Add support to drivers/usb/usbdcore_omap1510.c for OMAP5912 and OMAP16xx
devices.
Signed-off-by: Jon Hunter <[EMAIL PROTECTED]>
---
drivers/usb/usbdcore_omap1510.c | 27 ++++++++++++++++++++++++---
1 files changed, 24 insertions(+), 3 deletions(-)
diff --git a/drivers/usb/usbdcore_omap1510.c b/drivers/usb/usbdcore_omap1510.c
index 84bb936..61c0d3b 100644
--- a/drivers/usb/usbdcore_omap1510.c
+++ b/drivers/usb/usbdcore_omap1510.c
@@ -28,7 +28,7 @@
#include <common.h>
-#if defined(CONFIG_OMAP1510) && defined(CONFIG_USB_DEVICE)
+#if ((defined(CONFIG_OMAP1510) || defined(CONFIG_OMAP1610)) &&
defined(CONFIG_USB_DEVICE))
#include <asm/io.h>
#ifdef CONFIG_OMAP_SX1
@@ -1109,21 +1109,42 @@ int udc_init (void)
*/
outw ((1 << 4) | (1 << 5), CLOCK_CTRL);
UDCREG (CLOCK_CTRL);
+
+#ifdef CONFIG_OMAP1510
+ /* This code was originally implemented for OMAP1510 and
+ * therefore is only applicable for OMAP1510 boards. For
+ * OMAP5912 or OMAP16xx the register APLL_CTRL does not
+ * exist and DPLL_CTRL is already configured.
+ */
+
/* Set and check APLL */
outw (0x0008, APLL_CTRL);
UDCREG (APLL_CTRL);
/* Set and check DPLL */
outw (0x2210, DPLL_CTRL);
UDCREG (DPLL_CTRL);
- /* Set and check SOFT */
- outw ((1 << 4) | (1 << 3) | 1, SOFT_REQ);
+#endif
+ /* Set and check SOFT
+ * The below line of code has been changed to perform a
+ * read-modify-write instead of a simple write for
+ * configuring the SOFT_REQ register. This allows the code
+ * to be compatible with OMAP5912 and OMAP16xx devices
+ */
+ outw ((1 << 4) | (1 << 3) | 1 | (inw(SOFT_REQ)), SOFT_REQ);
/* Short delay to wait for DPLL */
udelay (1000);
/* Print banner with device revision */
udc_rev = inw (UDC_REV) & 0xff;
+#ifdef CONFIG_OMAP1510
printf ("USB: TI OMAP1510 USB function module rev %d.%d\n",
udc_rev >> 4, udc_rev & 0xf);
+#endif
+
+#ifdef CONFIG_OMAP1610
+ printf ("USB: TI OMAP5912 USB function module rev %d.%d\n",
+ udc_rev >> 4, udc_rev & 0xf);
+#endif
#ifdef CONFIG_OMAP_SX1
i2c_read (0x32, 0x04, 1, &value, 1);
--
1.4.4.4
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