[PATCH 24/62] ARM: omap1: select I2C where needed for PMIC

Tony Lindgren tony at atomide.com
Wed Mar 19 17:04:42 EDT 2014


* Arnd Bergmann <arnd at arndb.de> [140319 14:01]:
> On Wednesday 19 March 2014 13:46:19 Tony Lindgren wrote:
> > * Arnd Bergmann <arnd at arndb.de> [140319 12:33]:
> > > The OMAP H2, OSK and OSIRIS machines cannot build without
> > > I2C and TPS65010 both enabled unconditionally.
> > > 
> > > In each case, failing to enable CONFIG_I2C results in a
> > > build or link error, so most consistent solution is to
> > > ensure that it is impossible to disable those options.
> > > 
> > > It would be nice to leave CONFIG_I2C as user-selectable,
> > > but doing that properly would require more work.
> > 
> > We should not select drivers. How about let's just have
> > the tps65010 stuff behind an ifdef CONFIG_TPS65010 for
> > those boards?
> 
> Good idea. Like this?

Looks good to me :)

Acked-by: Tony Lindgren <tony at atomide.com>
 
> diff --git a/arch/arm/mach-omap1/board-h2.c b/arch/arm/mach-omap1/board-h2.c
> index fd90caf..65d2acb 100644
> --- a/arch/arm/mach-omap1/board-h2.c
> +++ b/arch/arm/mach-omap1/board-h2.c
> @@ -318,6 +318,9 @@ static void __init h2_init_smc91x(void)
>  
>  static int tps_setup(struct i2c_client *client, void *context)
>  {
> +	if (!IS_BUILTIN(CONFIG_TPS65010))
> +		return -ENOSYS;
> +	
>  	tps65010_config_vregs1(TPS_LDO2_ENABLE | TPS_VLDO2_3_0V |
>  				TPS_LDO1_ENABLE | TPS_VLDO1_3_0V);
>  
> diff --git a/arch/arm/mach-omap1/board-osk.c b/arch/arm/mach-omap1/board-osk.c
> index d68909b..3a02621 100644
> --- a/arch/arm/mach-omap1/board-osk.c
> +++ b/arch/arm/mach-omap1/board-osk.c
> @@ -191,6 +191,9 @@ static struct platform_device osk5912_tps_leds = {
>  
>  static int osk_tps_setup(struct i2c_client *client, void *context)
>  {
> +	if (!IS_BUILTIN(CONFIG_TPS65010))
> +		return -ENOSYS;
> +
>  	/* Set GPIO 1 HIGH to disable VBUS power supply;
>  	 * OHCI driver powers it up/down as needed.
>  	 */
> 
> --
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