diff options
| -rw-r--r-- | drivers/usb/gadget/udc/renesas_usb3.c | 27 |
1 files changed, 24 insertions, 3 deletions
diff --git a/drivers/usb/gadget/udc/renesas_usb3.c b/drivers/usb/gadget/udc/renesas_usb3.c index 298d9924e2e1..ff69f4645b7c 100644 --- a/drivers/usb/gadget/udc/renesas_usb3.c +++ b/drivers/usb/gadget/udc/renesas_usb3.c @@ -21,6 +21,7 @@ #include <linux/pm_runtime.h> #include <linux/sizes.h> #include <linux/slab.h> +#include <linux/sys_soc.h> #include <linux/uaccess.h> #include <linux/usb/ch9.h> #include <linux/usb/gadget.h> @@ -2493,22 +2494,36 @@ static void renesas_usb3_init_ram(struct renesas_usb3 *usb3, struct device *dev, } } -static const struct renesas_usb3_priv renesas_usb3_priv_r8a7795 = { +static const struct renesas_usb3_priv renesas_usb3_priv_r8a7795_es1 = { .ramsize_per_ramif = SZ_16K, .num_ramif = 2, .ramsize_per_pipe = SZ_4K, .workaround_for_vbus = true, }; +static const struct renesas_usb3_priv renesas_usb3_priv_gen3 = { + .ramsize_per_ramif = SZ_16K, + .num_ramif = 4, + .ramsize_per_pipe = SZ_4K, +}; + static const struct of_device_id usb3_of_match[] = { { .compatible = "renesas,r8a7795-usb3-peri", - .data = &renesas_usb3_priv_r8a7795, + .data = &renesas_usb3_priv_gen3, }, { }, }; MODULE_DEVICE_TABLE(of, usb3_of_match); +static const struct soc_device_attribute renesas_usb3_quirks_match[] = { + { + .soc_id = "r8a7795", .revision = "ES1.*", + .data = &renesas_usb3_priv_r8a7795_es1, + }, + { /* sentinel */ }, +}; + static const unsigned int renesas_usb3_cable[] = { EXTCON_USB, EXTCON_USB_HOST, @@ -2522,11 +2537,17 @@ static int renesas_usb3_probe(struct platform_device *pdev) const struct of_device_id *match; int irq, ret; const struct renesas_usb3_priv *priv; + const struct soc_device_attribute *attr; match = of_match_node(usb3_of_match, pdev->dev.of_node); if (!match) return -ENODEV; - priv = match->data; + + attr = soc_device_match(renesas_usb3_quirks_match); + if (attr) + priv = attr->data; + else + priv = match->data; irq = platform_get_irq(pdev, 0); if (irq < 0) { |