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[213.215.163.27]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-429eb49a079sm5966719f8f.32.2025.11.06.07.31.24 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 06 Nov 2025 07:31:24 -0800 (PST) From: Riccardo Mereu X-Google-Original-From: Riccardo Mereu To: andersson@kernel.org, konradybcio@kernel.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, broonie@kernel.org Cc: linux@roeck-us.net, Jonathan.Cameron@huawei.com, wenswang@yeah.net, naresh.solanki@9elements.com, michal.simek@amd.com, nuno.sa@analog.com, chou.cosmo@gmail.com, grantpeltier93@gmail.com, eajames@linux.ibm.com, farouk.bouabid@cherry.de, linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-spi@vger.kernel.org, mm.facchin@arduino.cc, Riccardo Mereu Subject: [PATCH 2/5] drivers: spi: spidev: add compatible for arduino spi mcu interface Date: Thu, 6 Nov 2025 16:31:16 +0100 Message-ID: <20251106153119.266840-3-r.mereu@arduino.cc> X-Mailer: git-send-email 2.51.2 In-Reply-To: <20251106153119.266840-1-r.mereu@arduino.cc> References: <20251106153119.266840-1-r.mereu@arduino.cc> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Add compatible entry in spidev describing in Arduino boards one of the interfaces between microprocessor and microcontroller. Signed-off-by: Riccardo Mereu --- drivers/spi/spidev.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/spi/spidev.c b/drivers/spi/spidev.c index 5300c942a2a4..f0dd516c2083 100644 --- a/drivers/spi/spidev.c +++ b/drivers/spi/spidev.c @@ -704,6 +704,7 @@ static const struct class spidev_class =3D { */ static const struct spi_device_id spidev_spi_ids[] =3D { { .name =3D /* abb */ "spi-sensor" }, + { .name =3D /* arduino */ "mcu" }, { .name =3D /* cisco */ "spi-petra" }, { .name =3D /* dh */ "dhcom-board" }, { .name =3D /* elgin */ "jg10309-01" }, @@ -737,6 +738,7 @@ static int spidev_of_check(struct device *dev) =20 static const struct of_device_id spidev_dt_ids[] =3D { { .compatible =3D "abb,spi-sensor", .data =3D &spidev_of_check }, + { .compatible =3D "arduino,mcu", .data =3D &spidev_of_check }, { .compatible =3D "cisco,spi-petra", .data =3D &spidev_of_check }, { .compatible =3D "dh,dhcom-board", .data =3D &spidev_of_check }, { .compatible =3D "elgin,jg10309-01", .data =3D &spidev_of_check }, --=20 2.51.2