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authorDavid Vrabel <david.vrabel@csr.com>2008-10-20 16:07:19 +0100
committerDavid Vrabel <david.vrabel@csr.com>2008-10-20 16:07:19 +0100
commit61e0e79ee3c609eb34edf2fe023708cba6a79b1f (patch)
tree663deacffd4071120dc9badb70428fe5f124c7b9 /drivers/usb/gadget/omap_udc.c
parentc15895ef30c2c03e99802951787183039a349d32 (diff)
parent0cfd81031a26717fe14380d18275f8e217571615 (diff)
downloadblackbird-op-linux-61e0e79ee3c609eb34edf2fe023708cba6a79b1f.tar.gz
blackbird-op-linux-61e0e79ee3c609eb34edf2fe023708cba6a79b1f.zip
Merge branch 'master' into for-upstream
Conflicts: Documentation/ABI/testing/sysfs-bus-usb drivers/Makefile
Diffstat (limited to 'drivers/usb/gadget/omap_udc.c')
-rw-r--r--drivers/usb/gadget/omap_udc.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/usb/gadget/omap_udc.c b/drivers/usb/gadget/omap_udc.c
index bb54cca4c543..34e9e393f929 100644
--- a/drivers/usb/gadget/omap_udc.c
+++ b/drivers/usb/gadget/omap_udc.c
@@ -2313,6 +2313,13 @@ static int proc_otg_show(struct seq_file *s)
tmp = omap_readl(OTG_REV);
if (cpu_is_omap24xx()) {
+ /*
+ * REVISIT: Not clear how this works on OMAP2. trans
+ * is ANDed to produce bits 7 and 8, which might make
+ * sense for USB_TRANSCEIVER_CTRL on OMAP1,
+ * but with CONTROL_DEVCONF, these bits have something to
+ * do with the frame adjustment counter and McBSP2.
+ */
ctrl_name = "control_devconf";
trans = omap_ctrl_readl(OMAP2_CONTROL_DEVCONF0);
} else {
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