[PATCH 2/2] arm64: dts: freescale: add initial device tree for TQMa91xxCA/MBa91xxCA

Peng Fan peng.fan at oss.nxp.com
Sun Aug 31 21:07:21 PDT 2025


On Thu, Aug 28, 2025 at 02:26:22PM -0400, Frank Li wrote:
>On Thu, Aug 28, 2025 at 11:47:43AM +0200, Alexander Stein wrote:
>> This adds support for TQMa91xxCA module attached to MBa91xxCA board.
>> TQMa91xx is a SOM using i.MX91 SOC. The SOM features PMIC, RAM, e-MMC and
>> some optional peripherals like SPI-NOR, RTC, EEPROM, gyroscope and
>> secure element.
>>
>> Signed-off-by: Alexander Stein <alexander.stein at ew.tq-group.com>
>> ---
>>  arch/arm64/boot/dts/freescale/Makefile        |   1 +
>>  .../freescale/imx91-tqma9131-mba91xxca.dts    | 737 ++++++++++++++++++
>>  .../boot/dts/freescale/imx91-tqma9131.dtsi    | 295 +++++++
>>  3 files changed, 1033 insertions(+)
>>  create mode 100644 arch/arm64/boot/dts/freescale/imx91-tqma9131-mba91xxca.dts
>>  create mode 100644 arch/arm64/boot/dts/freescale/imx91-tqma9131.dtsi
>>
>> diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/freescale/Makefile
>> index 947de7f125caf..3a937232d6f29 100644
>> --- a/arch/arm64/boot/dts/freescale/Makefile
>> +++ b/arch/arm64/boot/dts/freescale/Makefile
>> @@ -338,6 +338,7 @@ dtb-$(CONFIG_ARCH_MXC) += imx8qxp-tqma8xqps-mb-smarc-2.dtb
>>  dtb-$(CONFIG_ARCH_MXC) += imx8ulp-9x9-evk.dtb
>>  dtb-$(CONFIG_ARCH_MXC) += imx8ulp-evk.dtb
>>  dtb-$(CONFIG_ARCH_MXC) += imx91-11x11-evk.dtb
>> +dtb-$(CONFIG_ARCH_MXC) += imx91-tqma9131-mba91xxca.dtb
>>  dtb-$(CONFIG_ARCH_MXC) += imx93-9x9-qsb.dtb
>>
>...
>> +
>> +	pinctrl_jtag: jtaggrp {
>> +		fsl,pins = <MX91_PAD_DAP_TCLK_SWCLK__JTAG_MUX_TCK	0x051e>,
>> +			   <MX91_PAD_DAP_TDI__JTAG_MUX_TDI		0x1200>,
>> +			   <MX91_PAD_DAP_TDO_TRACESWO__JTAG_MUX_TDO	0x031e>,
>> +			   <MX91_PAD_DAP_TMS_SWDIO__JTAG_MUX_TMS	0x1200>;
>> +	};
>
>Any one use it?
>
>> +
>> +	pinctrl_lpi2c3: lpi2c3grp {
>> +		fsl,pins = /* SION | HYS | OD | FSEL_3 | DSE X4 */
>> +			   <MX91_PAD_GPIO_IO28__LPI2C3_SDA		0x4000199e>,
>> +			   <MX91_PAD_GPIO_IO29__LPI2C3_SCL		0x4000199e>;
>> +	};
>> +
>...
>> +
>> +	/* protectable identification memory (part of M24C64-D @57) */
>> +	eeprom at 5f {
>> +		compatible = "atmel,24c64d-wl";
>> +		reg = <0x5f>;
>> +		vcc-supply = <&buck4>;
>> +	};
>> +
>> +	imu at 6a {
>
>I am not if "imu" is common node name.

accelerometer is a generic name in device tree spec.

Regards
Peng

>
>Frank
>> +		compatible = "st,ism330dhcx";
>> +		reg = <0x6a>;
>> +		vdd-supply = <&buck4>;
>> +		vddio-supply = <&buck4>;
>> +	};
>> +};
>> +
>> +&usdhc1 {
>> +	pinctrl-names = "default", "state_100mhz", "state_200mhz";
>> +	pinctrl-0 = <&pinctrl_usdhc1>;
>> +	pinctrl-1 = <&pinctrl_usdhc1>;
>> +	pinctrl-2 = <&pinctrl_usdhc1>;
>> +	vmmc-supply = <&buck4>;
>> +	vqmmc-supply = <&buck5>;
>> +	bus-width = <8>;
>> +	non-removable;
>> +	no-sdio;
>> +	no-sd;
>> +	status = "okay";
>> +};
>> +
>...
>> +};
>> --
>> 2.43.0
>>



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