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From: Alexandre Mergnat <amergnat@baylibre.com>
To: Matthias Brugger <matthias.bgg@gmail.com>,
	Rob Herring <robh+dt@kernel.org>, Mark Brown <broonie@kernel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>
Cc: linux-arm-kernel@lists.infradead.org,
	Alexandre Mergnat <amergnat@baylibre.com>,
	linux-kernel@vger.kernel.org, devicetree@vger.kernel.org,
	Amjad Ouled-Ameur <aouledameur@baylibre.com>,
	linux-mediatek@lists.infradead.org, linux-spi@vger.kernel.org
Subject: [PATCH v2 1/2] arm64: dts: mediatek: add spidev support for mt8365-evk board
Date: Thu, 19 Jan 2023 18:28:19 +0100	[thread overview]
Message-ID: <20230118-mt8365-spi-support-v2-1-be3ac97a28c6@baylibre.com> (raw)
In-Reply-To: <20230118-mt8365-spi-support-v2-0-be3ac97a28c6@baylibre.com>

Add SPI pins and spidev support for mt8365-evk.

Signed-off-by: Amjad Ouled-Ameur <aouledameur@baylibre.com>
Signed-off-by: Alexandre Mergnat <amergnat@baylibre.com>
---
 arch/arm64/boot/dts/mediatek/mt8365-evk.dts | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/arch/arm64/boot/dts/mediatek/mt8365-evk.dts b/arch/arm64/boot/dts/mediatek/mt8365-evk.dts
index 275ea3a0e708..c1d603cb129a 100644
--- a/arch/arm64/boot/dts/mediatek/mt8365-evk.dts
+++ b/arch/arm64/boot/dts/mediatek/mt8365-evk.dts
@@ -142,6 +142,17 @@ pins {
 				 <MT8365_PIN_116_I2S_BCK__FUNC_PWM_C>;
 		};
 	};
+
+	spi_pins: spi-pins {
+		pins {
+			pinmux = <MT8365_PIN_26_SPI_CS__FUNC_SPI_CSB>,
+				 <MT8365_PIN_27_SPI_CK__FUNC_SPI_CLK>,
+				 <MT8365_PIN_28_SPI_MI__FUNC_SPI_MI>,
+				 <MT8365_PIN_29_SPI_MO__FUNC_SPI_MO>;
+			bias-disable;
+		};
+	};
+
 };
 
 &pwm {
@@ -150,6 +161,19 @@ &pwm {
 	status = "okay";
 };
 
+&spi {
+	pinctrl-0 = <&spi_pins>;
+	pinctrl-names = "default";
+	mediatek,pad-select = <0>;
+	status = "okay";
+
+	spidev@0 {
+		compatible = "mediatek,genio";
+		spi-max-frequency = <5000000>;
+		reg = <0>;
+	};
+};
+
 &uart0 {
 	pinctrl-0 = <&uart0_pins>;
 	pinctrl-names = "default";

-- 
b4 0.10.1

  reply	other threads:[~2023-01-19 17:28 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-01-19 17:28 [PATCH v2 0/2] Add MediaTek MT8365 SPI support Alexandre Mergnat
2023-01-19 17:28 ` Alexandre Mergnat [this message]
2023-01-19 17:28 ` [PATCH v2 2/2] spi: spidev: add new mediatek support Alexandre Mergnat
2023-01-19 17:36   ` Mark Brown
2023-01-19 19:30     ` Alexandre Mergnat
2023-01-20  8:23       ` Krzysztof Kozlowski
2023-01-20  8:26   ` Krzysztof Kozlowski

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