diff options
| author | Haibo Chen <haibo.chen@nxp.com> | 2023-07-24 15:58:33 +0800 |
|---|---|---|
| committer | Shawn Guo <shawnguo@kernel.org> | 2023-07-30 21:19:17 +0800 |
| commit | e434472606be62110c40af94cac49342dd9b1522 (patch) | |
| tree | e5fafff3c04e945666a0ee6af46ac6e91f035a6c | |
| parent | 7adf8410cb0f7f1559baa270c89c2e94b44888ab (diff) | |
arm64: dts: imx8ulp-evk: enable lpi2c7 bus
Enable lpi2c7 bus, and enable i2c IO expander.
Reviewed-by: Clark Wang <xiaoning.wang@nxp.com>
Signed-off-by: Haibo Chen <haibo.chen@nxp.com>
Signed-off-by: Peng Fan <peng.fan@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
| -rw-r--r-- | arch/arm64/boot/dts/freescale/imx8ulp-evk.dts | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/freescale/imx8ulp-evk.dts b/arch/arm64/boot/dts/freescale/imx8ulp-evk.dts index 1314383caf76..69dd8e31027c 100644 --- a/arch/arm64/boot/dts/freescale/imx8ulp-evk.dts +++ b/arch/arm64/boot/dts/freescale/imx8ulp-evk.dts @@ -118,6 +118,23 @@ status = "okay"; }; +&lpi2c7 { + #address-cells = <1>; + #size-cells = <0>; + clock-frequency = <400000>; + pinctrl-names = "default", "sleep"; + pinctrl-0 = <&pinctrl_lpi2c7>; + pinctrl-1 = <&pinctrl_lpi2c7>; + status = "okay"; + + pcal6408: gpio@21 { + compatible = "nxp,pcal9554b"; + reg = <0x21>; + gpio-controller; + #gpio-cells = <2>; + }; +}; + &usdhc0 { pinctrl-names = "default", "state_100mhz", "state_200mhz", "sleep"; pinctrl-0 = <&pinctrl_usdhc0>; @@ -200,6 +217,13 @@ >; }; + pinctrl_lpi2c7: lpi2c7grp { + fsl,pins = < + MX8ULP_PAD_PTE12__LPI2C7_SCL 0x20 + MX8ULP_PAD_PTE13__LPI2C7_SDA 0x20 + >; + }; + pinctrl_usdhc0: usdhc0grp { fsl,pins = < MX8ULP_PAD_PTD1__SDHC0_CMD 0x3 |