topic GPIO interrupt configuration in i.MX Processors https://community.nxp.com/t5/i-MX-Processors/GPIO-interrupt-configuration/m-p/362488#M51122 <HTML><HEAD></HEAD><BODY><P>Hi all,</P><P></P><P>I am working on IMX6Q based custom board. I am using android kitkat and kernel 3.0.35 (No device tree support) </P><P></P><P>In my design we are using a PCA9535AHF GPIO expander. The interrupt pin of GPIO expander PCA9535AHF is connected to ENET_TXD1 (GPIO1_IO29) in IMX6. I want to configure ENET_TXD1 (GPIO1_IO29) pin as interrupt (active low level-sensitive) . Please let me know how do i configure ENET_TXD1 (GPIO1_IO29) pin as interrupt. </P><P></P><P>Another question in board file how do i configure the "irq_base" value in pca953x_platform_data.</P><P></P><P>Thanks,</P><P>P.Ashok</P></BODY></HTML> Fri, 12 Sep 2014 10:47:34 GMT ashokp 2014-09-12T10:47:34Z GPIO interrupt configuration https://community.nxp.com/t5/i-MX-Processors/GPIO-interrupt-configuration/m-p/362488#M51122 <HTML><HEAD></HEAD><BODY><P>Hi all,</P><P></P><P>I am working on IMX6Q based custom board. I am using android kitkat and kernel 3.0.35 (No device tree support) </P><P></P><P>In my design we are using a PCA9535AHF GPIO expander. The interrupt pin of GPIO expander PCA9535AHF is connected to ENET_TXD1 (GPIO1_IO29) in IMX6. I want to configure ENET_TXD1 (GPIO1_IO29) pin as interrupt (active low level-sensitive) . Please let me know how do i configure ENET_TXD1 (GPIO1_IO29) pin as interrupt. </P><P></P><P>Another question in board file how do i configure the "irq_base" value in pca953x_platform_data.</P><P></P><P>Thanks,</P><P>P.Ashok</P></BODY></HTML> Fri, 12 Sep 2014 10:47:34 GMT https://community.nxp.com/t5/i-MX-Processors/GPIO-interrupt-configuration/m-p/362488#M51122 ashokp 2014-09-12T10:47:34Z