Adapt the xhci-plat driver to use drd library functions.
In prepration to support DRD on dwc3.
Signed-off-by: George Cherian <george.cher...@ti.com>
---
drivers/usb/host/xhci-plat.c | 15 +++++++++++++++
1 file changed, 15 insertions(+)
diff --git a/drivers/usb/host/xhci-plat.c b/drivers/usb/host/xhci-plat.c
index d8d024d..fbbbd59 100644
--- a/drivers/usb/host/xhci-plat.c
+++ b/drivers/usb/host/xhci-plat.c
@@ -17,6 +17,8 @@
#include <linux/of.h>
#include <linux/platform_device.h>
#include <linux/slab.h>
+#include <linux/usb/otg.h>
+#include <linux/usb/drd.h>
#include <linux/usb/xhci_pdriver.h>
#include "xhci.h"
@@ -78,6 +80,7 @@ static int xhci_plat_probe(struct platform_device *pdev)
struct resource *res;
struct usb_hcd *hcd;
struct clk *clk;
+ struct usb_drd_host *drd_host;
int ret;
int irq;
@@ -169,6 +172,17 @@ static int xhci_plat_probe(struct platform_device *pdev)
if (ret)
goto put_usb3_hcd;
+ drd_host = kzalloc(sizeof(*drd_host), GFP_KERNEL);
+ if (!drd_host)
+ return -ENOMEM;
+
+ drd_host->main_hcd = xhci->main_hcd;
+ drd_host->shared_hcd = xhci->shared_hcd;
+ drd_host->hcd_irq = irq;
+ drd_host->host_setup = NULL;
+
+ usb_drd_register_hcd(pdev->dev.parent, drd_host);
+
return 0;
put_usb3_hcd:
@@ -200,6 +214,7 @@ static int xhci_plat_remove(struct platform_device *dev)
if (!IS_ERR(clk))
clk_disable_unprepare(clk);
usb_put_hcd(hcd);
+ usb_drd_unregister_hcd(dev->dev.parent);
kfree(xhci);
return 0;
--
1.8.3.1
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