diff options
| author |   Aurelien Jarno <aurelien@aurel32.net> | 2026-06-23 22:43:46 +0200 |
|---|---|---|
| committer |   Yixun Lan <dlan@kernel.org> | 2026-07-22 22:37:17 +0000 |
| commit | 48dd3d020528e05795dfa46308ba5b59a1835bba (patch) | |
| tree | 35633c9bf7b51728a938868ad60654a6072fcb82 | |
| parent | riscv: dts: spacemit: set console baud rate on K3 Pico-ITX board (diff) | |
riscv: dts: spacemit: enable the i2c2 adapter on K3 Pico-ITX board
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>
| -rw-r--r-- | arch/riscv/boot/dts/spacemit/k3-pico-itx.dts | 6 | ||||
| -rw-r--r-- | arch/riscv/boot/dts/spacemit/k3-pinctrl.dtsi | 11 |
2 files changed, 17 insertions, 0 deletions
diff --git a/arch/riscv/boot/dts/spacemit/k3-pico-itx.dts b/arch/riscv/boot/dts/spacemit/k3-pico-itx.dts index 509cebc0c956..5fe9041ec570 100644 --- a/arch/riscv/boot/dts/spacemit/k3-pico-itx.dts +++ b/arch/riscv/boot/dts/spacemit/k3-pico-itx.dts @@ -43,6 +43,12 @@ }; }; +&i2c2 { + pinctrl-names = "default"; + pinctrl-0 = <&i2c2_1_cfg>; + status = "okay"; +}; + &i2c8 { pinctrl-names = "default"; pinctrl-0 = <&i2c8_cfg>; diff --git a/arch/riscv/boot/dts/spacemit/k3-pinctrl.dtsi b/arch/riscv/boot/dts/spacemit/k3-pinctrl.dtsi index 6b808f890a28..627fbda1ad76 100644 --- a/arch/riscv/boot/dts/spacemit/k3-pinctrl.dtsi +++ b/arch/riscv/boot/dts/spacemit/k3-pinctrl.dtsi @@ -79,6 +79,17 @@ }; /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 { pinmux = <K3_PADCONF(128, 0)>, /* i2c8 scl */ |