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| author | Sherry Sun <sherry.sun@nxp.com> | 2026-07-20 22:12:15 +0800 |
|---|---|---|
| committer | Frank Li <Frank.Li@nxp.com> | 2026-07-27 12:31:58 -0400 |
| commit | 35bdffecf91b8f31a526116d488022fa0f5e09ad (patch) | |
| tree | 42df8828208b16c84ab65738afa1055797089ff8 | |
| parent | fdcdcb8dd47e829f5bdb4e52ecce210e845ef4f7 (diff) | |
| download | linux-next-35bdffecf91b8f31a526116d488022fa0f5e09ad.tar.gz linux-next-35bdffecf91b8f31a526116d488022fa0f5e09ad.zip | |
arm64: dts: imx8ulp-evk: Enable LPUART7
The i.MX 8ULP EVK proto1B revision routes LPUART7 TX/RX to the FT4232
PortD connector (J25/J26 pins 2-3). Enable the port by default so the
additional serial console is available out of the box.
Signed-off-by: Sherry Sun <sherry.sun@nxp.com>
Signed-off-by: Peng Fan <peng.fan@nxp.com>
Signed-off-by: Frank Li <Frank.Li@nxp.com>
| -rw-r--r-- | arch/arm64/boot/dts/freescale/imx8ulp-evk.dts | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/freescale/imx8ulp-evk.dts b/arch/arm64/boot/dts/freescale/imx8ulp-evk.dts index 84c61656f3f2..9da54291c753 100644 --- a/arch/arm64/boot/dts/freescale/imx8ulp-evk.dts +++ b/arch/arm64/boot/dts/freescale/imx8ulp-evk.dts @@ -178,6 +178,13 @@ }; }; +&lpuart7 { + /* FT4232 PortD: need to connect J25/J26 2-3 */ + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_lpuart7>; + status = "okay"; +}; + &lpi2c7 { #address-cells = <1>; #size-cells = <0>; @@ -369,6 +376,13 @@ >; }; + pinctrl_lpuart7: lpuart7grp { + fsl,pins = < + MX8ULP_PAD_PTF22__LPUART7_TX 0x3 + MX8ULP_PAD_PTF23__LPUART7_RX 0x3 + >; + }; + pinctrl_lpi2c7: lpi2c7grp { fsl,pins = < MX8ULP_PAD_PTE12__LPI2C7_SCL 0x20 |