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authorGeorge Cherian <george.cherian@ti.com>2013-10-15 15:32:14 +0530
committerFelipe Balbi <balbi@ti.com>2013-12-19 09:27:42 -0600
commitc4b34a3b7a505dd63268cf6dcf57d10068b47cb6 (patch)
tree8f37f59c1d410caaaec46f424f8e981d1a1a8e28 /drivers/usb/phy
parentdb67bc04bdc8cac2307af09c92cd73751905ec0e (diff)
usb: phy: omap: Add omap-control Support for AM437x
This adds omap control module support for USBSS in AM437x SoC. Update DT binding information to reflect these changes. Acked-by: Roger Quadros <rogerq@ti.com> Signed-off-by: George Cherian <george.cherian@ti.com> Signed-off-by: Felipe Balbi <balbi@ti.com>
Diffstat (limited to 'drivers/usb/phy')
-rw-r--r--drivers/usb/phy/phy-omap-control.c19
1 files changed, 19 insertions, 0 deletions
diff --git a/drivers/usb/phy/phy-omap-control.c b/drivers/usb/phy/phy-omap-control.c
index 09c5ace1edd..e7253182e47 100644
--- a/drivers/usb/phy/phy-omap-control.c
+++ b/drivers/usb/phy/phy-omap-control.c
@@ -84,6 +84,20 @@ void omap_control_usb_phy_power(struct device *dev, int on)
else
val |= OMAP_CTRL_USB2_PHY_PD;
break;
+
+ case OMAP_CTRL_TYPE_AM437USB2:
+ if (on) {
+ val &= ~(AM437X_CTRL_USB2_PHY_PD |
+ AM437X_CTRL_USB2_OTG_PD);
+ val |= (AM437X_CTRL_USB2_OTGVDET_EN |
+ AM437X_CTRL_USB2_OTGSESSEND_EN);
+ } else {
+ val &= ~(AM437X_CTRL_USB2_OTGVDET_EN |
+ AM437X_CTRL_USB2_OTGSESSEND_EN);
+ val |= (AM437X_CTRL_USB2_PHY_PD |
+ AM437X_CTRL_USB2_OTG_PD);
+ }
+ break;
default:
dev_err(dev, "%s: type %d not recognized\n",
__func__, control_usb->type);
@@ -197,6 +211,7 @@ static const enum omap_control_usb_type otghs_data = OMAP_CTRL_TYPE_OTGHS;
static const enum omap_control_usb_type usb2_data = OMAP_CTRL_TYPE_USB2;
static const enum omap_control_usb_type pipe3_data = OMAP_CTRL_TYPE_PIPE3;
static const enum omap_control_usb_type dra7usb2_data = OMAP_CTRL_TYPE_DRA7USB2;
+static const enum omap_control_usb_type am437usb2_data = OMAP_CTRL_TYPE_AM437USB2;
static const struct of_device_id omap_control_usb_id_table[] = {
{
@@ -215,6 +230,10 @@ static const struct of_device_id omap_control_usb_id_table[] = {
.compatible = "ti,control-phy-dra7usb2",
.data = &dra7usb2_data,
},
+ {
+ .compatible = "ti,control-phy-am437usb2",
+ .data = &am437usb2_data,
+ },
{},
};
MODULE_DEVICE_TABLE(of, omap_control_usb_id_table);