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authorPeter Chen2014-08-19 09:51:56 +0800
committerGreg Kroah-Hartman2014-09-23 21:28:41 -0700
commitf6a9ff07832a9d30d457e976e6233b4351cd4cdf (patch)
treef6df9103fd4466bf982148ecbff768c2740d16bc /drivers
parent05f8b35a62efb8e70ebcd78e9c957324e9caddad (diff)
usb: chipidea: add TPL support for targeted hosts
For OTG and Embedded hosts, they may need TPL (Targeted Peripheral List) for usb certification and other vender specific requirements, the platform can tell chipidea core driver if it supports tpl through DT or platform data. Signed-off-by: Peter Chen <peter.chen@freescale.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/usb/chipidea/core.c4
-rw-r--r--drivers/usb/chipidea/host.c1
2 files changed, 5 insertions, 0 deletions
diff --git a/drivers/usb/chipidea/core.c b/drivers/usb/chipidea/core.c
index 619d13e29995..41d45a16dd30 100644
--- a/drivers/usb/chipidea/core.c
+++ b/drivers/usb/chipidea/core.c
@@ -473,6 +473,10 @@ static int ci_get_platdata(struct device *dev,
PTR_ERR(platdata->reg_vbus));
return PTR_ERR(platdata->reg_vbus);
}
+ /* Get TPL support */
+ if (!platdata->tpl_support)
+ platdata->tpl_support =
+ of_usb_host_tpl_support(dev->of_node);
}
if (of_usb_get_maximum_speed(dev->of_node) == USB_SPEED_FULL)
diff --git a/drivers/usb/chipidea/host.c b/drivers/usb/chipidea/host.c
index a93d950e9468..0d6b24cb2270 100644
--- a/drivers/usb/chipidea/host.c
+++ b/drivers/usb/chipidea/host.c
@@ -60,6 +60,7 @@ static int host_start(struct ci_hdrc *ci)
hcd->power_budget = ci->platdata->power_budget;
hcd->phy = ci->transceiver;
+ hcd->tpl_support = ci->platdata->tpl_support;
ehci = hcd_to_ehci(hcd);
ehci->caps = ci->hw_bank.cap;