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path: root/drivers/mfd/axp20x.c
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Diffstat (limited to 'drivers/mfd/axp20x.c')
-rw-r--r--drivers/mfd/axp20x.c78
1 files changed, 77 insertions, 1 deletions
diff --git a/drivers/mfd/axp20x.c b/drivers/mfd/axp20x.c
index 72b87aae60cc..07a846ecbf18 100644
--- a/drivers/mfd/axp20x.c
+++ b/drivers/mfd/axp20x.c
@@ -39,6 +39,7 @@ static const char * const axp20x_model_names[] = {
"AXP221",
"AXP223",
"AXP288",
+ "AXP313a",
"AXP803",
"AXP806",
"AXP809",
@@ -156,6 +157,25 @@ static const struct regmap_range axp806_writeable_ranges[] = {
regmap_reg_range(AXP806_REG_ADDR_EXT, AXP806_REG_ADDR_EXT),
};
+static const struct regmap_range axp313a_writeable_ranges[] = {
+ regmap_reg_range(AXP313A_ON_INDICATE, AXP313A_IRQ_STATE),
+};
+
+static const struct regmap_range axp313a_volatile_ranges[] = {
+ regmap_reg_range(AXP313A_SHUTDOWN_CTRL, AXP313A_SHUTDOWN_CTRL),
+ regmap_reg_range(AXP313A_IRQ_STATE, AXP313A_IRQ_STATE),
+};
+
+static const struct regmap_access_table axp313a_writeable_table = {
+ .yes_ranges = axp313a_writeable_ranges,
+ .n_yes_ranges = ARRAY_SIZE(axp313a_writeable_ranges),
+};
+
+static const struct regmap_access_table axp313a_volatile_table = {
+ .yes_ranges = axp313a_volatile_ranges,
+ .n_yes_ranges = ARRAY_SIZE(axp313a_volatile_ranges),
+};
+
static const struct regmap_range axp806_volatile_ranges[] = {
regmap_reg_range(AXP20X_IRQ1_STATE, AXP20X_IRQ2_STATE),
};
@@ -248,6 +268,11 @@ static const struct resource axp288_fuel_gauge_resources[] = {
DEFINE_RES_IRQ(AXP288_IRQ_WL1),
};
+static const struct resource axp313a_pek_resources[] = {
+ DEFINE_RES_IRQ_NAMED(AXP313A_IRQ_PEK_RIS_EDGE, "PEK_DBR"),
+ DEFINE_RES_IRQ_NAMED(AXP313A_IRQ_PEK_FAL_EDGE, "PEK_DBF"),
+};
+
static const struct resource axp803_pek_resources[] = {
DEFINE_RES_IRQ_NAMED(AXP803_IRQ_PEK_RIS_EDGE, "PEK_DBR"),
DEFINE_RES_IRQ_NAMED(AXP803_IRQ_PEK_FAL_EDGE, "PEK_DBF"),
@@ -304,6 +329,15 @@ static const struct regmap_config axp288_regmap_config = {
.cache_type = REGCACHE_RBTREE,
};
+static const struct regmap_config axp313a_regmap_config = {
+ .reg_bits = 8,
+ .val_bits = 8,
+ .wr_table = &axp313a_writeable_table,
+ .volatile_table = &axp313a_volatile_table,
+ .max_register = AXP313A_IRQ_STATE,
+ .cache_type = REGCACHE_RBTREE,
+};
+
static const struct regmap_config axp806_regmap_config = {
.reg_bits = 8,
.val_bits = 8,
@@ -456,6 +490,16 @@ static const struct regmap_irq axp288_regmap_irqs[] = {
INIT_REGMAP_IRQ(AXP288, BC_USB_CHNG, 5, 1),
};
+static const struct regmap_irq axp313a_regmap_irqs[] = {
+ INIT_REGMAP_IRQ(AXP313A, PEK_RIS_EDGE, 0, 7),
+ INIT_REGMAP_IRQ(AXP313A, PEK_FAL_EDGE, 0, 6),
+ INIT_REGMAP_IRQ(AXP313A, PEK_SHORT, 0, 5),
+ INIT_REGMAP_IRQ(AXP313A, PEK_LONG, 0, 4),
+ INIT_REGMAP_IRQ(AXP313A, DCDC3_V_LOW, 0, 3),
+ INIT_REGMAP_IRQ(AXP313A, DCDC2_V_LOW, 0, 2),
+ INIT_REGMAP_IRQ(AXP313A, DIE_TEMP_HIGH, 0, 0),
+};
+
static const struct regmap_irq axp803_regmap_irqs[] = {
INIT_REGMAP_IRQ(AXP803, ACIN_OVER_V, 0, 7),
INIT_REGMAP_IRQ(AXP803, ACIN_PLUGIN, 0, 6),
@@ -606,6 +650,17 @@ static const struct regmap_irq_chip axp288_regmap_irq_chip = {
};
+static const struct regmap_irq_chip axp313a_regmap_irq_chip = {
+ .name = "axp313a_irq_chip",
+ .status_base = AXP313A_IRQ_STATE,
+ .ack_base = AXP313A_IRQ_STATE,
+ .unmask_base = AXP313A_IRQ_EN,
+ .init_ack_masked = true,
+ .irqs = axp313a_regmap_irqs,
+ .num_irqs = ARRAY_SIZE(axp313a_regmap_irqs),
+ .num_regs = 1,
+};
+
static const struct regmap_irq_chip axp803_regmap_irq_chip = {
.name = "axp803",
.status_base = AXP20X_IRQ1_STATE,
@@ -745,6 +800,11 @@ static const struct mfd_cell axp152_cells[] = {
},
};
+static struct mfd_cell axp313a_cells[] = {
+ MFD_CELL_NAME("axp20x-regulator"),
+ MFD_CELL_RES("axp313a-pek", axp313a_pek_resources),
+};
+
static const struct resource axp288_adc_resources[] = {
DEFINE_RES_IRQ_NAMED(AXP288_IRQ_GPADC, "GPADC"),
};
@@ -914,8 +974,18 @@ static const struct mfd_cell axp_regulator_only_cells[] = {
static int axp20x_power_off(struct sys_off_data *data)
{
struct axp20x_dev *axp20x = data->cb_data;
+ unsigned int shutdown_reg;
- regmap_write(axp20x->regmap, AXP20X_OFF_CTRL, AXP20X_OFF);
+ switch (axp20x->variant) {
+ case AXP313A_ID:
+ shutdown_reg = AXP313A_SHUTDOWN_CTRL;
+ break;
+ default:
+ shutdown_reg = AXP20X_OFF_CTRL;
+ break;
+ }
+
+ regmap_write(axp20x->regmap, shutdown_reg, AXP20X_OFF);
/* Give capacitors etc. time to drain to avoid kernel panic msg. */
mdelay(500);
@@ -978,6 +1048,12 @@ int axp20x_match_device(struct axp20x_dev *axp20x)
axp20x->regmap_irq_chip = &axp288_regmap_irq_chip;
axp20x->irq_flags = IRQF_TRIGGER_LOW;
break;
+ case AXP313A_ID:
+ axp20x->nr_cells = ARRAY_SIZE(axp313a_cells);
+ axp20x->cells = axp313a_cells;
+ axp20x->regmap_cfg = &axp313a_regmap_config;
+ axp20x->regmap_irq_chip = &axp313a_regmap_irq_chip;
+ break;
case AXP803_ID:
axp20x->nr_cells = ARRAY_SIZE(axp803_cells);
axp20x->cells = axp803_cells;