dra7xx: Enable USB_PHY3 32KHz clock
DRA7xx has a 32KHz PHY clock for USB_PHY3 that must be enabled
for USB1 instance in Super-Speed.
Signed-off-by: Roger Quadros <rogerq@ti.com>
diff --git a/arch/arm/cpu/armv7/omap5/hw_data.c b/arch/arm/cpu/armv7/omap5/hw_data.c
index 8734815..fe59c25 100644
--- a/arch/arm/cpu/armv7/omap5/hw_data.c
+++ b/arch/arm/cpu/armv7/omap5/hw_data.c
@@ -614,9 +614,14 @@
setbits_le32((*prcm)->cm_l3init_usb_otg_ss1_clkctrl,
OPTFCLKEN_REFCLK960M);
- /* Enable 32 KHz clock for dwc3 */
+ /* Enable 32 KHz clock for USB_PHY1 */
setbits_le32((*prcm)->cm_coreaon_usb_phy1_core_clkctrl,
USBPHY_CORE_CLKCTRL_OPTFCLKEN_CLK32K);
+
+ /* Enable 32 KHz clock for USB_PHY3 */
+ if (is_dra7xx())
+ setbits_le32((*prcm)->cm_coreaon_usb_phy3_core_clkctrl,
+ USBPHY_CORE_CLKCTRL_OPTFCLKEN_CLK32K);
} else if (index == 1) {
cm_l3init_usb_otg_ss_clkctrl =
(*prcm)->cm_l3init_usb_otg_ss2_clkctrl;
@@ -664,9 +669,14 @@
clrbits_le32((*prcm)->cm_l3init_usb_otg_ss1_clkctrl,
OPTFCLKEN_REFCLK960M);
- /* Disable 32 KHz clock for dwc3 */
+ /* Disable 32 KHz clock for USB_PHY1 */
clrbits_le32((*prcm)->cm_coreaon_usb_phy1_core_clkctrl,
USBPHY_CORE_CLKCTRL_OPTFCLKEN_CLK32K);
+
+ /* Disable 32 KHz clock for USB_PHY3 */
+ if (is_dra7xx())
+ clrbits_le32((*prcm)->cm_coreaon_usb_phy3_core_clkctrl,
+ USBPHY_CORE_CLKCTRL_OPTFCLKEN_CLK32K);
} else if (index == 1) {
cm_l3init_usb_otg_ss_clkctrl =
(*prcm)->cm_l3init_usb_otg_ss2_clkctrl;