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power: regulator: s2mps11: Add enable delay
According to datasheet, the output on LDO regulators will start appearing after 10-15 us. Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org> Tested-by: Anand Moon <linux.amoon@gmail.com> Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>
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1 changed files with 10 additions and 1 deletions
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@ -551,7 +551,16 @@ static int ldo_get_enable(struct udevice *dev)
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static int ldo_set_enable(struct udevice *dev, bool enable)
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{
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return s2mps11_ldo_enable(dev, PMIC_OP_SET, &enable);
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int ret;
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ret = s2mps11_ldo_enable(dev, PMIC_OP_SET, &enable);
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if (ret)
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return ret;
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/* Wait the "enable delay" for voltage to start to rise */
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udelay(15);
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return 0;
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}
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static int ldo_get_mode(struct udevice *dev)
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