usb: gadget: udc: renesas_usb3: add support for r8a77990

Since r8a77990 (R-Car E3) doesn't have VBUS detect pin and
number of ramif is 4, this patch adds a new renesas_usb3_priv
variable for the SoC.

Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>

diff --git a/drivers/usb/gadget/udc/renesas_usb3.c b/drivers/usb/gadget/udc/renesas_usb3.c
index 67d8a50..cdffbd1 100644 (file)
--- a/drivers/usb/gadget/udc/renesas_usb3.c
+++ b/drivers/usb/gadget/udc/renesas_usb3.c
@@ -2603,6 +2603,13 @@ static const struct renesas_usb3_priv renesas_usb3_priv_gen3 = {
        .ramsize_per_pipe = SZ_4K,
 };
 
+static const struct renesas_usb3_priv renesas_usb3_priv_r8a77990 = {
+       .ramsize_per_ramif = SZ_16K,
+       .num_ramif = 4,
+       .ramsize_per_pipe = SZ_4K,
+       .workaround_for_vbus = true,
+};
+
 static const struct of_device_id usb3_of_match[] = {
        {
                .compatible = "renesas,r8a7795-usb3-peri",
@@ -2621,6 +2628,10 @@ static const struct soc_device_attribute renesas_usb3_quirks_match[] = {
                .soc_id = "r8a7795", .revision = "ES1.*",
                .data = &renesas_usb3_priv_r8a7795_es1,
        },
+       {
+               .soc_id = "r8a77990",
+               .data = &renesas_usb3_priv_r8a77990,
+       },
        { /* sentinel */ },
 };