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USB: cdc-acm: Fill in Renesas R-Car D3 USB Download mode quirk

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Add Renesas R-Car D3 USB Download mode quirk and update comments
on all the other Renesas R-Car USB Download mode quirks to discern
them from each other. This follows R-Car Series, 3rd Generation
reference manual Rev.2.00 chapter 19.2.8 USB download mode .

Fixes: 6d853c9e4104 ("usb: cdc-acm: Add DISABLE_ECHO for Renesas USB Download mode")
Cc: stable <stable@kernel.org>
Signed-off-by: Marek Vasut <marek.vasut+renesas@mailbox.org>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/r/20250209145708.106914-1-marek.vasut+renesas@mailbox.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Marek Vasut 2025-02-09 15:56:11 +01:00 committed by Greg Kroah-Hartman
parent 12e712964f
commit 7284922f3e
1 changed files with 6 additions and 3 deletions
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9
drivers/usb/class/cdc-acm.c
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@ -1738,13 +1738,16 @@ static const struct usb_device_id acm_ids[] = {
{ USB_DEVICE(0x0870, 0x0001), /* Metricom GS Modem */
.driver_info = NO_UNION_NORMAL, /* has no union descriptor */
},
{ USB_DEVICE(0x045b, 0x023c), /* Renesas USB Download mode */
{ USB_DEVICE(0x045b, 0x023c), /* Renesas R-Car H3 USB Download mode */
.driver_info = DISABLE_ECHO, /* Don't echo banner */
},
{ USB_DEVICE(0x045b, 0x0248), /* Renesas USB Download mode */
{ USB_DEVICE(0x045b, 0x0247), /* Renesas R-Car D3 USB Download mode */
.driver_info = DISABLE_ECHO, /* Don't echo banner */
},
{ USB_DEVICE(0x045b, 0x024D), /* Renesas USB Download mode */
{ USB_DEVICE(0x045b, 0x0248), /* Renesas R-Car M3-N USB Download mode */
.driver_info = DISABLE_ECHO, /* Don't echo banner */
},
{ USB_DEVICE(0x045b, 0x024D), /* Renesas R-Car E3 USB Download mode */
.driver_info = DISABLE_ECHO, /* Don't echo banner */
},
{ USB_DEVICE(0x0e8d, 0x0003), /* FIREFLY, MediaTek Inc; andrey.arapov@gmail.com */