From 43a3adb6dd39d98bf84e04569e7604be5e5c0d79 Mon Sep 17 00:00:00 2001 From: Riccardo Mereu Date: Thu, 20 Nov 2025 16:58:22 +0100 Subject: [PATCH] spi: spidev: add compatible for arduino spi mcu interface Add compatible entry in spidev describing in Arduino UnoQ single-board computer the interface between Qualcomm QRB2210 microprocessor and STMicroelectronics STM32U585 microcontroller. It is handled in user space by the arduino-router service. Signed-off-by: Riccardo Mereu Reviewed-by: Krzysztof Kozlowski Link: https://patch.msgid.link/20251120155825.121483-4-r.mereu.kernel@arduino.cc Signed-off-by: Mark Brown --- drivers/spi/spidev.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/spi/spidev.c b/drivers/spi/spidev.c index 5300c942a2a4..9a0160f6dc3d 100644 --- a/drivers/spi/spidev.c +++ b/drivers/spi/spidev.c @@ -704,6 +704,7 @@ static const struct class spidev_class = { */ static const struct spi_device_id spidev_spi_ids[] = { { .name = /* abb */ "spi-sensor" }, + { .name = /* arduino */ "unoq-mcu" }, { .name = /* cisco */ "spi-petra" }, { .name = /* dh */ "dhcom-board" }, { .name = /* elgin */ "jg10309-01" }, @@ -737,6 +738,7 @@ static int spidev_of_check(struct device *dev) static const struct of_device_id spidev_dt_ids[] = { { .compatible = "abb,spi-sensor", .data = &spidev_of_check }, + { .compatible = "arduino,unoq-mcu", .data = &spidev_of_check }, { .compatible = "cisco,spi-petra", .data = &spidev_of_check }, { .compatible = "dh,dhcom-board", .data = &spidev_of_check }, { .compatible = "elgin,jg10309-01", .data = &spidev_of_check },