Merge remote-tracking branch 'regulator/topic/alias' into regulator-next

[platform/adaptation/renesas_rcar/renesas_kernel.git] / drivers / regulator / palmas-regulator.c

diff --git a/drivers/regulator/palmas-regulator.c b/drivers/regulator/palmas-regulator.c
index 488dfe7..4f79c0d 100644 (file)
--- a/drivers/regulator/palmas-regulator.c
+++ b/drivers/regulator/palmas-regulator.c
@@ -201,13 +201,7 @@ static unsigned int palmas_smps_ramp_delay[4] = {0, 10000, 5000, 2500};
 #define SMPS_CTRL_MODE_ECO             0x02
 #define SMPS_CTRL_MODE_PWM             0x03
 
-/* These values are derived from the data sheet. And are the number of steps
- * where there is a voltage change, the ranges at beginning and end of register
- * max/min values where there are no change are ommitted.
- *
- * So they are basically (maxV-minV)/stepV
- */
-#define PALMAS_SMPS_NUM_VOLTAGES       117
+#define PALMAS_SMPS_NUM_VOLTAGES       122
 #define PALMAS_SMPS10_NUM_VOLTAGES     2
 #define PALMAS_LDO_NUM_VOLTAGES                50
 
@@ -862,7 +856,7 @@ static int palmas_regulators_probe(struct platform_device *pdev)
                        if (ret < 0) {
                                dev_err(&pdev->dev,
                                        "reading TSTEP reg failed: %d\n", ret);
-                               goto err_unregister_regulator;
+                               return ret;
                        }
                        pmic->desc[id].ramp_delay =
                                        palmas_smps_ramp_delay[reg & 0x3];
@@ -874,7 +868,7 @@ static int palmas_regulators_probe(struct platform_device *pdev)
                        reg_init = pdata->reg_init[id];
                        ret = palmas_smps_init(palmas, id, reg_init);
                        if (ret)
-                               goto err_unregister_regulator;
+                               return ret;
                }
 
                /* Register the regulators */
@@ -915,7 +909,7 @@ static int palmas_regulators_probe(struct platform_device *pdev)
 
                        ret = palmas_smps_read(pmic->palmas, addr, &reg);
                        if (ret)
-                               goto err_unregister_regulator;
+                               return ret;
                        if (reg & PALMAS_SMPS12_VOLTAGE_RANGE)
                                pmic->range[id] = 1;
 
@@ -931,7 +925,7 @@ static int palmas_regulators_probe(struct platform_device *pdev)
                        addr = palmas_regs_info[id].ctrl_addr;
                        ret = palmas_smps_read(pmic->palmas, addr, &reg);
                        if (ret)
-                               goto err_unregister_regulator;
+                               return ret;
                        pmic->current_reg_mode[id] = reg &
                                        PALMAS_SMPS12_CTRL_MODE_ACTIVE_MASK;
                }
@@ -947,13 +941,13 @@ static int palmas_regulators_probe(struct platform_device *pdev)
                pmic->desc[id].supply_name = palmas_regs_info[id].sname;
                config.of_node = palmas_matches[id].of_node;
 
-               rdev = regulator_register(&pmic->desc[id], &config);
+               rdev = devm_regulator_register(&pdev->dev, &pmic->desc[id],
+                                              &config);
                if (IS_ERR(rdev)) {
                        dev_err(&pdev->dev,
                                "failed to register %s regulator\n",
                                pdev->name);
-                       ret = PTR_ERR(rdev);
-                       goto err_unregister_regulator;
+                       return PTR_ERR(rdev);
                }
 
                /* Save regulator for cleanup */
@@ -979,6 +973,7 @@ static int palmas_regulators_probe(struct platform_device *pdev)
                        pmic->desc[id].min_uV = 900000;
                        pmic->desc[id].uV_step = 50000;
                        pmic->desc[id].linear_min_sel = 1;
+                       pmic->desc[id].enable_time = 500;
                        pmic->desc[id].vsel_reg =
                                        PALMAS_BASE_TO_REG(PALMAS_LDO_BASE,
                                                palmas_regs_info[id].vsel_addr);
@@ -997,6 +992,11 @@ static int palmas_regulators_probe(struct platform_device *pdev)
                                pmic->desc[id].min_uV = 450000;
                                pmic->desc[id].uV_step = 25000;
                        }
+
+                       /* LOD6 in vibrator mode will have enable time 2000us */
+                       if (pdata && pdata->ldo6_vibrator &&
+                               (id == PALMAS_REG_LDO6))
+                               pmic->desc[id].enable_time = 2000;
                } else {
                        pmic->desc[id].n_voltages = 1;
                        pmic->desc[id].ops = &palmas_ops_extreg;
@@ -1015,13 +1015,13 @@ static int palmas_regulators_probe(struct platform_device *pdev)
                pmic->desc[id].supply_name = palmas_regs_info[id].sname;
                config.of_node = palmas_matches[id].of_node;
 
-               rdev = regulator_register(&pmic->desc[id], &config);
+               rdev = devm_regulator_register(&pdev->dev, &pmic->desc[id],
+                                              &config);
                if (IS_ERR(rdev)) {
                        dev_err(&pdev->dev,
                                "failed to register %s regulator\n",
                                pdev->name);
-                       ret = PTR_ERR(rdev);
-                       goto err_unregister_regulator;
+                       return PTR_ERR(rdev);
                }
 
                /* Save regulator for cleanup */
@@ -1037,31 +1037,14 @@ static int palmas_regulators_probe(struct platform_device *pdev)
                                else
                                        ret = palmas_extreg_init(palmas,
                                                        id, reg_init);
-                               if (ret) {
-                                       regulator_unregister(pmic->rdev[id]);
-                                       goto err_unregister_regulator;
-                               }
+                               if (ret)
+                                       return ret;
                        }
                }
        }
 
 
        return 0;
-
-err_unregister_regulator:
-       while (--id >= 0)
-               regulator_unregister(pmic->rdev[id]);
-       return ret;
-}
-
-static int palmas_regulators_remove(struct platform_device *pdev)
-{
-       struct palmas_pmic *pmic = platform_get_drvdata(pdev);
-       int id;
-
-       for (id = 0; id < PALMAS_NUM_REGS; id++)
-               regulator_unregister(pmic->rdev[id]);
-       return 0;
 }
 
 static struct of_device_id of_palmas_match_tbl[] = {
@@ -1083,7 +1066,6 @@ static struct platform_driver palmas_driver = {
                .owner = THIS_MODULE,
        },
        .probe = palmas_regulators_probe,
-       .remove = palmas_regulators_remove,
 };
 
 static int __init palmas_init(void)