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path: root/drivers/regulator/wm831x-ldo.c
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Diffstat (limited to 'drivers/regulator/wm831x-ldo.c')
-rw-r--r--drivers/regulator/wm831x-ldo.c140
1 files changed, 33 insertions, 107 deletions
diff --git a/drivers/regulator/wm831x-ldo.c b/drivers/regulator/wm831x-ldo.c
index 344beb8413a3..9fe71dc20c3f 100644
--- a/drivers/regulator/wm831x-ldo.c
+++ b/drivers/regulator/wm831x-ldo.c
@@ -47,41 +47,6 @@ struct wm831x_ldo {
* Shared
*/
-static int wm831x_ldo_is_enabled(struct regulator_dev *rdev)
-{
- struct wm831x_ldo *ldo = rdev_get_drvdata(rdev);
- struct wm831x *wm831x = ldo->wm831x;
- int mask = 1 << rdev_get_id(rdev);
- int reg;
-
- reg = wm831x_reg_read(wm831x, WM831X_LDO_ENABLE);
- if (reg < 0)
- return reg;
-
- if (reg & mask)
- return 1;
- else
- return 0;
-}
-
-static int wm831x_ldo_enable(struct regulator_dev *rdev)
-{
- struct wm831x_ldo *ldo = rdev_get_drvdata(rdev);
- struct wm831x *wm831x = ldo->wm831x;
- int mask = 1 << rdev_get_id(rdev);
-
- return wm831x_set_bits(wm831x, WM831X_LDO_ENABLE, mask, mask);
-}
-
-static int wm831x_ldo_disable(struct regulator_dev *rdev)
-{
- struct wm831x_ldo *ldo = rdev_get_drvdata(rdev);
- struct wm831x *wm831x = ldo->wm831x;
- int mask = 1 << rdev_get_id(rdev);
-
- return wm831x_set_bits(wm831x, WM831X_LDO_ENABLE, mask, 0);
-}
-
static irqreturn_t wm831x_ldo_uv_irq(int irq, void *data)
{
struct wm831x_ldo *ldo = data;
@@ -161,22 +126,6 @@ static int wm831x_gp_ldo_set_suspend_voltage(struct regulator_dev *rdev,
return wm831x_gp_ldo_set_voltage_int(rdev, reg, uV, uV, &selector);
}
-static int wm831x_gp_ldo_get_voltage_sel(struct regulator_dev *rdev)
-{
- struct wm831x_ldo *ldo = rdev_get_drvdata(rdev);
- struct wm831x *wm831x = ldo->wm831x;
- int reg = ldo->base + WM831X_LDO_ON_CONTROL;
- int ret;
-
- ret = wm831x_reg_read(wm831x, reg);
- if (ret < 0)
- return ret;
-
- ret &= WM831X_LDO1_ON_VSEL_MASK;
-
- return ret;
-}
-
static unsigned int wm831x_gp_ldo_get_mode(struct regulator_dev *rdev)
{
struct wm831x_ldo *ldo = rdev_get_drvdata(rdev);
@@ -294,7 +243,7 @@ static unsigned int wm831x_gp_ldo_get_optimum_mode(struct regulator_dev *rdev,
static struct regulator_ops wm831x_gp_ldo_ops = {
.list_voltage = wm831x_gp_ldo_list_voltage,
- .get_voltage_sel = wm831x_gp_ldo_get_voltage_sel,
+ .get_voltage_sel = regulator_get_voltage_sel_regmap,
.set_voltage = wm831x_gp_ldo_set_voltage,
.set_suspend_voltage = wm831x_gp_ldo_set_suspend_voltage,
.get_mode = wm831x_gp_ldo_get_mode,
@@ -302,9 +251,9 @@ static struct regulator_ops wm831x_gp_ldo_ops = {
.get_status = wm831x_gp_ldo_get_status,
.get_optimum_mode = wm831x_gp_ldo_get_optimum_mode,
- .is_enabled = wm831x_ldo_is_enabled,
- .enable = wm831x_ldo_enable,
- .disable = wm831x_ldo_disable,
+ .is_enabled = regulator_is_enabled_regmap,
+ .enable = regulator_enable_regmap,
+ .disable = regulator_disable_regmap,
};
static __devinit int wm831x_gp_ldo_probe(struct platform_device *pdev)
@@ -325,9 +274,6 @@ static __devinit int wm831x_gp_ldo_probe(struct platform_device *pdev)
dev_dbg(&pdev->dev, "Probing LDO%d\n", id + 1);
- if (pdata == NULL || pdata->ldo[id] == NULL)
- return -ENODEV;
-
ldo = devm_kzalloc(&pdev->dev, sizeof(struct wm831x_ldo), GFP_KERNEL);
if (ldo == NULL) {
dev_err(&pdev->dev, "Unable to allocate private data\n");
@@ -356,10 +302,16 @@ static __devinit int wm831x_gp_ldo_probe(struct platform_device *pdev)
ldo->desc.n_voltages = WM831X_GP_LDO_MAX_SELECTOR + 1;
ldo->desc.ops = &wm831x_gp_ldo_ops;
ldo->desc.owner = THIS_MODULE;
+ ldo->desc.vsel_reg = ldo->base + WM831X_LDO_ON_CONTROL;
+ ldo->desc.vsel_mask = WM831X_LDO1_ON_VSEL_MASK;
+ ldo->desc.enable_reg = WM831X_LDO_ENABLE;
+ ldo->desc.enable_mask = 1 << id;
config.dev = pdev->dev.parent;
- config.init_data = pdata->ldo[id];
+ if (pdata)
+ config.init_data = pdata->ldo[id];
config.driver_data = ldo;
+ config.regmap = wm831x->regmap;
ldo->regulator = regulator_register(&ldo->desc, &config);
if (IS_ERR(ldo->regulator)) {
@@ -478,22 +430,6 @@ static int wm831x_aldo_set_suspend_voltage(struct regulator_dev *rdev,
return wm831x_aldo_set_voltage_int(rdev, reg, uV, uV, &selector);
}
-static int wm831x_aldo_get_voltage_sel(struct regulator_dev *rdev)
-{
- struct wm831x_ldo *ldo = rdev_get_drvdata(rdev);
- struct wm831x *wm831x = ldo->wm831x;
- int reg = ldo->base + WM831X_LDO_ON_CONTROL;
- int ret;
-
- ret = wm831x_reg_read(wm831x, reg);
- if (ret < 0)
- return ret;
-
- ret &= WM831X_LDO7_ON_VSEL_MASK;
-
- return ret;
-}
-
static unsigned int wm831x_aldo_get_mode(struct regulator_dev *rdev)
{
struct wm831x_ldo *ldo = rdev_get_drvdata(rdev);
@@ -569,16 +505,16 @@ static int wm831x_aldo_get_status(struct regulator_dev *rdev)
static struct regulator_ops wm831x_aldo_ops = {
.list_voltage = wm831x_aldo_list_voltage,
- .get_voltage_sel = wm831x_aldo_get_voltage_sel,
+ .get_voltage_sel = regulator_get_voltage_sel_regmap,
.set_voltage = wm831x_aldo_set_voltage,
.set_suspend_voltage = wm831x_aldo_set_suspend_voltage,
.get_mode = wm831x_aldo_get_mode,
.set_mode = wm831x_aldo_set_mode,
.get_status = wm831x_aldo_get_status,
- .is_enabled = wm831x_ldo_is_enabled,
- .enable = wm831x_ldo_enable,
- .disable = wm831x_ldo_disable,
+ .is_enabled = regulator_is_enabled_regmap,
+ .enable = regulator_enable_regmap,
+ .disable = regulator_disable_regmap,
};
static __devinit int wm831x_aldo_probe(struct platform_device *pdev)
@@ -599,9 +535,6 @@ static __devinit int wm831x_aldo_probe(struct platform_device *pdev)
dev_dbg(&pdev->dev, "Probing LDO%d\n", id + 1);
- if (pdata == NULL || pdata->ldo[id] == NULL)
- return -ENODEV;
-
ldo = devm_kzalloc(&pdev->dev, sizeof(struct wm831x_ldo), GFP_KERNEL);
if (ldo == NULL) {
dev_err(&pdev->dev, "Unable to allocate private data\n");
@@ -630,10 +563,16 @@ static __devinit int wm831x_aldo_probe(struct platform_device *pdev)
ldo->desc.n_voltages = WM831X_ALDO_MAX_SELECTOR + 1;
ldo->desc.ops = &wm831x_aldo_ops;
ldo->desc.owner = THIS_MODULE;
+ ldo->desc.vsel_reg = ldo->base + WM831X_LDO_ON_CONTROL;
+ ldo->desc.vsel_mask = WM831X_LDO7_ON_VSEL_MASK;
+ ldo->desc.enable_reg = WM831X_LDO_ENABLE;
+ ldo->desc.enable_mask = 1 << id;
config.dev = pdev->dev.parent;
- config.init_data = pdata->ldo[id];
+ if (pdata)
+ config.init_data = pdata->ldo[id];
config.driver_data = ldo;
+ config.regmap = wm831x->regmap;
ldo->regulator = regulator_register(&ldo->desc, &config);
if (IS_ERR(ldo->regulator)) {
@@ -739,22 +678,6 @@ static int wm831x_alive_ldo_set_suspend_voltage(struct regulator_dev *rdev,
return wm831x_alive_ldo_set_voltage_int(rdev, reg, uV, uV, &selector);
}
-static int wm831x_alive_ldo_get_voltage_sel(struct regulator_dev *rdev)
-{
- struct wm831x_ldo *ldo = rdev_get_drvdata(rdev);
- struct wm831x *wm831x = ldo->wm831x;
- int reg = ldo->base + WM831X_ALIVE_LDO_ON_CONTROL;
- int ret;
-
- ret = wm831x_reg_read(wm831x, reg);
- if (ret < 0)
- return ret;
-
- ret &= WM831X_LDO11_ON_VSEL_MASK;
-
- return ret;
-}
-
static int wm831x_alive_ldo_get_status(struct regulator_dev *rdev)
{
struct wm831x_ldo *ldo = rdev_get_drvdata(rdev);
@@ -774,14 +697,14 @@ static int wm831x_alive_ldo_get_status(struct regulator_dev *rdev)
static struct regulator_ops wm831x_alive_ldo_ops = {
.list_voltage = wm831x_alive_ldo_list_voltage,
- .get_voltage_sel = wm831x_alive_ldo_get_voltage_sel,
+ .get_voltage_sel = regulator_get_voltage_sel_regmap,
.set_voltage = wm831x_alive_ldo_set_voltage,
.set_suspend_voltage = wm831x_alive_ldo_set_suspend_voltage,
.get_status = wm831x_alive_ldo_get_status,
- .is_enabled = wm831x_ldo_is_enabled,
- .enable = wm831x_ldo_enable,
- .disable = wm831x_ldo_disable,
+ .is_enabled = regulator_is_enabled_regmap,
+ .enable = regulator_enable_regmap,
+ .disable = regulator_disable_regmap,
};
static __devinit int wm831x_alive_ldo_probe(struct platform_device *pdev)
@@ -803,9 +726,6 @@ static __devinit int wm831x_alive_ldo_probe(struct platform_device *pdev)
dev_dbg(&pdev->dev, "Probing LDO%d\n", id + 1);
- if (pdata == NULL || pdata->ldo[id] == NULL)
- return -ENODEV;
-
ldo = devm_kzalloc(&pdev->dev, sizeof(struct wm831x_ldo), GFP_KERNEL);
if (ldo == NULL) {
dev_err(&pdev->dev, "Unable to allocate private data\n");
@@ -834,10 +754,16 @@ static __devinit int wm831x_alive_ldo_probe(struct platform_device *pdev)
ldo->desc.n_voltages = WM831X_ALIVE_LDO_MAX_SELECTOR + 1;
ldo->desc.ops = &wm831x_alive_ldo_ops;
ldo->desc.owner = THIS_MODULE;
+ ldo->desc.vsel_reg = ldo->base + WM831X_ALIVE_LDO_ON_CONTROL;
+ ldo->desc.vsel_mask = WM831X_LDO11_ON_VSEL_MASK;
+ ldo->desc.enable_reg = WM831X_LDO_ENABLE;
+ ldo->desc.enable_mask = 1 << id;
config.dev = pdev->dev.parent;
- config.init_data = pdata->ldo[id];
+ if (pdata)
+ config.init_data = pdata->ldo[id];
config.driver_data = ldo;
+ config.regmap = wm831x->regmap;
ldo->regulator = regulator_register(&ldo->desc, &config);
if (IS_ERR(ldo->regulator)) {
generated by cgit (git 2.34.1) at 2025-02-28 08:48:50 +0000