blob: e0f202524e27c5d605d88c05bb23d97182cbca05 [file] [log] [blame]
/*
* Copyright (c) 2014-2015 MediaTek Inc.
* Author: Chaotian.Jing <chaotian.jing@mediatek.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* 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.
*/
#define MAX_BD_NUM 1024
/*--------------------------------------------------------------------------*/
/* Common Definition */
/*--------------------------------------------------------------------------*/
#define MSDC_BUS_1BITS 0x0
#define MSDC_BUS_4BITS 0x1
#define MSDC_BUS_8BITS 0x2
#define MSDC_BURST_64B 0x6
/*--------------------------------------------------------------------------*/
/* Register Offset */
/*--------------------------------------------------------------------------*/
#define MSDC_CFG 0x0
#define MSDC_IOCON 0x04
#define MSDC_PS 0x08
#define MSDC_INT 0x0c
#define MSDC_INTEN 0x10
#define MSDC_FIFOCS 0x14
#define MSDC_TXDATA 0x18
#define MSDC_RXDATA 0x1c
#define SDC_CFG 0x30
#define SDC_CMD 0x34
#define SDC_ARG 0x38
#define SDC_STS 0x3c
#define SDC_RESP0 0x40
#define SDC_RESP1 0x44
#define SDC_RESP2 0x48
#define SDC_RESP3 0x4c
#define SDC_BLK_NUM 0x50
#define EMMC_IOCON 0x7c
#define SDC_ACMD_RESP 0x80
#define MSDC_DMA_SA 0x90
#define MSDC_DMA_CTRL 0x98
#define MSDC_DMA_CFG 0x9c
#define MSDC_DBG_SEL 0xa0
#define MSDC_DBG_OUT 0xa4
#define MSDC_DMA_LEN 0xa8
#define MSDC_PATCH_BIT0 0xb0
#define MSDC_PATCH_BIT1 0xb4
#define MSDC_PATCH_BIT2 0xb8
#define DAT0_TUNE_CRC 0xc0
#define DAT1_TUNE_CRC 0xc4
#define DAT2_TUNE_CRC 0xc8
#define DAT3_TUNE_CRC 0xcc
#define CMD_TUNE_CRC 0xd0
#define SDIO_TUNE_WIND 0xd4
#define MSDC_PAD_TUNE0 0xf0
#define MSDC_PAD_TUNE1 0xf4
#define MSDC_DAT_RDDLY0 0xf8
#define MSDC_DAT_RDDLY1 0xfc
#define MSDC_DAT_RDDLY2 0x100
#define MSDC_DAT_RDDLY3 0x104
#define MSDC_HW_DBG 0x110
#define MSDC_VERSION 0x114
#define MSDC_ECO_VER 0x118
#define EMMC50_PAD_CTL0 0x180
#define EMMC50_PAD_DS_CTL0 0x184
#define EMMC50_PAD_DS_TUNE 0x188
#define EMMC50_PAD_CMD_TUNE 0x18c
#define EMMC50_PAD_DAT01_TUNE 0x190
#define EMMC50_PAD_DAT23_TUNE 0x194
#define EMMC50_PAD_DAT45_TUNE 0x198
#define EMMC50_PAD_DAT67_TUNE 0x19c
#define EMMC51_CFG0 0x204
#define EMMC50_CFG0 0x208
#define EMMC50_CFG1 0x20c
#define EMMC50_CFG2 0x21c
#define EMMC50_CFG3 0x220
#define EMMC50_CFG4 0x224
#define MSDC_SDC_FIFO_CFG 0x228
#define MAX_REGISTER_ADDR 0x228
/*--------------------------------------------------------------------------*/
/*Top Register Offset */
/*--------------------------------------------------------------------------*/
#define MSDC_TOP_CONTROL (0x00)
#define MSDC_TOP_CMD (0x04)
#define MSDC_TOP_PAD_CTRL0 (0x08)
#define MSDC_TOP_PAD_DS_TUNE (0x0c)
#define MSDC_TOP_PAD_DAT0_TUNE (0x10)
#define MSDC_TOP_PAD_DAT1_TUNE (0x14)
#define MSDC_TOP_PAD_DAT2_TUNE (0x18)
#define MSDC_TOP_PAD_DAT3_TUNE (0x1c)
/*--------------------------------------------------------------------------*/
/* 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 (0xfff << 8) /* RW */
#define MSDC_CFG_CKDIV_BITS (12)
#define MSDC_CFG_CKMOD (0x3 << 20) /* RW */
#define MSDC_CFG_CKMOD_BITS (2)
#define MSDC_CFG_HS400_CK_MODE (0x1 << 22) /* RW */
#define MSDC_CFG_START_BIT (0x3 << 23) /* RW */
#define MSDC_CFG_SCLK_STOP_DDR (0x1 << 25) /* RW */
#define MSDC_CFG_DVFS_EN (0x1 << 30) /* RW */
/* MSDC_IOCON mask */
#define MSDC_IOCON_SDR104CKS (0x1 << 0) /* RW */
#define MSDC_IOCON_RSPL (0x1 << 1) /* RW */
#define MSDC_IOCON_R_D_SMPL (0x1 << 2) /* RW */
#define MSDC_IOCON_DDLSEL (0x1 << 3) /* RW */
#define MSDC_IOCON_DDR50CKD (0x1 << 4) /* RW */
#define MSDC_IOCON_R_D_SMPL_SEL (0x1 << 5) /* RW */
#define MSDC_IOCON_W_D_SMPL (0x1 << 8) /* RW */
#define MSDC_IOCON_W_D_SMPL_SEL (0x1 << 9) /* RW */
#define MSDC_IOCON_W_D0SPL (0x1 << 10) /* RW */
#define MSDC_IOCON_W_D1SPL (0x1 << 11) /* RW */
#define MSDC_IOCON_W_D2SPL (0x1 << 12) /* RW */
#define MSDC_IOCON_W_D3SPL (0x1 << 13) /* RW */
#define MSDC_IOCON_R_D0SPL (0x1 << 16) /* RW */
#define MSDC_IOCON_R_D1SPL (0x1 << 17) /* RW */
#define MSDC_IOCON_R_D2SPL (0x1 << 18) /* RW */
#define MSDC_IOCON_R_D3SPL (0x1 << 19) /* RW */
#define MSDC_IOCON_R_D4SPL (0x1 << 20) /* RW */
#define MSDC_IOCON_R_D5SPL (0x1 << 21) /* RW */
#define MSDC_IOCON_R_D6SPL (0x1 << 22) /* RW */
#define MSDC_IOCON_R_D7SPL (0x1 << 23) /* 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_DATA1 (0x1 << 17) /* R */
#define MSDC_PS_CMD (0x1 << 24) /* R */
#define MSDC_PS_WP (0x1 << 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 */
#define MSDC_INT_DMA_BDCSERR (0x1 << 17) /* W1C */
#define MSDC_INT_DMA_GPDCSERR (0x1 << 18) /* W1C */
#define MSDC_INT_DMA_PROTECT (0x1 << 19) /* 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 */
#define MSDC_INTEN_DMA_BDCSERR (0x1 << 17) /* RW */
#define MSDC_INTEN_DMA_GPDCSERR (0x1 << 18) /* RW */
#define MSDC_INTEN_DMA_PROTECT (0x1 << 19) /* RW */
/* MSDC_FIFOCS mask */
#define MSDC_FIFOCS_RXCNT (0xff << 0) /* R */
#define MSDC_FIFOCS_TXCNT (0xff << 16) /* R */
#define MSDC_FIFOCS_CLR (0x1 << 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 (0xff << 24) /* 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 */
/* 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 */
/* MSDC_DMA_CFG mask */
#define MSDC_DMA_CFG_STS (0x1 << 0) /* R */
#define MSDC_DMA_CFG_DECSEN (0x1 << 1) /* RW */
#define MSDC_DMA_CFG_AHBHPROT2 (0x2 << 8) /* RW */
#define MSDC_DMA_CFG_ACTIVEEN (0x2 << 12) /* RW */
#define MSDC_DMA_CFG_CS12B16B (0x1 << 16) /* RW */
/* MSDC_PATCH_BIT0 mask */
#define MSDC_PB0_RESV1 (0x1 << 0)
#define MSDC_PB0_EN_8BITSUP (0x1 << 1)
#define MSDC_PB0_DIS_RECMDWR (0x1 << 2)
#define MSDC_PB0_RD_DAT_SEL (0x1 << 3)
#define MSDC_PB0_RESV2 (0x3 << 4)
#define MSDC_PB0_DESCUP (0x1 << 6)
#define MSDC_PB0_INT_DAT_LATCH_CK_SEL (0x7 << 7)
#define MSDC_PB0_CKGEN_MSDC_DLY_SEL (0x1F<<10)
#define MSDC_PB0_FIFORD_DIS (0x1 << 15)
#define MSDC_PB0_BLKNUM_SEL (0x1 << 16)
#define MSDC_PB0_SDIO_INTCSEL (0x1 << 17)
#define MSDC_PB0_SDC_BSYDLY (0xf << 18)
#define MSDC_PB0_SDC_WDOD (0xf << 22)
#define MSDC_PB0_CMDIDRTSEL (0x1 << 26)
#define MSDC_PB0_CMDFAILSEL (0x1 << 27)
#define MSDC_PB0_SDIO_INTDLYSEL (0x1 << 28)
#define MSDC_PB0_SPCPUSH (0x1 << 29)
#define MSDC_PB0_DETWR_CRCTMO (0x1 << 30)
#define MSDC_PB0_EN_DRVRSP (0x1UL << 31)
/* MSDC_PATCH_BIT1 mask */
#define MSDC_PB1_WRDAT_CRCS_TA_CNTR (0x7 << 0)
#define MSDC_PB1_CMD_RSP_TA_CNTR (0x7 << 3)
#define MSDC_PB1_GET_BUSY_MA (0x1 << 6)
#define MSDC_PB1_GET_CRC_MA (0x1 << 7)
#define MSDC_PB1_STOP_DLY_SEL (0xf << 8)
#define MSDC_PB1_BIAS_EN18IO_28NM (0x1 << 12)
#define MSDC_PB1_BIAS_EXT_28NM (0x1 << 13)
#define MSDC_PB1_RESV2 (0x1 << 14)
#define MSDC_PB1_RESET_GDMA (0x1 << 15)
#define MSDC_PB1_SINGLE_BURST (0x1 << 16)
#define MSDC_PB1_FROCE_STOP (0x1 << 17)
#define MSDC_PB1_POP_MARK_WATER (0x1 << 19)
#define MSDC_PB1_STATE_CLEAR (0x1 << 20)
#define MSDC_PB1_DCM_EN (0x1 << 21)
#define MSDC_PB1_AXI_WRAP_CKEN (0x1 << 22)
#define MSDC_PB1_CKCLK_GDMA_EN (0x1 << 23)
#define MSDC_PB1_CKSPCEN (0x1 << 24)
#define MSDC_PB1_CKPSCEN (0x1 << 25)
#define MSDC_PB1_CKVOLDETEN (0x1 << 26)
#define MSDC_PB1_CKACMDEN (0x1 << 27)
#define MSDC_PB1_CKSDEN (0x1 << 28)
#define MSDC_PB1_CKWCTLEN (0x1 << 29)
#define MSDC_PB1_CKRCTLEN (0x1 << 30)
#define MSDC_PB1_CKSHBFFEN (0x1UL << 31)
/* MSDC_PATCH_BIT2 mask */
#define MSDC_PB2_ENHANCEGPD (0x1 << 0)
#define MSDC_PB2_SUPPORT64G (0x1 << 1)
#define MSDC_PB2_RESPWAITCNT (0x3 << 2)
#define MSDC_PB2_CFGRDATCNT (0x1f << 4)
#define MSDC_PB2_CFGRDAT (0x1 << 9)
#define MSDC_PB2_INTCRESPSEL (0x1 << 11)
#define MSDC_PB2_CFGRESPCNT (0x7 << 12)
#define MSDC_PB2_CFGRESP (0x1 << 15)
#define MSDC_PB2_RESPSTENSEL (0x7 << 16)
#define MSDC_PB2_POPENCNT (0xf << 20)
#define MSDC_PB2_CFG_CRCSTS_SEL (0x1 << 24)
#define MSDC_PB2_CFGCRCSTSEDGE (0x1 << 25)
#define MSDC_PB2_CFGCRCSTSCNT (0x3 << 26)
#define MSDC_PB2_CFGCRCSTS (0x1 << 28)
#define MSDC_PB2_CRCSTSENSEL (0x7UL << 29)
#define MSDC_MASK_ACMD53_CRC_ERR_INTR (0x1<<4)
#define MSDC_ACMD53_FAIL_ONE_SHOT (0X1<<5)
/* MSDC_PAD_TUNE mask */
#define MSDC_PAD_TUNE0_DATWRDLY (0x1F << 0) /* RW */
#define MSDC_PAD_TUNE0_DELAYEN (0x1 << 7) /* RW */
#define MSDC_PAD_TUNE0_DATRRDLY (0x1F << 8) /* RW */
#define MSDC_PAD_TUNE0_DATRRDLYSEL (0x1 << 13) /* RW */
#define MSDC_PAD_TUNE0_RXDLYSEL (0x1 << 15) /* RW */
#define MSDC_PAD_TUNE0_CMDRDLY (0x1F << 16) /* RW */
#define MSDC_PAD_TUNE0_CMDRRDLYSEL (0x1 << 21) /* RW */
#define MSDC_PAD_TUNE0_CMDRRDLY (0x1FUL << 22) /* RW */
#define MSDC_PAD_TUNE0_CLKTXDLY (0x1FUL << 27) /* RW */
/* MSDC_PAD_TUNE1 mask */
#define MSDC_PAD_TUNE1_DATRRDLY2 (0x1F << 8) /* RW */
#define MSDC_PAD_TUNE1_DATRRDLY2SEL (0x1 << 13) /* RW */
#define MSDC_PAD_TUNE1_CMDRDLY2 (0x1F << 16) /* RW */
#define MSDC_PAD_TUNE1_CMDRRDLY2SEL (0x1 << 21) /* RW */
/* MSDC_DAT_RDDLY0/1/2/3 mask */
#define MSDC_DAT_RDDLY0_D3 (0x1F << 0) /* RW */
#define MSDC_DAT_RDDLY0_D2 (0x1F << 8) /* RW */
#define MSDC_DAT_RDDLY0_D1 (0x1F << 16) /* RW */
#define MSDC_DAT_RDDLY0_D0 (0x1FUL << 24) /* RW */
#define MSDC_DAT_RDDLY1_D7 (0x1F << 0) /* RW */
#define MSDC_DAT_RDDLY1_D6 (0x1F << 8) /* RW */
#define MSDC_DAT_RDDLY1_D5 (0x1F << 16) /* RW */
#define MSDC_DAT_RDDLY1_D4 (0x1FUL << 24) /* RW */
#define MSDC_DAT_RDDLY2_D3 (0x1F << 0) /* RW */
#define MSDC_DAT_RDDLY2_D2 (0x1F << 8) /* RW */
#define MSDC_DAT_RDDLY2_D1 (0x1F << 16) /* RW */
#define MSDC_DAT_RDDLY2_D0 (0x1FUL << 24) /* RW */
#define MSDC_DAT_RDDLY3_D7 (0x1F << 0) /* RW */
#define MSDC_DAT_RDDLY3_D6 (0x1F << 8) /* RW */
#define MSDC_DAT_RDDLY3_D5 (0x1F << 16) /* RW */
#define MSDC_DAT_RDDLY3_D4 (0x1FUL << 24) /* RW */
/* MSDC_HW_DBG_SEL mask */
#define MSDC_HW_DBG0_SEL (0xFF << 0)
#define MSDC_HW_DBG1_SEL (0x3F << 8)
#define MSDC_HW_DBG2_SEL (0xFF << 16)
#define MSDC_HW_DBG3_SEL (0x3F << 24)
#define MSDC_HW_DBG_WRAPTYPE_SEL (0x1 << 30)
/* MSDC_PATCH_BIT mask */
#define MSDC_PATCH_BIT_ODDSUPP (0x1 << 1) /* RW */
#define MSDC_INT_DAT_LATCH_CK_SEL (0x7 << 7)
#define MSDC_CKGEN_MSDC_DLY_SEL (0x1f << 10)
#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 << 0)
#define MSDC_PATCH_BIT1_CMD_RSP (0x7 << 3)
/* 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 (0x1f << 22) /* RW */
#define MSDC_PAD_TUNE_CLKTXDLY (0x1f << 27) /* RW */
#define PAD_DS_TUNE_DLY1 (0x1f << 2) /* RW */
#define PAD_DS_TUNE_DLY2 (0x1f << 7) /* RW */
#define PAD_DS_TUNE_DLY3 (0x1f << 12) /* RW */
/* MSDC_EMMC50_PAD_CTL0 mask*/
#define MSDC_EMMC50_PAD_CTL0_DCCSEL (0x1 << 0)
#define MSDC_EMMC50_PAD_CTL0_HLSEL (0x1 << 1)
#define MSDC_EMMC50_PAD_CTL0_DLP0 (0x3 << 2)
#define MSDC_EMMC50_PAD_CTL0_DLN0 (0x3 << 4)
#define MSDC_EMMC50_PAD_CTL0_DLP1 (0x3 << 6)
#define MSDC_EMMC50_PAD_CTL0_DLN1 (0x3 << 8)
/* MSDC_EMMC50_PAD_DS_CTL0 mask */
#define MSDC_EMMC50_PAD_DS_CTL0_SR (0x1 << 0)
#define MSDC_EMMC50_PAD_DS_CTL0_R0 (0x1 << 1)
#define MSDC_EMMC50_PAD_DS_CTL0_R1 (0x1 << 2)
#define MSDC_EMMC50_PAD_DS_CTL0_PUPD (0x1 << 3)
#define MSDC_EMMC50_PAD_DS_CTL0_IES (0x1 << 4)
#define MSDC_EMMC50_PAD_DS_CTL0_SMT (0x1 << 5)
#define MSDC_EMMC50_PAD_DS_CTL0_RDSEL (0x3F << 6)
#define MSDC_EMMC50_PAD_DS_CTL0_TDSEL (0xf << 12)
#define MSDC_EMMC50_PAD_DS_CTL0_DRV (0x7 << 16)
/* EMMC50_PAD_DS_TUNE mask */
#define MSDC_EMMC50_PAD_DS_TUNE_DLYSEL (0x1 << 0)
#define MSDC_EMMC50_PAD_DS_TUNE_DLY2SEL (0x1 << 1)
#define MSDC_EMMC50_PAD_DS_TUNE_DLY1 (0x1F << 2)
#define MSDC_EMMC50_PAD_DS_TUNE_DLY2 (0x1F << 7)
#define MSDC_EMMC50_PAD_DS_TUNE_DLY3 (0x1F << 12)
/* EMMC50_PAD_CMD_TUNE mask */
#define MSDC_EMMC50_PAD_CMD_TUNE_DLY3SEL (0x1 << 0)
#define MSDC_EMMC50_PAD_CMD_TUNE_RXDLY3 (0x1F << 1)
#define MSDC_EMMC50_PAD_CMD_TUNE_TXDLY (0x1F << 6)
/* EMMC50_PAD_DAT01_TUNE mask */
#define MSDC_EMMC50_PAD_DAT0_RXDLY3SEL (0x1 << 0)
#define MSDC_EMMC50_PAD_DAT0_RXDLY3 (0x1F << 1)
#define MSDC_EMMC50_PAD_DAT0_TXDLY (0x1F << 6)
#define MSDC_EMMC50_PAD_DAT1_RXDLY3SEL (0x1 << 16)
#define MSDC_EMMC50_PAD_DAT1_RXDLY3 (0x1F << 17)
#define MSDC_EMMC50_PAD_DAT1_TXDLY (0x1F << 22)
/* EMMC50_PAD_DAT23_TUNE mask */
#define MSDC_EMMC50_PAD_DAT2_RXDLY3SEL (0x1 << 0)
#define MSDC_EMMC50_PAD_DAT2_RXDLY3 (0x1F << 1)
#define MSDC_EMMC50_PAD_DAT2_TXDLY (0x1F << 6)
#define MSDC_EMMC50_PAD_DAT3_RXDLY3SEL (0x1 << 16)
#define MSDC_EMMC50_PAD_DAT3_RXDLY3 (0x1F << 17)
#define MSDC_EMMC50_PAD_DAT3_TXDLY (0x1F << 22)
/* EMMC50_PAD_DAT45_TUNE mask */
#define MSDC_EMMC50_PAD_DAT4_RXDLY3SEL (0x1 << 0)
#define MSDC_EMMC50_PAD_DAT4_RXDLY3 (0x1F << 1)
#define MSDC_EMMC50_PAD_DAT4_TXDLY (0x1F << 6)
#define MSDC_EMMC50_PAD_DAT5_RXDLY3SEL (0x1 << 16)
#define MSDC_EMMC50_PAD_DAT5_RXDLY3 (0x1F << 17)
#define MSDC_EMMC50_PAD_DAT5_TXDLY (0x1F << 22)
/* EMMC50_PAD_DAT67_TUNE mask */
#define MSDC_EMMC50_PAD_DAT6_RXDLY3SEL (0x1 << 0)
#define MSDC_EMMC50_PAD_DAT6_RXDLY3 (0x1F << 1)
#define MSDC_EMMC50_PAD_DAT6_TXDLY (0x1F << 6)
#define MSDC_EMMC50_PAD_DAT7_RXDLY3SEL (0x1 << 16)
#define MSDC_EMMC50_PAD_DAT7_RXDLY3 (0x1F << 17)
#define MSDC_EMMC50_PAD_DAT7_TXDLY (0x1F << 22)
/* EMMC51_CFG0 mask */
#define MSDC_EMMC51_CFG_CMDQEN (0x1 << 0)
#define MSDC_EMMC51_CFG_NUM (0x3F << 1)
#define MSDC_EMMC51_CFG_RSPTYPE (0x7 << 7)
#define MSDC_EMMC51_CFG_DTYPE (0x3 << 10)
#define MSDC_EMMC51_CFG_RDATCNT (0x3FF << 12)
#define MSDC_EMMC51_CFG_WDATCNT (0x3FF << 22)
/* EMMC50_CFG0 mask */
#define MSDC_EMMC50_CFG_PADCMD_LATCHCK (0x1 << 0)
#define MSDC_EMMC50_CFG_CRC_STS_CNT (0x3 << 1)
#define MSDC_EMMC50_CFG_CRC_STS_EDGE (0x1 << 3)
#define MSDC_EMMC50_CFG_CRC_STS_SEL (0x1 << 4)
#define MSDC_EMMC50_CFG_END_BIT_CHK_CNT (0xf << 5)
#define MSDC_EMMC50_CFG_CMD_RESP_SEL (0x1 << 9)
#define MSDC_EMMC50_CFG_CMD_EDGE_SEL (0x1 << 10)
#define MSDC_EMMC50_CFG_ENDBIT_CNT (0x3FF << 11)
#define MSDC_EMMC50_CFG_READ_DAT_CNT (0x7 << 21)
#define MSDC_EMMC50_CFG_EMMC50_MON_SEL (0x1 << 24)
#define MSDC_EMMC50_CFG_MSDC_WR_VALID (0x1 << 25)
#define MSDC_EMMC50_CFG_MSDC_RD_VALID (0x1 << 26)
#define MSDC_EMMC50_CFG_MSDC_WR_VALID_SEL (0x1 << 27)
#define MSDC_EMMC50_CFG_MSDC_RD_VALID_SEL (0x1 << 28)
#define MSDC_EMMC50_CFG_TXSKEW_SEL (0x1 << 29)
/* EMMC50_CFG1 mask */
#define MSDC_EMMC50_CFG1_WRPTR_MARGIN (0xFF << 0)
#define MSDC_EMMC50_CFG1_CKSWITCH_CNT (0x7 << 8)
#define MSDC_EMMC50_CFG1_RDDAT_STOP (0x1 << 11)
#define MSDC_EMMC50_CFG1_WAITCLK_CNT (0xF << 12)
#define MSDC_EMMC50_CFG1_DBG_SEL (0xFF << 16)
#define MSDC_EMMC50_CFG1_PSHCNT (0x7 << 24)
#define MSDC_EMMC50_CFG1_PSHPSSEL (0x1 << 27)
#define MSDC_EMMC50_CFG1_DSCFG (0x1 << 28)
#define MSDC_EMMC50_CFG1_SPARE1 (0x7UL << 29)
/* EMMC50_CFG2_mask */
/*#define MSDC_EMMC50_CFG2_AXI_GPD_UP (0x1 << 0)*/
#define MSDC_EMMC50_CFG2_AXI_IOMMU_WR_EMI (0x1 << 1)
#define MSDC_EMMC50_CFG2_AXI_SHARE_EN_WR_EMI (0x1 << 2)
#define MSDC_EMMC50_CFG2_AXI_IOMMU_RD_EMI (0x1 << 7)
#define MSDC_EMMC50_CFG2_AXI_SHARE_EN_RD_EMI (0x1 << 8)
#define MSDC_EMMC50_CFG2_AXI_BOUND_128B (0x1 << 13)
#define MSDC_EMMC50_CFG2_AXI_BOUND_256B (0x1 << 14)
#define MSDC_EMMC50_CFG2_AXI_BOUND_512B (0x1 << 15)
#define MSDC_EMMC50_CFG2_AXI_BOUND_1K (0x1 << 16)
#define MSDC_EMMC50_CFG2_AXI_BOUND_2K (0x1 << 17)
#define MSDC_EMMC50_CFG2_AXI_BOUND_4K (0x1 << 18)
#define MSDC_EMMC50_CFG2_AXI_RD_OUTS_NUM (0x1F << 19)
#define MSDC_EMMC50_CFG2_AXI_SET_LEN (0xf << 24)
#define MSDC_EMMC50_CFG2_AXI_RESP_ERR_TYPE (0x3 << 28)
#define MSDC_EMMC50_CFG2_AXI_BUSY (0x1 << 30)
/* EMMC50_CFG3_mask */
#define MSDC_EMMC50_CFG3_OUTS_WR (0x1F << 0)
#define MSDC_EMMC50_CFG3_ULTRA_SET_WR (0x3F << 5)
#define MSDC_EMMC50_CFG3_PREULTRA_SET_WR (0x3F << 11)
#define MSDC_EMMC50_CFG3_ULTRA_SET_RD (0x3F << 17)
#define MSDC_EMMC50_CFG3_PREULTRA_SET_RD (0x3F << 23)
/* EMMC50_CFG4_mask */
#define MSDC_EMMC50_CFG4_IMPR_ULTRA_SET_WR (0xFF << 0)
#define MSDC_EMMC50_CFG4_IMPR_ULTRA_SET_RD (0xFF << 8)
#define MSDC_EMMC50_CFG4_ULTRA_EN (0x3 << 16)
#define MSDC_EMMC50_CFG4_AXI_WRAP_DBG_SEL (0x1F << 18)
/* EMMC50_BLOCK_LENGTH mask */
#define MSDC_EMMC50_BLOCK_LENGTH_MASK (0x1FF << 0)
#define EMMC50_CFG_PADCMD_LATCHCK (0x1 << 0) /* RW */
#define EMMC50_CFG_CRCSTS_EDGE (0x1 << 3) /* RW */
#define EMMC50_CFG_CFCSTS_SEL (0x1 << 4) /* RW */
/* EMMC_TOP_CONTROL mask */
#define PAD_RXDLY_SEL (0x1 << 0) /* RW */
#define PAD_DAT_RD_RXDLY2 (0x1F << 2) /* RW */
#define PAD_DAT_RD_RXDLY (0x1F << 7) /* RW */
#define PAD_DAT_RD_RXDLY2_SEL (0x1 << 12) /* RW */
#define PAD_DAT_RD_RXDLY_SEL (0x1 << 13) /* RW */
#define DATA_K_VALUE_SEL (0x1 << 14) /* RW */
/* EMMC_TOP_CMD mask */
#define PAD_CMD_RXDLY2 (0x1F << 0) /* RW */
#define PAD_CMD_RXDLY (0x1F << 5) /* RW */
#define PAD_CMD_RD_RXDLY2_SEL (0x1 << 10) /* RW */
#define PAD_CMD_RD_RXDLY_SEL (0x1 << 11) /* RW */
/* TOP_EMMC50_PAD_CTL0 mask */
#define MSDC_PAD_CLK_TXDLY (0x1F << 10) /* RW */
/* TOP_EMMC50_PAD_DS_TUNE mask */
#define PAD_DS_DLY3 (0x1F << 0) /* RW */
#define PAD_DS_DLY2 (0x1F << 5) /* RW */
#define PAD_DS_DLY1 (0x1F << 10) /* RW */
#define PAD_DS_DLY2_SEL (0x1 << 15) /* RW */
#define PAD_DS_DLY_SEL (0x1 << 16) /* RW */
#ifdef CONFIG_MMC_MTK_LEGACY_SDIO
#define SUPPORT_LEGACY_SDIO
#endif
#ifdef SUPPORT_LEGACY_SDIO
#define SDIO_USE_PORT0 0
#define SDIO_USE_PORT1 1
#define SDIO_USE_PORT2 2
#define SDIO_USE_PORT3 3
#define SDIO_USE_PORT SDIO_USE_PORT2
typedef void (*sdio_irq_handler_t)(void *); /* external irq handler */
typedef void (*pm_callback_t)(pm_message_t state, void *data);
struct sdio_ops {
void (*sdio_request_eirq)(sdio_irq_handler_t irq_handler, void *data);
void (*sdio_enable_eirq)(void);
void (*sdio_disable_eirq)(void);
void (*sdio_register_pm)(pm_callback_t pm_cb, void *data);
};
extern struct sdio_ops mt_sdio_ops[4];
#endif
#define REQ_CMD_EIO (0x1 << 0)
#define REQ_CMD_TMO (0x1 << 1)
#define REQ_DAT_ERR (0x1 << 2)
#define REQ_STOP_EIO (0x1 << 3)
#define REQ_STOP_TMO (0x1 << 4)
#define REQ_CMD_BUSY (0x1 << 5)
#define MSDC_PREPARE_FLAG (0x1 << 0)
#define MSDC_ASYNC_FLAG (0x1 << 1)
#define MSDC_MMAP_FLAG (0x1 << 2)
#define MTK_MMC_AUTOSUSPEND_DELAY 50
#define CMD_TIMEOUT (HZ/10 * 5) /* 100ms x5 */
#define DAT_TIMEOUT (HZ * 5) /* 1000ms x5 */
#define PAD_DELAY_MAX 32 /* PAD delay cells */
#define AUTOK_RECOVERABLE_ERROR -1
#define AUTOK_NONE_RECOVERABLE_ERROR -2
/*--------------------------------------------------------------------------*/
/* Descriptor Structure */
/*--------------------------------------------------------------------------*/
struct mt_gpdma_desc {
u32 gpd_info;
#define GPDMA_DESC_HWO (0x1 << 0)
#define GPDMA_DESC_BDP (0x1 << 1)
#define GPDMA_DESC_CHECKSUM (0xff << 8) /* bit8 ~ bit15 */
#define GPDMA_DESC_INT (0x1 << 16)
u32 next;
u32 ptr;
u32 gpd_data_len;
#define GPDMA_DESC_BUFLEN (0xffff) /* bit0 ~ bit15 */
#define GPDMA_DESC_EXTLEN (0xff << 16) /* bit16 ~ bit23 */
u32 arg;
u32 blknum;
u32 cmd;
};
struct mt_bdma_desc {
u32 bd_info;
#define BDMA_DESC_EOL (0x1 << 0)
#define BDMA_DESC_CHECKSUM (0xff << 8) /* bit8 ~ bit15 */
#define BDMA_DESC_BLKPAD (0x1 << 17)
#define BDMA_DESC_DWPAD (0x1 << 18)
u32 next;
u32 ptr;
u32 bd_data_len;
#define BDMA_DESC_BUFLEN (0xffff) /* bit0 ~ bit15 */
};
struct msdc_dma {
struct scatterlist *sg; /* I/O scatter list */
struct mt_gpdma_desc *gpd; /* pointer to gpd array */
struct mt_bdma_desc *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 */
};
struct msdc_save_para {
u32 msdc_cfg;
u32 iocon;
u32 sdc_cfg;
u32 pad_tune0;
u32 pad_tune1;
u32 patch_bit0;
u32 patch_bit1;
u32 patch_bit2;
u32 pad_ds_tune;
u32 emmc50_cfg0;
u32 msdc_inten;
};
struct msdc_tune_para {
u32 iocon;
u32 pad_tune0;
u32 pad_tune1;
};
struct msdc_delay_phase {
u8 maxlen;
u8 start;
u8 final_phase;
};
struct mt81xx_sdio_compatible {
bool v3_plus;
bool top_reg;
};
struct msdc_host {
struct device *dev;
struct mmc_host *mmc; /* mmc structure */
int cmd_rsp;
spinlock_t lock;
spinlock_t irqlock;
struct mmc_request *mrq;
struct mmc_command *cmd;
struct mmc_data *data;
int error;
void __iomem *base; /* host base address */
void __iomem *base_top; /* host top base address */
void __iomem *base_gpio; /* host top base address */
void __iomem *infra_reset; /* infra reset 0x10001030 */
struct msdc_dma dma; /* dma channel */
u64 dma_mask;
u32 timeout_ns; /* data timeout ns */
u32 timeout_clks; /* data timeout clks */
u32 tune_latch_ck_cnt;
struct pinctrl *pinctrl;
struct pinctrl_state *pins_default;
struct pinctrl_state *pins_uhs;
struct pinctrl_state *pins_dat1;
struct pinctrl_state *pins_dat1_eint;
struct delayed_work req_timeout;
int irq; /* host interrupt */
int eint_irq;
int sdio_clk_cnt;
int sdio_irq_cnt; /* irq enable cnt */
bool irq_thread_alive;
struct clk *src_clk; /* msdc source clock */
struct clk *h_clk; /* msdc bus_clk */
struct clk *src_clk_cg;
u32 mclk; /* mmc subsystem clock frequency */
u32 src_clk_freq; /* source clock frequency */
u32 sclk; /* SD/MS bus clock frequency */
bool clock_on;
unsigned char timing;
bool vqmmc_enabled;
u32 hs400_ds_delay;
u32 module_reset_bit;
bool hs400_mode; /* current eMMC will run at hs400 mode */
struct msdc_save_para save_para; /* used when gate HCLK */
struct msdc_tune_para def_tune_para; /* default tune setting */
struct msdc_tune_para saved_tune_para; /* tune result of CMD21/CMD19 */
bool autok_done;
int autok_error;
#ifdef SUPPORT_LEGACY_SDIO
bool cap_eirq;
int suspend;
/* external sdio irq operations */
void (*request_sdio_eirq)(sdio_irq_handler_t sdio_irq_handler,
void *data);
void (*enable_sdio_eirq)(void);
void (*disable_sdio_eirq)(void);
/* power management callback for external module */
void (*register_pm)(pm_callback_t pm_cb, void *data);
#endif
const struct mt81xx_sdio_compatible *dev_comp;
};