From: Alexandre Mergnat <amergnat@baylibre.com>
To: Qii Wang <qii.wang@mediatek.com>,
Matthias Brugger <matthias.bgg@gmail.com>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
Rob Herring <robh+dt@kernel.org>
Cc: linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org, linux-i2c@vger.kernel.org,
Fabien Parent <fparent@baylibre.com>,
devicetree@vger.kernel.org,
AngeloGioacchino Del Regno
<angelogioacchino.delregno@collabora.com>,
Alexandre Mergnat <amergnat@baylibre.com>,
Rob Herring <robh@kernel.org>,
linux-mediatek@lists.infradead.org
Subject: [PATCH v3 2/2] arm64: dts: mediatek: enable i2c0 for mt8365-evk board
Date: Mon, 06 Mar 2023 14:47:44 +0100 [thread overview]
Message-ID: <20221122-mt8365-i2c-support-v3-2-ad9bb1076d7f@baylibre.com> (raw)
In-Reply-To: <20221122-mt8365-i2c-support-v3-0-ad9bb1076d7f@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 | 19 +++++++++++++++++++
1 file changed, 19 insertions(+)
diff --git a/arch/arm64/boot/dts/mediatek/mt8365-evk.dts b/arch/arm64/boot/dts/mediatek/mt8365-evk.dts
index 4683704ea235..b68aee8f229f 100644
--- a/arch/arm64/boot/dts/mediatek/mt8365-evk.dts
+++ b/arch/arm64/boot/dts/mediatek/mt8365-evk.dts
@@ -87,6 +87,15 @@ optee_reserved: optee@43200000 {
};
};
+&i2c0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&i2c0_pins>;
+ clock-frequency = <100000>;
+ status = "okay";
+ #address-cells = <1>;
+ #size-cells = <0>;
+};
+
&pio {
gpio_keys: gpio-keys-pins {
pins {
@@ -96,6 +105,16 @@ pins {
};
};
+ i2c0_pins: i2c0-pins {
+ pins {
+ pinmux = <MT8365_PIN_57_SDA0__FUNC_SDA0_0>,
+ <MT8365_PIN_58_SCL0__FUNC_SCL0_0>;
+ mediatek,pull-up-adv = <3>;
+ mediatek,drive-strength-adv = <00>;
+ bias-pull-up;
+ };
+ };
+
uart0_pins: uart0-pins {
pins {
pinmux = <MT8365_PIN_35_URXD0__FUNC_URXD0>,
--
b4 0.10.1
next prev parent reply other threads:[~2023-03-06 13:48 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-03-06 13:47 [PATCH v3 0/2] Add MediaTek MT8365 I2C support Alexandre Mergnat
2023-03-06 13:47 ` [PATCH v3 1/2] arm64: dts: mediatek: add i2c support for mt8365 SoC Alexandre Mergnat
2023-03-07 9:43 ` AngeloGioacchino Del Regno
2023-03-06 13:47 ` Alexandre Mergnat [this message]
2023-03-07 9:46 ` [PATCH v3 2/2] arm64: dts: mediatek: enable i2c0 for mt8365-evk board AngeloGioacchino Del Regno
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