On Mon, 11 Feb 2019 at 08:11, Lukasz Majewski lukma@denx.de wrote:
Hi Krzysztof,
According to datasheet, the output on LDO regulators will start appearing after 10-15 us.
Signed-off-by: Krzysztof Kozlowski krzk@kernel.org
drivers/power/regulator/s2mps11_regulator.c | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-)
diff --git a/drivers/power/regulator/s2mps11_regulator.c b/drivers/power/regulator/s2mps11_regulator.c index 723d27f67c9a..1f1581852ee2 100644 --- a/drivers/power/regulator/s2mps11_regulator.c +++ b/drivers/power/regulator/s2mps11_regulator.c @@ -551,7 +551,14 @@ static int ldo_get_enable(struct udevice *dev) static int ldo_set_enable(struct udevice *dev, bool enable) {
return s2mps11_ldo_enable(dev, PMIC_OP_SET, &enable);
int ret;ret = s2mps11_ldo_enable(dev, PMIC_OP_SET, &enable);/* Wait the "enable delay" for voltage to start to rise */udelay(15);I assume, that this value is the same as in the Linux driver?
No, Linux drivers does not do it. It should... but we never implemented it there.
Best regards, Krzysztof