sdio: support IO_RW_EXTENDED

[linux-2.6-omap-h63xx.git] / include / linux / mmc / sdio.h

diff --git a/include/linux/mmc/sdio.h b/include/linux/mmc/sdio.h
index 56239f4aab042f8b02a4f50c53f01a77259b9e41..9b1ec76cac379fa088a7f2424a19af64ff045301 100644 (file)
--- a/include/linux/mmc/sdio.h
+++ b/include/linux/mmc/sdio.h
@@ -15,6 +15,7 @@
 /* SDIO commands                         type  argument     response */
 #define SD_IO_SEND_OP_COND          5 /* bcr  [23:0] OCR         R4  */
 #define SD_IO_RW_DIRECT            52 /* ac   [31:0] See below   R5  */
+#define SD_IO_RW_EXTENDED          53 /* adtc [31:0] See below   R5  */
 
 /*
  * SD_IO_RW_DIRECT argument format:
@@ -26,6 +27,17 @@
  *      [7:0] Data
  */
 
+/*
+ * SD_IO_RW_EXTENDED argument format:
+ *
+ *      [31] R/W flag
+ *      [30:28] Function number
+ *      [27] Block mode
+ *      [26] Increment address
+ *      [25:9] Register address
+ *      [8:0] Byte/block count
+ */
+
 /*
   SDIO status in R5
   Type