Messages in this thread | | | From | Andy Shevchenko <> | Date | Fri, 2 Sep 2022 09:42:21 +0300 | Subject | Re: [PATCH v2 1/2] gpio: Add gpio latch driver |
| |
On Wed, Aug 31, 2022 at 9:02 AM Sascha Hauer <s.hauer@pengutronix.de> wrote: > > This driver implements a GPIO multiplexer based on latches connected to > other GPIOs. A set of data GPIOs is connected to the data input of > multiple latches. The clock input of each latch is driven by another > set of GPIOs. With two 8-bit latches 10 GPIOs can be multiplexed into > 16 GPIOs. GPOs might be a better term as in fact the multiplexed pins > are output only.
So, this is for only one type of latches, now I'm wondering why gpio-74xx-mmio can't cover this case (with probably small modifications to the code)?
-- With Best Regards, Andy Shevchenko
| |