LXR linux/drivers/staging/mt7621-mmc/board.h

   1/* Copyright Statement:
   2 *
   3 * This software/firmware and related documentation ("MediaTek Software") are
   4 * protected under relevant copyright laws. The information contained herein
   5 * is confidential and proprietary to MediaTek Inc. and/or its licensors.
   6 * Without the prior written permission of MediaTek inc. and/or its licensors,
   7 * any reproduction, modification, use or disclosure of MediaTek Software,
   8 * and information contained herein, in whole or in part, shall be strictly prohibited.
   9 */
  10/* MediaTek Inc. (C) 2010. All rights reserved.
  11 *
  12 * BY OPENING THIS FILE, RECEIVER HEREBY UNEQUIVOCALLY ACKNOWLEDGES AND AGREES
  13 * THAT THE SOFTWARE/FIRMWARE AND ITS DOCUMENTATIONS ("MEDIATEK SOFTWARE")
  14 * RECEIVED FROM MEDIATEK AND/OR ITS REPRESENTATIVES ARE PROVIDED TO RECEIVER ON
  15 * AN "AS-IS" BASIS ONLY. MEDIATEK EXPRESSLY DISCLAIMS ANY AND ALL WARRANTIES,
  16 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF
  17 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR NONINFRINGEMENT.
  18 * NEITHER DOES MEDIATEK PROVIDE ANY WARRANTY WHATSOEVER WITH RESPECT TO THE
  19 * SOFTWARE OF ANY THIRD PARTY WHICH MAY BE USED BY, INCORPORATED IN, OR
  20 * SUPPLIED WITH THE MEDIATEK SOFTWARE, AND RECEIVER AGREES TO LOOK ONLY TO SUCH
  21 * THIRD PARTY FOR ANY WARRANTY CLAIM RELATING THERETO. RECEIVER EXPRESSLY ACKNOWLEDGES
  22 * THAT IT IS RECEIVER'S SOLE RESPONSIBILITY TO OBTAIN FROM ANY THIRD PARTY ALL PROPER LICENSES
  23 * CONTAINED IN MEDIATEK SOFTWARE. MEDIATEK SHALL ALSO NOT BE RESPONSIBLE FOR ANY MEDIATEK
  24 * SOFTWARE RELEASES MADE TO RECEIVER'S SPECIFICATION OR TO CONFORM TO A PARTICULAR
  25 * STANDARD OR OPEN FORUM. RECEIVER'S SOLE AND EXCLUSIVE REMEDY AND MEDIATEK'S ENTIRE AND
  26 * CUMULATIVE LIABILITY WITH RESPECT TO THE MEDIATEK SOFTWARE RELEASED HEREUNDER WILL BE,
  27 * AT MEDIATEK'S OPTION, TO REVISE OR REPLACE THE MEDIATEK SOFTWARE AT ISSUE,
  28 * OR REFUND ANY SOFTWARE LICENSE FEES OR SERVICE CHARGE PAID BY RECEIVER TO
  29 * MEDIATEK FOR SUCH MEDIATEK SOFTWARE AT ISSUE.
  30 *
  31 * The following software/firmware and/or related documentation ("MediaTek Software")
  32 * have been modified by MediaTek Inc. All revisions are subject to any receiver's
  33 * applicable license agreements with MediaTek Inc.
  34 */
  35
  36#ifndef __ARCH_ARM_MACH_BOARD_H
  37#define __ARCH_ARM_MACH_BOARD_H
  38
  39#define MSDC_CD_PIN_EN      (1 << 0)  /* card detection pin is wired   */
  40#define MSDC_WP_PIN_EN      (1 << 1)  /* write protection pin is wired */
  41#define MSDC_RST_PIN_EN     (1 << 2)  /* emmc reset pin is wired       */
  42#define MSDC_REMOVABLE      (1 << 5)  /* removable slot                */
  43
  44#define MSDC_SMPL_RISING    (0)
  45#define MSDC_SMPL_FALLING   (1)
  46
  47#define MSDC_CMD_PIN        (0)
  48#define MSDC_DAT_PIN        (1)
  49#define MSDC_CD_PIN         (2)
  50#define MSDC_WP_PIN         (3)
  51#define MSDC_RST_PIN        (4)
  52
  53struct msdc_hw {
  54        unsigned char  clk_src;          /* host clock source */
  55        unsigned long  flags;            /* hardware capability flags */
  56
  57        /* config gpio pull mode */
  58        void (*config_gpio_pin)(int type, int pull);
  59};
  60
  61extern struct msdc_hw msdc0_hw;
  62
  63#endif /* __ARCH_ARM_MACH_BOARD_H */
  64