/* Copyright Statement: * * This software/firmware and related documentation ("MediaTek Software") are * protected under relevant copyright laws. The information contained herein * is confidential and proprietary to MediaTek Inc. and/or its licensors. * Without the prior written permission of MediaTek inc. and/or its licensors, * any reproduction, modification, use or disclosure of MediaTek Software, * and information contained herein, in whole or in part, shall be strictly prohibited. */ /* MediaTek Inc. (C) 2010. All rights reserved. * * BY OPENING THIS FILE, RECEIVER HEREBY UNEQUIVOCALLY ACKNOWLEDGES AND AGREES * THAT THE SOFTWARE/FIRMWARE AND ITS DOCUMENTATIONS ("MEDIATEK SOFTWARE") * RECEIVED FROM MEDIATEK AND/OR ITS REPRESENTATIVES ARE PROVIDED TO RECEIVER ON * AN "AS-IS" BASIS ONLY. MEDIATEK EXPRESSLY DISCLAIMS ANY AND ALL WARRANTIES, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR NONINFRINGEMENT. * NEITHER DOES MEDIATEK PROVIDE ANY WARRANTY WHATSOEVER WITH RESPECT TO THE * SOFTWARE OF ANY THIRD PARTY WHICH MAY BE USED BY, INCORPORATED IN, OR * SUPPLIED WITH THE MEDIATEK SOFTWARE, AND RECEIVER AGREES TO LOOK ONLY TO SUCH * THIRD PARTY FOR ANY WARRANTY CLAIM RELATING THERETO. RECEIVER EXPRESSLY ACKNOWLEDGES * THAT IT IS RECEIVER'S SOLE RESPONSIBILITY TO OBTAIN FROM ANY THIRD PARTY ALL PROPER LICENSES * CONTAINED IN MEDIATEK SOFTWARE. MEDIATEK SHALL ALSO NOT BE RESPONSIBLE FOR ANY MEDIATEK * SOFTWARE RELEASES MADE TO RECEIVER'S SPECIFICATION OR TO CONFORM TO A PARTICULAR * STANDARD OR OPEN FORUM. RECEIVER'S SOLE AND EXCLUSIVE REMEDY AND MEDIATEK'S ENTIRE AND * CUMULATIVE LIABILITY WITH RESPECT TO THE MEDIATEK SOFTWARE RELEASED HEREUNDER WILL BE, * AT MEDIATEK'S OPTION, TO REVISE OR REPLACE THE MEDIATEK SOFTWARE AT ISSUE, * OR REFUND ANY SOFTWARE LICENSE FEES OR SERVICE CHARGE PAID BY RECEIVER TO * MEDIATEK FOR SUCH MEDIATEK SOFTWARE AT ISSUE. * * The following software/firmware and/or related documentation ("MediaTek Software") * have been modified by MediaTek Inc. All revisions are subject to any receiver's * applicable license agreements with MediaTek Inc. */ #ifndef MT6575_SD_H #define MT6575_SD_H #include #include // #include /* --- by chhung */ /*--------------------------------------------------------------------------*/ /* Common Macro */ /*--------------------------------------------------------------------------*/ #define REG_ADDR(x) ((volatile u32*)(base + OFFSET_##x)) /*--------------------------------------------------------------------------*/ /* Common Definition */ /*--------------------------------------------------------------------------*/ #define MSDC_FIFO_SZ (128) #define MSDC_FIFO_THD (64) // (128) #define MSDC_NUM (4) #define MSDC_MS (0) #define MSDC_SDMMC (1) #define MSDC_MODE_UNKNOWN (0) #define MSDC_MODE_PIO (1) #define MSDC_MODE_DMA_BASIC (2) #define MSDC_MODE_DMA_DESC (3) #define MSDC_MODE_DMA_ENHANCED (4) #define MSDC_MODE_MMC_STREAM (5) #define MSDC_BUS_1BITS (0) #define MSDC_BUS_4BITS (1) #define MSDC_BUS_8BITS (2) #define MSDC_BRUST_8B (3) #define MSDC_BRUST_16B (4) #define MSDC_BRUST_32B (5) #define MSDC_BRUST_64B (6) #define MSDC_PIN_PULL_NONE (0) #define MSDC_PIN_PULL_DOWN (1) #define MSDC_PIN_PULL_UP (2) #define MSDC_PIN_KEEP (3) #define MSDC_MAX_SCLK (48000000) /* +/- by chhung */ #define MSDC_MIN_SCLK (260000) #define MSDC_AUTOCMD12 (0x0001) #define MSDC_AUTOCMD23 (0x0002) #define MSDC_AUTOCMD19 (0x0003) #define MSDC_EMMC_BOOTMODE0 (0) /* Pull low CMD mode */ #define MSDC_EMMC_BOOTMODE1 (1) /* Reset CMD mode */ enum { RESP_NONE = 0, RESP_R1, RESP_R2, RESP_R3, RESP_R4, RESP_R5, RESP_R6, RESP_R7, RESP_R1B }; /*--------------------------------------------------------------------------*/ /* Register Offset */ /*--------------------------------------------------------------------------*/ #define OFFSET_MSDC_CFG (0x0) #define OFFSET_MSDC_IOCON (0x04) #define OFFSET_MSDC_PS (0x08) #define OFFSET_MSDC_INT (0x0c) #define OFFSET_MSDC_INTEN (0x10) #define OFFSET_MSDC_FIFOCS (0x14) #define OFFSET_MSDC_TXDATA (0x18) #define OFFSET_MSDC_RXDATA (0x1c) #define OFFSET_SDC_CFG (0x30) #define OFFSET_SDC_CMD (0x34) #define OFFSET_SDC_ARG (0x38) #define OFFSET_SDC_STS (0x3c) #define OFFSET_SDC_RESP0 (0x40) #define OFFSET_SDC_RESP1 (0x44) #define OFFSET_SDC_RESP2 (0x48) #define OFFSET_SDC_RESP3 (0x4c) #define OFFSET_SDC_BLK_NUM (0x50) #define OFFSET_SDC_CSTS (0x58) #define OFFSET_SDC_CSTS_EN (0x5c) #define OFFSET_SDC_DCRC_STS (0x60) #define OFFSET_EMMC_CFG0 (0x70) #define OFFSET_EMMC_CFG1 (0x74) #define OFFSET_EMMC_STS (0x78) #define OFFSET_EMMC_IOCON (0x7c) #define OFFSET_SDC_ACMD_RESP (0x80) #define OFFSET_SDC_ACMD19_TRG (0x84) #define OFFSET_SDC_ACMD19_STS (0x88) #define OFFSET_MSDC_DMA_SA (0x90) #define OFFSET_MSDC_DMA_CA (0x94) #define OFFSET_MSDC_DMA_CTRL (0x98) #define OFFSET_MSDC_DMA_CFG (0x9c) #define OFFSET_MSDC_DBG_SEL (0xa0) #define OFFSET_MSDC_DBG_OUT (0xa4) #define OFFSET_MSDC_PATCH_BIT (0xb0) #define OFFSET_MSDC_PATCH_BIT1 (0xb4) #define OFFSET_MSDC_PAD_CTL0 (0xe0) #define OFFSET_MSDC_PAD_CTL1 (0xe4) #define OFFSET_MSDC_PAD_CTL2 (0xe8) #define OFFSET_MSDC_PAD_TUNE (0xec) #define OFFSET_MSDC_DAT_RDDLY0 (0xf0) #define OFFSET_MSDC_DAT_RDDLY1 (0xf4) #define OFFSET_MSDC_HW_DBG (0xf8) #define OFFSET_MSDC_VERSION (0x100) #define OFFSET_MSDC_ECO_VER (0x104) /*--------------------------------------------------------------------------*/ /* Register Address */ /*--------------------------------------------------------------------------*/ /* common register */ #define MSDC_CFG REG_ADDR(MSDC_CFG) #define MSDC_IOCON REG_ADDR(MSDC_IOCON) #define MSDC_PS REG_ADDR(MSDC_PS) #define MSDC_INT REG_ADDR(MSDC_INT) #define MSDC_INTEN REG_ADDR(MSDC_INTEN) #define MSDC_FIFOCS REG_ADDR(MSDC_FIFOCS) #define MSDC_TXDATA REG_ADDR(MSDC_TXDATA) #define MSDC_RXDATA REG_ADDR(MSDC_RXDATA) #define MSDC_PATCH_BIT0 REG_ADDR(MSDC_PATCH_BIT) /* sdmmc register */ #define SDC_CFG REG_ADDR(SDC_CFG) #define SDC_CMD REG_ADDR(SDC_CMD) #define SDC_ARG REG_ADDR(SDC_ARG) #define SDC_STS REG_ADDR(SDC_STS) #define SDC_RESP0 REG_ADDR(SDC_RESP0) #define SDC_RESP1 REG_ADDR(SDC_RESP1) #define SDC_RESP2 REG_ADDR(SDC_RESP2) #define SDC_RESP3 REG_ADDR(SDC_RESP3) #define SDC_BLK_NUM REG_ADDR(SDC_BLK_NUM) #define SDC_CSTS REG_ADDR(SDC_CSTS) #define SDC_CSTS_EN REG_ADDR(SDC_CSTS_EN) #define SDC_DCRC_STS REG_ADDR(SDC_DCRC_STS) /* emmc register*/ #define EMMC_CFG0 REG_ADDR(EMMC_CFG0) #define EMMC_CFG1 REG_ADDR(EMMC_CFG1) #define EMMC_STS REG_ADDR(EMMC_STS) #define EMMC_IOCON REG_ADDR(EMMC_IOCON) /* auto command register */ #define SDC_ACMD_RESP REG_ADDR(SDC_ACMD_RESP) #define SDC_ACMD19_TRG REG_ADDR(SDC_ACMD19_TRG) #define SDC_ACMD19_STS REG_ADDR(SDC_ACMD19_STS) /* dma register */ #define MSDC_DMA_SA REG_ADDR(MSDC_DMA_SA) #define MSDC_DMA_CA REG_ADDR(MSDC_DMA_CA) #define MSDC_DMA_CTRL REG_ADDR(MSDC_DMA_CTRL) #define MSDC_DMA_CFG REG_ADDR(MSDC_DMA_CFG) /* pad ctrl register */ #define MSDC_PAD_CTL0 REG_ADDR(MSDC_PAD_CTL0) #define MSDC_PAD_CTL1 REG_ADDR(MSDC_PAD_CTL1) #define MSDC_PAD_CTL2 REG_ADDR(MSDC_PAD_CTL2) /* data read delay */ #define MSDC_DAT_RDDLY0 REG_ADDR(MSDC_DAT_RDDLY0) #define MSDC_DAT_RDDLY1 REG_ADDR(MSDC_DAT_RDDLY1) /* debug register */ #define MSDC_DBG_SEL REG_ADDR(MSDC_DBG_SEL) #define MSDC_DBG_OUT REG_ADDR(MSDC_DBG_OUT) /* misc register */ #define MSDC_PATCH_BIT REG_ADDR(MSDC_PATCH_BIT) #define MSDC_PATCH_BIT1 REG_ADDR(MSDC_PATCH_BIT1) #define MSDC_PAD_TUNE REG_ADDR(MSDC_PAD_TUNE) #define MSDC_HW_DBG REG_ADDR(MSDC_HW_DBG) #define MSDC_VERSION REG_ADDR(MSDC_VERSION) #define MSDC_ECO_VER REG_ADDR(MSDC_ECO_VER) /* ECO Version */ /*--------------------------------------------------------------------------*/ /* Register Mask */ /*--------------------------------------------------------------------------*/ /* MSDC_CFG mask */ #define MSDC_CFG_MODE (0x1 << 0) /* RW */ #define MSDC_CFG_CKPDN (0x1 << 1) /* RW */ #define MSDC_CFG_RST (0x1 << 2) /* RW */ #define MSDC_CFG_PIO (0x1 << 3) /* RW */ #define MSDC_CFG_CKDRVEN (0x1 << 4) /* RW */ #define MSDC_CFG_BV18SDT (0x1 << 5) /* RW */ #define MSDC_CFG_BV18PSS (0x1 << 6) /* R */ #define MSDC_CFG_CKSTB (0x1 << 7) /* R */ #define MSDC_CFG_CKDIV (0xff << 8) /* RW */ #define MSDC_CFG_CKMOD (0x3 << 16) /* RW */ /* MSDC_IOCON mask */ #define MSDC_IOCON_SDR104CKS (0x1 << 0) /* RW */ #define MSDC_IOCON_RSPL (0x1 << 1) /* RW */ #define MSDC_IOCON_DSPL (0x1 << 2) /* RW */ #define MSDC_IOCON_DDLSEL (0x1 << 3) /* RW */ #define MSDC_IOCON_DDR50CKD (0x1 << 4) /* RW */ #define MSDC_IOCON_DSPLSEL (0x1 << 5) /* RW */ #define MSDC_IOCON_D0SPL (0x1 << 16) /* RW */ #define MSDC_IOCON_D1SPL (0x1 << 17) /* RW */ #define MSDC_IOCON_D2SPL (0x1 << 18) /* RW */ #define MSDC_IOCON_D3SPL (0x1 << 19) /* RW */ #define MSDC_IOCON_D4SPL (0x1 << 20) /* RW */ #define MSDC_IOCON_D5SPL (0x1 << 21) /* RW */ #define MSDC_IOCON_D6SPL (0x1 << 22) /* RW */ #define MSDC_IOCON_D7SPL (0x1 << 23) /* RW */ #define MSDC_IOCON_RISCSZ (0x3 << 24) /* RW */ /* MSDC_PS mask */ #define MSDC_PS_CDEN (0x1 << 0) /* RW */ #define MSDC_PS_CDSTS (0x1 << 1) /* R */ #define MSDC_PS_CDDEBOUNCE (0xf << 12) /* RW */ #define MSDC_PS_DAT (0xff << 16) /* R */ #define MSDC_PS_CMD (0x1 << 24) /* R */ #define MSDC_PS_WP (0x1UL<< 31) /* R */ /* MSDC_INT mask */ #define MSDC_INT_MMCIRQ (0x1 << 0) /* W1C */ #define MSDC_INT_CDSC (0x1 << 1) /* W1C */ #define MSDC_INT_ACMDRDY (0x1 << 3) /* W1C */ #define MSDC_INT_ACMDTMO (0x1 << 4) /* W1C */ #define MSDC_INT_ACMDCRCERR (0x1 << 5) /* W1C */ #define MSDC_INT_DMAQ_EMPTY (0x1 << 6) /* W1C */ #define MSDC_INT_SDIOIRQ (0x1 << 7) /* W1C */ #define MSDC_INT_CMDRDY (0x1 << 8) /* W1C */ #define MSDC_INT_CMDTMO (0x1 << 9) /* W1C */ #define MSDC_INT_RSPCRCERR (0x1 << 10) /* W1C */ #define MSDC_INT_CSTA (0x1 << 11) /* R */ #define MSDC_INT_XFER_COMPL (0x1 << 12) /* W1C */ #define MSDC_INT_DXFER_DONE (0x1 << 13) /* W1C */ #define MSDC_INT_DATTMO (0x1 << 14) /* W1C */ #define MSDC_INT_DATCRCERR (0x1 << 15) /* W1C */ #define MSDC_INT_ACMD19_DONE (0x1 << 16) /* W1C */ /* MSDC_INTEN mask */ #define MSDC_INTEN_MMCIRQ (0x1 << 0) /* RW */ #define MSDC_INTEN_CDSC (0x1 << 1) /* RW */ #define MSDC_INTEN_ACMDRDY (0x1 << 3) /* RW */ #define MSDC_INTEN_ACMDTMO (0x1 << 4) /* RW */ #define MSDC_INTEN_ACMDCRCERR (0x1 << 5) /* RW */ #define MSDC_INTEN_DMAQ_EMPTY (0x1 << 6) /* RW */ #define MSDC_INTEN_SDIOIRQ (0x1 << 7) /* RW */ #define MSDC_INTEN_CMDRDY (0x1 << 8) /* RW */ #define MSDC_INTEN_CMDTMO (0x1 << 9) /* RW */ #define MSDC_INTEN_RSPCRCERR (0x1 << 10) /* RW */ #define MSDC_INTEN_CSTA (0x1 << 11) /* RW */ #define MSDC_INTEN_XFER_COMPL (0x1 << 12) /* RW */ #define MSDC_INTEN_DXFER_DONE (0x1 << 13) /* RW */ #define MSDC_INTEN_DATTMO (0x1 << 14) /* RW */ #define MSDC_INTEN_DATCRCERR (0x1 << 15) /* RW */ #define MSDC_INTEN_ACMD19_DONE (0x1 << 16) /* RW */ /* MSDC_FIFOCS mask */ #define MSDC_FIFOCS_RXCNT (0xff << 0) /* R */ #define MSDC_FIFOCS_TXCNT (0xff << 16) /* R */ #define MSDC_FIFOCS_CLR (0x1UL<< 31) /* RW */ /* SDC_CFG mask */ #define SDC_CFG_SDIOINTWKUP (0x1 << 0) /* RW */ #define SDC_CFG_INSWKUP (0x1 << 1) /* RW */ #define SDC_CFG_BUSWIDTH (0x3 << 16) /* RW */ #define SDC_CFG_SDIO (0x1 << 19) /* RW */ #define SDC_CFG_SDIOIDE (0x1 << 20) /* RW */ #define SDC_CFG_INTATGAP (0x1 << 21) /* RW */ #define SDC_CFG_DTOC (0xffUL << 24) /* RW */ /* SDC_CMD mask */ #define SDC_CMD_OPC (0x3f << 0) /* RW */ #define SDC_CMD_BRK (0x1 << 6) /* RW */ #define SDC_CMD_RSPTYP (0x7 << 7) /* RW */ #define SDC_CMD_DTYP (0x3 << 11) /* RW */ #define SDC_CMD_DTYP (0x3 << 11) /* RW */ #define SDC_CMD_RW (0x1 << 13) /* RW */ #define SDC_CMD_STOP (0x1 << 14) /* RW */ #define SDC_CMD_GOIRQ (0x1 << 15) /* RW */ #define SDC_CMD_BLKLEN (0xfff<< 16) /* RW */ #define SDC_CMD_AUTOCMD (0x3 << 28) /* RW */ #define SDC_CMD_VOLSWTH (0x1 << 30) /* RW */ /* SDC_STS mask */ #define SDC_STS_SDCBUSY (0x1 << 0) /* RW */ #define SDC_STS_CMDBUSY (0x1 << 1) /* RW */ #define SDC_STS_SWR_COMPL (0x1 << 31) /* RW */ /* SDC_DCRC_STS mask */ #define SDC_DCRC_STS_NEG (0xf << 8) /* RO */ #define SDC_DCRC_STS_POS (0xff << 0) /* RO */ /* EMMC_CFG0 mask */ #define EMMC_CFG0_BOOTSTART (0x1 << 0) /* W */ #define EMMC_CFG0_BOOTSTOP (0x1 << 1) /* W */ #define EMMC_CFG0_BOOTMODE (0x1 << 2) /* RW */ #define EMMC_CFG0_BOOTACKDIS (0x1 << 3) /* RW */ #define EMMC_CFG0_BOOTWDLY (0x7 << 12) /* RW */ #define EMMC_CFG0_BOOTSUPP (0x1 << 15) /* RW */ /* EMMC_CFG1 mask */ #define EMMC_CFG1_BOOTDATTMC (0xfffff << 0) /* RW */ #define EMMC_CFG1_BOOTACKTMC (0xfffUL << 20) /* RW */ /* EMMC_STS mask */ #define EMMC_STS_BOOTCRCERR (0x1 << 0) /* W1C */ #define EMMC_STS_BOOTACKERR (0x1 << 1) /* W1C */ #define EMMC_STS_BOOTDATTMO (0x1 << 2) /* W1C */ #define EMMC_STS_BOOTACKTMO (0x1 << 3) /* W1C */ #define EMMC_STS_BOOTUPSTATE (0x1 << 4) /* R */ #define EMMC_STS_BOOTACKRCV (0x1 << 5) /* W1C */ #define EMMC_STS_BOOTDATRCV (0x1 << 6) /* R */ /* EMMC_IOCON mask */ #define EMMC_IOCON_BOOTRST (0x1 << 0) /* RW */ /* SDC_ACMD19_TRG mask */ #define SDC_ACMD19_TRG_TUNESEL (0xf << 0) /* RW */ /* MSDC_DMA_CTRL mask */ #define MSDC_DMA_CTRL_START (0x1 << 0) /* W */ #define MSDC_DMA_CTRL_STOP (0x1 << 1) /* W */ #define MSDC_DMA_CTRL_RESUME (0x1 << 2) /* W */ #define MSDC_DMA_CTRL_MODE (0x1 << 8) /* RW */ #define MSDC_DMA_CTRL_LASTBUF (0x1 << 10) /* RW */ #define MSDC_DMA_CTRL_BRUSTSZ (0x7 << 12) /* RW */ #define MSDC_DMA_CTRL_XFERSZ (0xffffUL << 16)/* RW */ /* MSDC_DMA_CFG mask */ #define MSDC_DMA_CFG_STS (0x1 << 0) /* R */ #define MSDC_DMA_CFG_DECSEN (0x1 << 1) /* RW */ #define MSDC_DMA_CFG_BDCSERR (0x1 << 4) /* R */ #define MSDC_DMA_CFG_GPDCSERR (0x1 << 5) /* R */ /* MSDC_PATCH_BIT mask */ #define MSDC_PATCH_BIT_WFLSMODE (0x1 << 0) /* RW */ #define MSDC_PATCH_BIT_ODDSUPP (0x1 << 1) /* RW */ #define MSDC_PATCH_BIT_CKGEN_CK (0x1 << 6) /* E2: Fixed to 1 */ #define MSDC_PATCH_BIT_IODSSEL (0x1 << 16) /* RW */ #define MSDC_PATCH_BIT_IOINTSEL (0x1 << 17) /* RW */ #define MSDC_PATCH_BIT_BUSYDLY (0xf << 18) /* RW */ #define MSDC_PATCH_BIT_WDOD (0xf << 22) /* RW */ #define MSDC_PATCH_BIT_IDRTSEL (0x1 << 26) /* RW */ #define MSDC_PATCH_BIT_CMDFSEL (0x1 << 27) /* RW */ #define MSDC_PATCH_BIT_INTDLSEL (0x1 << 28) /* RW */ #define MSDC_PATCH_BIT_SPCPUSH (0x1 << 29) /* RW */ #define MSDC_PATCH_BIT_DECRCTMO (0x1 << 30) /* RW */ /* MSDC_PATCH_BIT1 mask */ #define MSDC_PATCH_BIT1_WRDAT_CRCS (0x7 << 3) #define MSDC_PATCH_BIT1_CMD_RSP (0x7 << 0) /* MSDC_PAD_CTL0 mask */ #define MSDC_PAD_CTL0_CLKDRVN (0x7 << 0) /* RW */ #define MSDC_PAD_CTL0_CLKDRVP (0x7 << 4) /* RW */ #define MSDC_PAD_CTL0_CLKSR (0x1 << 8) /* RW */ #define MSDC_PAD_CTL0_CLKPD (0x1 << 16) /* RW */ #define MSDC_PAD_CTL0_CLKPU (0x1 << 17) /* RW */ #define MSDC_PAD_CTL0_CLKSMT (0x1 << 18) /* RW */ #define MSDC_PAD_CTL0_CLKIES (0x1 << 19) /* RW */ #define MSDC_PAD_CTL0_CLKTDSEL (0xf << 20) /* RW */ #define MSDC_PAD_CTL0_CLKRDSEL (0xffUL<< 24) /* RW */ /* MSDC_PAD_CTL1 mask */ #define MSDC_PAD_CTL1_CMDDRVN (0x7 << 0) /* RW */ #define MSDC_PAD_CTL1_CMDDRVP (0x7 << 4) /* RW */ #define MSDC_PAD_CTL1_CMDSR (0x1 << 8) /* RW */ #define MSDC_PAD_CTL1_CMDPD (0x1 << 16) /* RW */ #define MSDC_PAD_CTL1_CMDPU (0x1 << 17) /* RW */ #define MSDC_PAD_CTL1_CMDSMT (0x1 << 18) /* RW */ #define MSDC_PAD_CTL1_CMDIES (0x1 << 19) /* RW */ #define MSDC_PAD_CTL1_CMDTDSEL (0xf << 20) /* RW */ #define MSDC_PAD_CTL1_CMDRDSEL (0xffUL<< 24) /* RW */ /* MSDC_PAD_CTL2 mask */ #define MSDC_PAD_CTL2_DATDRVN (0x7 << 0) /* RW */ #define MSDC_PAD_CTL2_DATDRVP (0x7 << 4) /* RW */ #define MSDC_PAD_CTL2_DATSR (0x1 << 8) /* RW */ #define MSDC_PAD_CTL2_DATPD (0x1 << 16) /* RW */ #define MSDC_PAD_CTL2_DATPU (0x1 << 17) /* RW */ #define MSDC_PAD_CTL2_DATIES (0x1 << 19) /* RW */ #define MSDC_PAD_CTL2_DATSMT (0x1 << 18) /* RW */ #define MSDC_PAD_CTL2_DATTDSEL (0xf << 20) /* RW */ #define MSDC_PAD_CTL2_DATRDSEL (0xffUL<< 24) /* RW */ /* MSDC_PAD_TUNE mask */ #define MSDC_PAD_TUNE_DATWRDLY (0x1F << 0) /* RW */ #define MSDC_PAD_TUNE_DATRRDLY (0x1F << 8) /* RW */ #define MSDC_PAD_TUNE_CMDRDLY (0x1F << 16) /* RW */ #define MSDC_PAD_TUNE_CMDRRDLY (0x1FUL << 22) /* RW */ #define MSDC_PAD_TUNE_CLKTXDLY (0x1FUL << 27) /* RW */ /* MSDC_DAT_RDDLY0/1 mask */ #define MSDC_DAT_RDDLY0_D0 (0x1F << 0) /* RW */ #define MSDC_DAT_RDDLY0_D1 (0x1F << 8) /* RW */ #define MSDC_DAT_RDDLY0_D2 (0x1F << 16) /* RW */ #define MSDC_DAT_RDDLY0_D3 (0x1F << 24) /* RW */ #define MSDC_DAT_RDDLY1_D4 (0x1F << 0) /* RW */ #define MSDC_DAT_RDDLY1_D5 (0x1F << 8) /* RW */ #define MSDC_DAT_RDDLY1_D6 (0x1F << 16) /* RW */ #define MSDC_DAT_RDDLY1_D7 (0x1F << 24) /* RW */ #define MSDC_CKGEN_MSDC_DLY_SEL (0x1F<<10) #define MSDC_INT_DAT_LATCH_CK_SEL (0x7<<7) #define MSDC_CKGEN_MSDC_CK_SEL (0x1<<6) #define CARD_READY_FOR_DATA (1<<8) #define CARD_CURRENT_STATE(x) ((x&0x00001E00)>>9) /*--------------------------------------------------------------------------*/ /* Descriptor Structure */ /*--------------------------------------------------------------------------*/ typedef struct { u32 hwo:1; /* could be changed by hw */ u32 bdp:1; u32 rsv0:6; u32 chksum:8; u32 intr:1; u32 rsv1:15; void *next; void *ptr; u32 buflen:16; u32 extlen:8; u32 rsv2:8; u32 arg; u32 blknum; u32 cmd; } gpd_t; typedef struct { u32 eol:1; u32 rsv0:7; u32 chksum:8; u32 rsv1:1; u32 blkpad:1; u32 dwpad:1; u32 rsv2:13; void *next; void *ptr; u32 buflen:16; u32 rsv3:16; } bd_t; /*--------------------------------------------------------------------------*/ /* Register Debugging Structure */ /*--------------------------------------------------------------------------*/ typedef struct { u32 msdc:1; u32 ckpwn:1; u32 rst:1; u32 pio:1; u32 ckdrven:1; u32 start18v:1; u32 pass18v:1; u32 ckstb:1; u32 ckdiv:8; u32 ckmod:2; u32 pad:14; } msdc_cfg_reg; typedef struct { u32 sdr104cksel:1; u32 rsmpl:1; u32 dsmpl:1; u32 ddlysel:1; u32 ddr50ckd:1; u32 dsplsel:1; u32 pad1:10; u32 d0spl:1; u32 d1spl:1; u32 d2spl:1; u32 d3spl:1; u32 d4spl:1; u32 d5spl:1; u32 d6spl:1; u32 d7spl:1; u32 riscsz:1; u32 pad2:7; } msdc_iocon_reg; typedef struct { u32 cden:1; u32 cdsts:1; u32 pad1:10; u32 cddebounce:4; u32 dat:8; u32 cmd:1; u32 pad2:6; u32 wp:1; } msdc_ps_reg; typedef struct { u32 mmcirq:1; u32 cdsc:1; u32 pad1:1; u32 atocmdrdy:1; u32 atocmdtmo:1; u32 atocmdcrc:1; u32 dmaqempty:1; u32 sdioirq:1; u32 cmdrdy:1; u32 cmdtmo:1; u32 rspcrc:1; u32 csta:1; u32 xfercomp:1; u32 dxferdone:1; u32 dattmo:1; u32 datcrc:1; u32 atocmd19done:1; u32 pad2:15; } msdc_int_reg; typedef struct { u32 mmcirq:1; u32 cdsc:1; u32 pad1:1; u32 atocmdrdy:1; u32 atocmdtmo:1; u32 atocmdcrc:1; u32 dmaqempty:1; u32 sdioirq:1; u32 cmdrdy:1; u32 cmdtmo:1; u32 rspcrc:1; u32 csta:1; u32 xfercomp:1; u32 dxferdone:1; u32 dattmo:1; u32 datcrc:1; u32 atocmd19done:1; u32 pad2:15; } msdc_inten_reg; typedef struct { u32 rxcnt:8; u32 pad1:8; u32 txcnt:8; u32 pad2:7; u32 clr:1; } msdc_fifocs_reg; typedef struct { u32 val; } msdc_txdat_reg; typedef struct { u32 val; } msdc_rxdat_reg; typedef struct { u32 sdiowkup:1; u32 inswkup:1; u32 pad1:14; u32 buswidth:2; u32 pad2:1; u32 sdio:1; u32 sdioide:1; u32 intblkgap:1; u32 pad4:2; u32 dtoc:8; } sdc_cfg_reg; typedef struct { u32 cmd:6; u32 brk:1; u32 rsptyp:3; u32 pad1:1; u32 dtype:2; u32 rw:1; u32 stop:1; u32 goirq:1; u32 blklen:12; u32 atocmd:2; u32 volswth:1; u32 pad2:1; } sdc_cmd_reg; typedef struct { u32 arg; } sdc_arg_reg; typedef struct { u32 sdcbusy:1; u32 cmdbusy:1; u32 pad:29; u32 swrcmpl:1; } sdc_sts_reg; typedef struct { u32 val; } sdc_resp0_reg; typedef struct { u32 val; } sdc_resp1_reg; typedef struct { u32 val; } sdc_resp2_reg; typedef struct { u32 val; } sdc_resp3_reg; typedef struct { u32 num; } sdc_blknum_reg; typedef struct { u32 sts; } sdc_csts_reg; typedef struct { u32 sts; } sdc_cstsen_reg; typedef struct { u32 datcrcsts:8; u32 ddrcrcsts:4; u32 pad:20; } sdc_datcrcsts_reg; typedef struct { u32 bootstart:1; u32 bootstop:1; u32 bootmode:1; u32 pad1:9; u32 bootwaidly:3; u32 bootsupp:1; u32 pad2:16; } emmc_cfg0_reg; typedef struct { u32 bootcrctmc:16; u32 pad:4; u32 bootacktmc:12; } emmc_cfg1_reg; typedef struct { u32 bootcrcerr:1; u32 bootackerr:1; u32 bootdattmo:1; u32 bootacktmo:1; u32 bootupstate:1; u32 bootackrcv:1; u32 bootdatrcv:1; u32 pad:25; } emmc_sts_reg; typedef struct { u32 bootrst:1; u32 pad:31; } emmc_iocon_reg; typedef struct { u32 val; } msdc_acmd_resp_reg; typedef struct { u32 tunesel:4; u32 pad:28; } msdc_acmd19_trg_reg; typedef struct { u32 val; } msdc_acmd19_sts_reg; typedef struct { u32 addr; } msdc_dma_sa_reg; typedef struct { u32 addr; } msdc_dma_ca_reg; typedef struct { u32 start:1; u32 stop:1; u32 resume:1; u32 pad1:5; u32 mode:1; u32 pad2:1; u32 lastbuf:1; u32 pad3:1; u32 brustsz:3; u32 pad4:1; u32 xfersz:16; } msdc_dma_ctrl_reg; typedef struct { u32 status:1; u32 decsen:1; u32 pad1:2; u32 bdcsen:1; u32 gpdcsen:1; u32 pad2:26; } msdc_dma_cfg_reg; typedef struct { u32 sel:16; u32 pad2:16; } msdc_dbg_sel_reg; typedef struct { u32 val; } msdc_dbg_out_reg; typedef struct { u32 clkdrvn:3; u32 rsv0:1; u32 clkdrvp:3; u32 rsv1:1; u32 clksr:1; u32 rsv2:7; u32 clkpd:1; u32 clkpu:1; u32 clksmt:1; u32 clkies:1; u32 clktdsel:4; u32 clkrdsel:8; } msdc_pad_ctl0_reg; typedef struct { u32 cmddrvn:3; u32 rsv0:1; u32 cmddrvp:3; u32 rsv1:1; u32 cmdsr:1; u32 rsv2:7; u32 cmdpd:1; u32 cmdpu:1; u32 cmdsmt:1; u32 cmdies:1; u32 cmdtdsel:4; u32 cmdrdsel:8; } msdc_pad_ctl1_reg; typedef struct { u32 datdrvn:3; u32 rsv0:1; u32 datdrvp:3; u32 rsv1:1; u32 datsr:1; u32 rsv2:7; u32 datpd:1; u32 datpu:1; u32 datsmt:1; u32 daties:1; u32 dattdsel:4; u32 datrdsel:8; } msdc_pad_ctl2_reg; typedef struct { u32 wrrxdly:3; u32 pad1:5; u32 rdrxdly:8; u32 pad2:16; } msdc_pad_tune_reg; typedef struct { u32 dat0:5; u32 rsv0:3; u32 dat1:5; u32 rsv1:3; u32 dat2:5; u32 rsv2:3; u32 dat3:5; u32 rsv3:3; } msdc_dat_rddly0; typedef struct { u32 dat4:5; u32 rsv4:3; u32 dat5:5; u32 rsv5:3; u32 dat6:5; u32 rsv6:3; u32 dat7:5; u32 rsv7:3; } msdc_dat_rddly1; typedef struct { u32 dbg0sel:8; u32 dbg1sel:6; u32 pad1:2; u32 dbg2sel:6; u32 pad2:2; u32 dbg3sel:6; u32 pad3:2; } msdc_hw_dbg_reg; typedef struct { u32 val; } msdc_version_reg; typedef struct { u32 val; } msdc_eco_ver_reg; struct msdc_regs { msdc_cfg_reg msdc_cfg; /* base+0x00h */ msdc_iocon_reg msdc_iocon; /* base+0x04h */ msdc_ps_reg msdc_ps; /* base+0x08h */ msdc_int_reg msdc_int; /* base+0x0ch */ msdc_inten_reg msdc_inten; /* base+0x10h */ msdc_fifocs_reg msdc_fifocs; /* base+0x14h */ msdc_txdat_reg msdc_txdat; /* base+0x18h */ msdc_rxdat_reg msdc_rxdat; /* base+0x1ch */ u32 rsv1[4]; sdc_cfg_reg sdc_cfg; /* base+0x30h */ sdc_cmd_reg sdc_cmd; /* base+0x34h */ sdc_arg_reg sdc_arg; /* base+0x38h */ sdc_sts_reg sdc_sts; /* base+0x3ch */ sdc_resp0_reg sdc_resp0; /* base+0x40h */ sdc_resp1_reg sdc_resp1; /* base+0x44h */ sdc_resp2_reg sdc_resp2; /* base+0x48h */ sdc_resp3_reg sdc_resp3; /* base+0x4ch */ sdc_blknum_reg sdc_blknum; /* base+0x50h */ u32 rsv2[1]; sdc_csts_reg sdc_csts; /* base+0x58h */ sdc_cstsen_reg sdc_cstsen; /* base+0x5ch */ sdc_datcrcsts_reg sdc_dcrcsta; /* base+0x60h */ u32 rsv3[3]; emmc_cfg0_reg emmc_cfg0; /* base+0x70h */ emmc_cfg1_reg emmc_cfg1; /* base+0x74h */ emmc_sts_reg emmc_sts; /* base+0x78h */ emmc_iocon_reg emmc_iocon; /* base+0x7ch */ msdc_acmd_resp_reg acmd_resp; /* base+0x80h */ msdc_acmd19_trg_reg acmd19_trg; /* base+0x84h */ msdc_acmd19_sts_reg acmd19_sts; /* base+0x88h */ u32 rsv4[1]; msdc_dma_sa_reg dma_sa; /* base+0x90h */ msdc_dma_ca_reg dma_ca; /* base+0x94h */ msdc_dma_ctrl_reg dma_ctrl; /* base+0x98h */ msdc_dma_cfg_reg dma_cfg; /* base+0x9ch */ msdc_dbg_sel_reg dbg_sel; /* base+0xa0h */ msdc_dbg_out_reg dbg_out; /* base+0xa4h */ u32 rsv5[2]; u32 patch0; /* base+0xb0h */ u32 patch1; /* base+0xb4h */ u32 rsv6[10]; msdc_pad_ctl0_reg pad_ctl0; /* base+0xe0h */ msdc_pad_ctl1_reg pad_ctl1; /* base+0xe4h */ msdc_pad_ctl2_reg pad_ctl2; /* base+0xe8h */ msdc_pad_tune_reg pad_tune; /* base+0xech */ msdc_dat_rddly0 dat_rddly0; /* base+0xf0h */ msdc_dat_rddly1 dat_rddly1; /* base+0xf4h */ msdc_hw_dbg_reg hw_dbg; /* base+0xf8h */ u32 rsv7[1]; msdc_version_reg version; /* base+0x100h */ msdc_eco_ver_reg eco_ver; /* base+0x104h */ }; struct scatterlist_ex { u32 cmd; u32 arg; u32 sglen; struct scatterlist *sg; }; #define DMA_FLAG_NONE (0x00000000) #define DMA_FLAG_EN_CHKSUM (0x00000001) #define DMA_FLAG_PAD_BLOCK (0x00000002) #define DMA_FLAG_PAD_DWORD (0x00000004) struct msdc_dma { u32 flags; /* flags */ u32 xfersz; /* xfer size in bytes */ u32 sglen; /* size of scatter list */ u32 blklen; /* block size */ struct scatterlist *sg; /* I/O scatter list */ struct scatterlist_ex *esg; /* extended I/O scatter list */ u8 mode; /* dma mode */ u8 burstsz; /* burst size */ u8 intr; /* dma done interrupt */ u8 padding; /* padding */ u32 cmd; /* enhanced mode command */ u32 arg; /* enhanced mode arg */ u32 rsp; /* enhanced mode command response */ u32 autorsp; /* auto command response */ gpd_t *gpd; /* pointer to gpd array */ bd_t *bd; /* pointer to bd array */ dma_addr_t gpd_addr; /* the physical address of gpd array */ dma_addr_t bd_addr; /* the physical address of bd array */ u32 used_gpd; /* the number of used gpd elements */ u32 used_bd; /* the number of used bd elements */ }; struct msdc_host { struct msdc_hw *hw; struct mmc_host *mmc; /* mmc structure */ struct mmc_command *cmd; struct mmc_data *data; struct mmc_request *mrq; int cmd_rsp; int cmd_rsp_done; int cmd_r1b_done; int error; spinlock_t lock; /* mutex */ struct semaphore sem; u32 blksz; /* host block size */ u32 base; /* host base address */ int id; /* host id */ int pwr_ref; /* core power reference count */ u32 xfer_size; /* total transferred size */ struct msdc_dma dma; /* dma channel */ u32 dma_addr; /* dma transfer address */ u32 dma_left_size; /* dma transfer left size */ u32 dma_xfer_size; /* dma transfer size in bytes */ int dma_xfer; /* dma transfer mode */ u32 timeout_ns; /* data timeout ns */ u32 timeout_clks; /* data timeout clks */ atomic_t abort; /* abort transfer */ int irq; /* host interrupt */ struct tasklet_struct card_tasklet; #if 0 struct work_struct card_workqueue; #else struct delayed_work card_delaywork; #endif struct completion cmd_done; struct completion xfer_done; struct pm_message pm_state; u32 mclk; /* mmc subsystem clock */ u32 hclk; /* host clock speed */ u32 sclk; /* SD/MS clock speed */ u8 core_clkon; /* Host core clock on ? */ u8 card_clkon; /* Card clock on ? */ u8 core_power; /* core power */ u8 power_mode; /* host power mode */ u8 card_inserted; /* card inserted ? */ u8 suspend; /* host suspended ? */ u8 reserved; u8 app_cmd; /* for app command */ u32 app_cmd_arg; u64 starttime; }; static inline unsigned int uffs(unsigned int x) { unsigned int r = 1; if (!x) return 0; if (!(x & 0xffff)) { x >>= 16; r += 16; } if (!(x & 0xff)) { x >>= 8; r += 8; } if (!(x & 0xf)) { x >>= 4; r += 4; } if (!(x & 3)) { x >>= 2; r += 2; } if (!(x & 1)) { x >>= 1; r += 1; } return r; } #define sdr_read8(reg) __raw_readb(reg) #define sdr_read16(reg) __raw_readw(reg) #define sdr_read32(reg) __raw_readl(reg) #define sdr_write8(reg,val) __raw_writeb(val,reg) #define sdr_write16(reg,val) __raw_writew(val,reg) #define sdr_write32(reg,val) __raw_writel(val,reg) #define sdr_set_bits(reg,bs) ((*(volatile u32*)(reg)) |= (u32)(bs)) #define sdr_clr_bits(reg,bs) ((*(volatile u32*)(reg)) &= ~((u32)(bs))) #define sdr_set_field(reg,field,val) \ do { \ volatile unsigned int tv = sdr_read32(reg); \ tv &= ~(field); \ tv |= ((val) << (uffs((unsigned int)field) - 1)); \ sdr_write32(reg,tv); \ } while(0) #define sdr_get_field(reg,field,val) \ do { \ volatile unsigned int tv = sdr_read32(reg); \ val = ((tv & (field)) >> (uffs((unsigned int)field) - 1)); \ } while(0) #endif