On Sat, 27 Sep 2014, Jonathan Cameron wrote:
> On 25/09/14 12:20, Jacob Pan wrote:
> > X-Powers AXP288 is a customized PMIC for Intel Baytrail-CR platforms. Similar
> > to AXP202/209, AXP288 comes with USB charger, more LDO and BUCK channels, and
> > AD converters. It also provides extended status and interrupt reporting
> > capabilities than the devices currently supported in axp20x.c.
> >
> > In addition to feature extension, this patch also adds ACPI binding for
> > enumeration.
> >
> > This consolidated driver should support more X-Powers' PMICs in both device
> > tree and ACPI enumerated platforms.
> >
> > Signed-off-by: Jacob Pan <jacob.jun.pan@xxxxxxxxxxxxxxx>
> > Reviewed-by: Maxime Ripard <maxime.ripard@xxxxxxxxxxxxxxxxxx>
> Reviewed-by: Jonathan Cameron <jic23@xxxxxxxxxx>
>
> (I'm assuming Lee will take the whole series when he is happy with it).
I only see patch 1?
> > ---
> > drivers/mfd/Kconfig | 3 +-
> > drivers/mfd/axp20x.c | 361 ++++++++++++++++++++++++++++++++++++++-------
> > include/linux/mfd/axp20x.h | 59 ++++++++
> > 3 files changed, 367 insertions(+), 56 deletions(-)
> >
> > diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig
> > index de5abf2..c183edb 100644
> > --- a/drivers/mfd/Kconfig
> > +++ b/drivers/mfd/Kconfig
> > @@ -74,7 +74,8 @@ config MFD_AXP20X
> > select REGMAP_IRQ
> > depends on I2C=y
> > help
> > - If you say Y here you get support for the X-Powers AXP202 and AXP209.
> > + If you say Y here you get support for the X-Powers AXP202, AXP209 and
> > + AXP288 power management IC (PMIC).
> > This driver include only the core APIs. You have to select individual
> > components like regulators or the PEK (Power Enable Key) under the
> > corresponding menus.
> > diff --git a/drivers/mfd/axp20x.c b/drivers/mfd/axp20x.c
> > index dee6539..69fd231 100644
> > --- a/drivers/mfd/axp20x.c
> > +++ b/drivers/mfd/axp20x.c
> > @@ -1,9 +1,9 @@
> > /*
> > - * axp20x.c - MFD core driver for the X-Powers AXP202 and AXP209
> > + * axp20x.c - MFD core driver for the X-Powers' Power Management ICs
> > *
> > - * AXP20x comprises an adaptive USB-Compatible PWM charger, 2 BUCK DC-DC
> > - * converters, 5 LDOs, multiple 12-bit ADCs of voltage, current and temperature
> > - * as well as 4 configurable GPIOs.
> > + * AXP20x typically comprises an adaptive USB-Compatible PWM charger, BUCK DC-DC
> > + * converters, LDOs, multiple 12-bit ADCs of voltage, current and temperature
> > + * as well as configurable GPIOs.
> > *
> > * Author: Carlo Caione <carlo@xxxxxxxxxx>
> > *
> > @@ -25,9 +25,16 @@
> > #include <linux/mfd/core.h>
> > #include <linux/of_device.h>
> > #include <linux/of_irq.h>
> > +#include <linux/acpi.h>
> >
> > #define AXP20X_OFF 0x80
> >
> > +static const char const *axp20x_model_names[] = {
> > + "AXP202",
> > + "AXP209",
> > + "AXP288",
> > +};
> > +
> > static const struct regmap_range axp20x_writeable_ranges[] = {
> > regmap_reg_range(AXP20X_DATACACHE(0), AXP20X_IRQ5_STATE),
> > regmap_reg_range(AXP20X_DCDC_MODE, AXP20X_FG_RES),
> > @@ -47,6 +54,25 @@ static const struct regmap_access_table axp20x_volatile_table = {
> > .n_yes_ranges = ARRAY_SIZE(axp20x_volatile_ranges),
> > };
> >
> > +static const struct regmap_range axp288_writeable_ranges[] = {
> > + regmap_reg_range(AXP20X_DATACACHE(0), AXP20X_IRQ6_STATE),
> > + regmap_reg_range(AXP20X_DCDC_MODE, AXP288_FG_TUNE5),
> > +};
> > +
> > +static const struct regmap_range axp288_volatile_ranges[] = {
> > + regmap_reg_range(AXP20X_IRQ1_EN, AXP20X_IPSOUT_V_HIGH_L),
> > +};
> > +
> > +static const struct regmap_access_table axp288_writeable_table = {
> > + .yes_ranges = axp288_writeable_ranges,
> > + .n_yes_ranges = ARRAY_SIZE(axp288_writeable_ranges),
> > +};
> > +
> > +static const struct regmap_access_table axp288_volatile_table = {
> > + .yes_ranges = axp288_volatile_ranges,
> > + .n_yes_ranges = ARRAY_SIZE(axp288_volatile_ranges),
> > +};
> > +
> > static struct resource axp20x_pek_resources[] = {
> > {
> > .name = "PEK_DBR",
> > @@ -61,6 +87,39 @@ static struct resource axp20x_pek_resources[] = {
> > },
> > };
> >
> > +static struct resource axp288_battery_resources[] = {
> > + {
> > + .start = AXP288_IRQ_QWBTU,
> > + .end = AXP288_IRQ_QWBTU,
> > + .flags = IORESOURCE_IRQ,
> > + },
> > + {
> > + .start = AXP288_IRQ_WBTU,
> > + .end = AXP288_IRQ_WBTU,
> > + .flags = IORESOURCE_IRQ,
> > + },
> > + {
> > + .start = AXP288_IRQ_QWBTO,
> > + .end = AXP288_IRQ_QWBTO,
> > + .flags = IORESOURCE_IRQ,
> > + },
> > + {
> > + .start = AXP288_IRQ_WBTO,
> > + .end = AXP288_IRQ_WBTO,
> > + .flags = IORESOURCE_IRQ,
> > + },
> > + {
> > + .start = AXP288_IRQ_WL2,
> > + .end = AXP288_IRQ_WL2,
> > + .flags = IORESOURCE_IRQ,
> > + },
> > + {
> > + .start = AXP288_IRQ_WL1,
> > + .end = AXP288_IRQ_WL1,
> > + .flags = IORESOURCE_IRQ,
> > + },
> > +};
> > +
> > static const struct regmap_config axp20x_regmap_config = {
> > .reg_bits = 8,
> > .val_bits = 8,
> > @@ -70,47 +129,96 @@ static const struct regmap_config axp20x_regmap_config = {
> > .cache_type = REGCACHE_RBTREE,
> > };
> >
> > -#define AXP20X_IRQ(_irq, _off, _mask) \
> > - [AXP20X_IRQ_##_irq] = { .reg_offset = (_off), .mask = BIT(_mask) }
> > +static const struct regmap_config axp288_regmap_config = {
> > + .reg_bits = 8,
> > + .val_bits = 8,
> > + .wr_table = &axp288_writeable_table,
> > + .volatile_table = &axp288_volatile_table,
> > + .max_register = AXP288_FG_TUNE5,
> > + .cache_type = REGCACHE_RBTREE,
> > +};
> > +
> > +#define INIT_REGMAP_IRQ(_variant, _irq, _off, _mask) \
> > + [_variant##_IRQ_##_irq] = { .reg_offset = (_off), .mask = BIT(_mask) }
> >
> > static const struct regmap_irq axp20x_regmap_irqs[] = {
> > - AXP20X_IRQ(ACIN_OVER_V, 0, 7),
> > - AXP20X_IRQ(ACIN_PLUGIN, 0, 6),
> > - AXP20X_IRQ(ACIN_REMOVAL, 0, 5),
> > - AXP20X_IRQ(VBUS_OVER_V, 0, 4),
> > - AXP20X_IRQ(VBUS_PLUGIN, 0, 3),
> > - AXP20X_IRQ(VBUS_REMOVAL, 0, 2),
> > - AXP20X_IRQ(VBUS_V_LOW, 0, 1),
> > - AXP20X_IRQ(BATT_PLUGIN, 1, 7),
> > - AXP20X_IRQ(BATT_REMOVAL, 1, 6),
> > - AXP20X_IRQ(BATT_ENT_ACT_MODE, 1, 5),
> > - AXP20X_IRQ(BATT_EXIT_ACT_MODE, 1, 4),
> > - AXP20X_IRQ(CHARG, 1, 3),
> > - AXP20X_IRQ(CHARG_DONE, 1, 2),
> > - AXP20X_IRQ(BATT_TEMP_HIGH, 1, 1),
> > - AXP20X_IRQ(BATT_TEMP_LOW, 1, 0),
> > - AXP20X_IRQ(DIE_TEMP_HIGH, 2, 7),
> > - AXP20X_IRQ(CHARG_I_LOW, 2, 6),
> > - AXP20X_IRQ(DCDC1_V_LONG, 2, 5),
> > - AXP20X_IRQ(DCDC2_V_LONG, 2, 4),
> > - AXP20X_IRQ(DCDC3_V_LONG, 2, 3),
> > - AXP20X_IRQ(PEK_SHORT, 2, 1),
> > - AXP20X_IRQ(PEK_LONG, 2, 0),
> > - AXP20X_IRQ(N_OE_PWR_ON, 3, 7),
> > - AXP20X_IRQ(N_OE_PWR_OFF, 3, 6),
> > - AXP20X_IRQ(VBUS_VALID, 3, 5),
> > - AXP20X_IRQ(VBUS_NOT_VALID, 3, 4),
> > - AXP20X_IRQ(VBUS_SESS_VALID, 3, 3),
> > - AXP20X_IRQ(VBUS_SESS_END, 3, 2),
> > - AXP20X_IRQ(LOW_PWR_LVL1, 3, 1),
> > - AXP20X_IRQ(LOW_PWR_LVL2, 3, 0),
> > - AXP20X_IRQ(TIMER, 4, 7),
> > - AXP20X_IRQ(PEK_RIS_EDGE, 4, 6),
> > - AXP20X_IRQ(PEK_FAL_EDGE, 4, 5),
> > - AXP20X_IRQ(GPIO3_INPUT, 4, 3),
> > - AXP20X_IRQ(GPIO2_INPUT, 4, 2),
> > - AXP20X_IRQ(GPIO1_INPUT, 4, 1),
> > - AXP20X_IRQ(GPIO0_INPUT, 4, 0),
> > + INIT_REGMAP_IRQ(AXP20X, ACIN_OVER_V, 0, 7),
> > + INIT_REGMAP_IRQ(AXP20X, ACIN_PLUGIN, 0, 6),
> > + INIT_REGMAP_IRQ(AXP20X, ACIN_REMOVAL, 0, 5),
> > + INIT_REGMAP_IRQ(AXP20X, VBUS_OVER_V, 0, 4),
> > + INIT_REGMAP_IRQ(AXP20X, VBUS_PLUGIN, 0, 3),
> > + INIT_REGMAP_IRQ(AXP20X, VBUS_REMOVAL, 0, 2),
> > + INIT_REGMAP_IRQ(AXP20X, VBUS_V_LOW, 0, 1),
> > + INIT_REGMAP_IRQ(AXP20X, BATT_PLUGIN, 1, 7),
> > + INIT_REGMAP_IRQ(AXP20X, BATT_REMOVAL, 1, 6),
> > + INIT_REGMAP_IRQ(AXP20X, BATT_ENT_ACT_MODE, 1, 5),
> > + INIT_REGMAP_IRQ(AXP20X, BATT_EXIT_ACT_MODE, 1, 4),
> > + INIT_REGMAP_IRQ(AXP20X, CHARG, 1, 3),
> > + INIT_REGMAP_IRQ(AXP20X, CHARG_DONE, 1, 2),
> > + INIT_REGMAP_IRQ(AXP20X, BATT_TEMP_HIGH, 1, 1),
> > + INIT_REGMAP_IRQ(AXP20X, BATT_TEMP_LOW, 1, 0),
> > + INIT_REGMAP_IRQ(AXP20X, DIE_TEMP_HIGH, 2, 7),
> > + INIT_REGMAP_IRQ(AXP20X, CHARG_I_LOW, 2, 6),
> > + INIT_REGMAP_IRQ(AXP20X, DCDC1_V_LONG, 2, 5),
> > + INIT_REGMAP_IRQ(AXP20X, DCDC2_V_LONG, 2, 4),
> > + INIT_REGMAP_IRQ(AXP20X, DCDC3_V_LONG, 2, 3),
> > + INIT_REGMAP_IRQ(AXP20X, PEK_SHORT, 2, 1),
> > + INIT_REGMAP_IRQ(AXP20X, PEK_LONG, 2, 0),
> > + INIT_REGMAP_IRQ(AXP20X, N_OE_PWR_ON, 3, 7),
> > + INIT_REGMAP_IRQ(AXP20X, N_OE_PWR_OFF, 3, 6),
> > + INIT_REGMAP_IRQ(AXP20X, VBUS_VALID, 3, 5),
> > + INIT_REGMAP_IRQ(AXP20X, VBUS_NOT_VALID, 3, 4),
> > + INIT_REGMAP_IRQ(AXP20X, VBUS_SESS_VALID, 3, 3),
> > + INIT_REGMAP_IRQ(AXP20X, VBUS_SESS_END, 3, 2),
> > + INIT_REGMAP_IRQ(AXP20X, LOW_PWR_LVL1, 3, 1),
> > + INIT_REGMAP_IRQ(AXP20X, LOW_PWR_LVL2, 3, 0),
> > + INIT_REGMAP_IRQ(AXP20X, TIMER, 4, 7),
> > + INIT_REGMAP_IRQ(AXP20X, PEK_RIS_EDGE, 4, 6),
> > + INIT_REGMAP_IRQ(AXP20X, PEK_FAL_EDGE, 4, 5),
> > + INIT_REGMAP_IRQ(AXP20X, GPIO3_INPUT, 4, 3),
> > + INIT_REGMAP_IRQ(AXP20X, GPIO2_INPUT, 4, 2),
> > + INIT_REGMAP_IRQ(AXP20X, GPIO1_INPUT, 4, 1),
> > + INIT_REGMAP_IRQ(AXP20X, GPIO0_INPUT, 4, 0),
> > +};
> > +
> > +/* some IRQs are compatible with axp20x models */
> > +static const struct regmap_irq axp288_regmap_irqs[] = {
> > + INIT_REGMAP_IRQ(AXP20X, VBUS_REMOVAL, 0, 2),
> > + INIT_REGMAP_IRQ(AXP20X, VBUS_PLUGIN, 0, 3),
> > + INIT_REGMAP_IRQ(AXP20X, VBUS_OVER_V, 0, 4),
> > +
> > + INIT_REGMAP_IRQ(AXP20X, CHARG_DONE, 1, 2),
> > + INIT_REGMAP_IRQ(AXP20X, CHARG, 1, 3),
> > + INIT_REGMAP_IRQ(AXP288, SAFE_QUIT, 1, 4),
> > + INIT_REGMAP_IRQ(AXP288, SAFE_ENTER, 1, 5),
> > + INIT_REGMAP_IRQ(AXP20X, BATT_REMOVAL, 1, 6),
> > + INIT_REGMAP_IRQ(AXP20X, BATT_PLUGIN, 1, 7),
> > +
> > + INIT_REGMAP_IRQ(AXP288, QWBTU, 2, 0),
> > + INIT_REGMAP_IRQ(AXP288, WBTU, 2, 1),
> > + INIT_REGMAP_IRQ(AXP288, QWBTO, 2, 2),
> > + INIT_REGMAP_IRQ(AXP288, WBTU, 2, 3),
> > + INIT_REGMAP_IRQ(AXP288, QCBTU, 2, 4),
> > + INIT_REGMAP_IRQ(AXP288, CBTU, 2, 5),
> > + INIT_REGMAP_IRQ(AXP288, QCBTO, 2, 6),
> > + INIT_REGMAP_IRQ(AXP288, CBTO, 2, 7),
> > +
> > + INIT_REGMAP_IRQ(AXP288, WL2, 3, 0),
> > + INIT_REGMAP_IRQ(AXP288, WL1, 3, 1),
> > + INIT_REGMAP_IRQ(AXP288, GPADC, 3, 2),
> > + INIT_REGMAP_IRQ(AXP288, OT, 3, 7),
> > +
> > + INIT_REGMAP_IRQ(AXP288, GPIO0, 4, 0),
> > + INIT_REGMAP_IRQ(AXP288, GPIO1, 4, 1),
> > + INIT_REGMAP_IRQ(AXP288, POKO, 4, 2),
> > + INIT_REGMAP_IRQ(AXP288, POKL, 4, 3),
> > + INIT_REGMAP_IRQ(AXP288, POKS, 4, 4),
> > + INIT_REGMAP_IRQ(AXP288, POKN, 4, 5),
> > + INIT_REGMAP_IRQ(AXP288, POKP, 4, 6),
> > + INIT_REGMAP_IRQ(AXP20X, TIMER, 4, 7),
> > +
> > + INIT_REGMAP_IRQ(AXP288, MV_CHNG, 5, 0),
> > + INIT_REGMAP_IRQ(AXP288, BC_USB_CHNG, 5, 1),
> > };
> >
> > static const struct of_device_id axp20x_of_match[] = {
> > @@ -128,16 +236,39 @@ static const struct i2c_device_id axp20x_i2c_id[] = {
> > };
> > MODULE_DEVICE_TABLE(i2c, axp20x_i2c_id);
> >
> > +static struct acpi_device_id axp20x_acpi_match[] = {
> > + {
> > + .id = "INT33F4",
> > + .driver_data = AXP288_ID,
> > + },
> > + { },
> > +};
> > +MODULE_DEVICE_TABLE(acpi, axp20x_acpi_match);
> > +
> > static const struct regmap_irq_chip axp20x_regmap_irq_chip = {
> > .name = "axp20x_irq_chip",
> > .status_base = AXP20X_IRQ1_STATE,
> > .ack_base = AXP20X_IRQ1_STATE,
> > .mask_base = AXP20X_IRQ1_EN,
> > - .num_regs = 5,
> > + .mask_invert = true,
> > + .init_ack_masked = true,
> > .irqs = axp20x_regmap_irqs,
> > .num_irqs = ARRAY_SIZE(axp20x_regmap_irqs),
> > + .num_regs = 5,
> > +
> > +};
> > +
> > +static const struct regmap_irq_chip axp288_regmap_irq_chip = {
> > + .name = "axp288_irq_chip",
> > + .status_base = AXP20X_IRQ1_STATE,
> > + .ack_base = AXP20X_IRQ1_STATE,
> > + .mask_base = AXP20X_IRQ1_EN,
> > .mask_invert = true,
> > .init_ack_masked = true,
> > + .irqs = axp288_regmap_irqs,
> > + .num_irqs = ARRAY_SIZE(axp288_regmap_irqs),
> > + .num_regs = 6,
> > +
> > };
> >
> > static const char * const axp20x_supplies[] = {
> > @@ -161,36 +292,155 @@ static struct mfd_cell axp20x_cells[] = {
> > },
> > };
> >
> > +static struct resource axp288_adc_resources[] = {
> > + {
> > + .name = "GPADC",
> > + .start = AXP288_IRQ_GPADC,
> > + .end = AXP288_IRQ_GPADC,
> > + .flags = IORESOURCE_IRQ,
> > + },
> > +};
> > +
> > +static struct resource axp288_charger_resources[] = {
> > + {
> > + .start = AXP288_IRQ_OV,
> > + .end = AXP288_IRQ_OV,
> > + .flags = IORESOURCE_IRQ,
> > + },
> > + {
> > + .start = AXP288_IRQ_DONE,
> > + .end = AXP288_IRQ_DONE,
> > + .flags = IORESOURCE_IRQ,
> > + },
> > + {
> > + .start = AXP288_IRQ_CHARGING,
> > + .end = AXP288_IRQ_CHARGING,
> > + .flags = IORESOURCE_IRQ,
> > + },
> > + {
> > + .start = AXP288_IRQ_SAFE_QUIT,
> > + .end = AXP288_IRQ_SAFE_QUIT,
> > + .flags = IORESOURCE_IRQ,
> > + },
> > + {
> > + .start = AXP288_IRQ_SAFE_ENTER,
> > + .end = AXP288_IRQ_SAFE_ENTER,
> > + .flags = IORESOURCE_IRQ,
> > + },
> > + {
> > + .start = AXP288_IRQ_QCBTU,
> > + .end = AXP288_IRQ_QCBTU,
> > + .flags = IORESOURCE_IRQ,
> > + },
> > + {
> > + .start = AXP288_IRQ_CBTU,
> > + .end = AXP288_IRQ_CBTU,
> > + .flags = IORESOURCE_IRQ,
> > + },
> > + {
> > + .start = AXP288_IRQ_QCBTO,
> > + .end = AXP288_IRQ_QCBTO,
> > + .flags = IORESOURCE_IRQ,
> > + },
> > + {
> > + .start = AXP288_IRQ_CBTO,
> > + .end = AXP288_IRQ_CBTO,
> > + .flags = IORESOURCE_IRQ,
> > + },
> > +};
> > +
> > +static struct mfd_cell axp288_cells[] = {
> > + {
> > + .name = "axp288_adc",
> > + .num_resources = ARRAY_SIZE(axp288_adc_resources),
> > + .resources = axp288_adc_resources,
> > + },
> > + {
> > + .name = "axp288_charger",
> > + .num_resources = ARRAY_SIZE(axp288_charger_resources),
> > + .resources = axp288_charger_resources,
> > + },
> > + {
> > + .name = "axp288_battery",
> > + .num_resources = ARRAY_SIZE(axp288_battery_resources),
> > + .resources = axp288_battery_resources,
> > + },
> > +};
> > +
> > static struct axp20x_dev *axp20x_pm_power_off;
> > static void axp20x_power_off(void)
> > {
> > + if (axp20x_pm_power_off->variant == AXP288_ID)
> > + return;
> > +
> > regmap_write(axp20x_pm_power_off->regmap, AXP20X_OFF_CTRL,
> > AXP20X_OFF);
> > }
> >
> > +static int axp20x_match_device(struct axp20x_dev *axp20x, struct device *dev)
> > +{
> > + const struct acpi_device_id *acpi_id;
> > + const struct of_device_id *of_id;
> > +
> > + if (dev->of_node) {
> > + of_id = of_match_device(axp20x_of_match, dev);
> > + if (!of_id) {
> > + dev_err(dev, "Unable to match OF ID\n");
> > + return -ENODEV;
> > + }
> > + axp20x->variant = (long) of_id->data;
> > + } else {
> > + acpi_id = acpi_match_device(dev->driver->acpi_match_table, dev);
> > + if (!acpi_id || !acpi_id->driver_data) {
> > + dev_err(dev, "Unable to match ACPI ID and data\n");
> > + return -ENODEV;
> > + }
> > + axp20x->variant = (long) acpi_id->driver_data;
> > + }
> > +
> > + switch (axp20x->variant) {
> > + case AXP202_ID:
> > + case AXP209_ID:
> > + axp20x->nr_cells = ARRAY_SIZE(axp20x_cells);
> > + axp20x->cells = axp20x_cells;
> > + axp20x->regmap_cfg = &axp20x_regmap_config;
> > + axp20x->regmap_irq_chip = &axp20x_regmap_irq_chip;
> > + break;
> > + case AXP288_ID:
> > + axp20x->cells = axp288_cells;
> > + axp20x->nr_cells = ARRAY_SIZE(axp288_cells);
> > + axp20x->regmap_cfg = &axp288_regmap_config;
> > + axp20x->regmap_irq_chip = &axp288_regmap_irq_chip;
> > + break;
> > + default:
> > + dev_err(dev, "unsupported AXP20X ID %lu\n", axp20x->variant);
> > + return -EINVAL;
> > + }
> > + dev_info(dev, "AXP20x variant %s found\n",
> > + axp20x_model_names[axp20x->variant]);
> > +
> > + return 0;
> > +}
> > +
> > static int axp20x_i2c_probe(struct i2c_client *i2c,
> > const struct i2c_device_id *id)
> > {
> > struct axp20x_dev *axp20x;
> > - const struct of_device_id *of_id;
> > int ret;
> >
> > axp20x = devm_kzalloc(&i2c->dev, sizeof(*axp20x), GFP_KERNEL);
> > if (!axp20x)
> > return -ENOMEM;
> >
> > - of_id = of_match_device(axp20x_of_match, &i2c->dev);
> > - if (!of_id) {
> > - dev_err(&i2c->dev, "Unable to setup AXP20X data\n");
> > - return -ENODEV;
> > - }
> > - axp20x->variant = (long) of_id->data;
> > + ret = axp20x_match_device(axp20x, &i2c->dev);
> > + if (ret)
> > + return ret;
> >
> > axp20x->i2c_client = i2c;
> > axp20x->dev = &i2c->dev;
> > dev_set_drvdata(axp20x->dev, axp20x);
> >
> > - axp20x->regmap = devm_regmap_init_i2c(i2c, &axp20x_regmap_config);
> > + axp20x->regmap = devm_regmap_init_i2c(i2c, axp20x->regmap_cfg);
> > if (IS_ERR(axp20x->regmap)) {
> > ret = PTR_ERR(axp20x->regmap);
> > dev_err(&i2c->dev, "regmap init failed: %d\n", ret);
> > @@ -199,15 +449,15 @@ static int axp20x_i2c_probe(struct i2c_client *i2c,
> >
> > ret = regmap_add_irq_chip(axp20x->regmap, i2c->irq,
> > IRQF_ONESHOT | IRQF_SHARED, -1,
> > - &axp20x_regmap_irq_chip,
> > + axp20x->regmap_irq_chip,
> > &axp20x->regmap_irqc);
> > if (ret) {
> > dev_err(&i2c->dev, "failed to add irq chip: %d\n", ret);
> > return ret;
> > }
> >
> > - ret = mfd_add_devices(axp20x->dev, -1, axp20x_cells,
> > - ARRAY_SIZE(axp20x_cells), NULL, 0, NULL);
> > + ret = mfd_add_devices(axp20x->dev, -1, axp20x->cells,
> > + axp20x->nr_cells, NULL, 0, NULL);
> >
> > if (ret) {
> > dev_err(&i2c->dev, "failed to add MFD devices: %d\n", ret);
> > @@ -245,6 +495,7 @@ static struct i2c_driver axp20x_i2c_driver = {
> > .name = "axp20x",
> > .owner = THIS_MODULE,
> > .of_match_table = of_match_ptr(axp20x_of_match),
> > + .acpi_match_table = ACPI_PTR(axp20x_acpi_match),
> > },
> > .probe = axp20x_i2c_probe,
> > .remove = axp20x_i2c_remove,
> > diff --git a/include/linux/mfd/axp20x.h b/include/linux/mfd/axp20x.h
> > index d0e31a2..81589d1 100644
> > --- a/include/linux/mfd/axp20x.h
> > +++ b/include/linux/mfd/axp20x.h
> > @@ -14,6 +14,8 @@
> > enum {
> > AXP202_ID = 0,
> > AXP209_ID,
> > + AXP288_ID,
> > + NR_AXP20X_VARIANTS,
> > };
> >
> > #define AXP20X_DATACACHE(m) (0x04 + (m))
> > @@ -49,11 +51,13 @@ enum {
> > #define AXP20X_IRQ3_EN 0x42
> > #define AXP20X_IRQ4_EN 0x43
> > #define AXP20X_IRQ5_EN 0x44
> > +#define AXP20X_IRQ6_EN 0x45
> > #define AXP20X_IRQ1_STATE 0x48
> > #define AXP20X_IRQ2_STATE 0x49
> > #define AXP20X_IRQ3_STATE 0x4a
> > #define AXP20X_IRQ4_STATE 0x4b
> > #define AXP20X_IRQ5_STATE 0x4c
> > +#define AXP20X_IRQ6_STATE 0x4d
> >
> > /* ADC */
> > #define AXP20X_ACIN_V_ADC_H 0x56
> > @@ -116,6 +120,15 @@ enum {
> > #define AXP20X_CC_CTRL 0xb8
> > #define AXP20X_FG_RES 0xb9
> >
> > +/* AXP288 specific registers */
> > +#define AXP288_PMIC_ADC_H 0x56
> > +#define AXP288_PMIC_ADC_L 0x57
> > +#define AXP288_ADC_TS_PIN_CTRL 0x84
> > +
> > +#define AXP288_PMIC_ADC_EN 0x84
> > +#define AXP288_FG_TUNE5 0xed
> > +
> > +
> > /* Regulators IDs */
> > enum {
> > AXP20X_LDO1 = 0,
> > @@ -169,12 +182,58 @@ enum {
> > AXP20X_IRQ_GPIO0_INPUT,
> > };
> >
> > +enum axp288_irqs {
> > + AXP288_IRQ_VBUS_FALL = 2,
> > + AXP288_IRQ_VBUS_RISE,
> > + AXP288_IRQ_OV,
> > + AXP288_IRQ_FALLING_ALT,
> > + AXP288_IRQ_RISING_ALT,
> > + AXP288_IRQ_OV_ALT,
> > + AXP288_IRQ_DONE = 10,
> > + AXP288_IRQ_CHARGING,
> > + AXP288_IRQ_SAFE_QUIT,
> > + AXP288_IRQ_SAFE_ENTER,
> > + AXP288_IRQ_ABSENT,
> > + AXP288_IRQ_APPEND,
> > + AXP288_IRQ_QWBTU,
> > + AXP288_IRQ_WBTU,
> > + AXP288_IRQ_QWBTO,
> > + AXP288_IRQ_WBTO,
> > + AXP288_IRQ_QCBTU,
> > + AXP288_IRQ_CBTU,
> > + AXP288_IRQ_QCBTO,
> > + AXP288_IRQ_CBTO,
> > + AXP288_IRQ_WL2,
> > + AXP288_IRQ_WL1,
> > + AXP288_IRQ_GPADC,
> > + AXP288_IRQ_OT = 31,
> > + AXP288_IRQ_GPIO0,
> > + AXP288_IRQ_GPIO1,
> > + AXP288_IRQ_POKO,
> > + AXP288_IRQ_POKL,
> > + AXP288_IRQ_POKS,
> > + AXP288_IRQ_POKN,
> > + AXP288_IRQ_POKP,
> > + AXP288_IRQ_TIMER,
> > + AXP288_IRQ_MV_CHNG,
> > + AXP288_IRQ_BC_USB_CHNG,
> > +};
> > +
> > +#define AXP288_TS_ADC_H 0x58
> > +#define AXP288_TS_ADC_L 0x59
> > +#define AXP288_GP_ADC_H 0x5a
> > +#define AXP288_GP_ADC_L 0x5b
> > +
> > struct axp20x_dev {
> > struct device *dev;
> > struct i2c_client *i2c_client;
> > struct regmap *regmap;
> > struct regmap_irq_chip_data *regmap_irqc;
> > long variant;
> > + int nr_cells;
> > + struct mfd_cell *cells;
> > + const struct regmap_config *regmap_cfg;
> > + const struct regmap_irq_chip *regmap_irq_chip;
> > };
> >
> > #endif /* __LINUX_MFD_AXP20X_H */
> >
--
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
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