diff options
| author | Bengt Jonsson <bengt.g.jonsson@stericsson.com> | 2010-12-10 11:08:43 +0100 |
|---|---|---|
| committer | Liam Girdwood <lrg@slimlogic.co.uk> | 2011-01-12 14:33:02 +0000 |
| commit | 2b75151a1041f200ee3f36475ba389da43664bb4 (patch) | |
| tree | 9ef495b5ce23ebe19a45c2b1a19461958c59f655 | |
| parent | deaca1ee8250e204cab6ca9390e43ac63b46959c (diff) | |
regulators: Added ab8500 v2 support
The AUX3 regulator voltage setting is changed in ab8500 v2 compared
to ab8500 v1. This patch adds v2 support while keeping support for
v1.
Signed-off-by: Bengt Jonsson <bengt.g.jonsson@stericsson.com>
Acked-by: Linus Walleij <linus.walleij@stericsson.com>
Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Liam Girdwood <lrg@slimlogic.co.uk>
| -rw-r--r-- | drivers/regulator/ab8500.c | 28 |
1 files changed, 26 insertions, 2 deletions
diff --git a/drivers/regulator/ab8500.c b/drivers/regulator/ab8500.c index 51ff569384d..9a3dc7973ae 100644 --- a/drivers/regulator/ab8500.c +++ b/drivers/regulator/ab8500.c @@ -81,6 +81,17 @@ static const int ldo_vauxn_voltages[] = { 3300000, }; +static const int ldo_vaux3_voltages[] = { + 1200000, + 1500000, + 1800000, + 2100000, + 2500000, + 2750000, + 2790000, + 2910000, +}; + static const int ldo_vintcore_voltages[] = { 1200000, 1225000, @@ -326,8 +337,8 @@ static struct ab8500_regulator_info ab8500_regulator_info[] = { ldo_vauxn_voltages, ARRAY_SIZE(ldo_vauxn_voltages)), AB8500_LDO(AUX2, 1100, 3300, 0x04, 0x09, 0xc, 0x4, 0x04, 0x20, 0xf, ldo_vauxn_voltages, ARRAY_SIZE(ldo_vauxn_voltages)), - AB8500_LDO(AUX3, 1100, 3300, 0x04, 0x0a, 0x3, 0x1, 0x04, 0x21, 0xf, - ldo_vauxn_voltages, ARRAY_SIZE(ldo_vauxn_voltages)), + AB8500_LDO(AUX3, 1100, 3300, 0x04, 0x0a, 0x3, 0x1, 0x04, 0x21, 0x7, + ldo_vaux3_voltages, ARRAY_SIZE(ldo_vaux3_voltages)), AB8500_LDO(INTCORE, 1100, 3300, 0x03, 0x80, 0x44, 0x4, 0x03, 0x80, 0x38, ldo_vintcore_voltages, ARRAY_SIZE(ldo_vintcore_voltages)), @@ -369,6 +380,19 @@ static __devinit int ab8500_regulator_probe(struct platform_device *pdev) info = &ab8500_regulator_info[i]; info->dev = &pdev->dev; + /* fix for hardware before ab8500v2.0 */ + if (abx500_get_chip_id(info->dev) < 0x20) { + if (info->desc.id == AB8500_LDO_AUX3) { + info->desc.n_voltages = + ARRAY_SIZE(ldo_vauxn_voltages); + info->supported_voltages = ldo_vauxn_voltages; + info->voltages_len = + ARRAY_SIZE(ldo_vauxn_voltages); + info->voltage_mask = 0xf; + } + } + + /* register regulator with framework */ info->regulator = regulator_register(&info->desc, &pdev->dev, &pdata->regulator[i], info); if (IS_ERR(info->regulator)) { |