[PATCH v4 2/2] arm64: dts: mediatek: enable i2c0 for mt8365-evk board
Alexandre Mergnat
amergnat at baylibre.com
Tue Mar 7 04:41:08 PST 2023
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 at baylibre.com>
---
arch/arm64/boot/dts/mediatek/mt8365-evk.dts | 17 +++++++++++++++++
1 file changed, 17 insertions(+)
diff --git a/arch/arm64/boot/dts/mediatek/mt8365-evk.dts b/arch/arm64/boot/dts/mediatek/mt8365-evk.dts
index 4683704ea235..bfaee9a4a38b 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 at 43200000 {
};
};
+&i2c0 {
+ clock-frequency = <100000>;
+ pinctrl-0 = <&i2c0_pins>;
+ pinctrl-names = "default";
+ status = "okay";
+};
+
&pio {
gpio_keys: gpio-keys-pins {
pins {
@@ -96,6 +103,16 @@ pins {
};
};
+ i2c0_pins: i2c0-pins {
+ pins {
+ bias-pull-up;
+ mediatek,drive-strength-adv = <0>;
+ mediatek,pull-up-adv = <3>;
+ 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>,
--
b4 0.10.1
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