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mfd: axp20x: Add axp152 support

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The axp152 is a stripped down version of the axp202 pmic with the battery
charging function removed as it is intended for top-set boxes.

Signed-off-by: Michal Suchanek <hramrach@gmail.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
This commit is contained in:
Michal Suchanek
2015-07-11 14:59:56 +02:00
committed by Lee Jones
parent 18ca2ba599
commit d8d79f8f60
2 changed files with 143 additions and 1 deletions
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83
drivers/mfd/axp20x.c
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@@ -30,12 +30,34 @@
#define AXP20X_OFF 0x80
static const char * const axp20x_model_names[] = {
"AXP152",
"AXP202",
"AXP209",
"AXP221",
"AXP288",
};
static const struct regmap_range axp152_writeable_ranges[] = {
regmap_reg_range(AXP152_LDO3456_DC1234_CTRL, AXP152_IRQ3_STATE),
regmap_reg_range(AXP152_DCDC_MODE, AXP152_PWM1_DUTY_CYCLE),
};
static const struct regmap_range axp152_volatile_ranges[] = {
regmap_reg_range(AXP152_PWR_OP_MODE, AXP152_PWR_OP_MODE),
regmap_reg_range(AXP152_IRQ1_EN, AXP152_IRQ3_STATE),
regmap_reg_range(AXP152_GPIO_INPUT, AXP152_GPIO_INPUT),
};
static const struct regmap_access_table axp152_writeable_table = {
.yes_ranges = axp152_writeable_ranges,
.n_yes_ranges = ARRAY_SIZE(axp152_writeable_ranges),
};
static const struct regmap_access_table axp152_volatile_table = {
.yes_ranges = axp152_volatile_ranges,
.n_yes_ranges = ARRAY_SIZE(axp152_volatile_ranges),
};
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),
@@ -93,6 +115,11 @@ static const struct regmap_access_table axp288_volatile_table = {
.n_yes_ranges = ARRAY_SIZE(axp288_volatile_ranges),
};
static struct resource axp152_pek_resources[] = {
DEFINE_RES_IRQ_NAMED(AXP152_IRQ_PEK_RIS_EDGE, "PEK_DBR"),
DEFINE_RES_IRQ_NAMED(AXP152_IRQ_PEK_FAL_EDGE, "PEK_DBF"),
};
static struct resource axp20x_pek_resources[] = {
{
.name = "PEK_DBR",
@@ -154,6 +181,15 @@ static struct resource axp288_fuel_gauge_resources[] = {
},
};
static const struct regmap_config axp152_regmap_config = {
.reg_bits = 8,
.val_bits = 8,
.wr_table = &axp152_writeable_table,
.volatile_table = &axp152_volatile_table,
.max_register = AXP152_PWM1_DUTY_CYCLE,
.cache_type = REGCACHE_RBTREE,
};
static const struct regmap_config axp20x_regmap_config = {
.reg_bits = 8,
.val_bits = 8,
@@ -184,6 +220,26 @@ static const struct regmap_config axp288_regmap_config = {
#define INIT_REGMAP_IRQ(_variant, _irq, _off, _mask) \
[_variant##_IRQ_##_irq] = { .reg_offset = (_off), .mask = BIT(_mask) }
static const struct regmap_irq axp152_regmap_irqs[] = {
INIT_REGMAP_IRQ(AXP152, LDO0IN_CONNECT, 0, 6),
INIT_REGMAP_IRQ(AXP152, LDO0IN_REMOVAL, 0, 5),
INIT_REGMAP_IRQ(AXP152, ALDO0IN_CONNECT, 0, 3),
INIT_REGMAP_IRQ(AXP152, ALDO0IN_REMOVAL, 0, 2),
INIT_REGMAP_IRQ(AXP152, DCDC1_V_LOW, 1, 5),
INIT_REGMAP_IRQ(AXP152, DCDC2_V_LOW, 1, 4),
INIT_REGMAP_IRQ(AXP152, DCDC3_V_LOW, 1, 3),
INIT_REGMAP_IRQ(AXP152, DCDC4_V_LOW, 1, 2),
INIT_REGMAP_IRQ(AXP152, PEK_SHORT, 1, 1),
INIT_REGMAP_IRQ(AXP152, PEK_LONG, 1, 0),
INIT_REGMAP_IRQ(AXP152, TIMER, 2, 7),
INIT_REGMAP_IRQ(AXP152, PEK_RIS_EDGE, 2, 6),
INIT_REGMAP_IRQ(AXP152, PEK_FAL_EDGE, 2, 5),
INIT_REGMAP_IRQ(AXP152, GPIO3_INPUT, 2, 3),
INIT_REGMAP_IRQ(AXP152, GPIO2_INPUT, 2, 2),
INIT_REGMAP_IRQ(AXP152, GPIO1_INPUT, 2, 1),
INIT_REGMAP_IRQ(AXP152, GPIO0_INPUT, 2, 0),
};
static const struct regmap_irq axp20x_regmap_irqs[] = {
INIT_REGMAP_IRQ(AXP20X, ACIN_OVER_V, 0, 7),
INIT_REGMAP_IRQ(AXP20X, ACIN_PLUGIN, 0, 6),
@@ -293,6 +349,7 @@ static const struct regmap_irq axp288_regmap_irqs[] = {
};
static const struct of_device_id axp20x_of_match[] = {
{ .compatible = "x-powers,axp152", .data = (void *) AXP152_ID },
{ .compatible = "x-powers,axp202", .data = (void *) AXP202_ID },
{ .compatible = "x-powers,axp209", .data = (void *) AXP209_ID },
{ .compatible = "x-powers,axp221", .data = (void *) AXP221_ID },
@@ -317,6 +374,18 @@ static const struct acpi_device_id axp20x_acpi_match[] = {
};
MODULE_DEVICE_TABLE(acpi, axp20x_acpi_match);
static const struct regmap_irq_chip axp152_regmap_irq_chip = {
.name = "axp152_irq_chip",
.status_base = AXP152_IRQ1_STATE,
.ack_base = AXP152_IRQ1_STATE,
.mask_base = AXP152_IRQ1_EN,
.mask_invert = true,
.init_ack_masked = true,
.irqs = axp152_regmap_irqs,
.num_irqs = ARRAY_SIZE(axp152_regmap_irqs),
.num_regs = 3,
};
static const struct regmap_irq_chip axp20x_regmap_irq_chip = {
.name = "axp20x_irq_chip",
.status_base = AXP20X_IRQ1_STATE,
@@ -375,6 +444,14 @@ static struct mfd_cell axp22x_cells[] = {
},
};
static struct mfd_cell axp152_cells[] = {
{
.name = "axp20x-pek",
.num_resources = ARRAY_SIZE(axp152_pek_resources),
.resources = axp152_pek_resources,
},
};
static struct resource axp288_adc_resources[] = {
{
.name = "GPADC",
@@ -513,6 +590,12 @@ static int axp20x_match_device(struct axp20x_dev *axp20x, struct device *dev)
}
switch (axp20x->variant) {
case AXP152_ID:
axp20x->nr_cells = ARRAY_SIZE(axp152_cells);
axp20x->cells = axp152_cells;
axp20x->regmap_cfg = &axp152_regmap_config;
axp20x->regmap_irq_chip = &axp152_regmap_irq_chip;
break;
case AXP202_ID:
case AXP209_ID:
axp20x->nr_cells = ARRAY_SIZE(axp20x_cells);