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arm64: dts: renesas: rzg3e-smarc-som: Add I2C1 support

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Add and enable I2C1 controller support with pin configuration.
The I2C1 bus is routed to the carrier board and used for peripherals
such as the audio codec.

Signed-off-by: John Madieu <john.madieu.xa@bp.renesas.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://patch.msgid.link/20260525110603.4018170-7-john.madieu.xa@bp.renesas.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
This commit is contained in:
John Madieu 2026-05-25 11:06:01 +00:00 committed by Geert Uytterhoeven
parent 35cf35e239
commit 4e66920563
1 changed files with 12 additions and 0 deletions
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12
arch/arm64/boot/dts/renesas/rzg3e-smarc-som.dtsi
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@ -32,6 +32,7 @@ / {
aliases {
ethernet0 = &eth0;
ethernet1 = &eth1;
i2c1 = &i2c1;
i2c2 = &i2c2;
mmc0 = &sdhi0;
mmc2 = &sdhi2;
@ -112,6 +113,12 @@ &gpu {
mali-supply = <&reg_vdd0p8v_others>;
};
&i2c1 {
pinctrl-0 = <&i2c1_pins>;
pinctrl-names = "default";
status = "okay";
};
&i2c2 {
pinctrl-0 = <&i2c2_pins>;
pinctrl-names = "default";
@ -234,6 +241,11 @@ ctrl {
};
};
i2c1_pins: i2c1 {
pinmux = <RZG3E_PORT_PINMUX(3, 2, 1)>, /* SCL1 */
<RZG3E_PORT_PINMUX(3, 3, 1)>; /* SDA1 */
};
i2c2_pins: i2c {
pinmux = <RZG3E_PORT_PINMUX(3, 4, 1)>, /* SCL2 */
<RZG3E_PORT_PINMUX(3, 5, 1)>; /* SDA2 */