Move the usb_otg member from struct usb_phy to struct ci_hdrc. Rework
its initialization taking in account this modification.

Signed-off-by: Antoine Ténart <antoine.ten...@free-electrons.com>
---
 drivers/usb/chipidea/ci.h      |  1 +
 drivers/usb/chipidea/host.c    |  8 +++-----
 drivers/usb/chipidea/otg_fsm.c | 15 ++-------------
 3 files changed, 6 insertions(+), 18 deletions(-)

diff --git a/drivers/usb/chipidea/ci.h b/drivers/usb/chipidea/ci.h
index b2caa1772712..dac5ab6adfa2 100644
--- a/drivers/usb/chipidea/ci.h
+++ b/drivers/usb/chipidea/ci.h
@@ -177,6 +177,7 @@ struct ci_hdrc {
        struct ci_role_driver           *roles[CI_ROLE_END];
        enum ci_role                    role;
        bool                            is_otg;
+       struct usb_otg                  otg;
        struct otg_fsm                  fsm;
        struct ci_otg_fsm_timer_list    *fsm_timer;
        struct work_struct              work;
diff --git a/drivers/usb/chipidea/host.c b/drivers/usb/chipidea/host.c
index 0b67d78dd953..0952d4adfa4c 100644
--- a/drivers/usb/chipidea/host.c
+++ b/drivers/usb/chipidea/host.c
@@ -85,13 +85,11 @@ static int host_start(struct ci_hdrc *ci)
        if (ret) {
                goto disable_reg;
        } else {
-               struct usb_otg *otg = ci->usb_phy->otg;
+               struct usb_otg *otg = &ci->otg;
 
                ci->hcd = hcd;
-               if (otg) {
-                       otg->host = &hcd->self;
-                       hcd->self.otg_port = 1;
-               }
+               otg->host = &hcd->self;
+               hcd->self.otg_port = 1;
        }
 
        if (ci->platdata->flags & CI_HDRC_DISABLE_STREAMING)
diff --git a/drivers/usb/chipidea/otg_fsm.c b/drivers/usb/chipidea/otg_fsm.c
index 8a64ce87364e..7eb86863fb3c 100644
--- a/drivers/usb/chipidea/otg_fsm.c
+++ b/drivers/usb/chipidea/otg_fsm.c
@@ -778,20 +778,9 @@ void ci_hdrc_otg_fsm_start(struct ci_hdrc *ci)
 int ci_hdrc_otg_fsm_init(struct ci_hdrc *ci)
 {
        int retval = 0;
-       struct usb_otg *otg;
 
-       otg = devm_kzalloc(ci->dev,
-                       sizeof(struct usb_otg), GFP_KERNEL);
-       if (!otg) {
-               dev_err(ci->dev,
-               "Failed to allocate usb_otg structure for ci hdrc otg!\n");
-               return -ENOMEM;
-       }
-
-       otg->usb_phy = ci->usb_phy;
-       otg->gadget = &ci->gadget;
-       ci->fsm.otg = otg;
-       ci->usb_phy->otg = ci->fsm.otg;
+       ci->otg.usb_phy = ci->usb_phy;
+       ci->fsm.otg = &ci->otg;
        ci->fsm.power_up = 1;
        ci->fsm.id = hw_read_otgsc(ci, OTGSC_ID) ? 1 : 0;
        ci->fsm.otg->state = OTG_STATE_UNDEFINED;
-- 
1.9.1

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