Re: [PATCH v3 07/11] power: supply: max77650: add support for battery charger

[Pavel Machek]

Hi!

> +#define MAX77650_CHARGER_ENABLED		BIT(0)
> +#define MAX77650_CHARGER_DISABLED		0x00
> +#define MAX77650_CHARGER_CHG_EN_MASK		BIT(0)
> +
> +#define MAX77650_CHARGER_CHG_DTLS_MASK		GENMASK(7, 4)
> +#define MAX77650_CHARGER_CHG_DTLS_BITS(_reg) \
> +		(((_reg) & MAX77650_CHARGER_CHG_DTLS_MASK) >> 4)
> +
> +#define MAX77650_CHARGER_CHG_OFF		0x00
> +#define MAX77650_CHARGER_CHG_PREQ		0x01
> +#define MAX77650_CHARGER_CHG_ON_CURR		0x02
> +#define MAX77650_CHARGER_CHG_ON_JCURR		0x03
> +#define MAX77650_CHARGER_CHG_ON_VOLT		0x04
> +#define MAX77650_CHARGER_CHG_ON_JVOLT		0x05
> +#define MAX77650_CHARGER_CHG_ON_TOPOFF		0x06
> +#define MAX77650_CHARGER_CHG_ON_JTOPOFF		0x07
> +#define MAX77650_CHARGER_CHG_DONE		0x08
> +#define MAX77650_CHARGER_CHG_JDONE		0x09
> +#define MAX77650_CHARGER_CHG_SUSP_PF		0x0a
> +#define MAX77650_CHARGER_CHG_SUSP_FCF		0x0b
> +#define MAX77650_CHARGER_CHG_SUSP_BTF		0x0c

These are really bad define names. We are in charger driver, so
MAX77650_CHARGER_ really should be shortened/ommited. OTOH
more space should be given to "CHG_SUSP_BTF" as it is impossible to decipher.

> +#define MAX77650_CHARGER_CHGIN_DTLS_MASK	GENMASK(3, 2)
> +#define MAX77650_CHARGER_CHGIN_DTLS_BITS(_reg) \
> +		(((_reg) & MAX77650_CHARGER_CHGIN_DTLS_MASK) >> 2)
> +
> +#define MAX77650_CHARGER_CHGIN_UVL		0x00
> +#define MAX77650_CHARGER_CHGIN_OVL		0x01
> +#define MAX77650_CHARGER_CHGIN_OKAY		0x11

UVL -> UNDERVOLTAGE, OVL -> OVERVOLTAGE?


-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html

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