From: Alexandre Mergnat <amergnat@baylibre.com>
To: Qii Wang <qii.wang@mediatek.com>,
Rob Herring <robh+dt@kernel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
Matthias Brugger <matthias.bgg@gmail.com>
Cc: linux-i2c@vger.kernel.org, devicetree@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org,
Fabien Parent <fparent@baylibre.com>,
Rob Herring <robh@kernel.org>,
AngeloGioacchino Del Regno
<angelogioacchino.delregno@collabora.com>,
Alexandre Mergnat <amergnat@baylibre.com>
Subject: [PATCH v6 2/2] arm64: dts: mediatek: enable i2c0 for mt8365-evk board
Date: Tue, 28 Mar 2023 11:04:48 +0200 [thread overview]
Message-ID: <20221122-mt8365-i2c-support-v6-2-e1009c8afd53@baylibre.com> (raw)
In-Reply-To: <20221122-mt8365-i2c-support-v6-0-e1009c8afd53@baylibre.com>
Enable the I2C0 bus provides communication with:
- The integrated RT9466 Switching Battery Charger.
- The integrated MT6691 LP4X buck for VDDQ.
- The integrated MT6691 LP4X buck for VDD2.
- The pin header, to plug external I2C devices.
Signed-off-by: Alexandre Mergnat <amergnat@baylibre.com>
---
arch/arm64/boot/dts/mediatek/mt8365-evk.dts | 15 +++++++++++++++
1 file changed, 15 insertions(+)
diff --git a/arch/arm64/boot/dts/mediatek/mt8365-evk.dts b/arch/arm64/boot/dts/mediatek/mt8365-evk.dts
index 4683704ea235..adc79ba14b33 100644
--- a/arch/arm64/boot/dts/mediatek/mt8365-evk.dts
+++ b/arch/arm64/boot/dts/mediatek/mt8365-evk.dts
@@ -87,6 +87,13 @@ optee_reserved: optee@43200000 {
};
};
+&i2c0 {
+ clock-frequency = <100000>;
+ pinctrl-0 = <&i2c0_pins>;
+ pinctrl-names = "default";
+ status = "okay";
+};
+
&pio {
gpio_keys: gpio-keys-pins {
pins {
@@ -96,6 +103,14 @@ pins {
};
};
+ i2c0_pins: i2c0-pins {
+ pins {
+ bias-pull-up;
+ pinmux = <MT8365_PIN_57_SDA0__FUNC_SDA0_0>,
+ <MT8365_PIN_58_SCL0__FUNC_SCL0_0>;
+ };
+ };
+
uart0_pins: uart0-pins {
pins {
pinmux = <MT8365_PIN_35_URXD0__FUNC_URXD0>,
--
2.25.1
next prev parent reply other threads:[~2023-03-28 9:05 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-03-28 9:04 [PATCH v6 0/2] Add MediaTek MT8365 I2C support Alexandre Mergnat
2023-03-28 9:04 ` [PATCH v6 1/2] arm64: dts: mediatek: add i2c support for mt8365 SoC Alexandre Mergnat
2023-03-28 9:04 ` Alexandre Mergnat [this message]
2023-03-28 10:04 ` [PATCH v6 2/2] arm64: dts: mediatek: enable i2c0 for mt8365-evk board AngeloGioacchino Del Regno
2023-03-28 13:10 ` Alexandre Mergnat
2023-03-30 17:14 ` Matthias Brugger
2023-03-31 12:23 ` Alexandre Mergnat
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