Hi,
We try to bring up MIPI-DSI interface for LCD panel, the panel driver chip is st7701c, we have adapted the code driver by referring to the NXP official tutorial,but also happen the cmd timeout log,like this:
user@imx8mpevk:~$ [ 32.946153] imx_sec_dsim_drv 32e60000.mipi_dsi: wait pkthdr tx done time out
[ 33.222143] imx_sec_dsim_drv 32e60000.mipi_dsi: wait pkthdr tx done time out
[ 33.693853] imx_sec_dsim_drv 32e60000.mipi_dsi: wait payload tx done time out
[ 33.953863] imx_sec_dsim_drv 32e60000.mipi_dsi: wait payload tx done time out
[ 34.213845] imx_sec_dsim_drv 32e60000.mipi_dsi: wait payload tx done time out
[ 34.474231] imx_sec_dsim_drv 32e60000.mipi_dsi: wait payload tx done time out
[ 34.737842] imx_sec_dsim_drv 32e60000.mipi_dsi: wait payload tx done time out
[ 34.997849] imx_sec_dsim_drv 32e60000.mipi_dsi: wait payload tx done time out
[ 35.257562] imx_sec_dsim_drv 32e60000.mipi_dsi: wait payload tx done time out
[ 35.517560] imx_sec_dsim_drv 32e60000.mipi_dsi: wait pkthdr tx done time out
[ 35.778152] imx_sec_dsim_drv 32e60000.mipi_dsi: wait pkthdr tx done time out
[ 36.037555] imx_sec_dsim_drv 32e60000.mipi_dsi: wait pkthdr tx done time out
[ 36.297852] imx_sec_dsim_drv 32e60000.mipi_dsi: wait pkthdr tx done time out
[ 36.558141] imx_sec_dsim_drv 32e60000.mipi_dsi: wait pkthdr tx done time out
[ 36.817553] imx_sec_dsim_drv 32e60000.mipi_dsi: wait pkthdr tx done time out
[ 37.077549] imx_sec_dsim_drv 32e60000.mipi_dsi: wait pkthdr tx done time out
[ 37.337867] imx_sec_dsim_drv 32e60000.mipi_dsi: wait pkthdr tx done time out
[ 37.597543] imx_sec_dsim_drv 32e60000.mipi_dsi: wait pkthdr tx done time out
[ 37.857852] imx_sec_dsim_drv 32e60000.mipi_dsi: wait pkthdr tx done time out
[ 38.117850] imx_sec_dsim_drv 32e60000.mipi_dsi: wait payload tx done time out
[ 38.381866] imx_sec_dsim_drv 32e60000.mipi_dsi: wait payload tx done time out
[ 38.645573] imx_sec_dsim_drv 32e60000.mipi_dsi: wait payload tx done time out
[ 38.906116] imx_sec_dsim_drv 32e60000.mipi_dsi: wait payload tx done time out
[ 39.166155] imx_sec_dsim_drv 32e60000.mipi_dsi: wait payload tx done time out
[ 39.429539] imx_sec_dsim_drv 32e60000.mipi_dsi: wait payload tx done time out
[ 39.689547] imx_sec_dsim_drv 32e60000.mipi_dsi: wait payload tx done time out
[ 39.950126] imx_sec_dsim_drv 32e60000.mipi_dsi: wait payload tx done time out
[ 40.209539] imx_sec_dsim_drv 32e60000.mipi_dsi: wait payload tx done time out
[ 40.470135] imx_sec_dsim_drv 32e60000.mipi_dsi: wait payload tx done time out
[ 40.729538] imx_sec_dsim_drv 32e60000.mipi_dsi: wait payload tx done time out
[ 40.989870] imx_sec_dsim_drv 32e60000.mipi_dsi: wait payload tx done time out
[ 41.249541] imx_sec_dsim_drv 32e60000.mipi_dsi: wait payload tx done time out
[ 41.509864] imx_sec_dsim_drv 32e60000.mipi_dsi: wait pkthdr tx done time out
Detailed description is in the attached document
Please give me some guide to fixe this issue