diff options
| author | Macpaul Lin <macpaul.lin@mediatek.com> | 2024-02-27 17:02:28 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2024-03-05 13:27:45 +0000 |
| commit | 966bf794e04358c68c4247302d02b587f41c5d09 (patch) | |
| tree | e03fa06643adbc47be584ff4d8364bea7b8203c8 /drivers/usb | |
| parent | 0842b8feb4f1e40fd83bf981e78b341b9877b4c6 (diff) | |
usb: misc: onboard_usb_hub: Add support for TI TUSB8020B
The TI TUSB8020B is a 2-port USB 3.0 hub. Add support for
this hub in the driver in order to bring up reset, and supply
dependencies.
Power-up: Issue a GPIO reset (GRSTz) 3ms after VDD and VDD33 stabilize.
Signed-off-by: Macpaul Lin <macpaul.lin@mediatek.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Link: https://lore.kernel.org/r/20240227090228.22156-2-macpaul.lin@mediatek.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb')
| -rw-r--r-- | drivers/usb/misc/onboard_usb_hub.c | 2 | ||||
| -rw-r--r-- | drivers/usb/misc/onboard_usb_hub.h | 7 |
2 files changed, 9 insertions, 0 deletions
diff --git a/drivers/usb/misc/onboard_usb_hub.c b/drivers/usb/misc/onboard_usb_hub.c index 0dd2b032c90b..4f2b0d62db6f 100644 --- a/drivers/usb/misc/onboard_usb_hub.c +++ b/drivers/usb/misc/onboard_usb_hub.c @@ -454,6 +454,8 @@ static const struct usb_device_id onboard_hub_id_table[] = { { USB_DEVICE(VENDOR_ID_REALTEK, 0x5411) }, /* RTS5411 USB 2.1 */ { USB_DEVICE(VENDOR_ID_REALTEK, 0x0414) }, /* RTS5414 USB 3.2 */ { USB_DEVICE(VENDOR_ID_REALTEK, 0x5414) }, /* RTS5414 USB 2.1 */ + { USB_DEVICE(VENDOR_ID_TI, 0x8025) }, /* TI USB8020B 3.0 */ + { USB_DEVICE(VENDOR_ID_TI, 0x8027) }, /* TI USB8020B 2.0 */ { USB_DEVICE(VENDOR_ID_TI, 0x8140) }, /* TI USB8041 3.0 */ { USB_DEVICE(VENDOR_ID_TI, 0x8142) }, /* TI USB8041 2.0 */ { USB_DEVICE(VENDOR_ID_VIA, 0x0817) }, /* VIA VL817 3.1 */ diff --git a/drivers/usb/misc/onboard_usb_hub.h b/drivers/usb/misc/onboard_usb_hub.h index f360d5cf8d8a..b4b15d45f84d 100644 --- a/drivers/usb/misc/onboard_usb_hub.h +++ b/drivers/usb/misc/onboard_usb_hub.h @@ -26,6 +26,11 @@ static const struct onboard_hub_pdata realtek_rts5411_data = { .num_supplies = 1, }; +static const struct onboard_hub_pdata ti_tusb8020b_data = { + .reset_us = 3000, + .num_supplies = 1, +}; + static const struct onboard_hub_pdata ti_tusb8041_data = { .reset_us = 3000, .num_supplies = 1, @@ -62,6 +67,8 @@ static const struct of_device_id onboard_hub_match[] = { { .compatible = "usb424,2517", .data = µchip_usb424_data, }, { .compatible = "usb424,2744", .data = µchip_usb5744_data, }, { .compatible = "usb424,5744", .data = µchip_usb5744_data, }, + { .compatible = "usb451,8025", .data = &ti_tusb8020b_data, }, + { .compatible = "usb451,8027", .data = &ti_tusb8020b_data, }, { .compatible = "usb451,8140", .data = &ti_tusb8041_data, }, { .compatible = "usb451,8142", .data = &ti_tusb8041_data, }, { .compatible = "usb4b4,6504", .data = &cypress_hx3_data, }, |