LXR linux/include/linux/mfd/rtsx

   1/* Driver for Realtek driver-based card reader
   2 *
   3 * Copyright(c) 2009 Realtek Semiconductor Corp. All rights reserved.
   4 *
   5 * This program is free software; you can redistribute it and/or modify it
   6 * under the terms of the GNU General Public License as published by the
   7 * Free Software Foundation; either version 2, or (at your option) any
   8 * later version.
   9 *
  10 * This program is distributed in the hope that it will be useful, but
  11 * WITHOUT ANY WARRANTY; without even the implied warranty of
  12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13 * General Public License for more details.
  14 *
  15 * You should have received a copy of the GNU General Public License along
  16 * with this program; if not, see <http://www.gnu.org/licenses/>.
  17 *
  18 * Author:
  19 *   Wei WANG <wei_wang@realsil.com.cn>
  20 *   No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
  21 */
  22
  23#ifndef __RTSX_COMMON_H
  24#define __RTSX_COMMON_H
  25
  26#define DRV_NAME_RTSX_PCI               "rtsx_pci"
  27#define DRV_NAME_RTSX_PCI_SDMMC         "rtsx_pci_sdmmc"
  28#define DRV_NAME_RTSX_PCI_MS            "rtsx_pci_ms"
  29
  30#define RTSX_REG_PAIR(addr, val)        (((u32)(addr) << 16) | (u8)(val))
  31
  32#define RTSX_SSC_DEPTH_4M               0x01
  33#define RTSX_SSC_DEPTH_2M               0x02
  34#define RTSX_SSC_DEPTH_1M               0x03
  35#define RTSX_SSC_DEPTH_500K             0x04
  36#define RTSX_SSC_DEPTH_250K             0x05
  37
  38#define RTSX_SD_CARD                    0
  39#define RTSX_MS_CARD                    1
  40
  41#define CLK_TO_DIV_N                    0
  42#define DIV_N_TO_CLK                    1
  43
  44struct platform_device;
  45
  46struct rtsx_slot {
  47        struct platform_device  *p_dev;
  48        void                    (*card_event)(struct platform_device *p_dev);
  49};
  50
  51#endif
  52