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The TI TPS380x family [1] is a voltage supervisor with a dedicated manual reset (mr) line input and a reset output. The chip(s) have a build in reset delay, depending on the chip partnumber. This simple driver addresses this so the cosumer don't need to care about it. [1] https://www.ti.com/product/TPS3801 Signed-off-by: Marco Felsch <m.felsch@pengutronix.de> [p.zabel@pengutronix.de: drop Todo comment about min/typ/max reset time] Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de> Link: https://lore.kernel.org/r/20220530092226.748644-2-m.felsch@pengutronix.de