[Gta04-owner] [PATCH 07/13] twl4030_charger: distinguish between USB current and 'AC' current

Tony Lindgren tony at atomide.com
Fri Aug 7 05:11:16 CEST 2015


* NeilBrown <neil at brown.name> [150729 17:28]:
> --- a/drivers/power/twl4030_charger.c
> +++ b/drivers/power/twl4030_charger.c
>  static int twl4030_charger_update_current(struct twl4030_bci *bci)
>  {
>  	int status;
> +	int cur;
>  	unsigned reg, cur_reg;
>  	u8 bcictl1, oldreg, fullreg;
>  	bool cgain = false;
>  	u8 boot_bci;
>  
> +	/*
> +	 * If AC (Accessory Charger) voltage exceeds 4.5V (MADC 11)
> +	 * and AC is enabled, set current for 'ac'
> +	 */
> +	if (twl4030_get_madc_conversion(11) > 4500) {
> +		cur = bci->ac_cur;
> +		bci->ac_is_active = true;
> +	} else {
> +		cur = bci->usb_cur;
> +		bci->ac_is_active = false;
> +	}
> +
>  	/* First, check thresholds and see if cgain is needed */
>  	if (bci->ichg_eoc >= 200000)
>  		cgain = true;

Neil, you need a stub or something for twl4030_get_madc_conversion
if madc is not selected. Now at least omap2plus_defconfig and
ARM allmodconfig fails in Linux next.

Regards,

Tony


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