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| author | Axel Lin <axel.lin@gmail.com> | 2012-03-10 08:43:02 +0800 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2012-03-14 14:10:30 +0000 |
| commit | 6c4efe2474d233f439540f1fa364d8a7e48c5cdf (patch) | |
| tree | fe1549582fe80b18bf90cf92bc35ff321d05ee7e /drivers/regulator | |
| parent | 18039e0f16d50c8243fe0388a587c25a3b155ece (diff) | |
| download | linux-6c4efe2474d233f439540f1fa364d8a7e48c5cdf.tar.gz linux-6c4efe2474d233f439540f1fa364d8a7e48c5cdf.tar.bz2 linux-6c4efe2474d233f439540f1fa364d8a7e48c5cdf.zip | |
regulator: s5m8767: Check pdata->buck[2|3|4]_gpiodvs earlier
If we need to ensure only one of the buck[2|3|4]_gpiodvs can be specificed,
check them earlier.
Signed-off-by: Axel Lin <axel.lin@gmail.com>
Acked-by: Sangbeom Kim <sbkim73@samsung.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'drivers/regulator')
| -rw-r--r-- | drivers/regulator/s5m8767.c | 45 |
1 files changed, 21 insertions, 24 deletions
diff --git a/drivers/regulator/s5m8767.c b/drivers/regulator/s5m8767.c index 9d5d9159040f..611d02d70b6d 100644 --- a/drivers/regulator/s5m8767.c +++ b/drivers/regulator/s5m8767.c @@ -547,6 +547,27 @@ static __devinit int s5m8767_pmic_probe(struct platform_device *pdev) return -ENODEV; } + if (pdata->buck2_gpiodvs) { + if (pdata->buck3_gpiodvs || pdata->buck4_gpiodvs) { + dev_err(&pdev->dev, "S5M8767 GPIO DVS NOT VALID\n"); + return -EINVAL; + } + } + + if (pdata->buck3_gpiodvs) { + if (pdata->buck2_gpiodvs || pdata->buck4_gpiodvs) { + dev_err(&pdev->dev, "S5M8767 GPIO DVS NOT VALID\n"); + return -EINVAL; + } + } + + if (pdata->buck4_gpiodvs) { + if (pdata->buck2_gpiodvs || pdata->buck3_gpiodvs) { + dev_err(&pdev->dev, "S5M8767 GPIO DVS NOT VALID\n"); + return -EINVAL; + } + } + s5m8767 = devm_kzalloc(&pdev->dev, sizeof(struct s5m8767_info), GFP_KERNEL); if (!s5m8767) @@ -640,30 +661,6 @@ static __devinit int s5m8767_pmic_probe(struct platform_device *pdev) } } - if (pdata->buck2_gpiodvs) { - if (pdata->buck3_gpiodvs || pdata->buck4_gpiodvs) { - dev_err(&pdev->dev, "S5M8767 GPIO DVS NOT VALID\n"); - ret = -EINVAL; - return ret; - } - } - - if (pdata->buck3_gpiodvs) { - if (pdata->buck2_gpiodvs || pdata->buck4_gpiodvs) { - dev_err(&pdev->dev, "S5M8767 GPIO DVS NOT VALID\n"); - ret = -EINVAL; - return ret; - } - } - - if (pdata->buck4_gpiodvs) { - if (pdata->buck2_gpiodvs || pdata->buck3_gpiodvs) { - dev_err(&pdev->dev, "S5M8767 GPIO DVS NOT VALID\n"); - ret = -EINVAL; - return ret; - } - } - s5m_reg_update(s5m8767->iodev, S5M8767_REG_BUCK2CTRL, (pdata->buck2_gpiodvs) ? (1 << 1) : (0 << 1), 1 << 1); s5m_reg_update(s5m8767->iodev, S5M8767_REG_BUCK3CTRL, |