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riscv: dts: spacemit: enable the i2c2 adapter on K3 Pico-ITX board

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Define I2C2 pinctrl properties, and enable it on the K3 Pico-ITX board.
It will be used by the 24c02 eeprom.

Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
Reviewed-by: Yixun Lan <dlan@kernel.org>
Link: https://patch.msgid.link/20260623204431.498700-3-aurelien@aurel32.net
Signed-off-by: Yixun Lan <dlan@kernel.org>
This commit is contained in:
Aurelien Jarno 2026-06-23 22:43:46 +02:00 committed by Yixun Lan
parent 788ed93b3b
commit 48dd3d0205
2 changed files with 17 additions and 0 deletions
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6
arch/riscv/boot/dts/spacemit/k3-pico-itx.dts
View File

@ -43,6 +43,12 @@ reg_aux_vcc5v: regulator-aux-vcc5v {
};
};
&i2c2 {
pinctrl-names = "default";
pinctrl-0 = <&i2c2_1_cfg>;
status = "okay";
};
&i2c8 {
pinctrl-names = "default";
pinctrl-0 = <&i2c8_cfg>;

11
arch/riscv/boot/dts/spacemit/k3-pinctrl.dtsi
View File

@ -78,6 +78,17 @@ gmac1-phy-0-pins {
};
};
/omit-if-no-ref/
i2c2_1_cfg: i2c2-1-cfg {
i2c2-1-pins {
pinmux = <K3_PADCONF(46, 5)>, /* i2c2 scl */
<K3_PADCONF(47, 5)>; /* i2c2 sda */
bias-pull-up = <0>;
drive-strength = <25>;
};
};
/omit-if-no-ref/
i2c8_cfg: i2c8-cfg {
i2c8-pins {