X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=drivers%2Fusb%2Fmusb-new%2Fmusb_uboot.c;h=d40772b1aa5c479c9570833cca10a44fa549c9a1;hb=9450ab2ba8d720bd9f73bccc0af2e2b5a2c2aaf1;hp=10f6b5d1cf16a11f8a5554a512a766bb2cfa548a;hpb=1a2728ae4faf12874173de156b8a7e66cfbbeae5;p=platform%2Fkernel%2Fu-boot.git

diff --git a/drivers/usb/musb-new/musb_uboot.c b/drivers/usb/musb-new/musb_uboot.c
index 10f6b5d..d40772b 100644
--- a/drivers/usb/musb-new/musb_uboot.c
+++ b/drivers/usb/musb-new/musb_uboot.c
@@ -1,9 +1,7 @@
 #include <common.h>
+#include <console.h>
 #include <watchdog.h>
-#ifdef CONFIG_ARCH_SUNXI
-#include <asm/arch/usb_phy.h>
-#endif
-#include <asm/errno.h>
+#include <linux/errno.h>
 #include <linux/usb/ch9.h>
 #include <linux/usb/gadget.h>
 
@@ -21,7 +19,7 @@ struct int_queue {
 	struct urb urb;
 };
 
-#ifndef CONFIG_DM_USB
+#if !CONFIG_IS_ENABLED(DM_USB)
 struct musb_host_data musb_host;
 #endif
 
@@ -192,19 +190,16 @@ static int _musb_reset_root_port(struct musb_host_data *host,
 	power &= 0xf0;
 	musb_writeb(mbase, MUSB_POWER, MUSB_POWER_RESET | power);
 	mdelay(50);
-#ifdef CONFIG_ARCH_SUNXI
-	/*
-	 * sunxi phy has a bug and it will wrongly detect high speed squelch
-	 * when clearing reset on low-speed devices, temporary disable
-	 * squelch detection to work around this.
-	 */
-	sunxi_usb_phy_enable_squelch_detect(0, 0);
-#endif
+
+	if (host->host->ops->pre_root_reset_end)
+		host->host->ops->pre_root_reset_end(host->host);
+
 	power = musb_readb(mbase, MUSB_POWER);
 	musb_writeb(mbase, MUSB_POWER, ~MUSB_POWER_RESET & power);
-#ifdef CONFIG_ARCH_SUNXI
-	sunxi_usb_phy_enable_squelch_detect(0, 1);
-#endif
+
+	if (host->host->ops->post_root_reset_end)
+		host->host->ops->post_root_reset_end(host->host);
+
 	host->host->isr(0, host->host);
 	host->host_speed = (musb_readb(mbase, MUSB_POWER) & MUSB_POWER_HSMODE) ?
 			USB_SPEED_HIGH :
@@ -236,8 +231,10 @@ int musb_lowlevel_init(struct musb_host_data *host)
 		if (musb_readb(mbase, MUSB_DEVCTL) & MUSB_DEVCTL_HM)
 			break;
 	} while (get_timer(0) < timeout);
-	if (get_timer(0) >= timeout)
+	if (get_timer(0) >= timeout) {
+		musb_stop(host->host);
 		return -ENODEV;
+	}
 
 	_musb_reset_root_port(host, NULL);
 	host->host->is_active = 1;
@@ -246,7 +243,7 @@ int musb_lowlevel_init(struct musb_host_data *host)
 	return 0;
 }
 
-#ifndef CONFIG_DM_USB
+#if !CONFIG_IS_ENABLED(DM_USB)
 int usb_lowlevel_stop(int index)
 {
 	if (!musb_host.host) {
@@ -303,9 +300,9 @@ int usb_lowlevel_init(int index, enum usb_init_type init, void **controller)
 {
 	return musb_lowlevel_init(&musb_host);
 }
-#endif /* !CONFIG_DM_USB */
+#endif /* !CONFIG_IS_ENABLED(DM_USB) */
 
-#ifdef CONFIG_DM_USB
+#if CONFIG_IS_ENABLED(DM_USB)
 static int musb_submit_control_msg(struct udevice *dev, struct usb_device *udev,
 				   unsigned long pipe, void *buffer, int length,
 				   struct devrequest *setup)
@@ -367,7 +364,7 @@ struct dm_usb_ops musb_usb_ops = {
 	.destroy_int_queue = musb_destroy_int_queue,
 	.reset_root_port = musb_reset_root_port,
 };
-#endif /* CONFIG_DM_USB */
+#endif /* CONFIG_IS_ENABLED(DM_USB) */
 #endif /* CONFIG_USB_MUSB_HOST */
 
 #ifdef CONFIG_USB_MUSB_GADGET
@@ -422,13 +419,13 @@ int usb_gadget_unregister_driver(struct usb_gadget_driver *driver)
 }
 #endif /* CONFIG_USB_MUSB_GADGET */
 
-int musb_register(struct musb_hdrc_platform_data *plat, void *bdata,
-			void *ctl_regs)
+struct musb *musb_register(struct musb_hdrc_platform_data *plat, void *bdata,
+			   void *ctl_regs)
 {
 	struct musb **musbp;
 
 	switch (plat->mode) {
-#if defined(CONFIG_USB_MUSB_HOST) && !defined(CONFIG_DM_USB)
+#if defined(CONFIG_USB_MUSB_HOST) && !CONFIG_IS_ENABLED(DM_USB)
 	case MUSB_HOST:
 		musbp = &musb_host.host;
 		break;
@@ -439,14 +436,14 @@ int musb_register(struct musb_hdrc_platform_data *plat, void *bdata,
 		break;
 #endif
 	default:
-		return -EINVAL;
+		return ERR_PTR(-EINVAL);
 	}
 
 	*musbp = musb_init_controller(plat, (struct device *)bdata, ctl_regs);
-	if (!musbp) {
+	if (IS_ERR(*musbp)) {
 		printf("Failed to init the controller\n");
-		return -EIO;
+		return ERR_CAST(*musbp);
 	}
 
-	return 0;
+	return *musbp;
 }