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authorAxel Lin <axel.lin@gmail.com>2012-03-10 01:43:02 +0100
committerMark Brown <broonie@opensource.wolfsonmicro.com>2012-03-14 15:10:30 +0100
commit6c4efe2474d233f439540f1fa364d8a7e48c5cdf (patch)
treefe1549582fe80b18bf90cf92bc35ff321d05ee7e /drivers/regulator/s5m8767.c
parentregulator: tps65910: Provide settling time for DCDC voltage change (diff)
downloadlinux-6c4efe2474d233f439540f1fa364d8a7e48c5cdf.tar.xz
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/s5m8767.c')
-rw-r--r--drivers/regulator/s5m8767.c45
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,