On Tue, Jul 25, 2017 at 10:25 AM, Jon Hunter <jonathanh@xxxxxxxxxx> wrote: > > On 21/07/17 17:13, Arnd Bergmann wrote: >> Without CONFIG_OF, we can run into a build error: >> >> drivers/gpu/drm/tegra/dpaux.c:378:20: error: 'pinconf_generic_dt_node_to_map_group' undeclared here (not in a function); did you mean 'pinconf_generic_params'? >> .dt_node_to_map = pinconf_generic_dt_node_to_map_group, >> ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ >> pinconf_generic_params >> drivers/gpu/drm/tegra/dpaux.c:379:17: error: 'pinconf_generic_dt_free_map' undeclared here (not in a function); did you mean 'pinconf_generic_params'? >> >> This adds an explicit dependency. >> >> Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx> >> --- >> drivers/gpu/drm/tegra/Kconfig | 1 + >> 1 file changed, 1 insertion(+) >> >> diff --git a/drivers/gpu/drm/tegra/Kconfig b/drivers/gpu/drm/tegra/Kconfig >> index 2db29d67193d..dc58ab140151 100644 >> --- a/drivers/gpu/drm/tegra/Kconfig >> +++ b/drivers/gpu/drm/tegra/Kconfig >> @@ -3,6 +3,7 @@ config DRM_TEGRA >> depends on ARCH_TEGRA || (ARM && COMPILE_TEST) >> depends on COMMON_CLK >> depends on DRM >> + depends on OF >> select DRM_KMS_HELPER >> select DRM_MIPI_DSI >> select DRM_PANEL > > Thanks Arnd. I am curious if it can still fail if PINCTRL is not > selected in whatever config you are using? I have not run into other those problems in many randconfig builds. Looking at the driver now, I see it has an "#ifdef CONFIG_GENERIC_PINCONF" to handle that case. Arnd -- To unsubscribe from this list: send the line "unsubscribe linux-tegra" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html