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DhruvaG2000DhruvaG2000
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variants: add support for arduino_mkrzero
Add support for the arduino mkr zero board. - Add the LED builtin in arduino mkrzero - Add sercom as i2c because that's how it is described in arduino_mkrzero.dts: pinctrl-0 = <&sercom0_i2c_default>; Signed-off-by: Dhruva Gole <[email protected]>
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‎variants/arduino_mkrzero/arduino_mkrzero.overlay

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/*
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* Copyright (c) 2022 Dhruva Gole <[email protected]>
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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/ {
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zephyr,user {
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d0_gpios = <&arduino_mkr_header 0 0>;
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d1_gpios = <&arduino_mkr_header 1 0>;
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d2_gpios = <&arduino_mkr_header 2 0>;
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d3_gpios = <&arduino_mkr_header 3 0>;
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d4_gpios = <&arduino_mkr_header 4 0>;
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d5_gpios = <&arduino_mkr_header 5 0>;
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d6_gpios = <&arduino_mkr_header 6 0>;
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d7_gpios = <&arduino_mkr_header 7 0>;
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d8_gpios = <&arduino_mkr_header 8 0>;
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d9_gpios = <&arduino_mkr_header 9 0>;
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d10_gpios = <&arduino_mkr_header 10 0>;
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d11_gpios = <&arduino_mkr_header 11 0>;
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d12_gpios = <&arduino_mkr_header 12 0>;
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d13_gpios = <&arduino_mkr_header 13 0>;
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d14_gpios = <&arduino_mkr_header 14 0>; /* D14 / A0 */
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d15_gpios = <&arduino_mkr_header 15 0>;
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d16_gpios = <&arduino_mkr_header 16 0>;
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d17_gpios = <&arduino_mkr_header 17 0>;
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d18_gpios = <&arduino_mkr_header 18 0>; /* D18 / A4 / I2C-SDA */
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d19_gpios = <&arduino_mkr_header 19 0>; /* D19 / A5 / I2C-SCL */
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d20_gpios = <&arduino_mkr_header 20 0>;
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d21_gpios = <&arduino_mkr_header 21 0>;
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};
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};

‎variants/arduino_mkrzero/arduino_mkrzero_pinmap.h

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/*
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* Copyright (c) 2022 Dhruva Gole
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#pragma once
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#include <zephyr/drivers/gpio.h>
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#include <zephyr/kernel.h>
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#include <zephyr/drivers/i2c.h>
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#define LED_BUILTIN 22
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#define LED0_NODE DT_ALIAS(led0)
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static struct gpio_dt_spec d0 =
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GPIO_DT_SPEC_GET(DT_PATH(zephyr_user), d0_gpios);
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static struct gpio_dt_spec d1 =
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GPIO_DT_SPEC_GET(DT_PATH(zephyr_user), d1_gpios);
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static struct gpio_dt_spec d2 =
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GPIO_DT_SPEC_GET(DT_PATH(zephyr_user), d2_gpios);
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static struct gpio_dt_spec d3 =
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GPIO_DT_SPEC_GET(DT_PATH(zephyr_user), d3_gpios);
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static struct gpio_dt_spec d4 =
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GPIO_DT_SPEC_GET(DT_PATH(zephyr_user), d4_gpios);
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static struct gpio_dt_spec d5 =
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GPIO_DT_SPEC_GET(DT_PATH(zephyr_user), d5_gpios);
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static struct gpio_dt_spec d6 =
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GPIO_DT_SPEC_GET(DT_PATH(zephyr_user), d6_gpios);
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static struct gpio_dt_spec d7 =
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GPIO_DT_SPEC_GET(DT_PATH(zephyr_user), d7_gpios);
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static struct gpio_dt_spec d8 =
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GPIO_DT_SPEC_GET(DT_PATH(zephyr_user), d8_gpios);
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static struct gpio_dt_spec d9 =
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GPIO_DT_SPEC_GET(DT_PATH(zephyr_user), d9_gpios);
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static struct gpio_dt_spec d10 =
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GPIO_DT_SPEC_GET(DT_PATH(zephyr_user), d10_gpios);
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static struct gpio_dt_spec d11 =
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GPIO_DT_SPEC_GET(DT_PATH(zephyr_user), d11_gpios);
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static struct gpio_dt_spec d12 =
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GPIO_DT_SPEC_GET(DT_PATH(zephyr_user), d12_gpios);
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static struct gpio_dt_spec d13 =
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GPIO_DT_SPEC_GET(DT_PATH(zephyr_user), d13_gpios);
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static struct gpio_dt_spec d14 =
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GPIO_DT_SPEC_GET(DT_PATH(zephyr_user), d13_gpios);
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static struct gpio_dt_spec d15 =
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GPIO_DT_SPEC_GET(DT_PATH(zephyr_user), d15_gpios);
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static struct gpio_dt_spec d16 =
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GPIO_DT_SPEC_GET(DT_PATH(zephyr_user), d16_gpios);
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static struct gpio_dt_spec d17 =
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GPIO_DT_SPEC_GET(DT_PATH(zephyr_user), d17_gpios);
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static struct gpio_dt_spec d18 =
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GPIO_DT_SPEC_GET(DT_PATH(zephyr_user), d18_gpios);
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static struct gpio_dt_spec d19 =
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GPIO_DT_SPEC_GET(DT_PATH(zephyr_user), d19_gpios);
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static struct gpio_dt_spec d20 =
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GPIO_DT_SPEC_GET(DT_PATH(zephyr_user), d20_gpios);
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static struct gpio_dt_spec d21 =
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GPIO_DT_SPEC_GET(DT_PATH(zephyr_user), d21_gpios);
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static struct gpio_dt_spec led_builtin = GPIO_DT_SPEC_GET(LED0_NODE, gpios);
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static struct gpio_dt_spec *arduino_pins[23] = {
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&d0, &d1, &d2, &d3, &d4, &d5, &d6, &d7,
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&d8, &d9, &d10, &d11, &d12, &d13, &d14, &d15,
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&d16, &d17, &d18, &d19, &d20, &d21, &led_builtin};
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enum digitalPins {
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D0,
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D1,
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D2,
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D3,
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D4,
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D5,
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D6,
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D7,
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D8,
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D9,
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D10,
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D11,
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D12,
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D13,
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D14,
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D15,
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D16,
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D17,
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D18,
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D19,
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D20,
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D21,
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LED
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};
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const static struct device *i2c_dev = DEVICE_DT_GET(DT_NODELABEL(sercom0));

‎variants/variants.h

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#ifdef CONFIG_BOARD_NRF52840DK_NRF52840
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#include "nrf52840dk_nrf52840_pinmap.h"
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#endif /* CONFIG_BOARD_NRF52840DK_NRF52840 */
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#ifdef CONFIG_BOARD_ARDUINO_MKRZERO
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#include "arduino_mkrzero_pinmap.h"
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#endif // CONFIG_BOARD_ARDUINO_MKRZERO
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