On Tue, 11 Sep 2018, Nicolas Ferre wrote: > Following the inclusion of the patch ac3167257b9f ("headers: > separate linux/mod_devicetable.h from linux/platform_device.h"), there is a > build issue: > > drivers/mfd/at91-usart.c:51:34: error: array type has incomplete element type > 'struct of_device_id' > static const struct of_device_id at91_usart_mode_of_match[] = { > > Before this patch, the definition was reached by its inclusion of > linux/mfd/core.h. > > The build issue is solved by simply adding the mod_devicetable.h in this > driver. > > Signed-off-by: Nicolas Ferre <nicolas.ferre@xxxxxxxxxxxxx> > Cc: Radu Pirea <radu_nicolae.pirea@xxxxxx> > --- > drivers/mfd/at91-usart.c | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/drivers/mfd/at91-usart.c b/drivers/mfd/at91-usart.c > index a4b9929c156f..ad743b8ca6be 100644 > --- a/drivers/mfd/at91-usart.c > +++ b/drivers/mfd/at91-usart.c > @@ -11,6 +11,7 @@ > #include <dt-bindings/mfd/at91-usart.h> > > #include <linux/module.h> > +#include <linux/mod_devicetable.h> > #include <linux/mfd/core.h> > #include <linux/property.h> Since this driver is using Device Tree, it is more correct to simply add <linux/of.h>, unless of course we are also going to remove <linux/mod_devicetable.h> from <linux/of.h>. -- Lee Jones [李琼斯] Linaro Services Technical Lead Linaro.org │ Open source software for ARM SoCs Follow Linaro: Facebook | Twitter | Blog