Re: [U-Boot] [PATCH] mx28: fix i.MX28 spi driver

14 Jan 2012

On Sat, Jan 14, 2012 at 4:53 PM, Fabio Estevam festevam@gmail.com wrote:
...
Actually I meant this:
One more time ;-)

--- a/drivers/spi/mxs_spi.c
+++ b/drivers/spi/mxs_spi.c
@@ -130,13 +130,10 @@ int spi_xfer(struct spi_slave *slave, unsigned int bitlen,
        const char *tx = dout;
        char *rx = din;
-       if (bitlen == 0)
-               return 0;
-
        if (!rx && !tx)
                return 0;
-       if (flags & SPI_XFER_BEGIN)
+       if ((flags & SPI_XFER_BEGIN) && len)
                mxs_spi_start_xfer(ssp_regs);
while (len--) {

    