[PATCH/RFC 2/2] ARM: multi_v7_defconfig: Make fbdev support modular

[arnd@arndb.de (Arnd Bergmann)]

On Friday 29 May 2015 15:25:26 Geert Uytterhoeven wrote:
> From: Geert Uytterhoeven <geert+renesas@glider.be>
> 
> Make fbdev support modular to reduce kernel size (-158 KiB):
> 
>        text    data     bss     dec     hex   filename
>     11581470 1387196  338264 13306930  cb0c32 vmlinux.before
>     11430531 1384340  330584 13145455  c8956f vmlinux.after
> 
> Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
> ---
> This one is more controversial:
>   - Does anyone need fbdev for boot-testing?
>   - This disables two drivers that cannot be modular (FB_WM8505 and
>     FB_SIMPLE), and the PLAT_VERSATILE_CLCD helper support.

My guess is that FB_WM8505 would be useful, as the chip is
primarily used in tablets that don't come with an easily
accessible UART.

OTOH, those machines are very rare, and we may decided that
we just include them for build testing as well as the odd
developers that do have a UART.

	Arnd

>  arch/arm/configs/multi_v7_defconfig | 9 +++------
>  1 file changed, 3 insertions(+), 6 deletions(-)
> 
> diff --git a/arch/arm/configs/multi_v7_defconfig b/arch/arm/configs/multi_v7_defconfig
> index 9b4e33d5b15e340f..af94ade61b1400d6 100644
> --- a/arch/arm/configs/multi_v7_defconfig
> +++ b/arch/arm/configs/multi_v7_defconfig
> @@ -436,18 +436,15 @@ CONFIG_DRM_EXYNOS_HDMI=y
>  CONFIG_DRM_RCAR_DU=m
>  CONFIG_DRM_TEGRA=m
>  CONFIG_DRM_PANEL_SIMPLE=m
> -CONFIG_FB=y
> -CONFIG_FB_ARMCLCD=y
> -CONFIG_FB_WM8505=y
> -CONFIG_FB_SH_MOBILE_LCDC=y
> -CONFIG_FB_SIMPLE=y
> +CONFIG_FB_ARMCLCD=m
> +CONFIG_FB_SH_MOBILE_LCDC=m
>  CONFIG_FB_SH_MOBILE_MERAM=y
>  CONFIG_BACKLIGHT_LCD_SUPPORT=y
>  CONFIG_BACKLIGHT_CLASS_DEVICE=y
>  CONFIG_LCD_PLATFORM=m
>  CONFIG_BACKLIGHT_PWM=y
>  CONFIG_BACKLIGHT_AS3711=y
> -CONFIG_FRAMEBUFFER_CONSOLE=y
> +CONFIG_FRAMEBUFFER_CONSOLE=m
>  CONFIG_FRAMEBUFFER_CONSOLE_ROTATION=y
>  CONFIG_SOUND=m
>  CONFIG_SND=m
>