diff options
| author | Biju Das <biju.das.jz@bp.renesas.com> | 2023-01-21 17:58:50 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2023-01-25 17:48:17 +0300 |
| commit | c52c9acc415eb6ff54f658492f8c53da0fc3528a (patch) | |
| tree | 0b538ef22919c8ede81156de76b7082399148684 /drivers/usb/host/xhci-plat.c | |
| parent | 224eb5311d6a8c180932465873d809b48a2470bf (diff) | |
| download | linux-c52c9acc415eb6ff54f658492f8c53da0fc3528a.tar.xz | |
xhci: host: Add Renesas RZ/V2M SoC support
RZ/V2M is similar to R-Car XHCI but it doesn't require any
firmware, we need to reset the USB Host reset release in DRD Module
before accessing host registers.
Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
Link: https://lore.kernel.org/r/20230121145853.4792-10-biju.das.jz@bp.renesas.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/host/xhci-plat.c')
| -rw-r--r-- | drivers/usb/host/xhci-plat.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/usb/host/xhci-plat.c b/drivers/usb/host/xhci-plat.c index c5fc175a5fd1..57269f1f318e 100644 --- a/drivers/usb/host/xhci-plat.c +++ b/drivers/usb/host/xhci-plat.c @@ -25,6 +25,7 @@ #include "xhci-plat.h" #include "xhci-mvebu.h" #include "xhci-rcar.h" +#include "xhci-rzv2m.h" static struct hc_driver __read_mostly xhci_plat_hc_driver; @@ -123,6 +124,13 @@ static const struct xhci_plat_priv xhci_plat_renesas_rcar_gen3 = { SET_XHCI_PLAT_PRIV_FOR_RCAR(XHCI_RCAR_FIRMWARE_NAME_V3) }; +static const struct xhci_plat_priv xhci_plat_renesas_rzv2m = { + .quirks = XHCI_NO_64BIT_SUPPORT | XHCI_TRUST_TX_LENGTH | + XHCI_SLOW_SUSPEND, + .init_quirk = xhci_rzv2m_init_quirk, + .plat_start = xhci_rzv2m_start, +}; + static const struct xhci_plat_priv xhci_plat_brcm = { .quirks = XHCI_RESET_ON_RESUME | XHCI_SUSPEND_RESUME_CLKS, }; @@ -163,6 +171,9 @@ static const struct of_device_id usb_xhci_of_match[] = { .compatible = "renesas,rcar-gen3-xhci", .data = &xhci_plat_renesas_rcar_gen3, }, { + .compatible = "renesas,rzv2m-xhci", + .data = &xhci_plat_renesas_rzv2m, + }, { .compatible = "brcm,xhci-brcm-v2", .data = &xhci_plat_brcm, }, { |