usb: s3c-hsotg: Fix TX FIFOs allocation

According to documentation, TX FIFO_number index starts from 1.
For IN endpoint FIFO 0 we use GNPTXFSIZ register for programming
the size and memory start address.

Signed-off-by: Anton Tikhomirov <av.tikhomirov@samsung.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>

diff --git a/drivers/usb/gadget/s3c-hsotg.c b/drivers/usb/gadget/s3c-hsotg.c
index 69295ba9d99ae12f29738533fb15f5a7b4cce046..e3fe5fd795f020e5275c12877f038911f9756ac9 100644 (file)
--- a/drivers/usb/gadget/s3c-hsotg.c
+++ b/drivers/usb/gadget/s3c-hsotg.c
@@ -340,7 +340,7 @@ static void s3c_hsotg_init_fifo(struct s3c_hsotg *hsotg)
        /* currently we allocate TX FIFOs for all possible endpoints,
         * and assume that they are all the same size. */
 
-       for (ep = 0; ep <= 15; ep++) {
+       for (ep = 1; ep <= 15; ep++) {
                val = addr;
                val |= size << S3C_DPTXFSIZn_DPTxFSize_SHIFT;
                addr += size;