On 1/4/19 22:12, Ahmad Fatoum wrote:
> The erratum already has a Linux workaround. On barebox, it can currently
> happen if there's an appropriate assigned-clock-parents property or the
> reparenting happens (i.e. CONFIG_DRIVER_VIDEO_IMX_IPUV3 is selected on a
> board with the aforementioned CPU/Re
Due to incorrect placement of the clock gate cell in the ldb_di[x]_clk
tree, the glitchy parent mux of ldb_di[x]_clk can cause a glitch to
enter the ldb_di_ipu_div divider[1]. If the divider gets locked up, no
ldb_di[x]_clk is generated, and the LVDS display will hang when the
ipu_di_clk is sourced