diff options
| -rw-r--r-- | drivers/regulator/max8997.c | 44 |
1 files changed, 23 insertions, 21 deletions
diff --git a/drivers/regulator/max8997.c b/drivers/regulator/max8997.c index 0fc7b8c720d2..f8940c603cf0 100644 --- a/drivers/regulator/max8997.c +++ b/drivers/regulator/max8997.c | |||
| @@ -39,25 +39,28 @@ struct max8997_data { | |||
| 39 | struct regulator_dev **rdev; | 39 | struct regulator_dev **rdev; |
| 40 | int ramp_delay; /* in mV/us */ | 40 | int ramp_delay; /* in mV/us */ |
| 41 | 41 | ||
| 42 | bool buck1_gpiodvs; | ||
| 43 | bool buck2_gpiodvs; | ||
| 44 | bool buck5_gpiodvs; | ||
| 42 | u8 buck1_vol[8]; | 45 | u8 buck1_vol[8]; |
| 43 | u8 buck2_vol[8]; | 46 | u8 buck2_vol[8]; |
| 44 | u8 buck5_vol[8]; | 47 | u8 buck5_vol[8]; |
| 48 | int buck125_gpios[3]; | ||
| 45 | int buck125_gpioindex; | 49 | int buck125_gpioindex; |
| 50 | bool ignore_gpiodvs_side_effect; | ||
| 46 | 51 | ||
| 47 | u8 saved_states[MAX8997_REG_MAX]; | 52 | u8 saved_states[MAX8997_REG_MAX]; |
| 48 | }; | 53 | }; |
| 49 | 54 | ||
| 50 | static inline void max8997_set_gpio(struct max8997_data *max8997) | 55 | static inline void max8997_set_gpio(struct max8997_data *max8997) |
| 51 | { | 56 | { |
| 52 | struct max8997_platform_data *pdata = | ||
| 53 | dev_get_platdata(max8997->iodev->dev); | ||
| 54 | int set3 = (max8997->buck125_gpioindex) & 0x1; | 57 | int set3 = (max8997->buck125_gpioindex) & 0x1; |
| 55 | int set2 = ((max8997->buck125_gpioindex) >> 1) & 0x1; | 58 | int set2 = ((max8997->buck125_gpioindex) >> 1) & 0x1; |
| 56 | int set1 = ((max8997->buck125_gpioindex) >> 2) & 0x1; | 59 | int set1 = ((max8997->buck125_gpioindex) >> 2) & 0x1; |
| 57 | 60 | ||
| 58 | gpio_set_value(pdata->buck125_gpios[0], set1); | 61 | gpio_set_value(max8997->buck125_gpios[0], set1); |
| 59 | gpio_set_value(pdata->buck125_gpios[1], set2); | 62 | gpio_set_value(max8997->buck125_gpios[1], set2); |
| 60 | gpio_set_value(pdata->buck125_gpios[2], set3); | 63 | gpio_set_value(max8997->buck125_gpios[2], set3); |
| 61 | } | 64 | } |
| 62 | 65 | ||
| 63 | struct voltage_map_desc { | 66 | struct voltage_map_desc { |
| @@ -380,8 +383,6 @@ static int max8997_get_voltage_register(struct regulator_dev *rdev, | |||
| 380 | static int max8997_get_voltage(struct regulator_dev *rdev) | 383 | static int max8997_get_voltage(struct regulator_dev *rdev) |
| 381 | { | 384 | { |
| 382 | struct max8997_data *max8997 = rdev_get_drvdata(rdev); | 385 | struct max8997_data *max8997 = rdev_get_drvdata(rdev); |
| 383 | struct max8997_platform_data *pdata = | ||
| 384 | dev_get_platdata(max8997->iodev->dev); | ||
| 385 | struct i2c_client *i2c = max8997->iodev->i2c; | 386 | struct i2c_client *i2c = max8997->iodev->i2c; |
| 386 | int reg, shift, mask, ret; | 387 | int reg, shift, mask, ret; |
| 387 | int rid = max8997_get_rid(rdev); | 388 | int rid = max8997_get_rid(rdev); |
| @@ -391,9 +392,9 @@ static int max8997_get_voltage(struct regulator_dev *rdev) | |||
| 391 | if (ret) | 392 | if (ret) |
| 392 | return ret; | 393 | return ret; |
| 393 | 394 | ||
| 394 | if ((rid == MAX8997_BUCK1 && pdata->buck1_gpiodvs) || | 395 | if ((rid == MAX8997_BUCK1 && max8997->buck1_gpiodvs) || |
| 395 | (rid == MAX8997_BUCK2 && pdata->buck2_gpiodvs) || | 396 | (rid == MAX8997_BUCK2 && max8997->buck2_gpiodvs) || |
| 396 | (rid == MAX8997_BUCK5 && pdata->buck5_gpiodvs)) | 397 | (rid == MAX8997_BUCK5 && max8997->buck5_gpiodvs)) |
| 397 | reg += max8997->buck125_gpioindex; | 398 | reg += max8997->buck125_gpioindex; |
| 398 | 399 | ||
| 399 | ret = max8997_read_reg(i2c, reg, &val); | 400 | ret = max8997_read_reg(i2c, reg, &val); |
| @@ -561,8 +562,6 @@ static int max8997_assess_side_effect(struct regulator_dev *rdev, | |||
| 561 | u8 new_val, int *best) | 562 | u8 new_val, int *best) |
| 562 | { | 563 | { |
| 563 | struct max8997_data *max8997 = rdev_get_drvdata(rdev); | 564 | struct max8997_data *max8997 = rdev_get_drvdata(rdev); |
| 564 | struct max8997_platform_data *pdata = | ||
| 565 | dev_get_platdata(max8997->iodev->dev); | ||
| 566 | int rid = max8997_get_rid(rdev); | 565 | int rid = max8997_get_rid(rdev); |
| 567 | u8 *buckx_val[3]; | 566 | u8 *buckx_val[3]; |
| 568 | bool buckx_gpiodvs[3]; | 567 | bool buckx_gpiodvs[3]; |
| @@ -589,9 +588,9 @@ static int max8997_assess_side_effect(struct regulator_dev *rdev, | |||
| 589 | buckx_val[0] = max8997->buck1_vol; | 588 | buckx_val[0] = max8997->buck1_vol; |
| 590 | buckx_val[1] = max8997->buck2_vol; | 589 | buckx_val[1] = max8997->buck2_vol; |
| 591 | buckx_val[2] = max8997->buck5_vol; | 590 | buckx_val[2] = max8997->buck5_vol; |
| 592 | buckx_gpiodvs[0] = pdata->buck1_gpiodvs; | 591 | buckx_gpiodvs[0] = max8997->buck1_gpiodvs; |
| 593 | buckx_gpiodvs[1] = pdata->buck2_gpiodvs; | 592 | buckx_gpiodvs[1] = max8997->buck2_gpiodvs; |
| 594 | buckx_gpiodvs[2] = pdata->buck5_gpiodvs; | 593 | buckx_gpiodvs[2] = max8997->buck5_gpiodvs; |
| 595 | 594 | ||
| 596 | for (i = 0; i < 8; i++) { | 595 | for (i = 0; i < 8; i++) { |
| 597 | int others; | 596 | int others; |
| @@ -640,8 +639,6 @@ static int max8997_set_voltage_buck(struct regulator_dev *rdev, | |||
| 640 | int min_uV, int max_uV, unsigned *selector) | 639 | int min_uV, int max_uV, unsigned *selector) |
| 641 | { | 640 | { |
| 642 | struct max8997_data *max8997 = rdev_get_drvdata(rdev); | 641 | struct max8997_data *max8997 = rdev_get_drvdata(rdev); |
| 643 | struct max8997_platform_data *pdata = | ||
| 644 | dev_get_platdata(max8997->iodev->dev); | ||
| 645 | int rid = max8997_get_rid(rdev); | 642 | int rid = max8997_get_rid(rdev); |
| 646 | const struct voltage_map_desc *desc; | 643 | const struct voltage_map_desc *desc; |
| 647 | int new_val, new_idx, damage, tmp_val, tmp_idx, tmp_dmg; | 644 | int new_val, new_idx, damage, tmp_val, tmp_idx, tmp_dmg; |
| @@ -653,15 +650,15 @@ static int max8997_set_voltage_buck(struct regulator_dev *rdev, | |||
| 653 | 650 | ||
| 654 | switch (rid) { | 651 | switch (rid) { |
| 655 | case MAX8997_BUCK1: | 652 | case MAX8997_BUCK1: |
| 656 | if (pdata->buck1_gpiodvs) | 653 | if (max8997->buck1_gpiodvs) |
| 657 | gpio_dvs_mode = true; | 654 | gpio_dvs_mode = true; |
| 658 | break; | 655 | break; |
| 659 | case MAX8997_BUCK2: | 656 | case MAX8997_BUCK2: |
| 660 | if (pdata->buck2_gpiodvs) | 657 | if (max8997->buck2_gpiodvs) |
| 661 | gpio_dvs_mode = true; | 658 | gpio_dvs_mode = true; |
| 662 | break; | 659 | break; |
| 663 | case MAX8997_BUCK5: | 660 | case MAX8997_BUCK5: |
| 664 | if (pdata->buck5_gpiodvs) | 661 | if (max8997->buck5_gpiodvs) |
| 665 | gpio_dvs_mode = true; | 662 | gpio_dvs_mode = true; |
| 666 | break; | 663 | break; |
| 667 | } | 664 | } |
| @@ -695,7 +692,7 @@ static int max8997_set_voltage_buck(struct regulator_dev *rdev, | |||
| 695 | new_idx = tmp_idx; | 692 | new_idx = tmp_idx; |
| 696 | new_val = tmp_val; | 693 | new_val = tmp_val; |
| 697 | 694 | ||
| 698 | if (pdata->ignore_gpiodvs_side_effect == false) | 695 | if (max8997->ignore_gpiodvs_side_effect == false) |
| 699 | return -EINVAL; | 696 | return -EINVAL; |
| 700 | 697 | ||
| 701 | dev_warn(&rdev->dev, "MAX8997 GPIO-DVS Side Effect Warning: GPIO SET:" | 698 | dev_warn(&rdev->dev, "MAX8997 GPIO-DVS Side Effect Warning: GPIO SET:" |
| @@ -993,6 +990,11 @@ static __devinit int max8997_pmic_probe(struct platform_device *pdev) | |||
| 993 | i2c = max8997->iodev->i2c; | 990 | i2c = max8997->iodev->i2c; |
| 994 | 991 | ||
| 995 | max8997->buck125_gpioindex = pdata->buck125_default_idx; | 992 | max8997->buck125_gpioindex = pdata->buck125_default_idx; |
| 993 | max8997->buck1_gpiodvs = pdata->buck1_gpiodvs; | ||
| 994 | max8997->buck2_gpiodvs = pdata->buck2_gpiodvs; | ||
| 995 | max8997->buck5_gpiodvs = pdata->buck5_gpiodvs; | ||
| 996 | memcpy(max8997->buck125_gpios, pdata->buck125_gpios, sizeof(int) * 3); | ||
| 997 | max8997->ignore_gpiodvs_side_effect = pdata->ignore_gpiodvs_side_effect; | ||
| 996 | 998 | ||
| 997 | for (i = 0; i < 8; i++) { | 999 | for (i = 0; i < 8; i++) { |
| 998 | max8997->buck1_vol[i] = ret = | 1000 | max8997->buck1_vol[i] = ret = |
