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path: root/drivers/regulator/arizona-micsupp.c
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Diffstat (limited to 'drivers/regulator/arizona-micsupp.c')
-rw-r--r--drivers/regulator/arizona-micsupp.c72
1 files changed, 70 insertions, 2 deletions
diff --git a/drivers/regulator/arizona-micsupp.c b/drivers/regulator/arizona-micsupp.c
index be0d46da51a1..ae1a5de3e57d 100644
--- a/drivers/regulator/arizona-micsupp.c
+++ b/drivers/regulator/arizona-micsupp.c
@@ -16,7 +16,6 @@
#include <linux/regulator/driver.h>
#include <linux/regulator/machine.h>
#include <linux/regulator/of_regulator.h>
-#include <linux/gpio.h>
#include <linux/slab.h>
#include <linux/workqueue.h>
#include <sound/soc.h>
@@ -25,6 +24,10 @@
#include <linux/mfd/arizona/pdata.h>
#include <linux/mfd/arizona/registers.h>
+#include <linux/mfd/madera/core.h>
+#include <linux/mfd/madera/pdata.h>
+#include <linux/mfd/madera/registers.h>
+
#include <linux/regulator/arizona-micsupp.h>
struct arizona_micsupp {
@@ -200,6 +203,28 @@ static const struct regulator_init_data arizona_micsupp_ext_default = {
.num_consumer_supplies = 1,
};
+static const struct regulator_desc madera_micsupp = {
+ .name = "MICVDD",
+ .supply_name = "CPVDD1",
+ .type = REGULATOR_VOLTAGE,
+ .n_voltages = 40,
+ .ops = &arizona_micsupp_ops,
+
+ .vsel_reg = MADERA_LDO2_CONTROL_1,
+ .vsel_mask = MADERA_LDO2_VSEL_MASK,
+ .enable_reg = MADERA_MIC_CHARGE_PUMP_1,
+ .enable_mask = MADERA_CPMIC_ENA,
+ .bypass_reg = MADERA_MIC_CHARGE_PUMP_1,
+ .bypass_mask = MADERA_CPMIC_BYPASS,
+
+ .linear_ranges = arizona_micsupp_ext_ranges,
+ .n_linear_ranges = ARRAY_SIZE(arizona_micsupp_ext_ranges),
+
+ .enable_time = 3000,
+
+ .owner = THIS_MODULE,
+};
+
static int arizona_micsupp_of_get_pdata(struct arizona_micsupp_pdata *pdata,
struct regulator_config *config,
const struct regulator_desc *desc)
@@ -316,6 +341,24 @@ static int arizona_micsupp_probe(struct platform_device *pdev)
&arizona->pdata.micvdd);
}
+static int madera_micsupp_probe(struct platform_device *pdev)
+{
+ struct madera *madera = dev_get_drvdata(pdev->dev.parent);
+ struct arizona_micsupp *micsupp;
+
+ micsupp = devm_kzalloc(&pdev->dev, sizeof(*micsupp), GFP_KERNEL);
+ if (!micsupp)
+ return -ENOMEM;
+
+ micsupp->regmap = madera->regmap;
+ micsupp->dapm = &madera->dapm;
+ micsupp->dev = madera->dev;
+ micsupp->init_data = arizona_micsupp_ext_default;
+
+ return arizona_micsupp_common_init(pdev, micsupp, &madera_micsupp,
+ &madera->pdata.micvdd);
+}
+
static struct platform_driver arizona_micsupp_driver = {
.probe = arizona_micsupp_probe,
.driver = {
@@ -323,10 +366,35 @@ static struct platform_driver arizona_micsupp_driver = {
},
};
-module_platform_driver(arizona_micsupp_driver);
+static struct platform_driver madera_micsupp_driver = {
+ .probe = madera_micsupp_probe,
+ .driver = {
+ .name = "madera-micsupp",
+ },
+};
+
+static struct platform_driver * const arizona_micsupp_drivers[] = {
+ &arizona_micsupp_driver,
+ &madera_micsupp_driver,
+};
+
+static int __init arizona_micsupp_init(void)
+{
+ return platform_register_drivers(arizona_micsupp_drivers,
+ ARRAY_SIZE(arizona_micsupp_drivers));
+}
+module_init(arizona_micsupp_init);
+
+static void __exit arizona_micsupp_exit(void)
+{
+ platform_unregister_drivers(arizona_micsupp_drivers,
+ ARRAY_SIZE(arizona_micsupp_drivers));
+}
+module_exit(arizona_micsupp_exit);
/* Module information */
MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.com>");
MODULE_DESCRIPTION("Arizona microphone supply driver");
MODULE_LICENSE("GPL");
MODULE_ALIAS("platform:arizona-micsupp");
+MODULE_ALIAS("platform:madera-micsupp");