LayerscapeのトピックRe: Cannot seem to set GPIO on LX2160A https://community.nxp.com/t5/Layerscape/Cannot-seem-to-set-GPIO-on-LX2160A/m-p/1575685#M11559 <P>Please configure RCW[EC1_PMUX], RCW[EC2_PMUX], RCW[USB_EXT_PMUX], RCW[GTX_CLK_PMUX], RCW[SDHC1_DS_PMUX] as "0b01" to configure pin configuration as GPIO_4.</P> Fri, 30 Dec 2022 01:35:44 GMT yipingwang 2022-12-30T01:35:44Z Cannot seem to set GPIO on LX2160A https://community.nxp.com/t5/Layerscape/Cannot-seem-to-set-GPIO-on-LX2160A/m-p/1574117#M11542 <P>Hi</P><P>I've been trying to write to the GPIO registers on the LX2160A through Trace32, right out of reset.</P><P>I can change the GPDIR registers, but whenever I try to change any GPDAT that, has been set as Output, nothing happens.</P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="GPIO4 configuration" style="width: 999px;"><img src="https://community.nxp.com/t5/image/serverpage/image-id/205361i6D1406BF45DF3EA4/image-size/large?v=v2&amp;px=999" role="button" title="t32marm_1wgfrryOZe.png" alt="GPIO4 configuration" /><span class="lia-inline-image-caption" onclick="event.preventDefault();">GPIO4 configuration</span></span></P><P>&nbsp;</P><P>Here's how the GPIO4 base registers looks like (the only thing I've touched is Pin16 in GPDIR)</P><P>How do I make it work?</P> Fri, 23 Dec 2022 08:38:29 GMT https://community.nxp.com/t5/Layerscape/Cannot-seem-to-set-GPIO-on-LX2160A/m-p/1574117#M11542 userland 2022-12-23T08:38:29Z Re: Cannot seem to set GPIO on LX2160A https://community.nxp.com/t5/Layerscape/Cannot-seem-to-set-GPIO-on-LX2160A/m-p/1575685#M11559 <P>Please configure RCW[EC1_PMUX], RCW[EC2_PMUX], RCW[USB_EXT_PMUX], RCW[GTX_CLK_PMUX], RCW[SDHC1_DS_PMUX] as "0b01" to configure pin configuration as GPIO_4.</P> Fri, 30 Dec 2022 01:35:44 GMT https://community.nxp.com/t5/Layerscape/Cannot-seem-to-set-GPIO-on-LX2160A/m-p/1575685#M11559 yipingwang 2022-12-30T01:35:44Z Re: Cannot seem to set GPIO on LX2160A https://community.nxp.com/t5/Layerscape/Cannot-seem-to-set-GPIO-on-LX2160A/m-p/1636717#M12293 <P><a href="https://community.nxp.com/t5/user/viewprofilepage/user-id/52411">@yipingwang</a>does NXP support a uboot update that enables GPIO?</P> Wed, 19 Apr 2023 23:18:27 GMT https://community.nxp.com/t5/Layerscape/Cannot-seem-to-set-GPIO-on-LX2160A/m-p/1636717#M12293 taylormt 2023-04-19T23:18:27Z