usb: dwc3: let non-DT platforms pass tx-fifo-resize flag;
in case we're not in a DT boot, we should
still be able to tell the driver how to behave.
In order to be able to pass flags to the driver,
we introduce platform_data structure which the
core driver should use.
Signed-off-by: Felipe Balbi <balbi@ti.com>
diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c
index f69e45a..cb1eb37 100644
--- a/drivers/usb/dwc3/core.c
+++ b/drivers/usb/dwc3/core.c
@@ -37,6 +37,7 @@
#include <linux/usb/ch9.h>
#include <linux/usb/gadget.h>
+#include "platform_data.h"
#include "core.h"
#include "gadget.h"
#include "io.h"
@@ -350,6 +351,7 @@
static int dwc3_probe(struct platform_device *pdev)
{
+ struct dwc3_platform_data *pdata = pdev->dev.platform_data;
struct device_node *node = pdev->dev.of_node;
struct resource *res;
struct dwc3 *dwc;
@@ -412,9 +414,13 @@
if (node) {
dwc->usb2_phy = devm_usb_get_phy_by_phandle(dev, "usb-phy", 0);
dwc->usb3_phy = devm_usb_get_phy_by_phandle(dev, "usb-phy", 1);
+
+ dwc->needs_fifo_resize = of_property_read_bool(node, "tx-fifo-resize");
} else {
dwc->usb2_phy = devm_usb_get_phy(dev, USB_PHY_TYPE_USB2);
dwc->usb3_phy = devm_usb_get_phy(dev, USB_PHY_TYPE_USB3);
+
+ dwc->needs_fifo_resize = pdata->tx_fifo_resize;
}
if (IS_ERR(dwc->usb2_phy)) {
@@ -472,8 +478,6 @@
else
dwc->maximum_speed = DWC3_DCFG_SUPERSPEED;
- dwc->needs_fifo_resize = of_property_read_bool(node, "tx-fifo-resize");
-
pm_runtime_enable(dev);
pm_runtime_get_sync(dev);
pm_runtime_forbid(dev);