linux-kernel - Re: [PATCH V2 6/7] USB: serial: f81232: Add generator for F81534A

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Date:   Wed, 23 Oct 2019 14:25:28 +0200
From:   Johan Hovold <johan@...nel.org>
To:     "Ji-Ze Hong (Peter Hong)" <hpeter@...il.com>
Cc:     johan@...nel.org, gregkh@...uxfoundation.org,
        linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org,
        peter_hong@...tek.com.tw,
        "Ji-Ze Hong (Peter Hong)" <hpeter+linux_kernel@...il.com>
Subject: Re: [PATCH V2 6/7] USB: serial: f81232: Add generator for F81534A

On Mon, Sep 23, 2019 at 10:24:48AM +0800, Ji-Ze Hong (Peter Hong) wrote:
> The Fintek F81534A series is contains 1 HUB / 1 GPIO device / n UARTs,
> but the UART is default disable and need enabled by GPIO device(2c42/16F8).
> 
> When F81534A plug to host, we can only see 1 HUB & 1 GPIO device and we
> need write 0x8fff to GPIO device register F81534A_CMD_ENABLE_PORT(116h)
> to enable all available serial ports.
> 
> Signed-off-by: Ji-Ze Hong (Peter Hong) <hpeter+linux_kernel@...il.com>
> ---
>  drivers/usb/serial/f81232.c | 135 +++++++++++++++++++++++++++++++++++-
>  1 file changed, 134 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/usb/serial/f81232.c b/drivers/usb/serial/f81232.c
> index 01cb5a5ea1d2..82cc1e6cff62 100644
> --- a/drivers/usb/serial/f81232.c
> +++ b/drivers/usb/serial/f81232.c
> @@ -36,6 +36,9 @@
>  	{ USB_DEVICE(0x2c42, 0x1635) },	/* 8 port UART device */ \
>  	{ USB_DEVICE(0x2c42, 0x1636) }	/* 12 port UART device */
>  
> +#define F81534A_CTRL_ID		\
> +	{ USB_DEVICE(0x2c42, 0x16f8) }	/* Global control device */
> +
>  static const struct usb_device_id id_table[] = {
>  	F81232_ID,
>  	{ }					/* Terminating entry */
> @@ -46,6 +49,11 @@ static const struct usb_device_id f81534a_id_table[] = {
>  	{ }					/* Terminating entry */
>  };
>  
> +static const struct usb_device_id f81534a_ctrl_id_table[] = {
> +	F81534A_CTRL_ID,
> +	{ }					/* Terminating entry */
> +};
> +
>  static const struct usb_device_id all_serial_id_table[] = {
>  	F81232_ID,
>  	F81534A_SERIES_ID,

Forgot to mention: don't you want F81534A_CTRL_ID in the combined
(MODULE_DEVICE_TABLE) as well?

Johan