# Setup kernel menuconfig in yocto

**URL:** <https://mangoh.discourse.group/t/setup-kernel-menuconfig-in-yocto/9144>\
**Category:** mangOH Yellow\
**Created:** [May 11, 2021, 3:54am UTC](https://mangoh.discourse.group/t/setup-kernel-menuconfig-in-yocto/9144 "2021-05-11T03:54:27Z")\
**Posts on this page:** 1\
**Showing post:** 4

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**Author:** ![jyijyi](https://sea2.discourse-cdn.com/flex016/user_avatar/mangoh.discourse.group/jyijyi/32/997_2.png) [@jyijyi](https://mangoh.discourse.group/u/jyijyi)\
**Post date:** [May 18, 2021, 3:42am UTC](https://mangoh.discourse.group/t/setup-kernel-menuconfig-in-yocto/9144/4 "2021-05-18T03:42:12Z")

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you can see this as an example on how to change the SDIO voltage:

> [@Bringup of TI Talon \[wl18xx\] wifi IOT module on WP7607 Custom Board](https://mangoh.discourse.group/t/bringup-of-ti-talon-wl18xx-wifi-iot-module-on-wp7607-custom-board/5003/23):
>
> arch/arm/boot/dts/qcom/mdm9607-regulator.dtsi change the regulator l13 init-voltage from 2.85 to 1.8v regulator-name = “mdm9607\_l13”; regulator-min-microvolt = \<1800000\>; regulator-max-microvolt = \<2850000\>; qcom,init-voltage = \<2850000\>; qcom,init-voltage = \<1800000\>; status = "okay"; }; }; in /arch/arm/boot/dts/qcom/mdm9607-wp76xx.dtsi Change the voltage levels. &sdhc\_2 { vdd-supply = \<&sdcard\_ext\_vreg\>; …

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