From 2a498168218605f00866db8dd4fbbbbdaf9816f5 Mon Sep 17 00:00:00 2001 From: Arnd Bergmann Date: Wed, 19 Apr 2017 20:03:08 +0200 Subject: [PATCH] drm/panel: add backlight dependency for sitronix-st7789v Without the dependency, we run into a link error: drivers/gpu/drm/panel/panel-sitronix-st7789v.o: In function `st7789v_probe': panel-sitronix-st7789v.c:(.text.st7789v_probe+0xc0): undefined reference to `of_find_backlight_by_node' Fixes: 7142afb3a186 ("drm/panel: Add driver for sitronix ST7789V LCD controller") Signed-off-by: Arnd Bergmann Reviewed-by: Hoegeun Kwon Signed-off-by: Thierry Reding Link: http://patchwork.freedesktop.org/patch/msgid/20170419180326.303994-1-arnd@arndb.de --- drivers/gpu/drm/panel/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpu/drm/panel/Kconfig b/drivers/gpu/drm/panel/Kconfig index 6350a263539e..d84a031fae24 100644 --- a/drivers/gpu/drm/panel/Kconfig +++ b/drivers/gpu/drm/panel/Kconfig @@ -112,6 +112,7 @@ config DRM_PANEL_SHARP_LS043T1LE01 config DRM_PANEL_SITRONIX_ST7789V tristate "Sitronix ST7789V panel" depends on OF && SPI + depends on BACKLIGHT_CLASS_DEVICE help Say Y here if you want to enable support for the Sitronix ST7789V controller for 240x320 LCD panels -- 2.20.1