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-rw-r--r--drivers/usb/phy/omap_usb_phy.c23
1 files changed, 23 insertions, 0 deletions
diff --git a/drivers/usb/phy/omap_usb_phy.c b/drivers/usb/phy/omap_usb_phy.c
index f074a88..af46db2 100644
--- a/drivers/usb/phy/omap_usb_phy.c
+++ b/drivers/usb/phy/omap_usb_phy.c
@@ -207,6 +207,25 @@ void usb_phy_power(int on)
}
#endif /* CONFIG_OMAP_USB2PHY2_HOST */
+#ifdef CONFIG_AM437X_USB2PHY2_HOST
+static void am437x_enable_usb2_phy2(struct omap_xhci *omap)
+{
+ const u32 usb_otg_ss_clk_val = (USBOTGSSX_CLKCTRL_MODULE_EN |
+ USBOTGSSX_CLKCTRL_OPTFCLKEN_REFCLK960);
+
+ writel(usb_otg_ss_clk_val, PRM_PER_USB_OTG_SS0_CLKCTRL);
+ writel(usb_otg_ss_clk_val, PRM_PER_USB_OTG_SS1_CLKCTRL);
+
+ writel(USBPHYOCPSCP_MODULE_EN, PRM_PER_USBPHYOCP2SCP0_CLKCTRL);
+ writel(USBPHYOCPSCP_MODULE_EN, PRM_PER_USBPHYOCP2SCP1_CLKCTRL);
+}
+
+void usb_phy_power(int on)
+{
+ return;
+}
+#endif /* CONFIG_AM437X_USB2PHY2_HOST */
+
void omap_reset_usb_phy(struct dwc3 *dwc3_reg)
{
/* Assert USB3 PHY reset */
@@ -231,6 +250,10 @@ void omap_enable_phy(struct omap_xhci *omap)
omap_enable_usb2_phy2(omap);
#endif
+#ifdef CONFIG_AM437X_USB2PHY2_HOST
+ am437x_enable_usb2_phy2(omap);
+#endif
+
#ifdef CONFIG_OMAP_USB3PHY1_HOST
omap_enable_usb3_phy(omap);
omap_usb3_phy_init(omap->usb3_phy);