[PATCH v3 5/6] riscv: dts: spacemit: Add K3 I2C6 pinctrl state
Troy Mitchell <[email protected]> Wed, 05 Aug 2026 02:00:55 -0700
| Newsgroups | dev.linux.lists.spacemit,org.infradead.lists.linux-riscv,org.kernel.vger.linux-devicetree,org.kernel.vger.linux-doc,org.kernel.vger.linux-hwmon,org.kernel.vger.linux-kernel |
|---|---|
| Message-ID | <[email protected]> |
Add the K3 I2C6 pinctrl state used by boards that route I2C6 to pads 7 and 8. Use a 25 mA drive strength, which is supported for both K3 IO voltage domains, and leave board-specific IO voltage selection to board files. Signed-off-by: Troy Mitchell <[email protected]> --- arch/riscv/boot/dts/spacemit/k3-pinctrl.dtsi | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/arch/riscv/boot/dts/spacemit/k3-pinctrl.dtsi b/arch/riscv/boot/dts/spacemit/k3-pinctrl.dtsi index 3ee1471f3798..e50f3e4b5536 100644 --- a/arch/riscv/boot/dts/spacemit/k3-pinctrl.dtsi +++ b/arch/riscv/boot/dts/spacemit/k3-pinctrl.dtsi @@ -78,6 +78,17 @@ gmac1-phy-0-pins { }; }; + /omit-if-no-ref/ + i2c6_1_cfg: i2c6-1-cfg { + i2c6-1-pins { + pinmux = <K3_PADCONF(7, 6)>, /* i2c6 scl */ + <K3_PADCONF(8, 6)>; /* i2c6 sda */ + + bias-pull-up = <0>; + drive-strength = <25>; + }; + }; + /omit-if-no-ref/ i2c8_cfg: i2c8-cfg { i2c8-pins { -- 2.55.0