imx233/fuze+: implement usb enable

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@30542 a1c6a512-1295-4272-9138-f99709370657

1 files changed, 22 insertions, 0 deletions

diff --git a/firmware/target/arm/imx233/system-imx233.c b/firmware/target/arm/imx233/system-imx233.c
index d27bb1b7d2..7b8e0c858e 100644
--- a/firmware/target/arm/imx233/system-imx233.c
+++ b/firmware/target/arm/imx233/system-imx233.c
@@ -253,3 +253,25 @@ void set_cpu_frequency(long frequency)
     }
 }
 #endif
+
+void imx233_enable_usb_controller(bool enable)
+{
+    if(enable)
+        __REG_CLR(HW_DIGCTL_CTRL) = HW_DIGCTL_CTRL__USB_CLKGATE;
+    else
+        __REG_SET(HW_DIGCTL_CTRL) = HW_DIGCTL_CTRL__USB_CLKGATE;
+}
+
+void imx233_enable_usb_phy(bool enable)
+{
+    if(enable)
+    {
+        __REG_CLR(HW_USBPHY_CTRL) = __BLOCK_CLKGATE | __BLOCK_SFTRST;
+        __REG_CLR(HW_USBPHY_PWD) = HW_USBPHY_PWD__ALL;
+    }
+    else
+    {
+        __REG_SET(HW_USBPHY_PWD) = HW_USBPHY_PWD__ALL;
+        __REG_SET(HW_USBPHY_CTRL) = __BLOCK_CLKGATE | __BLOCK_SFTRST;
+    }
+}