Hi, Thanks Stephen! Hans, have you had a look at this? kbuild test bot also reported this. Tomi On 17/11/14 10:09, Stephen Rothwell wrote: > Hi Tomi, > > After merging the omap_dss2 tree, today's linux-next build (powerpc > allyesconfig) failed like this: > > drivers/video/fbdev/simplefb.c: In function 'simplefb_clocks_init': > drivers/video/fbdev/simplefb.c:207:2: error: implicit declaration of function 'of_clk_get_parent_count' [-Werror=implicit-function-declaration] > par->clk_count = of_clk_get_parent_count(np); > ^ > > Caused by commit fc219bfd5b2e ("simplefb: add clock handling code"). > This build does not have CONFIG_COMMON_CLK set. > > I have added the following fix for today (there is probably a better > one): > > From: Stephen Rothwell > Date: Mon, 17 Nov 2014 19:05:42 +1100 > Subject: [PATCH] simplefb: make it depend on CONFIG_COMMON_CLK > > Signed-off-by: Stephen Rothwell > --- > drivers/video/fbdev/Kconfig | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/drivers/video/fbdev/Kconfig b/drivers/video/fbdev/Kconfig > index 025b439d4fe1..1f0298e166c3 100644 > --- a/drivers/video/fbdev/Kconfig > +++ b/drivers/video/fbdev/Kconfig > @@ -2457,6 +2457,7 @@ config FB_HYPERV > config FB_SIMPLE > bool "Simple framebuffer support" > depends on (FB = y) > + depends on COMMON_CLK > select FB_CFB_FILLRECT > select FB_CFB_COPYAREA > select FB_CFB_IMAGEBLIT >