# Cannot find "boot/config.txt"

**URL:** <https://forum.legato.io/t/cannot-find-boot-config-txt/6105>\
**Category:** Uncategorized\
**Created:** [February 10, 2022, 9:18am UTC](https://forum.legato.io/t/cannot-find-boot-config-txt/6105 "2022-02-10T09:18:58Z")\
**Posts on this page:** 6\
**Page:** 1

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**Author:** ![tanaporn\_y](https://avatars.discourse-cdn.com/v4/letter/t/c0e974/32.png) [@tanaporn\_y](https://forum.legato.io/u/tanaporn_y)\
**Post date:** [February 10, 2022, 9:18am UTC](https://forum.legato.io/t/cannot-find-boot-config-txt/6105/1 "2022-02-10T09:18:58Z")

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where is the boot/config.txt file in wp76xx??

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**Author:** ![jyijyi](https://sea1.discourse-cdn.com/flex019/user_avatar/forum.legato.io/jyijyi/32/822_2.png) [@jyijyi](https://forum.legato.io/u/jyijyi)\
**Post date:** [February 10, 2022, 9:26am UTC](https://forum.legato.io/t/cannot-find-boot-config-txt/6105/2 "2022-02-10T09:26:20Z")

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there is no such file in wp76xx.

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<div class="post-metadata">

**Author:** ![tanaporn\_y](https://avatars.discourse-cdn.com/v4/letter/t/c0e974/32.png) [@tanaporn\_y](https://forum.legato.io/u/tanaporn_y)\
**Post date:** [February 10, 2022, 9:41am UTC](https://forum.legato.io/t/cannot-find-boot-config-txt/6105/3 "2022-02-10T09:41:38Z")

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then how can I setting default for dtparam and dtoverlays??  
Could you to help me

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<div class="post-metadata">

**Author:** ![jyijyi](https://sea1.discourse-cdn.com/flex019/user_avatar/forum.legato.io/jyijyi/32/822_2.png) [@jyijyi](https://forum.legato.io/u/jyijyi)\
**Post date:** [February 10, 2022, 10:04am UTC](https://forum.legato.io/t/cannot-find-boot-config-txt/6105/4 "2022-02-10T10:04:17Z")

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i don’t know what are dtparam and dtoverlays

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<div class="post-metadata">

**Author:** ![tanaporn\_y](https://avatars.discourse-cdn.com/v4/letter/t/c0e974/32.png) [@tanaporn\_y](https://forum.legato.io/u/tanaporn_y)\
**Post date:** [February 11, 2022, 12:04am UTC](https://forum.legato.io/t/cannot-find-boot-config-txt/6105/5 "2022-02-11T00:04:32Z")

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It’s device tree parameter and overlays.  
is it can set the default in wp76xx?

I want to set both of this

 ![Screenshot from 2022-02-11 09-26-13](https://us1.discourse-cdn.com/flex019/uploads/legato1/original/2X/0/005252ccefd63727a5c53b423933eb3a0c994968.png)  
 ![Screenshot from 2022-02-11 09-25-29](https://us1.discourse-cdn.com/flex019/uploads/legato1/original/2X/9/98241621232e3dfaf083f010405d35b2bbe849f7.png)

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<div class="post-metadata">

**Author:** ![jyijyi](https://sea1.discourse-cdn.com/flex019/user_avatar/forum.legato.io/jyijyi/32/822_2.png) [@jyijyi](https://forum.legato.io/u/jyijyi)\
**Post date:** [February 11, 2022, 1:50am UTC](https://forum.legato.io/t/cannot-find-boot-config-txt/6105/6 "2022-02-11T01:50:17Z")

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you can have a look here on setting the device node:

> **[Bringup of TI Talon \[wl18xx\] wifi IOT module on WP7607 Custom Board](https://forum.mangoh.io/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\>; ...