regulator: ab8500: delete non-devicetree probe path

The Ux500 platform has been converted to do device-tree only
boots, no longer supports platform data passing, so this
probe path is unused. Delete it, simplifying the driver a
whole lot.

Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Mark Brown <broonie@linaro.org>

1 files changed, 8 insertions, 94 deletions

diff --git a/drivers/regulator/ab8500.c b/drivers/regulator/ab8500.c
index 603f192e84f1..0f86695b737a 100644
--- a/drivers/regulator/ab8500.c
+++ b/drivers/regulator/ab8500.c
@@ -2998,37 +2998,6 @@ static void abx500_get_regulator_info(struct ab8500 *ab8500)
         }
 }
 
-static int ab8500_regulator_init_registers(struct platform_device *pdev,
-                                           int id, int mask, int value)
-{
-        struct ab8500_reg_init *reg_init = abx500_regulator.init;
-        int err;
-
-        BUG_ON(value & ~mask);
-        BUG_ON(mask & ~reg_init[id].mask);
-
-        /* initialize register */
-        err = abx500_mask_and_set_register_interruptible(
-                &pdev->dev,
-                reg_init[id].bank,
-                reg_init[id].addr,
-                mask, value);
-        if (err < 0) {
-                dev_err(&pdev->dev,
-                        "Failed to initialize 0x%02x, 0x%02x.\n",
-                        reg_init[id].bank,
-                        reg_init[id].addr);
-                return err;
-        }
-        dev_vdbg(&pdev->dev,
-                 "  init: 0x%02x, 0x%02x, 0x%02x, 0x%02x\n",
-                 reg_init[id].bank,
-                 reg_init[id].addr,
-                 mask, value);
-
-        return 0;
-}
-
 static int ab8500_regulator_register(struct platform_device *pdev,
                                      struct regulator_init_data *init_data,
                                      int id, struct device_node *np)
@@ -3095,9 +3064,7 @@ static int ab8500_regulator_probe(struct platform_device *pdev)
 {
         struct ab8500 *ab8500 = dev_get_drvdata(pdev->dev.parent);
         struct device_node *np = pdev->dev.of_node;
-        struct ab8500_platform_data *ppdata;
-        struct ab8500_regulator_platform_data *pdata;
-        int i, err;
+        int err;
 
         if (!ab8500) {
                 dev_err(&pdev->dev, "null mfd parent\n");
@@ -3106,68 +3073,15 @@ static int ab8500_regulator_probe(struct platform_device *pdev)
 
         abx500_get_regulator_info(ab8500);
 
-        if (np) {
-                err = of_regulator_match(&pdev->dev, np,
-                                         abx500_regulator.match,
-                                         abx500_regulator.match_size);
-                if (err < 0) {
-                        dev_err(&pdev->dev,
-                                "Error parsing regulator init data: %d\n", err);
-                        return err;
-                }
-
-                err = ab8500_regulator_of_probe(pdev, np);
-                return err;
-        }
-
-        ppdata = dev_get_platdata(ab8500->dev);
-        if (!ppdata) {
-                dev_err(&pdev->dev, "null parent pdata\n");
-                return -EINVAL;
-        }
-
-        pdata = ppdata->regulator;
-        if (!pdata) {
-                dev_err(&pdev->dev, "null pdata\n");
-                return -EINVAL;
-        }
-
-        /* make sure the platform data has the correct size */
-        if (pdata->num_regulator != abx500_regulator.info_size) {
-                dev_err(&pdev->dev, "Configuration error: size mismatch.\n");
-                return -EINVAL;
-        }
-
-        /* initialize debug (initial state is recorded with this call) */
-        err = ab8500_regulator_debug_init(pdev);
-        if (err)
+        err = of_regulator_match(&pdev->dev, np,
+                                 abx500_regulator.match,
+                                 abx500_regulator.match_size);
+        if (err < 0) {
+                dev_err(&pdev->dev,
+                        "Error parsing regulator init data: %d\n", err);
                 return err;
-
-        /* initialize registers */
-        for (i = 0; i < pdata->num_reg_init; i++) {
-                int id, mask, value;
-
-                id = pdata->reg_init[i].id;
-                mask = pdata->reg_init[i].mask;
-                value = pdata->reg_init[i].value;
-
-                /* check for configuration errors */
-                BUG_ON(id >= abx500_regulator.init_size);
-
-                err = ab8500_regulator_init_registers(pdev, id, mask, value);
-                if (err < 0)
-                        return err;
-        }
-
-        /* register all regulators */
-        for (i = 0; i < abx500_regulator.info_size; i++) {
-                err = ab8500_regulator_register(pdev, &pdata->regulator[i],
-                                                i, NULL);
-                if (err < 0)
-                        return err;
         }
-
-        return 0;
+        return ab8500_regulator_of_probe(pdev, np);
 }
 
 static int ab8500_regulator_remove(struct platform_device *pdev)