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Aksel Skauge MellbyeChromeos LUCI
Aksel Skauge Mellbye
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Chromeos LUCI
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boards: silabs: xg24_dk2601b: Add SPI NOR flash
Add definition of MX25R SPI flash to device tree. (cherry picked from commit e35cb93) Original-Signed-off-by: Aksel Skauge Mellbye <[email protected]> GitOrigin-RevId: e35cb93 Cr-Build-Id: 8724909411128659441 Cr-Build-Url: https://cr-buildbucket.appspot.com/build/8724909411128659441 Copybot-Job-Name: zephyr-main-copybot-downstream Change-Id: Ib11eb3c76bcc2c418fdf98db1750df3861ec7002 Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/third_party/zephyr/+/6196363 Commit-Queue: ChromeOS Prod (Robot) <[email protected]> Tested-by: ChromeOS Prod (Robot) <[email protected]> Bot-Commit: ChromeOS Prod (Robot) <[email protected]>
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‎boards/silabs/dev_kits/xg24_dk2601b/doc/index.rst‎

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@@ -17,14 +17,15 @@ Hardware
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- Transmit power: up to +20 dBm
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- Operation frequency: 2.4 GHz
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- Crystals for LFXO (32.768 kHz) and HFXO (38.4 MHz).
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- On board sensors:
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- On board devices:
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- Silicon Labs Si7021 relative humidity & temperature sensor
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- Silicon Labs Si7210 hall effect sensor
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- 2x TDK InvenSense ICS-43434 MEMS microphones with I2S output
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- TDK InvenSense ICM-20689 6-axis inertial measurement sensor
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- Vishay VEML6035 ambient light sensor
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- Bosch BMP384 pressure sensor with internal temperature sensor
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- MX25R3235F 32 Mbit SPI data flash
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For more information about the EFR32MG24 SoC and BRD2601B board, refer to these
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documents:
@@ -39,57 +40,73 @@ Supported Features
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The board configuration supports the following hardware features:
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42-
+-----------+------------+-------------------------------------+
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| Interface | Controller | Driver/Component |
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+===========+============+=====================================+
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| MPU | on-chip | memory protection unit |
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+-----------+------------+-------------------------------------+
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| NVIC | on-chip | nested vector interrupt controller |
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+-----------+------------+-------------------------------------+
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| SYSTICK | on-chip | systick |
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+-----------+------------+-------------------------------------+
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| COUNTER | on-chip | stimer |
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+-----------+------------+-------------------------------------+
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| FLASH | on-chip | flash memory |
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+-----------+------------+-------------------------------------+
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| GPIO | on-chip | gpio |
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+-----------+------------+-------------------------------------+
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| UART | on-chip | serial |
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+-----------+------------+-------------------------------------+
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| DMA | on-chip | ldma |
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+-----------+------------+-------------------------------------+
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| TRNG | on-chip | semailbox |
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+-----------+------------+-------------------------------------+
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| WATCHDOG | on-chip | watchdog |
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+-----------+------------+-------------------------------------+
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| I2C(M/S) | on-chip | i2c |
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+-----------+------------+-------------------------------------+
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| RADIO | on-chip | bluetooth |
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+-----------+------------+-------------------------------------+
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+-----------+------------+------------------------------------+
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| Interface | Controller | Driver/Component |
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+===========+============+====================================+
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| MPU | on-chip | memory protection unit |
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+-----------+------------+------------------------------------+
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| NVIC | on-chip | nested vector interrupt controller |
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+-----------+------------+------------------------------------+
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| SYSTICK | on-chip | systick |
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+-----------+------------+------------------------------------+
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| SYSRTC | on-chip | counter, timer |
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+-----------+------------+------------------------------------+
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| MSC | on-chip | flash memory |
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+-----------+------------+------------------------------------+
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| GPIO | on-chip | gpio |
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+-----------+------------+------------------------------------+
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| EUSART | on-chip | serial, spi |
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+-----------+------------+------------------------------------+
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| USART | on-chip | serial, spi |
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+-----------+------------+------------------------------------+
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| LDMA | on-chip | dma |
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+-----------+------------+------------------------------------+
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| SE | on-chip | entropy |
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+-----------+------------+------------------------------------+
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| WDOG | on-chip | watchdog |
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+-----------+------------+------------------------------------+
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| I2C | on-chip | i2c |
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+-----------+------------+------------------------------------+
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| RADIO | on-chip | bluetooth |
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+-----------+------------+------------------------------------+
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Other hardware features are currently not supported by the port.
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Connections and IOs
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===================
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In the following table, the column **Name** contains Pin names. For example, PA2
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means Pin number 2 on PORTA, as used in the board's datasheets and manuals.
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+-------+-------------+-------------------------------------+
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| Name | Function | Usage |
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+=======+=============+=====================================+
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| PA4 | GPIO | LED0 |
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+-------+-------------+-------------------------------------+
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| PB0 | GPIO | LED1 |
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+-------+-------------+-------------------------------------+
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| PB2 | GPIO | Push Button 0 |
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+-------+-------------+-------------------------------------+
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| PB3 | GPIO | Push Button 1 |
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+-------+-------------+-------------------------------------+
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| PA5 | USART0_TX | UART Console VCOM_TX US0_TX |
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+-------+-------------+-------------------------------------+
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| PA6 | USART0_RX | UART Console VCOM_RX US0_RX |
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+-------+-------------+-------------------------------------+
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means Pin number 2 on Port A, as used in the board's datasheets and manuals.
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+------+--------------+---------------------+
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| Name | Function | Usage |
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+======+==============+=====================+
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| PA4 | GPIO | LED0 |
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+------+--------------+---------------------+
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| PB0 | GPIO | LED1 |
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+------+--------------+---------------------+
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| PD2 | GPIO | LED2 |
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+------+--------------+---------------------+
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| PB2 | GPIO | Push Button 0 |
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+------+--------------+---------------------+
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| PB3 | GPIO | Push Button 1 |
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+------+--------------+---------------------+
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| PA5 | USART0_TX | UART Console |
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+------+--------------+---------------------+
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| PA6 | USART0_RX | UART Console |
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+------+--------------+---------------------+
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| PC3 | EUSART1_TX | SPI bus: flash, IMU |
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+------+--------------+---------------------+
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| PC2 | EUSART1_RX | SPI bus: flash, IMU |
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+------+--------------+---------------------+
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| PC1 | EUSART1_SCLK | SPI bus: flash, IMU |
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+------+--------------+---------------------+
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| PC0 | EUSART1_CS | SPI bus: flash |
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+------+--------------+---------------------+
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| PC4 | I2C0_SCL | I2C bus |
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+------+--------------+---------------------+
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| PC5 | I2C0_SDA | I2C bus |
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+------+--------------+---------------------+
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The default configuration can be found in
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:zephyr_file:`boards/silabs/dev_kits/xg24_dk2601b/xg24_dk2601b_defconfig`

‎boards/silabs/dev_kits/xg24_dk2601b/xg24_dk2601b-pinctrl.dtsi‎

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};
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};
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eusart1_default: eusart1_default {
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group0 {
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pins = <EUSART1_TX_PC3>, <EUSART1_SCLK_PC1>;
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drive-push-pull;
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output-high;
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};
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group1 {
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pins = <EUSART1_RX_PC2>;
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input-enable;
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silabs,input-filter;
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};
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};
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i2c0_default: i2c0_default {
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group0 {
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pins = <I2C0_SCL_PC4>, <I2C0_SDA_PC5>;

‎boards/silabs/dev_kits/xg24_dk2601b/xg24_dk2601b.dts‎

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status = "okay";
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};
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&eusart1 {
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compatible = "silabs,eusart-spi";
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pinctrl-0 = <&eusart1_default>;
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pinctrl-names = "default";
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cs-gpios = <&gpioc 0 GPIO_ACTIVE_LOW>;
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clock-frequency = <4000000>;
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#address-cells = <1>;
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#size-cells = <0>;
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status = "okay";
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mx25r32: mx25r3235f@0 {
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compatible = "jedec,spi-nor";
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reg = <0>;
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spi-max-frequency = <80000000>;
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size = <0x2000000>;
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jedec-id = [c2 28 16];
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has-dpd;
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dpd-wakeup-sequence = <30000 20 35000>;
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mxicy,mx25r-power-mode = "low-power";
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zephyr,pm-device-runtime-auto;
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};
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};
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&i2c0 {
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pinctrl-0 = <&i2c0_default>;
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pinctrl-names = "default";

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