU
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CONFIG_ARM_MPU=y
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# Enable HW stack protection
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CONFIG_HW_STACK_PROTECTION=y
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# Enable GPIO
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CONFIG_GPIO=y

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