diff options
author | Axel Lin <axel.lin@gmail.com> | 2012-03-28 14:59:23 +0800 |
---|---|---|
committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2012-04-01 11:59:39 +0100 |
commit | 53b6949ef3291778aa9f921985206fbfd95449d7 (patch) | |
tree | a5e315b0092c8e9bef49acb3a44736aa8a792962 /drivers/regulator/88pm8607.c | |
parent | d3d7bccc07a06a33fb9ba97ab764df8d46fb87d0 (diff) | |
download | linux-53b6949ef3291778aa9f921985206fbfd95449d7.tar.bz2 |
regulator: Add missing n_voltages setting for 88pm8607
Then we can remove the vol_nbits field from struct pm8607_regulator_info.
Signed-off-by: Axel Lin <axel.lin@gmail.com>
Tested-by: Jett Zhou <jtzhou@marvell.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'drivers/regulator/88pm8607.c')
-rw-r--r-- | drivers/regulator/88pm8607.c | 51 |
1 files changed, 25 insertions, 26 deletions
diff --git a/drivers/regulator/88pm8607.c b/drivers/regulator/88pm8607.c index 981b47ae7d3c..81b665909171 100644 --- a/drivers/regulator/88pm8607.c +++ b/drivers/regulator/88pm8607.c @@ -29,7 +29,6 @@ struct pm8607_regulator_info { int vol_reg; int vol_shift; - int vol_nbits; int update_reg; int update_bit; int enable_reg; @@ -216,7 +215,7 @@ static int pm8607_list_voltage(struct regulator_dev *rdev, unsigned index) struct pm8607_regulator_info *info = rdev_get_drvdata(rdev); int ret = -EINVAL; - if (info->vol_table && (index < (1 << info->vol_nbits))) { + if (info->vol_table && (index < rdev->desc->n_voltages)) { ret = info->vol_table[index]; if (info->slope_double) ret <<= 1; @@ -234,7 +233,7 @@ static int choose_voltage(struct regulator_dev *rdev, int min_uV, int max_uV) max_uV = max_uV >> 1; } if (info->vol_table) { - for (i = 0; i < (1 << info->vol_nbits); i++) { + for (i = 0; i < rdev->desc->n_voltages; i++) { if (!info->vol_table[i]) break; if ((min_uV <= info->vol_table[i]) @@ -266,7 +265,7 @@ static int pm8607_set_voltage(struct regulator_dev *rdev, return -EINVAL; *selector = ret; val = (uint8_t)(ret << info->vol_shift); - mask = ((1 << info->vol_nbits) - 1) << info->vol_shift; + mask = (rdev->desc->n_voltages - 1) << info->vol_shift; ret = pm860x_set_bits(info->i2c, info->vol_reg, mask, val); if (ret) @@ -292,7 +291,7 @@ static int pm8607_get_voltage(struct regulator_dev *rdev) if (ret < 0) return ret; - mask = ((1 << info->vol_nbits) - 1) << info->vol_shift; + mask = (rdev->desc->n_voltages - 1) << info->vol_shift; val = ((unsigned char)ret & mask) >> info->vol_shift; return pm8607_list_voltage(rdev, val); @@ -336,7 +335,7 @@ static struct regulator_ops pm8607_regulator_ops = { .is_enabled = pm8607_is_enabled, }; -#define PM8607_DVC(vreg, nbits, ureg, ubit, ereg, ebit) \ +#define PM8607_DVC(vreg, ureg, ubit, ereg, ebit) \ { \ .desc = { \ .name = #vreg, \ @@ -344,10 +343,10 @@ static struct regulator_ops pm8607_regulator_ops = { .type = REGULATOR_VOLTAGE, \ .id = PM8607_ID_##vreg, \ .owner = THIS_MODULE, \ + .n_voltages = ARRAY_SIZE(vreg##_table), \ }, \ .vol_reg = PM8607_##vreg, \ .vol_shift = (0), \ - .vol_nbits = (nbits), \ .update_reg = PM8607_##ureg, \ .update_bit = (ubit), \ .enable_reg = PM8607_##ereg, \ @@ -357,7 +356,7 @@ static struct regulator_ops pm8607_regulator_ops = { .vol_suspend = (unsigned int *)&vreg##_suspend_table, \ } -#define PM8607_LDO(_id, vreg, shift, nbits, ereg, ebit) \ +#define PM8607_LDO(_id, vreg, shift, ereg, ebit) \ { \ .desc = { \ .name = "LDO" #_id, \ @@ -365,10 +364,10 @@ static struct regulator_ops pm8607_regulator_ops = { .type = REGULATOR_VOLTAGE, \ .id = PM8607_ID_LDO##_id, \ .owner = THIS_MODULE, \ + .n_voltages = ARRAY_SIZE(LDO##_id##_table), \ }, \ .vol_reg = PM8607_##vreg, \ .vol_shift = (shift), \ - .vol_nbits = (nbits), \ .enable_reg = PM8607_##ereg, \ .enable_bit = (ebit), \ .slope_double = (0), \ @@ -377,23 +376,23 @@ static struct regulator_ops pm8607_regulator_ops = { } static struct pm8607_regulator_info pm8607_regulator_info[] = { - PM8607_DVC(BUCK1, 6, GO, 0, SUPPLIES_EN11, 0), - PM8607_DVC(BUCK2, 6, GO, 1, SUPPLIES_EN11, 1), - PM8607_DVC(BUCK3, 6, GO, 2, SUPPLIES_EN11, 2), - - PM8607_LDO( 1, LDO1, 0, 2, SUPPLIES_EN11, 3), - PM8607_LDO( 2, LDO2, 0, 3, SUPPLIES_EN11, 4), - PM8607_LDO( 3, LDO3, 0, 3, SUPPLIES_EN11, 5), - PM8607_LDO( 4, LDO4, 0, 3, SUPPLIES_EN11, 6), - PM8607_LDO( 5, LDO5, 0, 2, SUPPLIES_EN11, 7), - PM8607_LDO( 6, LDO6, 0, 3, SUPPLIES_EN12, 0), - PM8607_LDO( 7, LDO7, 0, 3, SUPPLIES_EN12, 1), - PM8607_LDO( 8, LDO8, 0, 3, SUPPLIES_EN12, 2), - PM8607_LDO( 9, LDO9, 0, 3, SUPPLIES_EN12, 3), - PM8607_LDO(10, LDO10, 0, 4, SUPPLIES_EN12, 4), - PM8607_LDO(12, LDO12, 0, 4, SUPPLIES_EN12, 5), - PM8607_LDO(13, VIBRATOR_SET, 1, 3, VIBRATOR_SET, 0), - PM8607_LDO(14, LDO14, 0, 3, SUPPLIES_EN12, 6), + PM8607_DVC(BUCK1, GO, 0, SUPPLIES_EN11, 0), + PM8607_DVC(BUCK2, GO, 1, SUPPLIES_EN11, 1), + PM8607_DVC(BUCK3, GO, 2, SUPPLIES_EN11, 2), + + PM8607_LDO(1, LDO1, 0, SUPPLIES_EN11, 3), + PM8607_LDO(2, LDO2, 0, SUPPLIES_EN11, 4), + PM8607_LDO(3, LDO3, 0, SUPPLIES_EN11, 5), + PM8607_LDO(4, LDO4, 0, SUPPLIES_EN11, 6), + PM8607_LDO(5, LDO5, 0, SUPPLIES_EN11, 7), + PM8607_LDO(6, LDO6, 0, SUPPLIES_EN12, 0), + PM8607_LDO(7, LDO7, 0, SUPPLIES_EN12, 1), + PM8607_LDO(8, LDO8, 0, SUPPLIES_EN12, 2), + PM8607_LDO(9, LDO9, 0, SUPPLIES_EN12, 3), + PM8607_LDO(10, LDO10, 0, SUPPLIES_EN12, 4), + PM8607_LDO(12, LDO12, 0, SUPPLIES_EN12, 5), + PM8607_LDO(13, VIBRATOR_SET, 1, VIBRATOR_SET, 0), + PM8607_LDO(14, LDO14, 0, SUPPLIES_EN12, 6), }; static int __devinit pm8607_regulator_probe(struct platform_device *pdev) |