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authorAxel Lin <axel.lin@gmail.com>2012-04-02 18:19:28 +0800
committerMark Brown <broonie@opensource.wolfsonmicro.com>2012-04-02 23:16:16 +0100
commitd1cf4f65e1eb17bc8768d822755780588e42cf37 (patch)
tree4efef8bcb72ae0ad4643843d6341701774f34f70 /drivers/regulator/tps62360-regulator.c
parent7f52ba7791a35a8e13a3be992fc98da66e68b77d (diff)
downloadlinux-d1cf4f65e1eb17bc8768d822755780588e42cf37.tar.bz2
regulator: Add support for tps62362 and tps62363 in tps62360-regulator driver
According to the datasheet[1], tps62360 is register compatible with tps62362. tps62361B is register compatible with tps62363. Thus this patch adds support for tps62362 and tps62363. [1] http://www.ti.com/litv/pdf/slvsau9b Signed-off-by: Axel Lin <axel.lin@gmail.com> Acked-by: Laxman Dewangan <ldewangan@nvidia.com> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'drivers/regulator/tps62360-regulator.c')
-rw-r--r--drivers/regulator/tps62360-regulator.c30
1 files changed, 22 insertions, 8 deletions
diff --git a/drivers/regulator/tps62360-regulator.c b/drivers/regulator/tps62360-regulator.c
index b18b7cad7f95..aa57632c0150 100644
--- a/drivers/regulator/tps62360-regulator.c
+++ b/drivers/regulator/tps62360-regulator.c
@@ -1,7 +1,7 @@
/*
* tps62360.c -- TI tps62360
*
- * Driver for processor core supply tps62360 and tps62361B
+ * Driver for processor core supply tps62360, tps62361B, tps62362 and tps62363.
*
* Copyright (c) 2012, NVIDIA Corporation.
*
@@ -46,7 +46,7 @@
#define REG_RAMPCTRL 6
#define REG_CHIPID 8
-enum chips {TPS62360, TPS62361};
+enum chips {TPS62360, TPS62361, TPS62362, TPS62363};
#define TPS62360_BASE_VOLTAGE 770
#define TPS62360_N_VOLTAGES 64
@@ -296,14 +296,26 @@ static int __devinit tps62360_probe(struct i2c_client *client,
tps->vsel0_gpio = pdata->vsel0_gpio;
tps->vsel1_gpio = pdata->vsel1_gpio;
tps->dev = &client->dev;
- tps->voltage_base = (id->driver_data == TPS62360) ?
- TPS62360_BASE_VOLTAGE : TPS62361_BASE_VOLTAGE;
- tps->voltage_reg_mask = (id->driver_data == TPS62360) ? 0x3F : 0x7F;
+
+ switch (id->driver_data) {
+ case TPS62360:
+ case TPS62362:
+ tps->voltage_base = TPS62360_BASE_VOLTAGE;
+ tps->voltage_reg_mask = 0x3F;
+ tps->desc.n_voltages = TPS62360_N_VOLTAGES;
+ break;
+ case TPS62361:
+ case TPS62363:
+ tps->voltage_base = TPS62361_BASE_VOLTAGE;
+ tps->voltage_reg_mask = 0x7F;
+ tps->desc.n_voltages = TPS62361_N_VOLTAGES;
+ break;
+ default:
+ return -ENODEV;
+ }
tps->desc.name = id->name;
tps->desc.id = 0;
- tps->desc.n_voltages = (id->driver_data == TPS62360) ?
- TPS62360_N_VOLTAGES : TPS62361_N_VOLTAGES;
tps->desc.ops = &tps62360_dcdc_ops;
tps->desc.type = REGULATOR_VOLTAGE;
tps->desc.owner = THIS_MODULE;
@@ -435,6 +447,8 @@ static void tps62360_shutdown(struct i2c_client *client)
static const struct i2c_device_id tps62360_id[] = {
{.name = "tps62360", .driver_data = TPS62360},
{.name = "tps62361", .driver_data = TPS62361},
+ {.name = "tps62362", .driver_data = TPS62362},
+ {.name = "tps62363", .driver_data = TPS62363},
{},
};
@@ -464,5 +478,5 @@ static void __exit tps62360_cleanup(void)
module_exit(tps62360_cleanup);
MODULE_AUTHOR("Laxman Dewangan <ldewangan@nvidia.com>");
-MODULE_DESCRIPTION("TPS62360 voltage regulator driver");
+MODULE_DESCRIPTION("TPS6236x voltage regulator driver");
MODULE_LICENSE("GPL v2");