From: Jonathan Cameron <jic23@kernel.org> To: Icenowy Zheng <icenowy@aosc.io> Cc: Chen-Yu Tsai <wens@csie.org>, Maxime Ripard <maxime.ripard@free-electrons.com>, Lee Jones <lee.jones@linaro.org>, Quentin Schulz <quentin.schulz@free-electrons.com>, linux-pm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-iio@vger.kernel.org, linux-sunxi@googlegroups.com Subject: Re: [RFC PATCH 4/7] power: supply: axp20x-battery: support AXP803 Date: Sun, 24 Sep 2017 15:34:36 +0100 [thread overview] Message-ID: <20170924153436.570b60ea@archlinux> (raw) In-Reply-To: <20170920151814.22461-5-icenowy@aosc.io> On Wed, 20 Sep 2017 23:18:11 +0800 Icenowy Zheng <icenowy@aosc.io> wrote: > The AXP803 PMIC has battery support like other AXP PMICs, but with > different definition of max target charging voltage and constant > charging current. > > Add support for AXP803 battery in axp20x-battery driver. > > Signed-off-by: Icenowy Zheng <icenowy@aosc.io> This looks fine to me, but I haven't dived into the precise values etc. Jonathan > --- > drivers/power/supply/axp20x_battery.c | 88 +++++++++++++++++++++++++++++++---- > 1 file changed, 78 insertions(+), 10 deletions(-) > > diff --git a/drivers/power/supply/axp20x_battery.c b/drivers/power/supply/axp20x_battery.c > index 7494f0f0eadb..c9a9fb320c92 100644 > --- a/drivers/power/supply/axp20x_battery.c > +++ b/drivers/power/supply/axp20x_battery.c > @@ -49,6 +49,8 @@ > #define AXP22X_CHRG_CTRL1_TGT_4_22V (1 << 5) > #define AXP22X_CHRG_CTRL1_TGT_4_24V (3 << 5) > > +#define AXP803_CHRG_CTRL1_TGT_4_35V (3 << 5) > + > #define AXP20X_CHRG_CTRL1_TGT_CURR GENMASK(3, 0) > > #define AXP20X_V_OFF_MASK GENMASK(2, 0) > @@ -123,20 +125,71 @@ static int axp22x_battery_get_max_voltage(struct axp20x_batt_ps *axp20x_batt, > return 0; > } > > +static int axp803_battery_get_max_voltage(struct axp20x_batt_ps *axp20x_batt, > + int *val) > +{ > + int ret, reg; > + > + ret = regmap_read(axp20x_batt->regmap, AXP20X_CHRG_CTRL1, ®); > + if (ret) > + return ret; > + > + switch (reg & AXP20X_CHRG_CTRL1_TGT_VOLT) { > + case AXP20X_CHRG_CTRL1_TGT_4_1V: > + *val = 4100000; > + break; > + case AXP20X_CHRG_CTRL1_TGT_4_15V: > + *val = 4150000; > + break; > + case AXP20X_CHRG_CTRL1_TGT_4_2V: > + *val = 4200000; > + break; > + case AXP803_CHRG_CTRL1_TGT_4_35V: > + *val = 4350000; > + break; > + default: > + return -EINVAL; > + } > + > + return 0; > +} > + > static void raw_to_constant_charge_current(struct axp20x_batt_ps *axp, int *val) > { > - if (axp->axp_id == AXP209_ID) > + switch (axp->axp_id) { > + case AXP209_ID: > *val = *val * 100000 + 300000; > - else > + break; > + case AXP221_ID: > *val = *val * 150000 + 300000; > + break; > + case AXP803_ID: > + *val = *val * 200000 + 200000; > + break; > + } > } > > static void constant_charge_current_to_raw(struct axp20x_batt_ps *axp, int *val) > { > - if (axp->axp_id == AXP209_ID) > + switch (axp->axp_id) { > + case AXP209_ID: > *val = (*val - 300000) / 100000; > - else > + break; > + case AXP221_ID: > *val = (*val - 300000) / 150000; > + break; > + case AXP803_ID: > + *val = (*val - 200000) / 200000; > + /* > + * The maximum charge current on AXP803 is 2.8A, and the > + * datasheet says "1110-1111 reserved" in this part. > + * So we return an invalid value -1 in this situation, > + * which will be dealed by the caller of this function, > + */ > + if (*val > 13) > + *val = -1; > + break; > + } > } > > static int axp20x_get_constant_charge_current(struct axp20x_batt_ps *axp, > @@ -269,9 +322,13 @@ static int axp20x_battery_get_prop(struct power_supply *psy, > if (ret) > return ret; > > - if (axp20x_batt->axp_id == AXP221_ID && > - !(reg & AXP22X_FG_VALID)) > - return -EINVAL; > + switch (axp20x_batt->axp_id) { > + case AXP221_ID: > + case AXP803_ID: > + if (!(reg & AXP22X_FG_VALID)) > + return -EINVAL; > + break; > + }; > > /* > * Fuel Gauge data takes 7 bits but the stored value seems to be > @@ -281,11 +338,19 @@ static int axp20x_battery_get_prop(struct power_supply *psy, > break; > > case POWER_SUPPLY_PROP_VOLTAGE_MAX_DESIGN: > - if (axp20x_batt->axp_id == AXP209_ID) > + switch (axp20x_batt->axp_id) { > + case AXP209_ID: > return axp20x_battery_get_max_voltage(axp20x_batt, > &val->intval); > - return axp22x_battery_get_max_voltage(axp20x_batt, > - &val->intval); > + case AXP221_ID: > + return axp22x_battery_get_max_voltage(axp20x_batt, > + &val->intval); > + case AXP803_ID: > + return axp803_battery_get_max_voltage(axp20x_batt, > + &val->intval); > + default: > + return -EINVAL; > + } > > case POWER_SUPPLY_PROP_VOLTAGE_MIN_DESIGN: > ret = regmap_read(axp20x_batt->regmap, AXP20X_V_OFF, ®); > @@ -467,6 +532,9 @@ static const struct of_device_id axp20x_battery_ps_id[] = { > }, { > .compatible = "x-powers,axp221-battery-power-supply", > .data = (void *)AXP221_ID, > + }, { > + .compatible = "x-powers,axp803-battery-power-supply", > + .data = (void *)AXP803_ID, > }, { /* sentinel */ }, > }; > MODULE_DEVICE_TABLE(of, axp20x_battery_ps_id);
WARNING: multiple messages have this Message-ID
From: Jonathan Cameron <jic23-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org> To: Icenowy Zheng <icenowy-h8G6r0blFSE@public.gmane.org> Cc: Chen-Yu Tsai <wens-jdAy2FN1RRM@public.gmane.org>, Maxime Ripard <maxime.ripard-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org>, Lee Jones <lee.jones-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>, Quentin Schulz <quentin.schulz-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org>, linux-pm-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, linux-iio-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-sunxi-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org Subject: Re: [RFC PATCH 4/7] power: supply: axp20x-battery: support AXP803 Date: Sun, 24 Sep 2017 15:34:36 +0100 [thread overview] Message-ID: <20170924153436.570b60ea@archlinux> (raw) In-Reply-To: <20170920151814.22461-5-icenowy-h8G6r0blFSE@public.gmane.org> On Wed, 20 Sep 2017 23:18:11 +0800 Icenowy Zheng <icenowy-h8G6r0blFSE@public.gmane.org> wrote: > The AXP803 PMIC has battery support like other AXP PMICs, but with > different definition of max target charging voltage and constant > charging current. > > Add support for AXP803 battery in axp20x-battery driver. > > Signed-off-by: Icenowy Zheng <icenowy-h8G6r0blFSE@public.gmane.org> This looks fine to me, but I haven't dived into the precise values etc. Jonathan > --- > drivers/power/supply/axp20x_battery.c | 88 +++++++++++++++++++++++++++++++---- > 1 file changed, 78 insertions(+), 10 deletions(-) > > diff --git a/drivers/power/supply/axp20x_battery.c b/drivers/power/supply/axp20x_battery.c > index 7494f0f0eadb..c9a9fb320c92 100644 > --- a/drivers/power/supply/axp20x_battery.c > +++ b/drivers/power/supply/axp20x_battery.c > @@ -49,6 +49,8 @@ > #define AXP22X_CHRG_CTRL1_TGT_4_22V (1 << 5) > #define AXP22X_CHRG_CTRL1_TGT_4_24V (3 << 5) > > +#define AXP803_CHRG_CTRL1_TGT_4_35V (3 << 5) > + > #define AXP20X_CHRG_CTRL1_TGT_CURR GENMASK(3, 0) > > #define AXP20X_V_OFF_MASK GENMASK(2, 0) > @@ -123,20 +125,71 @@ static int axp22x_battery_get_max_voltage(struct axp20x_batt_ps *axp20x_batt, > return 0; > } > > +static int axp803_battery_get_max_voltage(struct axp20x_batt_ps *axp20x_batt, > + int *val) > +{ > + int ret, reg; > + > + ret = regmap_read(axp20x_batt->regmap, AXP20X_CHRG_CTRL1, ®); > + if (ret) > + return ret; > + > + switch (reg & AXP20X_CHRG_CTRL1_TGT_VOLT) { > + case AXP20X_CHRG_CTRL1_TGT_4_1V: > + *val = 4100000; > + break; > + case AXP20X_CHRG_CTRL1_TGT_4_15V: > + *val = 4150000; > + break; > + case AXP20X_CHRG_CTRL1_TGT_4_2V: > + *val = 4200000; > + break; > + case AXP803_CHRG_CTRL1_TGT_4_35V: > + *val = 4350000; > + break; > + default: > + return -EINVAL; > + } > + > + return 0; > +} > + > static void raw_to_constant_charge_current(struct axp20x_batt_ps *axp, int *val) > { > - if (axp->axp_id == AXP209_ID) > + switch (axp->axp_id) { > + case AXP209_ID: > *val = *val * 100000 + 300000; > - else > + break; > + case AXP221_ID: > *val = *val * 150000 + 300000; > + break; > + case AXP803_ID: > + *val = *val * 200000 + 200000; > + break; > + } > } > > static void constant_charge_current_to_raw(struct axp20x_batt_ps *axp, int *val) > { > - if (axp->axp_id == AXP209_ID) > + switch (axp->axp_id) { > + case AXP209_ID: > *val = (*val - 300000) / 100000; > - else > + break; > + case AXP221_ID: > *val = (*val - 300000) / 150000; > + break; > + case AXP803_ID: > + *val = (*val - 200000) / 200000; > + /* > + * The maximum charge current on AXP803 is 2.8A, and the > + * datasheet says "1110-1111 reserved" in this part. > + * So we return an invalid value -1 in this situation, > + * which will be dealed by the caller of this function, > + */ > + if (*val > 13) > + *val = -1; > + break; > + } > } > > static int axp20x_get_constant_charge_current(struct axp20x_batt_ps *axp, > @@ -269,9 +322,13 @@ static int axp20x_battery_get_prop(struct power_supply *psy, > if (ret) > return ret; > > - if (axp20x_batt->axp_id == AXP221_ID && > - !(reg & AXP22X_FG_VALID)) > - return -EINVAL; > + switch (axp20x_batt->axp_id) { > + case AXP221_ID: > + case AXP803_ID: > + if (!(reg & AXP22X_FG_VALID)) > + return -EINVAL; > + break; > + }; > > /* > * Fuel Gauge data takes 7 bits but the stored value seems to be > @@ -281,11 +338,19 @@ static int axp20x_battery_get_prop(struct power_supply *psy, > break; > > case POWER_SUPPLY_PROP_VOLTAGE_MAX_DESIGN: > - if (axp20x_batt->axp_id == AXP209_ID) > + switch (axp20x_batt->axp_id) { > + case AXP209_ID: > return axp20x_battery_get_max_voltage(axp20x_batt, > &val->intval); > - return axp22x_battery_get_max_voltage(axp20x_batt, > - &val->intval); > + case AXP221_ID: > + return axp22x_battery_get_max_voltage(axp20x_batt, > + &val->intval); > + case AXP803_ID: > + return axp803_battery_get_max_voltage(axp20x_batt, > + &val->intval); > + default: > + return -EINVAL; > + } > > case POWER_SUPPLY_PROP_VOLTAGE_MIN_DESIGN: > ret = regmap_read(axp20x_batt->regmap, AXP20X_V_OFF, ®); > @@ -467,6 +532,9 @@ static const struct of_device_id axp20x_battery_ps_id[] = { > }, { > .compatible = "x-powers,axp221-battery-power-supply", > .data = (void *)AXP221_ID, > + }, { > + .compatible = "x-powers,axp803-battery-power-supply", > + .data = (void *)AXP803_ID, > }, { /* sentinel */ }, > }; > MODULE_DEVICE_TABLE(of, axp20x_battery_ps_id);
WARNING: multiple messages have this Message-ID
From: jic23@kernel.org (Jonathan Cameron) To: linux-arm-kernel@lists.infradead.org Subject: [RFC PATCH 4/7] power: supply: axp20x-battery: support AXP803 Date: Sun, 24 Sep 2017 15:34:36 +0100 [thread overview] Message-ID: <20170924153436.570b60ea@archlinux> (raw) In-Reply-To: <20170920151814.22461-5-icenowy@aosc.io> On Wed, 20 Sep 2017 23:18:11 +0800 Icenowy Zheng <icenowy@aosc.io> wrote: > The AXP803 PMIC has battery support like other AXP PMICs, but with > different definition of max target charging voltage and constant > charging current. > > Add support for AXP803 battery in axp20x-battery driver. > > Signed-off-by: Icenowy Zheng <icenowy@aosc.io> This looks fine to me, but I haven't dived into the precise values etc. Jonathan > --- > drivers/power/supply/axp20x_battery.c | 88 +++++++++++++++++++++++++++++++---- > 1 file changed, 78 insertions(+), 10 deletions(-) > > diff --git a/drivers/power/supply/axp20x_battery.c b/drivers/power/supply/axp20x_battery.c > index 7494f0f0eadb..c9a9fb320c92 100644 > --- a/drivers/power/supply/axp20x_battery.c > +++ b/drivers/power/supply/axp20x_battery.c > @@ -49,6 +49,8 @@ > #define AXP22X_CHRG_CTRL1_TGT_4_22V (1 << 5) > #define AXP22X_CHRG_CTRL1_TGT_4_24V (3 << 5) > > +#define AXP803_CHRG_CTRL1_TGT_4_35V (3 << 5) > + > #define AXP20X_CHRG_CTRL1_TGT_CURR GENMASK(3, 0) > > #define AXP20X_V_OFF_MASK GENMASK(2, 0) > @@ -123,20 +125,71 @@ static int axp22x_battery_get_max_voltage(struct axp20x_batt_ps *axp20x_batt, > return 0; > } > > +static int axp803_battery_get_max_voltage(struct axp20x_batt_ps *axp20x_batt, > + int *val) > +{ > + int ret, reg; > + > + ret = regmap_read(axp20x_batt->regmap, AXP20X_CHRG_CTRL1, ®); > + if (ret) > + return ret; > + > + switch (reg & AXP20X_CHRG_CTRL1_TGT_VOLT) { > + case AXP20X_CHRG_CTRL1_TGT_4_1V: > + *val = 4100000; > + break; > + case AXP20X_CHRG_CTRL1_TGT_4_15V: > + *val = 4150000; > + break; > + case AXP20X_CHRG_CTRL1_TGT_4_2V: > + *val = 4200000; > + break; > + case AXP803_CHRG_CTRL1_TGT_4_35V: > + *val = 4350000; > + break; > + default: > + return -EINVAL; > + } > + > + return 0; > +} > + > static void raw_to_constant_charge_current(struct axp20x_batt_ps *axp, int *val) > { > - if (axp->axp_id == AXP209_ID) > + switch (axp->axp_id) { > + case AXP209_ID: > *val = *val * 100000 + 300000; > - else > + break; > + case AXP221_ID: > *val = *val * 150000 + 300000; > + break; > + case AXP803_ID: > + *val = *val * 200000 + 200000; > + break; > + } > } > > static void constant_charge_current_to_raw(struct axp20x_batt_ps *axp, int *val) > { > - if (axp->axp_id == AXP209_ID) > + switch (axp->axp_id) { > + case AXP209_ID: > *val = (*val - 300000) / 100000; > - else > + break; > + case AXP221_ID: > *val = (*val - 300000) / 150000; > + break; > + case AXP803_ID: > + *val = (*val - 200000) / 200000; > + /* > + * The maximum charge current on AXP803 is 2.8A, and the > + * datasheet says "1110-1111 reserved" in this part. > + * So we return an invalid value -1 in this situation, > + * which will be dealed by the caller of this function, > + */ > + if (*val > 13) > + *val = -1; > + break; > + } > } > > static int axp20x_get_constant_charge_current(struct axp20x_batt_ps *axp, > @@ -269,9 +322,13 @@ static int axp20x_battery_get_prop(struct power_supply *psy, > if (ret) > return ret; > > - if (axp20x_batt->axp_id == AXP221_ID && > - !(reg & AXP22X_FG_VALID)) > - return -EINVAL; > + switch (axp20x_batt->axp_id) { > + case AXP221_ID: > + case AXP803_ID: > + if (!(reg & AXP22X_FG_VALID)) > + return -EINVAL; > + break; > + }; > > /* > * Fuel Gauge data takes 7 bits but the stored value seems to be > @@ -281,11 +338,19 @@ static int axp20x_battery_get_prop(struct power_supply *psy, > break; > > case POWER_SUPPLY_PROP_VOLTAGE_MAX_DESIGN: > - if (axp20x_batt->axp_id == AXP209_ID) > + switch (axp20x_batt->axp_id) { > + case AXP209_ID: > return axp20x_battery_get_max_voltage(axp20x_batt, > &val->intval); > - return axp22x_battery_get_max_voltage(axp20x_batt, > - &val->intval); > + case AXP221_ID: > + return axp22x_battery_get_max_voltage(axp20x_batt, > + &val->intval); > + case AXP803_ID: > + return axp803_battery_get_max_voltage(axp20x_batt, > + &val->intval); > + default: > + return -EINVAL; > + } > > case POWER_SUPPLY_PROP_VOLTAGE_MIN_DESIGN: > ret = regmap_read(axp20x_batt->regmap, AXP20X_V_OFF, ®); > @@ -467,6 +532,9 @@ static const struct of_device_id axp20x_battery_ps_id[] = { > }, { > .compatible = "x-powers,axp221-battery-power-supply", > .data = (void *)AXP221_ID, > + }, { > + .compatible = "x-powers,axp803-battery-power-supply", > + .data = (void *)AXP803_ID, > }, { /* sentinel */ }, > }; > MODULE_DEVICE_TABLE(of, axp20x_battery_ps_id);
next prev parent reply other threads:[~2017-09-24 14:34 UTC|newest] Thread overview: 64+ messages / expand[flat|nested] mbox.gz Atom feed top 2017-09-20 15:18 [RFC PATCH 0/7] AXP803 AC/Battery support Icenowy Zheng 2017-09-20 15:18 ` Icenowy Zheng 2017-09-20 15:18 ` Icenowy Zheng 2017-09-20 15:18 ` [RFC PATCH 1/7] dt-bindings: add compatibles for AXP803 Battery/USB power supplies Icenowy Zheng 2017-09-20 15:18 ` Icenowy Zheng 2017-09-20 15:18 ` Icenowy Zheng 2017-09-25 9:14 ` Quentin Schulz 2017-09-25 9:14 ` Quentin Schulz 2017-09-25 9:14 ` Quentin Schulz 2017-09-20 15:18 ` [RFC PATCH 2/7] iio: adc: axp20x-adc: allow to skip ADC rate setup now Icenowy Zheng 2017-09-20 15:18 ` Icenowy Zheng 2017-09-20 15:18 ` Icenowy Zheng 2017-09-25 7:20 ` Quentin Schulz 2017-09-25 7:20 ` Quentin Schulz 2017-09-20 15:18 ` [RFC PATCH 3/7] iio: adc: axp20x-adc: add support for AXP803 Icenowy Zheng 2017-09-20 15:18 ` Icenowy Zheng 2017-09-20 15:18 ` Icenowy Zheng 2017-09-24 14:32 ` Jonathan Cameron 2017-09-24 14:32 ` Jonathan Cameron 2017-09-24 14:32 ` Jonathan Cameron 2017-09-25 8:48 ` Quentin Schulz 2017-09-25 8:48 ` Quentin Schulz 2017-09-25 8:48 ` Quentin Schulz 2017-09-20 15:18 ` [RFC PATCH 4/7] power: supply: axp20x-battery: support AXP803 Icenowy Zheng 2017-09-20 15:18 ` Icenowy Zheng 2017-09-24 14:34 ` Jonathan Cameron [this message] 2017-09-24 14:34 ` Jonathan Cameron 2017-09-24 14:34 ` Jonathan Cameron 2017-09-25 8:58 ` Quentin Schulz 2017-09-25 8:58 ` Quentin Schulz 2017-09-25 8:58 ` Quentin Schulz 2017-09-20 15:18 ` [RFC PATCH 5/7] mfd: axp20x: add cells for AXP803 ADC/AC Power/Battery Icenowy Zheng 2017-09-20 15:18 ` Icenowy Zheng 2017-09-20 15:18 ` Icenowy Zheng 2017-09-20 15:18 ` [RFC PATCH 6/7] arm64: allwinner: a64: add power supply nodes in AXP803 DTSI Icenowy Zheng 2017-09-20 15:18 ` Icenowy Zheng 2017-09-20 15:18 ` Icenowy Zheng 2017-09-25 9:11 ` Quentin Schulz 2017-09-25 9:11 ` Quentin Schulz 2017-09-25 9:11 ` Quentin Schulz 2017-09-25 9:14 ` Icenowy Zheng 2017-09-25 9:14 ` Icenowy Zheng 2017-09-25 9:14 ` Icenowy Zheng 2017-09-25 9:19 ` [linux-sunxi] " Chen-Yu Tsai 2017-09-25 9:19 ` Chen-Yu Tsai 2017-09-25 9:19 ` Chen-Yu Tsai 2017-09-25 9:19 ` Chen-Yu Tsai 2017-09-25 9:24 ` Quentin Schulz 2017-09-25 9:24 ` Quentin Schulz 2017-09-25 9:24 ` Quentin Schulz 2017-09-20 15:18 ` [RFC PATCH 7/7] arm64: allwinner: a64: enable AC and Battery for Pine64 Icenowy Zheng 2017-09-20 15:18 ` Icenowy Zheng 2017-09-20 15:18 ` Icenowy Zheng 2017-09-21 14:46 ` [RFC PATCH 0/7] AXP803 AC/Battery support Jonathan Cameron 2017-09-21 14:46 ` Jonathan Cameron 2017-09-21 14:46 ` Jonathan Cameron 2017-09-21 15:20 ` Icenowy Zheng 2017-09-21 15:20 ` Icenowy Zheng 2017-09-21 15:20 ` Icenowy Zheng 2017-09-24 14:36 ` Jonathan Cameron 2017-09-24 14:36 ` Jonathan Cameron 2017-09-25 9:22 ` Quentin Schulz 2017-09-25 9:22 ` Quentin Schulz 2017-09-25 9:22 ` Quentin Schulz
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