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Message-ID: <1467105729-28249-7-git-send-email-j-keerthy@ti.com>
Date:	Tue, 28 Jun 2016 14:52:09 +0530
From:	Keerthy <j-keerthy@...com>
To:	<dmitry.torokhov@...il.com>, <linus.walleij@...aro.org>,
	<gnurou@...il.com>, <lee.jones@...aro.org>, <broonie@...nel.org>,
	<tony@...mide.com>
CC:	<linux-omap@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	<devicetree@...r.kernel.org>, <linux-gpio@...r.kernel.org>,
	<linux-input@...r.kernel.org>, <robh+dt@...nel.org>,
	<linux-arm-kernel@...ts.infradead.org>, <j-keerthy@...com>
Subject: [PATCH v4 6/6] regulator: tps65218: Remove all the compatibles

Remove all the individual compatibles for all the regulators
and introduce id_table and update the driver accordingly
to parse device tree nodes using the regulator framework.

Acked-by: Mark Brown <broonie@...nel.org>
Signed-off-by: Keerthy <j-keerthy@...com>
---
 drivers/regulator/tps65218-regulator.c | 131 +++++++++++----------------------
 1 file changed, 45 insertions(+), 86 deletions(-)

diff --git a/drivers/regulator/tps65218-regulator.c b/drivers/regulator/tps65218-regulator.c
index 679ab2f..8106cc4 100644
--- a/drivers/regulator/tps65218-regulator.c
+++ b/drivers/regulator/tps65218-regulator.c
@@ -31,10 +31,11 @@
 enum tps65218_regulators { DCDC1, DCDC2, DCDC3, DCDC4,
 			   DCDC5, DCDC6, LDO1, LS3 };
 
-#define TPS65218_REGULATOR(_name, _id, _type, _ops, _n, _vr, _vm, _er, _em, \
-			    _cr, _cm, _lr, _nlr, _delay, _fuv)		\
+#define TPS65218_REGULATOR(_name, _of,  _id, _type, _ops, _n, _vr, _vm, _er,\
+			   _em,  _cr, _cm, _lr, _nlr, _delay, _fuv)	\
 	{							\
 		.name			= _name,		\
+		.of_match		= _of,			\
 		.id			= _id,			\
 		.ops			= &_ops,		\
 		.n_voltages		= _n,			\
@@ -53,14 +54,6 @@ enum tps65218_regulators { DCDC1, DCDC2, DCDC3, DCDC4,
 		.fixed_uV		= _fuv			\
 	}							\
 
-#define TPS65218_INFO(_id, _nm, _min, _max)	\
-	[_id] = {					\
-		.id		= _id,			\
-		.name		= _nm,			\
-		.min_uV		= _min,			\
-		.max_uV		= _max,			\
-	}
-
 static const struct regulator_linear_range dcdc1_dcdc2_ranges[] = {
 	REGULATOR_LINEAR_RANGE(850000, 0x0, 0x32, 10000),
 	REGULATOR_LINEAR_RANGE(1375000, 0x33, 0x3f, 25000),
@@ -76,36 +69,6 @@ static const struct regulator_linear_range dcdc4_ranges[] = {
 	REGULATOR_LINEAR_RANGE(1600000, 0x10, 0x34, 50000),
 };
 
-static struct tps_info tps65218_pmic_regs[] = {
-	TPS65218_INFO(DCDC1, "DCDC1", 850000, 1675000),
-	TPS65218_INFO(DCDC2, "DCDC2", 850000, 1675000),
-	TPS65218_INFO(DCDC3, "DCDC3", 900000, 3400000),
-	TPS65218_INFO(DCDC4, "DCDC4", 1175000, 3400000),
-	TPS65218_INFO(DCDC5, "DCDC5", 1000000, 1000000),
-	TPS65218_INFO(DCDC6, "DCDC6", 1800000, 1800000),
-	TPS65218_INFO(LDO1, "LDO1", 900000, 3400000),
-	TPS65218_INFO(LS3, "LS3", -1, -1),
-};
-
-#define TPS65218_OF_MATCH(comp, label) \
-	{ \
-		.compatible = comp, \
-		.data = &label, \
-	}
-
-static const struct of_device_id tps65218_of_match[] = {
-	TPS65218_OF_MATCH("ti,tps65218-dcdc1", tps65218_pmic_regs[DCDC1]),
-	TPS65218_OF_MATCH("ti,tps65218-dcdc2", tps65218_pmic_regs[DCDC2]),
-	TPS65218_OF_MATCH("ti,tps65218-dcdc3", tps65218_pmic_regs[DCDC3]),
-	TPS65218_OF_MATCH("ti,tps65218-dcdc4", tps65218_pmic_regs[DCDC4]),
-	TPS65218_OF_MATCH("ti,tps65218-dcdc5", tps65218_pmic_regs[DCDC5]),
-	TPS65218_OF_MATCH("ti,tps65218-dcdc6", tps65218_pmic_regs[DCDC6]),
-	TPS65218_OF_MATCH("ti,tps65218-ldo1", tps65218_pmic_regs[LDO1]),
-	TPS65218_OF_MATCH("ti,tps65218-ls3", tps65218_pmic_regs[LS3]),
-	{ }
-};
-MODULE_DEVICE_TABLE(of, tps65218_of_match);
-
 static int tps65218_pmic_set_voltage_sel(struct regulator_dev *dev,
 					 unsigned selector)
 {
@@ -251,92 +214,88 @@ static struct regulator_ops tps65218_dcdc56_pmic_ops = {
 };
 
 static const struct regulator_desc regulators[] = {
-	TPS65218_REGULATOR("DCDC1", TPS65218_DCDC_1, REGULATOR_VOLTAGE,
-			   tps65218_dcdc12_ops, 64, TPS65218_REG_CONTROL_DCDC1,
+	TPS65218_REGULATOR("DCDC1", "regulator-dcdc1", TPS65218_DCDC_1,
+			   REGULATOR_VOLTAGE, tps65218_dcdc12_ops, 64,
+			   TPS65218_REG_CONTROL_DCDC1,
 			   TPS65218_CONTROL_DCDC1_MASK, TPS65218_REG_ENABLE1,
 			   TPS65218_ENABLE1_DC1_EN, 0, 0, dcdc1_dcdc2_ranges,
 			   2, 4000, 0),
-	TPS65218_REGULATOR("DCDC2", TPS65218_DCDC_2, REGULATOR_VOLTAGE,
-			   tps65218_dcdc12_ops, 64, TPS65218_REG_CONTROL_DCDC2,
+	TPS65218_REGULATOR("DCDC2", "regulator-dcdc2", TPS65218_DCDC_2,
+			   REGULATOR_VOLTAGE, tps65218_dcdc12_ops, 64,
+			   TPS65218_REG_CONTROL_DCDC2,
 			   TPS65218_CONTROL_DCDC2_MASK, TPS65218_REG_ENABLE1,
 			   TPS65218_ENABLE1_DC2_EN, 0, 0, dcdc1_dcdc2_ranges,
 			   2, 4000, 0),
-	TPS65218_REGULATOR("DCDC3", TPS65218_DCDC_3, REGULATOR_VOLTAGE,
-			   tps65218_ldo1_dcdc34_ops, 64,
+	TPS65218_REGULATOR("DCDC3", "regulator-dcdc3", TPS65218_DCDC_3,
+			   REGULATOR_VOLTAGE, tps65218_ldo1_dcdc34_ops, 64,
 			   TPS65218_REG_CONTROL_DCDC3,
 			   TPS65218_CONTROL_DCDC3_MASK, TPS65218_REG_ENABLE1,
 			   TPS65218_ENABLE1_DC3_EN, 0, 0, ldo1_dcdc3_ranges, 2,
 			   0, 0),
-	TPS65218_REGULATOR("DCDC4", TPS65218_DCDC_4, REGULATOR_VOLTAGE,
-			   tps65218_ldo1_dcdc34_ops, 53,
+	TPS65218_REGULATOR("DCDC4", "regulator-dcdc4", TPS65218_DCDC_4,
+			   REGULATOR_VOLTAGE, tps65218_ldo1_dcdc34_ops, 53,
 			   TPS65218_REG_CONTROL_DCDC4,
 			   TPS65218_CONTROL_DCDC4_MASK, TPS65218_REG_ENABLE1,
 			   TPS65218_ENABLE1_DC4_EN, 0, 0, dcdc4_ranges, 2,
 			   0, 0),
-	TPS65218_REGULATOR("DCDC5", TPS65218_DCDC_5, REGULATOR_VOLTAGE,
-			   tps65218_dcdc56_pmic_ops, 1, -1, -1,
-			   TPS65218_REG_ENABLE1, TPS65218_ENABLE1_DC5_EN, 0, 0,
-			   NULL, 0, 0, 1000000),
-	TPS65218_REGULATOR("DCDC6", TPS65218_DCDC_6, REGULATOR_VOLTAGE,
-			   tps65218_dcdc56_pmic_ops, 1, -1, -1,
-			   TPS65218_REG_ENABLE1, TPS65218_ENABLE1_DC6_EN, 0, 0,
-			   NULL, 0, 0, 1800000),
-	TPS65218_REGULATOR("LDO1", TPS65218_LDO_1, REGULATOR_VOLTAGE,
-			   tps65218_ldo1_dcdc34_ops, 64,
+	TPS65218_REGULATOR("DCDC5", "regulator-dcdc5", TPS65218_DCDC_5,
+			   REGULATOR_VOLTAGE, tps65218_dcdc56_pmic_ops, 1, -1,
+			   -1, TPS65218_REG_ENABLE1, TPS65218_ENABLE1_DC5_EN, 0,
+			   0, NULL, 0, 0, 1000000),
+	TPS65218_REGULATOR("DCDC6", "regulator-dcdc6", TPS65218_DCDC_6,
+			   REGULATOR_VOLTAGE, tps65218_dcdc56_pmic_ops, 1, -1,
+			   -1, TPS65218_REG_ENABLE1, TPS65218_ENABLE1_DC6_EN, 0,
+			   0, NULL, 0, 0, 1800000),
+	TPS65218_REGULATOR("LDO1", "regulator-ldo1", TPS65218_LDO_1,
+			   REGULATOR_VOLTAGE, tps65218_ldo1_dcdc34_ops, 64,
 			   TPS65218_REG_CONTROL_LDO1,
 			   TPS65218_CONTROL_LDO1_MASK, TPS65218_REG_ENABLE2,
 			   TPS65218_ENABLE2_LDO1_EN, 0, 0, ldo1_dcdc3_ranges,
 			   2, 0, 0),
-	TPS65218_REGULATOR("LS3", TPS65218_LS_3, REGULATOR_CURRENT,
-			   tps65218_ls3_ops, 0, 0, 0, TPS65218_REG_ENABLE2,
-			   TPS65218_ENABLE2_LS3_EN, TPS65218_REG_CONFIG2,
-			   TPS65218_CONFIG2_LS3ILIM_MASK, NULL, 0, 0, 0),
+	TPS65218_REGULATOR("LS3", "regulator-ls3", TPS65218_LS_3,
+			   REGULATOR_CURRENT, tps65218_ls3_ops, 0, 0, 0,
+			   TPS65218_REG_ENABLE2, TPS65218_ENABLE2_LS3_EN,
+			   TPS65218_REG_CONFIG2, TPS65218_CONFIG2_LS3ILIM_MASK,
+			   NULL, 0, 0, 0),
 };
 
 static int tps65218_regulator_probe(struct platform_device *pdev)
 {
 	struct tps65218 *tps = dev_get_drvdata(pdev->dev.parent);
-	struct regulator_init_data *init_data;
-	const struct tps_info	*template;
 	struct regulator_dev *rdev;
-	const struct of_device_id	*match;
 	struct regulator_config config = { };
-	int id;
-
-	match = of_match_device(tps65218_of_match, &pdev->dev);
-	if (!match)
-		return -ENODEV;
-
-	template = match->data;
-	id = template->id;
-	init_data = of_get_regulator_init_data(&pdev->dev, pdev->dev.of_node,
-					       &regulators[id]);
+	int i;
 
-	platform_set_drvdata(pdev, tps);
-
-	tps->info[id] = &tps65218_pmic_regs[id];
 	config.dev = &pdev->dev;
-	config.init_data = init_data;
+	config.dev->of_node = tps->dev->of_node;
 	config.driver_data = tps;
 	config.regmap = tps->regmap;
-	config.of_node = pdev->dev.of_node;
 
-	rdev = devm_regulator_register(&pdev->dev, &regulators[id], &config);
-	if (IS_ERR(rdev)) {
-		dev_err(tps->dev, "failed to register %s regulator\n",
-			pdev->name);
-		return PTR_ERR(rdev);
+	for (i = 0; i < ARRAY_SIZE(regulators); i++) {
+		rdev = devm_regulator_register(&pdev->dev, &regulators[i],
+					       &config);
+		if (IS_ERR(rdev)) {
+			dev_err(tps->dev, "failed to register %s regulator\n",
+				pdev->name);
+			return PTR_ERR(rdev);
+		}
 	}
 
 	return 0;
 }
 
+static const struct platform_device_id tps65218_regulator_id_table[] = {
+	{ "tps65218-regulator", },
+	{ /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(platform, tps65218_regulator_id_table);
+
 static struct platform_driver tps65218_regulator_driver = {
 	.driver = {
 		.name = "tps65218-pmic",
-		.of_match_table = tps65218_of_match,
 	},
 	.probe = tps65218_regulator_probe,
+	.id_table = tps65218_regulator_id_table,
 };
 
 module_platform_driver(tps65218_regulator_driver);
-- 
1.9.1

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