MMC core learns about SPI

[safe/jmp/linux-2.6] / drivers / mmc / core / sdio.c

diff --git a/drivers/mmc/core/sdio.c b/drivers/mmc/core/sdio.c
index 2f3fb99..87a50f4 100644 (file)
--- a/drivers/mmc/core/sdio.c
+++ b/drivers/mmc/core/sdio.c
@@ -270,6 +270,15 @@ int mmc_attach_sdio(struct mmc_host *host, u32 ocr)
                goto err;
 
        /*
+        * For SPI, enable CRC as appropriate.
+        */
+       if (mmc_host_is_spi(host)) {
+               err = mmc_spi_set_crc(host, use_spi_crc);
+               if (err)
+                       goto err;
+       }
+
+       /*
         * The number of functions on the card is encoded inside
         * the ocr.
         */
@@ -290,20 +299,24 @@ int mmc_attach_sdio(struct mmc_host *host, u32 ocr)
        host->card = card;
 
        /*
-        * Set card RCA.
+        * For native busses:  set card RCA and quit open drain mode.
         */
-       err = mmc_send_relative_addr(host, &card->rca);
-       if (err)
-               goto remove;
+       if (!mmc_host_is_spi(host)) {
+               err = mmc_send_relative_addr(host, &card->rca);
+               if (err)
+                       goto remove;
 
-       mmc_set_bus_mode(host, MMC_BUSMODE_PUSHPULL);
+               mmc_set_bus_mode(host, MMC_BUSMODE_PUSHPULL);
+       }
 
        /*
         * Select card, as all following commands rely on that.
         */
-       err = mmc_select_card(card);
-       if (err)
-               goto remove;
+       if (!mmc_host_is_spi(host)) {
+               err = mmc_select_card(card);
+               if (err)
+                       goto remove;
+       }
 
        /*
         * Read the common registers.