Re: [PATCH v1 0/9] Add Nuvoton NCT6694 MFD devices

Marc Kleine-Budde
2024-10-24T11:57:53Z

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On 24.10.2024 16:59:13, Ming Yu wrote:
> This patch series introduces support for Nuvoton NCT6694, a peripheral
> expander based on USB interface. It models the chip as an MFD driver
> (1/9), GPIO driver(2/9), I2C Adapter driver(3/9), CANfd driver(4/9),
> WDT driver(5/9), HWMON driver(6/9), IIO driver(7/9), PWM driver(8/9),
> and RTC driver(9/9).
>
> The MFD driver implements USB device functionality to issue
> custom-define USB bulk pipe packets for NCT6694. Each child device can
> use the USB functions nct6694_read_msg() and nct6694_write_msg() to issue
> a command. They can also register a handler function that will be called
> when the USB device receives its interrupt pipe.

What about implementing a proper IRQ demux handler instead?

Marc

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