diff options
Diffstat (limited to 'drivers/regulator/pcap-regulator.c')
-rw-r--r-- | drivers/regulator/pcap-regulator.c | 54 |
1 files changed, 17 insertions, 37 deletions
diff --git a/drivers/regulator/pcap-regulator.c b/drivers/regulator/pcap-regulator.c index a5aab1b08bcf..8211101121f0 100644 --- a/drivers/regulator/pcap-regulator.c +++ b/drivers/regulator/pcap-regulator.c @@ -150,57 +150,33 @@ static struct pcap_regulator vreg_table[] = { VREG_INFO(SW2S, PCAP_REG_LOWPWR, NA, 20, NA, NA), */ }; -static int pcap_regulator_set_voltage(struct regulator_dev *rdev, - int min_uV, int max_uV, - unsigned *selector) +static int pcap_regulator_set_voltage_sel(struct regulator_dev *rdev, + unsigned selector) { struct pcap_regulator *vreg = &vreg_table[rdev_get_id(rdev)]; void *pcap = rdev_get_drvdata(rdev); - int uV; - u8 i; /* the regulator doesn't support voltage switching */ if (vreg->n_voltages == 1) return -EINVAL; - for (i = 0; i < vreg->n_voltages; i++) { - /* For V1 the first is not the best match */ - if (i == 0 && rdev_get_id(rdev) == V1) - i = 1; - else if (i + 1 == vreg->n_voltages && rdev_get_id(rdev) == V1) - i = 0; - - uV = vreg->voltage_table[i] * 1000; - if (min_uV <= uV && uV <= max_uV) { - *selector = i; - return ezx_pcap_set_bits(pcap, vreg->reg, - (vreg->n_voltages - 1) << vreg->index, - i << vreg->index); - } - - if (i == 0 && rdev_get_id(rdev) == V1) - i = vreg->n_voltages - 1; - } - - /* the requested voltage range is not supported by this regulator */ - return -EINVAL; + return ezx_pcap_set_bits(pcap, vreg->reg, + (vreg->n_voltages - 1) << vreg->index, + selector << vreg->index); } -static int pcap_regulator_get_voltage(struct regulator_dev *rdev) +static int pcap_regulator_get_voltage_sel(struct regulator_dev *rdev) { struct pcap_regulator *vreg = &vreg_table[rdev_get_id(rdev)]; void *pcap = rdev_get_drvdata(rdev); u32 tmp; - int mV; if (vreg->n_voltages == 1) - return vreg->voltage_table[0] * 1000; + return 0; ezx_pcap_read(pcap, vreg->reg, &tmp); tmp = ((tmp >> vreg->index) & (vreg->n_voltages - 1)); - mV = vreg->voltage_table[tmp]; - - return mV * 1000; + return tmp; } static int pcap_regulator_enable(struct regulator_dev *rdev) @@ -248,8 +224,8 @@ static int pcap_regulator_list_voltage(struct regulator_dev *rdev, static struct regulator_ops pcap_regulator_ops = { .list_voltage = pcap_regulator_list_voltage, - .set_voltage = pcap_regulator_set_voltage, - .get_voltage = pcap_regulator_get_voltage, + .set_voltage_sel = pcap_regulator_set_voltage_sel, + .get_voltage_sel = pcap_regulator_get_voltage_sel, .enable = pcap_regulator_enable, .disable = pcap_regulator_disable, .is_enabled = pcap_regulator_is_enabled, @@ -265,7 +241,7 @@ static struct regulator_ops pcap_regulator_ops = { .owner = THIS_MODULE, \ } -static struct regulator_desc pcap_regulators[] = { +static const struct regulator_desc pcap_regulators[] = { VREG(V1), VREG(V2), VREG(V3), VREG(V4), VREG(V5), VREG(V6), VREG(V7), VREG(V8), VREG(V9), VREG(V10), VREG(VAUX1), VREG(VAUX2), VREG(VAUX3), VREG(VAUX4), VREG(VSIM), VREG(VSIM2), VREG(VVIB), VREG(SW1), VREG(SW2), @@ -275,9 +251,13 @@ static int __devinit pcap_regulator_probe(struct platform_device *pdev) { struct regulator_dev *rdev; void *pcap = dev_get_drvdata(pdev->dev.parent); + struct regulator_config config = { }; + + config.dev = &pdev->dev; + config.init_data = pdev->dev.platform_data; + config.driver_data = pcap; - rdev = regulator_register(&pcap_regulators[pdev->id], &pdev->dev, - pdev->dev.platform_data, pcap, NULL); + rdev = regulator_register(&pcap_regulators[pdev->id], &config); if (IS_ERR(rdev)) return PTR_ERR(rdev); |