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Diffstat (limited to 'arch/arm/plat-mxc/ehci.c')
-rw-r--r--arch/arm/plat-mxc/ehci.c50
1 files changed, 45 insertions, 5 deletions
diff --git a/arch/arm/plat-mxc/ehci.c b/arch/arm/plat-mxc/ehci.c
index 2a8646173c2..35a064ff02b 100644
--- a/arch/arm/plat-mxc/ehci.c
+++ b/arch/arm/plat-mxc/ehci.c
@@ -11,10 +11,6 @@
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software Foundation,
- * Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <linux/platform_device.h>
@@ -73,7 +69,51 @@
int mxc_initialize_usb_hw(int port, unsigned int flags)
{
unsigned int v;
-#ifdef CONFIG_ARCH_MX3
+#if defined(CONFIG_ARCH_MX25)
+ if (cpu_is_mx25()) {
+ v = readl(MX25_IO_ADDRESS(MX25_OTG_BASE_ADDR +
+ USBCTRL_OTGBASE_OFFSET));
+
+ switch (port) {
+ case 0: /* OTG port */
+ v &= ~(MX35_OTG_SIC_MASK | MX35_OTG_PM_BIT);
+ v |= (flags & MXC_EHCI_INTERFACE_MASK)
+ << MX35_OTG_SIC_SHIFT;
+ if (!(flags & MXC_EHCI_POWER_PINS_ENABLED))
+ v |= MX35_OTG_PM_BIT;
+
+ break;
+ case 1: /* H1 port */
+ v &= ~(MX35_H1_SIC_MASK | MX35_H1_PM_BIT | MX35_H1_TLL_BIT |
+ MX35_H1_USBTE_BIT | MX35_H1_IPPUE_DOWN_BIT | MX35_H1_IPPUE_UP_BIT);
+ v |= (flags & MXC_EHCI_INTERFACE_MASK)
+ << MX35_H1_SIC_SHIFT;
+ if (!(flags & MXC_EHCI_POWER_PINS_ENABLED))
+ v |= MX35_H1_PM_BIT;
+
+ if (!(flags & MXC_EHCI_TTL_ENABLED))
+ v |= MX35_H1_TLL_BIT;
+
+ if (flags & MXC_EHCI_INTERNAL_PHY)
+ v |= MX35_H1_USBTE_BIT;
+
+ if (flags & MXC_EHCI_IPPUE_DOWN)
+ v |= MX35_H1_IPPUE_DOWN_BIT;
+
+ if (flags & MXC_EHCI_IPPUE_UP)
+ v |= MX35_H1_IPPUE_UP_BIT;
+
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ writel(v, MX25_IO_ADDRESS(MX25_OTG_BASE_ADDR +
+ USBCTRL_OTGBASE_OFFSET));
+ return 0;
+ }
+#endif /* CONFIG_ARCH_MX25 */
+#if defined(CONFIG_ARCH_MX3)
if (cpu_is_mx31()) {
v = readl(MX31_IO_ADDRESS(MX31_OTG_BASE_ADDR +
USBCTRL_OTGBASE_OFFSET));