Il 06/03/23 14:47, Alexandre Mergnat ha scritto:
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@xxxxxxxxxxxx>
---
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>;
Address and size cells are useless if there's no subnode of i2c0...
besides that, please keep the properties ordered by name.
clock-frequency
pinctrl-0
pinctrl-names
status
+};
+
&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;
mediatek,d...
mediatek,p....
Also, "00" is the same as "0", being this not a string... so write it as 0.
Thanks,
Angelo
