On Thu, Feb 14, 2013 at 11:47:44PM +0100, Arnd Bergmann wrote:
> MACH_MX31ADS_WM1133_EV1 already depends on REGULATOR_WM8350,
> but that still allows REGULATOR_WM8350 to be a loadable
> module. Depending on REGULATOR_WM8350 to be built-in
> ensures we cannot create a broken configuration.
>
> Without this patch, building allmodconfig results in:
>
> arch/arm/mach-imx/built-in.o: In function `mx31_wm8350_init':
> arch/arm/mach-imx/mach-mx31ads.c:461: undefined reference to
> `wm8350_register_regulator'
> arch/arm/mach-imx/mach-mx31ads.c:471: undefined reference to
> `wm8350_dcdc_set_slot'
> arch/arm/mach-imx/mach-mx31ads.c:473: undefined reference to
> `wm8350_isink_set_flash'
> arch/arm/mach-imx/mach-mx31ads.c:480: undefined reference to
> `wm8350_dcdc25_set_mode'
> arch/arm/mach-imx/mach-mx31ads.c:485: undefined reference to
> `wm8350_register_led'
>
> Signed-off-by: Arnd Bergmann
> Cc: Shawn Guo
> Cc: Sascha Hauer
> Cc: Axel Lin
> Cc: Mark Brown
Hail to devicetree probing where such things don't happen.
Acked-by: Sascha Hauer
> ---
> arch/arm/mach-imx/Kconfig | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/arm/mach-imx/Kconfig b/arch/arm/mach-imx/Kconfig
> index 7b11d33..4c9c6f9 100644
> --- a/arch/arm/mach-imx/Kconfig
> +++ b/arch/arm/mach-imx/Kconfig
> @@ -480,7 +480,7 @@ config MACH_MX31ADS_WM1133_EV1
> bool "Support Wolfson Microelectronics 1133-EV1 module"
> depends on MACH_MX31ADS
> depends on MFD_WM8350_I2C
> - depends on REGULATOR_WM8350
> + depends on REGULATOR_WM8350 = y
> select MFD_WM8350_CONFIG_MODE_0
> select MFD_WM8352_CONFIG_MODE_0
> help
> --
> 1.8.1.2
>
>
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