[PATCH] regulator: axp20x: support AXP813 variant
Jean-Francois Moine
moinejf at free.fr
Thu Jul 28 00:28:14 PDT 2016
The X-Powers AXP813 PMIC is close enough to the AXP809 with some
more outputs.
Signed-off-by: Jean-Francois Moine <moinejf at free.fr>
---
Documentation/devicetree/bindings/mfd/axp20x.txt | 32 ++++++++-
drivers/mfd/axp20x-rsb.c | 1 +
drivers/mfd/axp20x.c | 3 +
drivers/regulator/axp20x-regulator.c | 82 +++++++++++++++++++++++-
include/linux/mfd/axp20x.h | 38 +++++++++++
5 files changed, 153 insertions(+), 3 deletions(-)
diff --git a/Documentation/devicetree/bindings/mfd/axp20x.txt b/Documentation/devicetree/bindings/mfd/axp20x.txt
index 585a955..2a8ec61 100644
--- a/Documentation/devicetree/bindings/mfd/axp20x.txt
+++ b/Documentation/devicetree/bindings/mfd/axp20x.txt
@@ -7,10 +7,12 @@ axp209 (X-Powers)
axp221 (X-Powers)
axp223 (X-Powers)
axp809 (X-Powers)
+axp813 (X-Powers)
Required properties:
- compatible: "x-powers,axp152", "x-powers,axp202", "x-powers,axp209",
- "x-powers,axp221", "x-powers,axp223", "x-powers,axp809"
+ "x-powers,axp221", "x-powers,axp223", "x-powers,axp809",
+ "x-powers,axp813"
- reg: The I2C slave address or RSB hardware address for the AXP chip
- interrupt-parent: The parent interrupt controller
- interrupts: SoC NMI / GPIO interrupt connected to the PMIC's IRQ pin
@@ -110,6 +112,34 @@ LDO_IO1 : LDO : ips-supply : GPIO 1
RTC_LDO : LDO : ips-supply : always on
SW : On/Off Switch : swin-supply
+AXP813 regulators, type, and corresponding input supply names:
+
+Regulator Type Supply Name Notes
+--------- ---- ----------- -----
+DCDC1 : DC-DC buck : vin1-supply
+DCDC2 : DC-DC buck : vin2-supply
+DCDC3 : DC-DC buck : vin3-supply
+DCDC4 : DC-DC buck : vin4-supply
+DCDC5 : DC-DC buck : vin5-supply
+DCDC6 : DC-DC buck : vin6-supply
+DCDC7 : DC-DC buck : vin7-supply
+RTC_LDO : LDO : ips-supply : always on
+ALDO1 : LDO : aldoin-supply : shared supply
+ALDO2 : LDO : aldoin-supply : shared supply
+ALDO3 : LDO : aldoin-supply : shared supply
+DLDO1 : LDO : dldoin-supply : shared supply
+DLDO2 : LDO : dldoin-supply : shared supply
+DLDO3 : LDO : dldoin-supply : shared supply
+DLDO4 : LDO : dldoin-supply : shared supply
+ELDO1 : LDO : eldoin-supply : shared supply
+ELDO2 : LDO : eldoin-supply : shared supply
+ELDO3 : LDO : eldoin-supply : shared supply
+FLDO1 : LDO : fldoin-supply : shared supply
+FLDO2 : LDO : fldoin-supply : shared supply
+LDO_IO0 : LDO : ips-supply : GPIO 0
+LDO_IO1 : LDO : ips-supply : GPIO 1
+DC1SW : On/Off Switch : : DCDC1 secondary output
+
Example:
axp209: pmic at 34 {
diff --git a/drivers/mfd/axp20x-rsb.c b/drivers/mfd/axp20x-rsb.c
index a407527..e34643b 100644
--- a/drivers/mfd/axp20x-rsb.c
+++ b/drivers/mfd/axp20x-rsb.c
@@ -62,6 +62,7 @@ static int axp20x_rsb_remove(struct sunxi_rsb_device *rdev)
static const struct of_device_id axp20x_rsb_of_match[] = {
{ .compatible = "x-powers,axp223", .data = (void *)AXP223_ID },
{ .compatible = "x-powers,axp809", .data = (void *)AXP809_ID },
+ { .compatible = "x-powers,axp813", .data = (void *)AXP813_ID },
{ },
};
MODULE_DEVICE_TABLE(of, axp20x_rsb_of_match);
diff --git a/drivers/mfd/axp20x.c b/drivers/mfd/axp20x.c
index fd80b09..e62d56f 100644
--- a/drivers/mfd/axp20x.c
+++ b/drivers/mfd/axp20x.c
@@ -39,6 +39,7 @@ static const char * const axp20x_model_names[] = {
"AXP223",
"AXP288",
"AXP809",
+ "AXP813",
};
static const struct regmap_range axp152_writeable_ranges[] = {
@@ -494,6 +495,7 @@ static const struct regmap_irq_chip axp288_regmap_irq_chip = {
};
+/* common 803/809/813 */
static const struct regmap_irq_chip axp809_regmap_irq_chip = {
.name = "axp809",
.status_base = AXP20X_IRQ1_STATE,
@@ -733,6 +735,7 @@ int axp20x_match_device(struct axp20x_dev *axp20x)
axp20x->regmap_irq_chip = &axp288_regmap_irq_chip;
break;
case AXP809_ID:
+ case AXP813_ID:
axp20x->nr_cells = ARRAY_SIZE(axp809_cells);
axp20x->cells = axp809_cells;
axp20x->regmap_cfg = &axp22x_regmap_config;
diff --git a/drivers/regulator/axp20x-regulator.c b/drivers/regulator/axp20x-regulator.c
index 6d9ac76..c3287c9 100644
--- a/drivers/regulator/axp20x-regulator.c
+++ b/drivers/regulator/axp20x-regulator.c
@@ -299,6 +299,78 @@ static const struct regulator_desc axp809_regulators[] = {
AXP_DESC_SW(AXP809, SW, "sw", "swin", AXP22X_PWR_OUT_CTRL2, BIT(6)),
};
+static const struct regulator_linear_range axp813_dcdc2_4_ranges[] = {
+ REGULATOR_LINEAR_RANGE(500000, 0, 70, 10000),
+ REGULATOR_LINEAR_RANGE(1220000, 71, 75, 20000),
+};
+
+static const struct regulator_linear_range axp813_dcdc5_ranges[] = {
+ REGULATOR_LINEAR_RANGE(800000, 0, 32, 10000),
+ REGULATOR_LINEAR_RANGE(1140000, 33, 68, 20000),
+};
+
+static const struct regulator_linear_range axp813_dcdc6_7_ranges[] = {
+ REGULATOR_LINEAR_RANGE(600000, 0, 50, 10000),
+ REGULATOR_LINEAR_RANGE(1120000, 51, 71, 20000),
+};
+
+static const struct regulator_desc axp813_regulators[] = {
+ AXP_DESC(AXP813, DLDO1, "dldo1", "dldoin", 700, 3300, 100,
+ AXP22X_DLDO1_V_OUT, 0x1f, AXP22X_PWR_OUT_CTRL2, BIT(3)),
+ AXP_DESC(AXP813, DLDO2, "dldo2", "dldoin", 700, 4200, 100,
+ AXP22X_DLDO2_V_OUT, 0x1f, AXP22X_PWR_OUT_CTRL2, BIT(4)),
+ AXP_DESC(AXP813, DLDO3, "dldo3", "dldoin", 700, 3300, 100,
+ AXP22X_DLDO2_V_OUT, 0x1f, AXP22X_PWR_OUT_CTRL2, BIT(5)),
+ AXP_DESC(AXP813, DLDO4, "dldo4", "dldoin", 700, 3300, 100,
+ AXP22X_DLDO2_V_OUT, 0x1f, AXP22X_PWR_OUT_CTRL2, BIT(6)),
+ AXP_DESC(AXP813, ELDO1, "eldo1", "eldoin", 700, 1900, 50,
+ AXP22X_ELDO1_V_OUT, 0x1f, AXP22X_PWR_OUT_CTRL2, BIT(0)),
+ AXP_DESC(AXP813, ELDO2, "eldo2", "eldoin", 700, 1900, 50,
+ AXP22X_ELDO2_V_OUT, 0x1f, AXP22X_PWR_OUT_CTRL2, BIT(1)),
+ AXP_DESC(AXP813, ELDO3, "eldo3", "eldoin", 700, 1900, 50,
+ AXP22X_ELDO3_V_OUT, 0x1f, AXP22X_PWR_OUT_CTRL2, BIT(2)),
+ AXP_DESC(AXP813, FLDO1, "fldo1", "fldoin", 700, 1450, 50,
+ AXP813_FLDO1_V_OUT, 0x0f, AXP22X_PWR_OUT_CTRL3, BIT(2)),
+ AXP_DESC(AXP813, FLDO2, "fldo2", "fldoin", 700, 1450, 50,
+ AXP813_FLDO2_V_OUT, 0x0f, AXP22X_PWR_OUT_CTRL3, BIT(3)),
+ AXP_DESC(AXP813, DCDC1, "dcdc1", "vin1", 1600, 3400, 100,
+ AXP813_DCDC1_V_OUT, 0x1f, AXP22X_PWR_OUT_CTRL1, BIT(0)),
+ AXP_DESC_RANGES(AXP813, DCDC2, "dcdc2", "vin2", axp813_dcdc2_4_ranges,
+ 76, AXP813_DCDC2_V_OUT, 0x7f, AXP22X_PWR_OUT_CTRL1,
+ BIT(1)),
+ AXP_DESC_RANGES(AXP813, DCDC3, "dcdc3", "vin3", axp813_dcdc2_4_ranges,
+ 76, AXP813_DCDC3_V_OUT, 0x7f, AXP22X_PWR_OUT_CTRL1,
+ BIT(2)),
+ AXP_DESC_RANGES(AXP813, DCDC4, "dcdc4", "vin4", axp813_dcdc2_4_ranges,
+ 76, AXP813_DCDC4_V_OUT, 0x7f, AXP22X_PWR_OUT_CTRL1,
+ BIT(3)),
+ AXP_DESC_RANGES(AXP813, DCDC5, "dcdc5", "vin5", axp813_dcdc5_ranges,
+ 69, AXP813_DCDC5_V_OUT, 0x7f, AXP22X_PWR_OUT_CTRL1,
+ BIT(4)),
+ AXP_DESC_RANGES(AXP813, DCDC6, "dcdc6", "vin6", axp813_dcdc6_7_ranges,
+ 72, AXP813_DCDC6_V_OUT, 0x7f, AXP22X_PWR_OUT_CTRL1,
+ BIT(5)),
+ AXP_DESC_RANGES(AXP813, DCDC7, "dcdc7", "vin7", axp813_dcdc6_7_ranges,
+ 72, AXP813_DCDC7_V_OUT, 0x7f, AXP22X_PWR_OUT_CTRL1,
+ BIT(6)),
+ AXP_DESC_FIXED(AXP813, RTC_LDO, "rtc_ldo", "ips", 3000),
+ AXP_DESC(AXP813, ALDO1, "aldo1", "aldoin", 700, 3300, 100,
+ AXP22X_ALDO1_V_OUT, 0x1f, AXP22X_PWR_OUT_CTRL3, BIT(5)),
+ AXP_DESC(AXP813, ALDO2, "aldo2", "aldoin", 700, 3300, 100,
+ AXP22X_ALDO2_V_OUT, 0x1f, AXP22X_PWR_OUT_CTRL3, BIT(6)),
+ AXP_DESC(AXP813, ALDO3, "aldo3", "aldoin", 700, 3300, 100,
+ AXP22X_ALDO3_V_OUT, 0x1f, AXP22X_PWR_OUT_CTRL3, BIT(7)),
+ AXP_DESC_IO(AXP813, LDO_IO0, "ldo_io0", "ips", 700, 3300, 100,
+ AXP22X_LDO_IO0_V_OUT, 0x1f, AXP20X_GPIO0_CTRL, 0x07,
+ AXP22X_IO_ENABLED, AXP22X_IO_DISABLED),
+ AXP_DESC_IO(AXP813, LDO_IO1, "ldo_io1", "ips", 700, 3300, 100,
+ AXP22X_LDO_IO1_V_OUT, 0x1f, AXP20X_GPIO1_CTRL, 0x07,
+ AXP22X_IO_ENABLED, AXP22X_IO_DISABLED),
+ /* secondary switchable output of DCDC1 */
+ AXP_DESC_SW(AXP813, DC1SW, "dc1sw", NULL, AXP22X_PWR_OUT_CTRL2,
+ BIT(7)),
+};
+
static int axp20x_set_dcdc_freq(struct platform_device *pdev, u32 dcdcfreq)
{
struct axp20x_dev *axp20x = dev_get_drvdata(pdev->dev.parent);
@@ -444,6 +516,10 @@ static int axp20x_regulator_probe(struct platform_device *pdev)
regulators = axp809_regulators;
nregulators = AXP809_REG_ID_MAX;
break;
+ case AXP813_ID:
+ regulators = axp813_regulators;
+ nregulators = AXP813_REG_ID_MAX;
+ break;
default:
dev_err(&pdev->dev, "Unsupported AXP variant: %ld\n",
axp20x->variant);
@@ -467,7 +543,8 @@ static int axp20x_regulator_probe(struct platform_device *pdev)
* name.
*/
if ((regulators == axp22x_regulators && i == AXP22X_DC1SW) ||
- (regulators == axp809_regulators && i == AXP809_DC1SW)) {
+ (regulators == axp809_regulators && i == AXP809_DC1SW) ||
+ (regulators == axp813_regulators && i == AXP813_DC1SW)) {
new_desc = devm_kzalloc(&pdev->dev, sizeof(*desc),
GFP_KERNEL);
*new_desc = regulators[i];
@@ -505,7 +582,8 @@ static int axp20x_regulator_probe(struct platform_device *pdev)
* Save AXP22X DCDC1 / DCDC5 regulator names for later.
*/
if ((regulators == axp22x_regulators && i == AXP22X_DCDC1) ||
- (regulators == axp809_regulators && i == AXP809_DCDC1))
+ (regulators == axp809_regulators && i == AXP809_DCDC1) ||
+ (regulators == axp813_regulators && i == AXP813_DCDC1))
of_property_read_string(rdev->dev.of_node,
"regulator-name",
&dcdc1_name);
diff --git a/include/linux/mfd/axp20x.h b/include/linux/mfd/axp20x.h
index 0be4982..637fb7c 100644
--- a/include/linux/mfd/axp20x.h
+++ b/include/linux/mfd/axp20x.h
@@ -21,6 +21,7 @@ enum {
AXP223_ID,
AXP288_ID,
AXP809_ID,
+ AXP813_ID,
NR_AXP20X_VARIANTS,
};
@@ -91,6 +92,16 @@ enum {
#define AXP22X_ALDO3_V_OUT 0x2a
#define AXP22X_CHRG_CTRL3 0x35
+#define AXP813_FLDO1_V_OUT 0x1c
+#define AXP813_FLDO2_V_OUT 0x1d
+#define AXP813_DCDC1_V_OUT 0x20
+#define AXP813_DCDC2_V_OUT 0x21
+#define AXP813_DCDC3_V_OUT 0x22
+#define AXP813_DCDC4_V_OUT 0x23
+#define AXP813_DCDC5_V_OUT 0x24
+#define AXP813_DCDC6_V_OUT 0x25
+#define AXP813_DCDC7_V_OUT 0x26
+
/* Interrupt */
#define AXP152_IRQ1_EN 0x40
#define AXP152_IRQ2_EN 0x41
@@ -288,6 +299,33 @@ enum {
AXP809_REG_ID_MAX,
};
+enum {
+ AXP813_DCDC1 = 0,
+ AXP813_DCDC2,
+ AXP813_DCDC3,
+ AXP813_DCDC4,
+ AXP813_DCDC5,
+ AXP813_DCDC6,
+ AXP813_DCDC7,
+ AXP813_RTC_LDO,
+ AXP813_ALDO1,
+ AXP813_ALDO2,
+ AXP813_ALDO3,
+ AXP813_DLDO1,
+ AXP813_DLDO2,
+ AXP813_DLDO3,
+ AXP813_DLDO4,
+ AXP813_ELDO1,
+ AXP813_ELDO2,
+ AXP813_ELDO3,
+ AXP813_FLDO1,
+ AXP813_FLDO2,
+ AXP813_LDO_IO0,
+ AXP813_LDO_IO1,
+ AXP813_DC1SW,
+ AXP813_REG_ID_MAX,
+};
+
/* IRQs */
enum {
AXP152_IRQ_LDO0IN_CONNECT = 1,
--
2.9.2
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