+ dp->cmd.data |=
+ ((tl & 0xffff) << MXS_DMA_DESC_BYTES_OFFSET) |
+ (mxs_spi_pio_words << MXS_DMA_DESC_PIO_WORDS_OFFSET) |
+ MXS_DMA_DESC_HALT_ON_TERMINATE |
+ MXS_DMA_DESC_TERMINATE_FLUSH;
+
+ data += tl;
+ length -= tl;
+
+ if (!length) {
+ dp->cmd.data |= MXS_DMA_DESC_IRQ | MXS_DMA_DESC_DEC_SEM;
+
+ if (flags & SPI_XFER_END) {
+ ctrl0 &= ~SSP_CTRL0_LOCK_CS;
+ ctrl0 |= SSP_CTRL0_IGNORE_CRC;
+ }
+ }
+
+ /*
+ * Write CTRL0, CMD0, CMD1 and XFER_SIZE registers in
+ * case of MX28, write only CTRL0 in case of MX23 due
+ * to the difference in register layout. It is utterly
+ * essential that the XFER_SIZE register is written on
+ * a per-descriptor basis with the same size as is the
+ * descriptor!
+ */
+ dp->cmd.pio_words[0] = ctrl0;
+#ifdef CONFIG_MX28
+ dp->cmd.pio_words[1] = 0;
+ dp->cmd.pio_words[2] = 0;
+ dp->cmd.pio_words[3] = tl;
+#endif
+
+ mxs_dma_desc_append(dmach, dp);
+
+ dp++;
+ }