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[PATCH 0/8][v2]Add OTG support for FSL socs

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  [PATCH 0/8][v2]Add OTG support for FSL socs Ramneek Mehresh <ramneek.mehresh@freescale.com> - 2015-07-15 14:10 +0200
    [PATCH 6/8][v2]usb:fsl:otg: Combine host/gadget start/resume for ID change Ramneek Mehresh <ramneek.mehresh@freescale.com> - 2015-07-15 14:10 +0200

#1184723 — [PATCH 0/8][v2]Add OTG support for FSL socs

Add support for otg for all freescale socs having internal
usb phy. 


Ramneek Mehresh (8):
  usb:fsl:otg: Make fsl otg driver as tristate
  usb:fsl:otg: Add controller version based ULPI and UTMI phy
  usb:fsl:otg: Add support to add/remove usb host driver
  usb:fsl:otg: Signal host drv when host is otg
  usb:fsl:otg: Modify otg_event to start host drv
  usb:fsl:otg: Combine host/gadget start/resume for ID change
  usb:fsl:otg: Remove host drv upon otg bring-up
  usb:fsl:otg: Add host-gadget drv sync delay

 drivers/usb/host/ehci-fsl.c   | 85 +++++++++++++++++++++++++++++++++----------
 drivers/usb/host/ehci-fsl.h   | 20 ++++++++++
 drivers/usb/phy/Kconfig       |  2 +-
 drivers/usb/phy/phy-fsl-usb.c | 58 ++++++++++++++++++++++-------
 drivers/usb/phy/phy-fsl-usb.h |  7 ++++
 include/linux/usb.h           |  1 +
 6 files changed, 139 insertions(+), 34 deletions(-)

--
Changes for v2:
	- moved struct ehci_fsl out of ehci-fsl.c
	  to ehci-fsl.h
	- made struct ehci_fsl private of struct ehci_hcd
1.8.3.1

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#1184724 — [PATCH 6/8][v2]usb:fsl:otg: Combine host/gadget start/resume for ID change

Make call to fsl_otg_event for each id change even.

Signed-off-by: Ramneek Mehresh <ramneek.mehresh@freescale.com>
Reviewed-by: Fleming Andrew-AFLEMING <AFLEMING@freescale.com>
Tested-by: Fleming Andrew-AFLEMING <AFLEMING@freescale.com>
---
 drivers/usb/phy/phy-fsl-usb.c | 15 +++------------
 1 file changed, 3 insertions(+), 12 deletions(-)

diff --git a/drivers/usb/phy/phy-fsl-usb.c b/drivers/usb/phy/phy-fsl-usb.c
index 3b8a9e5..689516d 100644
--- a/drivers/usb/phy/phy-fsl-usb.c
+++ b/drivers/usb/phy/phy-fsl-usb.c
@@ -733,6 +733,7 @@ irqreturn_t fsl_otg_isr(int irq, void *dev_id)
 {
 	struct otg_fsm *fsm = &((struct fsl_otg *)dev_id)->fsm;
 	struct usb_otg *otg = ((struct fsl_otg *)dev_id)->phy.otg;
+	struct fsl_otg *otg_dev = dev_id;
 	u32 otg_int_src, otg_sc;
 
 	otg_sc = fsl_readl(&usb_dr_regs->otgsc);
@@ -762,18 +763,8 @@ irqreturn_t fsl_otg_isr(int irq, void *dev_id)
 				otg->gadget->is_a_peripheral = !fsm->id;
 			VDBG("ID int (ID is %d)\n", fsm->id);
 
-			if (fsm->id) {	/* switch to gadget */
-				schedule_delayed_work(
-					&((struct fsl_otg *)dev_id)->otg_event,
-					100);
-			} else {	/* switch to host */
-				cancel_delayed_work(&
-						    ((struct fsl_otg *)dev_id)->
-						    otg_event);
-				fsl_otg_start_gadget(fsm, 0);
-				otg_drv_vbus(fsm, 1);
-				fsl_otg_start_host(fsm, 1);
-			}
+			schedule_delayed_work(&otg_dev->otg_event, 100);
+
 			return IRQ_HANDLED;
 		}
 	}
-- 
1.8.3.1

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