usb: renesas_usbhs: add test-mode support
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
diff --git a/drivers/usb/renesas_usbhs/common.c b/drivers/usb/renesas_usbhs/common.c
index 016a34f..32a879f 100644
--- a/drivers/usb/renesas_usbhs/common.c
+++ b/drivers/usb/renesas_usbhs/common.c
@@ -132,6 +132,11 @@
usbhs_bset(priv, SYSCFG, mask, enable ? val : 0);
}
+void usbhs_sys_set_test_mode(struct usbhs_priv *priv, u16 mode)
+{
+ usbhs_write(priv, TESTMODE, mode);
+}
+
/*
* frame functions
*/
diff --git a/drivers/usb/renesas_usbhs/common.h b/drivers/usb/renesas_usbhs/common.h
index 71c295c..d79b3e2 100644
--- a/drivers/usb/renesas_usbhs/common.h
+++ b/drivers/usb/renesas_usbhs/common.h
@@ -33,6 +33,7 @@
#define SYSCFG 0x0000
#define BUSWAIT 0x0002
#define DVSTCTR 0x0008
+#define TESTMODE 0x000C
#define CFIFO 0x0014
#define CFIFOSEL 0x0020
#define CFIFOCTR 0x0022
@@ -283,6 +284,7 @@
*/
void usbhs_sys_host_ctrl(struct usbhs_priv *priv, int enable);
void usbhs_sys_function_ctrl(struct usbhs_priv *priv, int enable);
+void usbhs_sys_set_test_mode(struct usbhs_priv *priv, u16 mode);
/*
* usb request
diff --git a/drivers/usb/renesas_usbhs/mod_gadget.c b/drivers/usb/renesas_usbhs/mod_gadget.c
index dba15e0..1951de0 100644
--- a/drivers/usb/renesas_usbhs/mod_gadget.c
+++ b/drivers/usb/renesas_usbhs/mod_gadget.c
@@ -14,6 +14,7 @@
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
*/
+#include <linux/delay.h>
#include <linux/dma-mapping.h>
#include <linux/io.h>
#include <linux/module.h>
@@ -286,6 +287,24 @@
/*
* USB_TYPE_STANDARD / set feature functions
*/
+static int usbhsg_recip_handler_std_set_device(struct usbhs_priv *priv,
+ struct usbhsg_uep *uep,
+ struct usb_ctrlrequest *ctrl)
+{
+ switch (le16_to_cpu(ctrl->wValue)) {
+ case USB_DEVICE_TEST_MODE:
+ usbhsg_recip_handler_std_control_done(priv, uep, ctrl);
+ udelay(100);
+ usbhs_sys_set_test_mode(priv, le16_to_cpu(ctrl->wIndex >> 8));
+ break;
+ default:
+ usbhsg_recip_handler_std_control_done(priv, uep, ctrl);
+ break;
+ }
+
+ return 0;
+}
+
static int usbhsg_recip_handler_std_set_endpoint(struct usbhs_priv *priv,
struct usbhsg_uep *uep,
struct usb_ctrlrequest *ctrl)
@@ -301,7 +320,7 @@
struct usbhsg_recip_handle req_set_feature = {
.name = "set feature",
- .device = usbhsg_recip_handler_std_control_done,
+ .device = usbhsg_recip_handler_std_set_device,
.interface = usbhsg_recip_handler_std_control_done,
.endpoint = usbhsg_recip_handler_std_set_endpoint,
};
@@ -849,6 +868,7 @@
gpriv->gadget.speed = USB_SPEED_UNKNOWN;
/* disable sys */
+ usbhs_sys_set_test_mode(priv, 0);
usbhs_sys_function_ctrl(priv, 0);
usbhsg_pipe_disable(dcp);
