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- /*
- * Copyright (C) 2008 Analog Device Inc.
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
- #ifndef __BLACKFIN_SDH_H__
- #define __BLACKFIN_SDH_H__
- #define MMC_RSP_PRESENT (1 << 0)
- #define MMC_RSP_136 (1 << 1) /* 136 bit response */
- #define MMC_RSP_CRC (1 << 2) /* expect valid crc */
- #define MMC_RSP_BUSY (1 << 3) /* card may send busy */
- #define MMC_RSP_OPCODE (1 << 4) /* response contains opcode */
- #define MMC_CMD_MASK (3 << 5) /* non-SPI command type */
- #define MMC_CMD_AC (0 << 5)
- #define MMC_CMD_ADTC (1 << 5)
- #define MMC_CMD_BC (2 << 5)
- #define MMC_CMD_BCR (3 << 5)
- #define MMC_RSP_SPI_S1 (1 << 7) /* one status byte */
- #define MMC_RSP_SPI_S2 (1 << 8) /* second byte */
- #define MMC_RSP_SPI_B4 (1 << 9) /* four data bytes */
- #define MMC_RSP_SPI_BUSY (1 << 10) /* card may send busy */
- /*
- * These are the native response types, and correspond to valid bit
- * patterns of the above flags. One additional valid pattern
- * is all zeros, which means we don't expect a response.
- */
- #define MMC_RSP_NONE (0)
- #define MMC_RSP_R1 (MMC_RSP_PRESENT|MMC_RSP_CRC|MMC_RSP_OPCODE)
- #define MMC_RSP_R1B (MMC_RSP_PRESENT|MMC_RSP_CRC|MMC_RSP_OPCODE|MMC_RSP_BUSY)
- #define MMC_RSP_R2 (MMC_RSP_PRESENT|MMC_RSP_136|MMC_RSP_CRC)
- #define MMC_RSP_R3 (MMC_RSP_PRESENT)
- #define MMC_RSP_R4 (MMC_RSP_PRESENT)
- #define MMC_RSP_R5 (MMC_RSP_PRESENT|MMC_RSP_CRC|MMC_RSP_OPCODE)
- #define MMC_RSP_R6 (MMC_RSP_PRESENT|MMC_RSP_CRC|MMC_RSP_OPCODE)
- #define MMC_RSP_R7 (MMC_RSP_PRESENT|MMC_RSP_CRC|MMC_RSP_OPCODE)
- #define ILLEGAL_COMMAND (1 << 22)
- #define APP_CMD (1 << 5)
- #endif
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