linux-kernel - [PATCH 54/73] regulator: ab8500: Add voltage selection for AUDIO and ANA on AB8505

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Message-Id: <1359978868-28736-55-git-send-email-lee.jones@linaro.org>
Date:	Mon,  4 Feb 2013 11:54:09 +0000
From:	Lee Jones <lee.jones@...aro.org>
To:	linux-kernel@...r.kernel.org, broonie@...nsource.wolfsonmicro.com
Cc:	Lee Jones <lee.jones@...aro.org>,
	Rabin Vincent <rabin.vincent@...ricsson.com>
Subject: [PATCH 54/73] regulator: ab8500: Add voltage selection for AUDIO and ANA on AB8505

Signed-off-by: Rabin Vincent <rabin.vincent@...ricsson.com>
Signed-off-by: Lee Jones <lee.jones@...aro.org>
Reviewed-by: Daniel WILLERUD <daniel.willerud@...ricsson.com>
Reviewed-by: Jonas ABERG <jonas.aberg@...ricsson.com>
Tested-by: Marcus COOPER <marcus.xm.cooper@...ricsson.com>
---
 drivers/regulator/ab8500.c |   55 +++++++++++++++++++++++++++++++++++++++-----
 1 file changed, 49 insertions(+), 6 deletions(-)

diff --git a/drivers/regulator/ab8500.c b/drivers/regulator/ab8500.c
index 392e469..f78cad5 100644
--- a/drivers/regulator/ab8500.c
+++ b/drivers/regulator/ab8500.c
@@ -163,6 +163,28 @@ static const int fixed_3300000_voltage[] = {
 	3300000,
 };
 
+static const int ldo_vana_voltages[] = {
+	1050000,
+	1075000,
+	1100000,
+	1125000,
+	1150000,
+	1175000,
+	1200000,
+	1225000,
+};
+
+static const int ldo_vaudio_voltages[] = {
+	2000000,
+	2100000,
+	2200000,
+	2300000,
+	2400000,
+	2500000,
+	2600000,
+	2600000,	/* Duplicated in Vaudio and IsoUicc Control register. */
+};
+
 static int ab8500_regulator_enable(struct regulator_dev *rdev)
 {
 	int ret;
@@ -414,6 +436,16 @@ static struct regulator_ops ab8500_regulator_volt_mode_ops = {
 	.set_voltage_time_sel 	= ab8500_regulator_set_voltage_time_sel,
 };
 
+static struct regulator_ops ab8500_regulator_volt_ops = {
+	.enable		= ab8500_regulator_enable,
+	.disable	= ab8500_regulator_disable,
+	.is_enabled	= ab8500_regulator_is_enabled,
+	.get_voltage_sel = ab8500_regulator_get_voltage_sel,
+	.set_voltage_sel = ab8500_regulator_set_voltage_sel,
+	.list_voltage	= regulator_list_voltage_table,
+	.set_voltage_time_sel = ab8500_regulator_set_voltage_time_sel,
+};
+
 static struct regulator_ops ab8500_regulator_mode_ops = {
 	.enable			= ab8500_regulator_enable,
 	.disable		= ab8500_regulator_disable,
@@ -841,17 +873,23 @@ static struct ab8500_regulator_info
 	[AB8505_LDO_AUDIO] = {
 		.desc = {
 			.name		= "LDO-AUDIO",
-			.ops		= &ab8500_regulator_ops,
+			.ops		= &ab8500_regulator_volt_ops,
 			.type		= REGULATOR_VOLTAGE,
 			.id		= AB8505_LDO_AUDIO,
 			.owner		= THIS_MODULE,
-			.n_voltages	= 1,
-			.volt_table	= fixed_2000000_voltage,
+			.n_voltages	= ARRAY_SIZE(ldo_vaudio_voltages),
+			.volt_table	= ldo_vaudio_voltages,
 		},
 		.update_bank		= 0x03,
 		.update_reg		= 0x83,
 		.update_mask		= 0x02,
 		.update_val		= 0x02,
+		.voltage_bank		= 0x01,
+		.voltage_reg		= 0x57,
+		.voltage_mask		= 0x7,
+		.voltage_shift		= 4,
+		.voltages		= ldo_vaudio_voltages,
+		.voltages_len		= ARRAY_SIZE(ldo_vaudio_voltages),
 	},
 	[AB8505_LDO_ANAMIC1] = {
 		.desc = {
@@ -904,12 +942,12 @@ static struct ab8500_regulator_info
 	[AB8505_LDO_ANA] = {
 		.desc = {
 			.name		= "LDO-ANA",
-			.ops		= &ab8500_regulator_mode_ops,
+			.ops		= &ab8500_regulator_volt_mode_ops,
 			.type		= REGULATOR_VOLTAGE,
 			.id		= AB8505_LDO_ANA,
 			.owner		= THIS_MODULE,
-			.n_voltages	= 1,
-			.volt_table	= fixed_1200000_voltage,
+			.n_voltages	= ARRAY_SIZE(ldo_vana_voltages),
+			.volt_table	= ldo_vana_voltages,
 		},
 		.load_lp_uA		= 1000,
 		.update_bank		= 0x04,
@@ -918,6 +956,11 @@ static struct ab8500_regulator_info
 		.update_val		= 0x04,
 		.update_val_idle	= 0x0c,
 		.update_val_normal	= 0x04,
+		.voltage_bank		= 0x04,
+		.voltage_reg		= 0x29,
+		.voltage_mask		= 0x7,
+		.voltages		= ldo_vana_voltages,
+		.voltages_len		= ARRAY_SIZE(ldo_vana_voltages),
 	},
 };
 
-- 
1.7.9.5

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