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linux_dsm_epyc7002/include/linux/mfd/rtsx_pci.h
Steven Feng 87d284443d mfd: rtsx: Do retry when DMA transfer error 
The request should be resent when DMA transfer error occurred.
For rts5227, the clock rate needs to be reduced when error occurred.

Signed-off-by: Steven Feng <steven_feng@realsil.com.cn>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2017-07-06 08:29:11 +01:00

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/* Driver for Realtek PCI-Express card reader
*
* Copyright(c) 2009-2013 Realtek Semiconductor Corp. All rights reserved.
*
* 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, 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, see <http://www.gnu.org/licenses/>.
*
* Author:
* Wei WANG <wei_wang@realsil.com.cn>
*/
#ifndef __RTSX_PCI_H
#define __RTSX_PCI_H
#include <linux/sched.h>
#include <linux/pci.h>
#include <linux/mfd/rtsx_common.h>
#define MAX_RW_REG_CNT 1024
#define RTSX_HCBAR 0x00
#define RTSX_HCBCTLR 0x04
#define STOP_CMD (0x01 << 28)
#define READ_REG_CMD 0
#define WRITE_REG_CMD 1
#define CHECK_REG_CMD 2
#define RTSX_HDBAR 0x08
#define SG_INT 0x04
#define SG_END 0x02
#define SG_VALID 0x01
#define SG_NO_OP 0x00
#define SG_TRANS_DATA (0x02 << 4)
#define SG_LINK_DESC (0x03 << 4)
#define RTSX_HDBCTLR 0x0C
#define SDMA_MODE 0x00
#define ADMA_MODE (0x02 << 26)
#define STOP_DMA (0x01 << 28)
#define TRIG_DMA (0x01 << 31)
#define RTSX_HAIMR 0x10
#define HAIMR_TRANS_START (0x01 << 31)
#define HAIMR_READ 0x00
#define HAIMR_WRITE (0x01 << 30)
#define HAIMR_READ_START (HAIMR_TRANS_START | HAIMR_READ)
#define HAIMR_WRITE_START (HAIMR_TRANS_START | HAIMR_WRITE)
#define HAIMR_TRANS_END (HAIMR_TRANS_START)
#define RTSX_BIPR 0x14
#define CMD_DONE_INT (1 << 31)
#define DATA_DONE_INT (1 << 30)
#define TRANS_OK_INT (1 << 29)
#define TRANS_FAIL_INT (1 << 28)
#define XD_INT (1 << 27)
#define MS_INT (1 << 26)
#define SD_INT (1 << 25)
#define GPIO0_INT (1 << 24)
#define OC_INT (1 << 23)
#define SD_WRITE_PROTECT (1 << 19)
#define XD_EXIST (1 << 18)
#define MS_EXIST (1 << 17)
#define SD_EXIST (1 << 16)
#define DELINK_INT GPIO0_INT
#define MS_OC_INT (1 << 23)
#define SD_OC_INT (1 << 22)
#define CARD_INT (XD_INT | MS_INT | SD_INT)
#define NEED_COMPLETE_INT (DATA_DONE_INT | TRANS_OK_INT | TRANS_FAIL_INT)
#define RTSX_INT (CMD_DONE_INT | NEED_COMPLETE_INT | \
CARD_INT | GPIO0_INT | OC_INT)
#define CARD_EXIST (XD_EXIST | MS_EXIST | SD_EXIST)
#define RTSX_BIER 0x18
#define CMD_DONE_INT_EN (1 << 31)
#define DATA_DONE_INT_EN (1 << 30)
#define TRANS_OK_INT_EN (1 << 29)
#define TRANS_FAIL_INT_EN (1 << 28)
#define XD_INT_EN (1 << 27)
#define MS_INT_EN (1 << 26)
#define SD_INT_EN (1 << 25)
#define GPIO0_INT_EN (1 << 24)
#define OC_INT_EN (1 << 23)
#define DELINK_INT_EN GPIO0_INT_EN
#define MS_OC_INT_EN (1 << 23)
#define SD_OC_INT_EN (1 << 22)
/*
* macros for easy use
*/
#define rtsx_pci_writel(pcr, reg, value) \
iowrite32(value, (pcr)->remap_addr + reg)
#define rtsx_pci_readl(pcr, reg) \
ioread32((pcr)->remap_addr + reg)
#define rtsx_pci_writew(pcr, reg, value) \
iowrite16(value, (pcr)->remap_addr + reg)
#define rtsx_pci_readw(pcr, reg) \
ioread16((pcr)->remap_addr + reg)
#define rtsx_pci_writeb(pcr, reg, value) \
iowrite8(value, (pcr)->remap_addr + reg)
#define rtsx_pci_readb(pcr, reg) \
ioread8((pcr)->remap_addr + reg)
#define rtsx_pci_read_config_byte(pcr, where, val) \
pci_read_config_byte((pcr)->pci, where, val)
#define rtsx_pci_write_config_byte(pcr, where, val) \
pci_write_config_byte((pcr)->pci, where, val)
#define rtsx_pci_read_config_dword(pcr, where, val) \
pci_read_config_dword((pcr)->pci, where, val)
#define rtsx_pci_write_config_dword(pcr, where, val) \
pci_write_config_dword((pcr)->pci, where, val)
#define STATE_TRANS_NONE 0
#define STATE_TRANS_CMD 1
#define STATE_TRANS_BUF 2
#define STATE_TRANS_SG 3
#define TRANS_NOT_READY 0
#define TRANS_RESULT_OK 1
#define TRANS_RESULT_FAIL 2
#define TRANS_NO_DEVICE 3
#define RTSX_RESV_BUF_LEN 4096
#define HOST_CMDS_BUF_LEN 1024
#define HOST_SG_TBL_BUF_LEN (RTSX_RESV_BUF_LEN - HOST_CMDS_BUF_LEN)
#define HOST_SG_TBL_ITEMS (HOST_SG_TBL_BUF_LEN / 8)
#define MAX_SG_ITEM_LEN 0x80000
#define HOST_TO_DEVICE 0
#define DEVICE_TO_HOST 1
#define OUTPUT_3V3 0
#define OUTPUT_1V8 1
#define RTSX_PHASE_MAX 32
#define RX_TUNING_CNT 3
#define MS_CFG 0xFD40
#define SAMPLE_TIME_RISING 0x00
#define SAMPLE_TIME_FALLING 0x80
#define PUSH_TIME_DEFAULT 0x00
#define PUSH_TIME_ODD 0x40
#define NO_EXTEND_TOGGLE 0x00
#define EXTEND_TOGGLE_CHK 0x20
#define MS_BUS_WIDTH_1 0x00
#define MS_BUS_WIDTH_4 0x10
#define MS_BUS_WIDTH_8 0x18
#define MS_2K_SECTOR_MODE 0x04
#define MS_512_SECTOR_MODE 0x00
#define MS_TOGGLE_TIMEOUT_EN 0x00
#define MS_TOGGLE_TIMEOUT_DISEN 0x01
#define MS_NO_CHECK_INT 0x02
#define MS_TPC 0xFD41
#define MS_TRANS_CFG 0xFD42
#define WAIT_INT 0x80
#define NO_WAIT_INT 0x00
#define NO_AUTO_READ_INT_REG 0x00
#define AUTO_READ_INT_REG 0x40
#define MS_CRC16_ERR 0x20
#define MS_RDY_TIMEOUT 0x10
#define MS_INT_CMDNK 0x08
#define MS_INT_BREQ 0x04
#define MS_INT_ERR 0x02
#define MS_INT_CED 0x01
#define MS_TRANSFER 0xFD43
#define MS_TRANSFER_START 0x80
#define MS_TRANSFER_END 0x40
#define MS_TRANSFER_ERR 0x20
#define MS_BS_STATE 0x10
#define MS_TM_READ_BYTES 0x00
#define MS_TM_NORMAL_READ 0x01
#define MS_TM_WRITE_BYTES 0x04
#define MS_TM_NORMAL_WRITE 0x05
#define MS_TM_AUTO_READ 0x08
#define MS_TM_AUTO_WRITE 0x0C
#define MS_INT_REG 0xFD44
#define MS_BYTE_CNT 0xFD45
#define MS_SECTOR_CNT_L 0xFD46
#define MS_SECTOR_CNT_H 0xFD47
#define MS_DBUS_H 0xFD48
#define SD_CFG1 0xFDA0
#define SD_CLK_DIVIDE_0 0x00
#define SD_CLK_DIVIDE_256 0xC0
#define SD_CLK_DIVIDE_128 0x80
#define SD_BUS_WIDTH_1BIT 0x00
#define SD_BUS_WIDTH_4BIT 0x01
#define SD_BUS_WIDTH_8BIT 0x02
#define SD_ASYNC_FIFO_NOT_RST 0x10
#define SD_20_MODE 0x00
#define SD_DDR_MODE 0x04
#define SD_30_MODE 0x08
#define SD_CLK_DIVIDE_MASK 0xC0
#define SD_CFG2 0xFDA1
#define SD_CALCULATE_CRC7 0x00
#define SD_NO_CALCULATE_CRC7 0x80
#define SD_CHECK_CRC16 0x00
#define SD_NO_CHECK_CRC16 0x40
#define SD_NO_CHECK_WAIT_CRC_TO 0x20
#define SD_WAIT_BUSY_END 0x08
#define SD_NO_WAIT_BUSY_END 0x00
#define SD_CHECK_CRC7 0x00
#define SD_NO_CHECK_CRC7 0x04
#define SD_RSP_LEN_0 0x00
#define SD_RSP_LEN_6 0x01
#define SD_RSP_LEN_17 0x02
#define SD_RSP_TYPE_R0 0x04
#define SD_RSP_TYPE_R1 0x01
#define SD_RSP_TYPE_R1b 0x09
#define SD_RSP_TYPE_R2 0x02
#define SD_RSP_TYPE_R3 0x05
#define SD_RSP_TYPE_R4 0x05
#define SD_RSP_TYPE_R5 0x01
#define SD_RSP_TYPE_R6 0x01
#define SD_RSP_TYPE_R7 0x01
#define SD_CFG3 0xFDA2
#define SD_RSP_80CLK_TIMEOUT_EN 0x01
#define SD_STAT1 0xFDA3
#define SD_CRC7_ERR 0x80
#define SD_CRC16_ERR 0x40
#define SD_CRC_WRITE_ERR 0x20
#define SD_CRC_WRITE_ERR_MASK 0x1C
#define GET_CRC_TIME_OUT 0x02
#define SD_TUNING_COMPARE_ERR 0x01
#define SD_STAT2 0xFDA4
#define SD_RSP_80CLK_TIMEOUT 0x01
#define SD_BUS_STAT 0xFDA5
#define SD_CLK_TOGGLE_EN 0x80
#define SD_CLK_FORCE_STOP 0x40
#define SD_DAT3_STATUS 0x10
#define SD_DAT2_STATUS 0x08
#define SD_DAT1_STATUS 0x04
#define SD_DAT0_STATUS 0x02
#define SD_CMD_STATUS 0x01
#define SD_PAD_CTL 0xFDA6
#define SD_IO_USING_1V8 0x80
#define SD_IO_USING_3V3 0x7F
#define TYPE_A_DRIVING 0x00
#define TYPE_B_DRIVING 0x01
#define TYPE_C_DRIVING 0x02
#define TYPE_D_DRIVING 0x03
#define SD_SAMPLE_POINT_CTL 0xFDA7
#define DDR_FIX_RX_DAT 0x00
#define DDR_VAR_RX_DAT 0x80
#define DDR_FIX_RX_DAT_EDGE 0x00
#define DDR_FIX_RX_DAT_14_DELAY 0x40
#define DDR_FIX_RX_CMD 0x00
#define DDR_VAR_RX_CMD 0x20
#define DDR_FIX_RX_CMD_POS_EDGE 0x00
#define DDR_FIX_RX_CMD_14_DELAY 0x10
#define SD20_RX_POS_EDGE 0x00
#define SD20_RX_14_DELAY 0x08
#define SD20_RX_SEL_MASK 0x08
#define SD_PUSH_POINT_CTL 0xFDA8
#define DDR_FIX_TX_CMD_DAT 0x00
#define DDR_VAR_TX_CMD_DAT 0x80
#define DDR_FIX_TX_DAT_14_TSU 0x00
#define DDR_FIX_TX_DAT_12_TSU 0x40
#define DDR_FIX_TX_CMD_NEG_EDGE 0x00
#define DDR_FIX_TX_CMD_14_AHEAD 0x20
#define SD20_TX_NEG_EDGE 0x00
#define SD20_TX_14_AHEAD 0x10
#define SD20_TX_SEL_MASK 0x10
#define DDR_VAR_SDCLK_POL_SWAP 0x01
#define SD_CMD0 0xFDA9
#define SD_CMD_START 0x40
#define SD_CMD1 0xFDAA
#define SD_CMD2 0xFDAB
#define SD_CMD3 0xFDAC
#define SD_CMD4 0xFDAD
#define SD_CMD5 0xFDAE
#define SD_BYTE_CNT_L 0xFDAF
#define SD_BYTE_CNT_H 0xFDB0
#define SD_BLOCK_CNT_L 0xFDB1
#define SD_BLOCK_CNT_H 0xFDB2
#define SD_TRANSFER 0xFDB3
#define SD_TRANSFER_START 0x80
#define SD_TRANSFER_END 0x40
#define SD_STAT_IDLE 0x20
#define SD_TRANSFER_ERR 0x10
#define SD_TM_NORMAL_WRITE 0x00
#define SD_TM_AUTO_WRITE_3 0x01
#define SD_TM_AUTO_WRITE_4 0x02
#define SD_TM_AUTO_READ_3 0x05
#define SD_TM_AUTO_READ_4 0x06
#define SD_TM_CMD_RSP 0x08
#define SD_TM_AUTO_WRITE_1 0x09
#define SD_TM_AUTO_WRITE_2 0x0A
#define SD_TM_NORMAL_READ 0x0C
#define SD_TM_AUTO_READ_1 0x0D
#define SD_TM_AUTO_READ_2 0x0E
#define SD_TM_AUTO_TUNING 0x0F
#define SD_CMD_STATE 0xFDB5
#define SD_CMD_IDLE 0x80
#define SD_DATA_STATE 0xFDB6
#define SD_DATA_IDLE 0x80
#define SRCTL 0xFC13
#define DCM_DRP_CTL 0xFC23
#define DCM_RESET 0x08
#define DCM_LOCKED 0x04
#define DCM_208M 0x00
#define DCM_TX 0x01
#define DCM_RX 0x02
#define DCM_DRP_TRIG 0xFC24
#define DRP_START 0x80
#define DRP_DONE 0x40
#define DCM_DRP_CFG 0xFC25
#define DRP_WRITE 0x80
#define DRP_READ 0x00
#define DCM_WRITE_ADDRESS_50 0x50
#define DCM_WRITE_ADDRESS_51 0x51
#define DCM_READ_ADDRESS_00 0x00
#define DCM_READ_ADDRESS_51 0x51
#define DCM_DRP_WR_DATA_L 0xFC26
#define DCM_DRP_WR_DATA_H 0xFC27
#define DCM_DRP_RD_DATA_L 0xFC28
#define DCM_DRP_RD_DATA_H 0xFC29
#define SD_VPCLK0_CTL 0xFC2A
#define SD_VPCLK1_CTL 0xFC2B
#define SD_DCMPS0_CTL 0xFC2C
#define SD_DCMPS1_CTL 0xFC2D
#define SD_VPTX_CTL SD_VPCLK0_CTL
#define SD_VPRX_CTL SD_VPCLK1_CTL
#define PHASE_CHANGE 0x80
#define PHASE_NOT_RESET 0x40
#define SD_DCMPS_TX_CTL SD_DCMPS0_CTL
#define SD_DCMPS_RX_CTL SD_DCMPS1_CTL
#define DCMPS_CHANGE 0x80
#define DCMPS_CHANGE_DONE 0x40
#define DCMPS_ERROR 0x20
#define DCMPS_CURRENT_PHASE 0x1F
#define CARD_CLK_SOURCE 0xFC2E
#define CRC_FIX_CLK (0x00 << 0)
#define CRC_VAR_CLK0 (0x01 << 0)
#define CRC_VAR_CLK1 (0x02 << 0)
#define SD30_FIX_CLK (0x00 << 2)
#define SD30_VAR_CLK0 (0x01 << 2)
#define SD30_VAR_CLK1 (0x02 << 2)
#define SAMPLE_FIX_CLK (0x00 << 4)
#define SAMPLE_VAR_CLK0 (0x01 << 4)
#define SAMPLE_VAR_CLK1 (0x02 << 4)
#define CARD_PWR_CTL 0xFD50
#define PMOS_STRG_MASK 0x10
#define PMOS_STRG_800mA 0x10
#define PMOS_STRG_400mA 0x00
#define SD_POWER_OFF 0x03
#define SD_PARTIAL_POWER_ON 0x01
#define SD_POWER_ON 0x00
#define SD_POWER_MASK 0x03
#define MS_POWER_OFF 0x0C
#define MS_PARTIAL_POWER_ON 0x04
#define MS_POWER_ON 0x00
#define MS_POWER_MASK 0x0C
#define BPP_POWER_OFF 0x0F
#define BPP_POWER_5_PERCENT_ON 0x0E
#define BPP_POWER_10_PERCENT_ON 0x0C
#define BPP_POWER_15_PERCENT_ON 0x08
#define BPP_POWER_ON 0x00
#define BPP_POWER_MASK 0x0F
#define SD_VCC_PARTIAL_POWER_ON 0x02
#define SD_VCC_POWER_ON 0x00
#define CARD_CLK_SWITCH 0xFD51
#define RTL8411B_PACKAGE_MODE 0xFD51
#define CARD_SHARE_MODE 0xFD52
#define CARD_SHARE_MASK 0x0F
#define CARD_SHARE_MULTI_LUN 0x00
#define CARD_SHARE_NORMAL 0x00
#define CARD_SHARE_48_SD 0x04
#define CARD_SHARE_48_MS 0x08
#define CARD_SHARE_BAROSSA_SD 0x01
#define CARD_SHARE_BAROSSA_MS 0x02
#define CARD_DRIVE_SEL 0xFD53
#define MS_DRIVE_8mA (0x01 << 6)
#define MMC_DRIVE_8mA (0x01 << 4)
#define XD_DRIVE_8mA (0x01 << 2)
#define GPIO_DRIVE_8mA 0x01
#define RTS5209_CARD_DRIVE_DEFAULT (MS_DRIVE_8mA | MMC_DRIVE_8mA |\
XD_DRIVE_8mA | GPIO_DRIVE_8mA)
#define RTL8411_CARD_DRIVE_DEFAULT (MS_DRIVE_8mA | MMC_DRIVE_8mA |\
XD_DRIVE_8mA)
#define RTSX_CARD_DRIVE_DEFAULT (MS_DRIVE_8mA | GPIO_DRIVE_8mA)
#define CARD_STOP 0xFD54
#define SPI_STOP 0x01
#define XD_STOP 0x02
#define SD_STOP 0x04
#define MS_STOP 0x08
#define SPI_CLR_ERR 0x10
#define XD_CLR_ERR 0x20
#define SD_CLR_ERR 0x40
#define MS_CLR_ERR 0x80
#define CARD_OE 0xFD55
#define SD_OUTPUT_EN 0x04
#define MS_OUTPUT_EN 0x08
#define CARD_AUTO_BLINK 0xFD56
#define CARD_GPIO_DIR 0xFD57
#define CARD_GPIO 0xFD58
#define CARD_DATA_SOURCE 0xFD5B
#define PINGPONG_BUFFER 0x01
#define RING_BUFFER 0x00
#define SD30_CLK_DRIVE_SEL 0xFD5A
#define DRIVER_TYPE_A 0x05
#define DRIVER_TYPE_B 0x03
#define DRIVER_TYPE_C 0x02
#define DRIVER_TYPE_D 0x01
#define CARD_SELECT 0xFD5C
#define SD_MOD_SEL 2
#define MS_MOD_SEL 3
#define SD30_DRIVE_SEL 0xFD5E
#define CFG_DRIVER_TYPE_A 0x02
#define CFG_DRIVER_TYPE_B 0x03
#define CFG_DRIVER_TYPE_C 0x01
#define CFG_DRIVER_TYPE_D 0x00
#define SD30_CMD_DRIVE_SEL 0xFD5E
#define SD30_DAT_DRIVE_SEL 0xFD5F
#define CARD_CLK_EN 0xFD69
#define SD_CLK_EN 0x04
#define MS_CLK_EN 0x08
#define SDIO_CTRL 0xFD6B
#define CD_PAD_CTL 0xFD73
#define CD_DISABLE_MASK 0x07
#define MS_CD_DISABLE 0x04
#define SD_CD_DISABLE 0x02
#define XD_CD_DISABLE 0x01
#define CD_DISABLE 0x07
#define CD_ENABLE 0x00
#define MS_CD_EN_ONLY 0x03
#define SD_CD_EN_ONLY 0x05
#define XD_CD_EN_ONLY 0x06
#define FORCE_CD_LOW_MASK 0x38
#define FORCE_CD_XD_LOW 0x08
#define FORCE_CD_SD_LOW 0x10
#define FORCE_CD_MS_LOW 0x20
#define CD_AUTO_DISABLE 0x40
#define FPDCTL 0xFC00
#define SSC_POWER_DOWN 0x01
#define SD_OC_POWER_DOWN 0x02
#define ALL_POWER_DOWN 0x07
#define OC_POWER_DOWN 0x06
#define PDINFO 0xFC01
#define CLK_CTL 0xFC02
#define CHANGE_CLK 0x01
#define CLK_LOW_FREQ 0x01
#define CLK_DIV 0xFC03
#define CLK_DIV_1 0x01
#define CLK_DIV_2 0x02
#define CLK_DIV_4 0x03
#define CLK_DIV_8 0x04
#define CLK_SEL 0xFC04
#define SSC_DIV_N_0 0xFC0F
#define SSC_DIV_N_1 0xFC10
#define SSC_CTL1 0xFC11
#define SSC_RSTB 0x80
#define SSC_8X_EN 0x40
#define SSC_FIX_FRAC 0x20
#define SSC_SEL_1M 0x00
#define SSC_SEL_2M 0x08
#define SSC_SEL_4M 0x10
#define SSC_SEL_8M 0x18
#define SSC_CTL2 0xFC12
#define SSC_DEPTH_MASK 0x07
#define SSC_DEPTH_DISALBE 0x00
#define SSC_DEPTH_4M 0x01
#define SSC_DEPTH_2M 0x02
#define SSC_DEPTH_1M 0x03
#define SSC_DEPTH_500K 0x04
#define SSC_DEPTH_250K 0x05
#define RCCTL 0xFC14
#define FPGA_PULL_CTL 0xFC1D
#define OLT_LED_CTL 0xFC1E
#define GPIO_CTL 0xFC1F
#define LDO_CTL 0xFC1E
#define BPP_ASIC_1V7 0x00
#define BPP_ASIC_1V8 0x01
#define BPP_ASIC_1V9 0x02
#define BPP_ASIC_2V0 0x03
#define BPP_ASIC_2V7 0x04
#define BPP_ASIC_2V8 0x05
#define BPP_ASIC_3V2 0x06
#define BPP_ASIC_3V3 0x07
#define BPP_REG_TUNED18 0x07
#define BPP_TUNED18_SHIFT_8402 5
#define BPP_TUNED18_SHIFT_8411 4
#define BPP_PAD_MASK 0x04
#define BPP_PAD_3V3 0x04
#define BPP_PAD_1V8 0x00
#define BPP_LDO_POWB 0x03
#define BPP_LDO_ON 0x00
#define BPP_LDO_SUSPEND 0x02
#define BPP_LDO_OFF 0x03
#define SYS_VER 0xFC32
#define CARD_PULL_CTL1 0xFD60
#define CARD_PULL_CTL2 0xFD61
#define CARD_PULL_CTL3 0xFD62
#define CARD_PULL_CTL4 0xFD63
#define CARD_PULL_CTL5 0xFD64
#define CARD_PULL_CTL6 0xFD65
/* PCI Express Related Registers */
#define IRQEN0 0xFE20
#define IRQSTAT0 0xFE21
#define DMA_DONE_INT 0x80
#define SUSPEND_INT 0x40
#define LINK_RDY_INT 0x20
#define LINK_DOWN_INT 0x10
#define IRQEN1 0xFE22
#define IRQSTAT1 0xFE23
#define TLPRIEN 0xFE24
#define TLPRISTAT 0xFE25
#define TLPTIEN 0xFE26
#define TLPTISTAT 0xFE27
#define DMATC0 0xFE28
#define DMATC1 0xFE29
#define DMATC2 0xFE2A
#define DMATC3 0xFE2B
#define DMACTL 0xFE2C
#define DMA_RST 0x80
#define DMA_BUSY 0x04
#define DMA_DIR_TO_CARD 0x00
#define DMA_DIR_FROM_CARD 0x02
#define DMA_EN 0x01
#define DMA_128 (0 << 4)
#define DMA_256 (1 << 4)
#define DMA_512 (2 << 4)
#define DMA_1024 (3 << 4)
#define DMA_PACK_SIZE_MASK 0x30
#define BCTL 0xFE2D
#define RBBC0 0xFE2E
#define RBBC1 0xFE2F
#define RBDAT 0xFE30
#define RBCTL 0xFE34
#define CFGADDR0 0xFE35
#define CFGADDR1 0xFE36
#define CFGDATA0 0xFE37
#define CFGDATA1 0xFE38
#define CFGDATA2 0xFE39
#define CFGDATA3 0xFE3A
#define CFGRWCTL 0xFE3B
#define PHYRWCTL 0xFE3C
#define PHYDATA0 0xFE3D
#define PHYDATA1 0xFE3E
#define PHYADDR 0xFE3F
#define MSGRXDATA0 0xFE40
#define MSGRXDATA1 0xFE41
#define MSGRXDATA2 0xFE42
#define MSGRXDATA3 0xFE43
#define MSGTXDATA0 0xFE44
#define MSGTXDATA1 0xFE45
#define MSGTXDATA2 0xFE46
#define MSGTXDATA3 0xFE47
#define MSGTXCTL 0xFE48
#define LTR_CTL 0xFE4A
#define OBFF_CFG 0xFE4C
#define CDRESUMECTL 0xFE52
#define WAKE_SEL_CTL 0xFE54
#define PCLK_CTL 0xFE55
#define PCLK_MODE_SEL 0x20
#define PME_FORCE_CTL 0xFE56
#define ASPM_FORCE_CTL 0xFE57
#define FORCE_ASPM_CTL0 0x10
#define FORCE_ASPM_VAL_MASK 0x03
#define FORCE_ASPM_L1_EN 0x02
#define FORCE_ASPM_L0_EN 0x01
#define FORCE_ASPM_NO_ASPM 0x00
#define PM_CLK_FORCE_CTL 0xFE58
#define FUNC_FORCE_CTL 0xFE59
#define FUNC_FORCE_UPME_XMT_DBG 0x02
#define PERST_GLITCH_WIDTH 0xFE5C
#define CHANGE_LINK_STATE 0xFE5B
#define RESET_LOAD_REG 0xFE5E
#define EFUSE_CONTENT 0xFE5F
#define HOST_SLEEP_STATE 0xFE60
#define HOST_ENTER_S1 1
#define HOST_ENTER_S3 2
#define SDIO_CFG 0xFE70
#define PM_EVENT_DEBUG 0xFE71
#define PME_DEBUG_0 0x08
#define NFTS_TX_CTRL 0xFE72
#define PWR_GATE_CTRL 0xFE75
#define PWR_GATE_EN 0x01
#define LDO3318_PWR_MASK 0x06
#define LDO_ON 0x00
#define LDO_SUSPEND 0x04
#define LDO_OFF 0x06
#define PWD_SUSPEND_EN 0xFE76
#define LDO_PWR_SEL 0xFE78
#define L1SUB_CONFIG1 0xFE8D
#define L1SUB_CONFIG2 0xFE8E
#define L1SUB_AUTO_CFG 0x02
#define L1SUB_CONFIG3 0xFE8F
#define DUMMY_REG_RESET_0 0xFE90
#define AUTOLOAD_CFG_BASE 0xFF00
#define PETXCFG 0xFF03
#define PM_CTRL1 0xFF44
#define CD_RESUME_EN_MASK 0xF0
#define PM_CTRL2 0xFF45
#define PM_CTRL3 0xFF46
#define SDIO_SEND_PME_EN 0x80
#define FORCE_RC_MODE_ON 0x40
#define FORCE_RX50_LINK_ON 0x20
#define D3_DELINK_MODE_EN 0x10
#define USE_PESRTB_CTL_DELINK 0x08
#define DELAY_PIN_WAKE 0x04
#define RESET_PIN_WAKE 0x02
#define PM_WAKE_EN 0x01
#define PM_CTRL4 0xFF47
/* Memory mapping */
#define SRAM_BASE 0xE600
#define RBUF_BASE 0xF400
#define PPBUF_BASE1 0xF800
#define PPBUF_BASE2 0xFA00
#define IMAGE_FLAG_ADDR0 0xCE80
#define IMAGE_FLAG_ADDR1 0xCE81
#define RREF_CFG 0xFF6C
#define RREF_VBGSEL_MASK 0x38
#define RREF_VBGSEL_1V25 0x28
#define OOBS_CONFIG 0xFF6E
#define OOBS_AUTOK_DIS 0x80
#define OOBS_VAL_MASK 0x1F
#define LDO_DV18_CFG 0xFF70
#define LDO_DV18_SR_MASK 0xC0
#define LDO_DV18_SR_DF 0x40
#define LDO_CONFIG2 0xFF71
#define LDO_D3318_MASK 0x07
#define LDO_D3318_33V 0x07
#define LDO_D3318_18V 0x02
#define LDO_VCC_CFG0 0xFF72
#define LDO_VCC_LMTVTH_MASK 0x30
#define LDO_VCC_LMTVTH_2A 0x10
#define LDO_VCC_CFG1 0xFF73
#define LDO_VCC_REF_TUNE_MASK 0x30
#define LDO_VCC_REF_1V2 0x20
#define LDO_VCC_TUNE_MASK 0x07
#define LDO_VCC_1V8 0x04
#define LDO_VCC_3V3 0x07
#define LDO_VCC_LMT_EN 0x08
#define LDO_VIO_CFG 0xFF75
#define LDO_VIO_SR_MASK 0xC0
#define LDO_VIO_SR_DF 0x40
#define LDO_VIO_REF_TUNE_MASK 0x30
#define LDO_VIO_REF_1V2 0x20
#define LDO_VIO_TUNE_MASK 0x07
#define LDO_VIO_1V7 0x03
#define LDO_VIO_1V8 0x04
#define LDO_VIO_3V3 0x07
#define LDO_DV12S_CFG 0xFF76
#define LDO_REF12_TUNE_MASK 0x18
#define LDO_REF12_TUNE_DF 0x10
#define LDO_D12_TUNE_MASK 0x07
#define LDO_D12_TUNE_DF 0x04
#define LDO_AV12S_CFG 0xFF77
#define LDO_AV12S_TUNE_MASK 0x07
#define LDO_AV12S_TUNE_DF 0x04
#define SD40_LDO_CTL1 0xFE7D
#define SD40_VIO_TUNE_MASK 0x70
#define SD40_VIO_TUNE_1V7 0x30
#define SD_VIO_LDO_1V8 0x40
#define SD_VIO_LDO_3V3 0x70
/* Phy register */
#define PHY_PCR 0x00
#define PHY_PCR_FORCE_CODE 0xB000
#define PHY_PCR_OOBS_CALI_50 0x0800
#define PHY_PCR_OOBS_VCM_08 0x0200
#define PHY_PCR_OOBS_SEN_90 0x0040
#define PHY_PCR_RSSI_EN 0x0002
#define PHY_PCR_RX10K 0x0001
#define PHY_RCR0 0x01
#define PHY_RCR1 0x02
#define PHY_RCR1_ADP_TIME_4 0x0400
#define PHY_RCR1_VCO_COARSE 0x001F
#define PHY_RCR1_INIT_27S 0x0A1F
#define PHY_SSCCR2 0x02
#define PHY_SSCCR2_PLL_NCODE 0x0A00
#define PHY_SSCCR2_TIME0 0x001C
#define PHY_SSCCR2_TIME2_WIDTH 0x0003
#define PHY_RCR2 0x03
#define PHY_RCR2_EMPHASE_EN 0x8000
#define PHY_RCR2_NADJR 0x4000
#define PHY_RCR2_CDR_SR_2 0x0100
#define PHY_RCR2_FREQSEL_12 0x0040
#define PHY_RCR2_CDR_SC_12P 0x0010
#define PHY_RCR2_CALIB_LATE 0x0002
#define PHY_RCR2_INIT_27S 0xC152
#define PHY_SSCCR3 0x03
#define PHY_SSCCR3_STEP_IN 0x2740
#define PHY_SSCCR3_CHECK_DELAY 0x0008
#define _PHY_ANA03 0x03
#define _PHY_ANA03_TIMER_MAX 0x2700
#define _PHY_ANA03_OOBS_DEB_EN 0x0040
#define _PHY_CMU_DEBUG_EN 0x0008
#define PHY_RTCR 0x04
#define PHY_RDR 0x05
#define PHY_RDR_RXDSEL_1_9 0x4000
#define PHY_SSC_AUTO_PWD 0x0600
#define PHY_TCR0 0x06
#define PHY_TCR1 0x07
#define PHY_TUNE 0x08
#define PHY_TUNE_TUNEREF_1_0 0x4000
#define PHY_TUNE_VBGSEL_1252 0x0C00
#define PHY_TUNE_SDBUS_33 0x0200
#define PHY_TUNE_TUNED18 0x01C0
#define PHY_TUNE_TUNED12 0X0020
#define PHY_TUNE_TUNEA12 0x0004
#define PHY_TUNE_VOLTAGE_MASK 0xFC3F
#define PHY_TUNE_VOLTAGE_3V3 0x03C0
#define PHY_TUNE_D18_1V8 0x0100
#define PHY_TUNE_D18_1V7 0x0080
#define PHY_ANA08 0x08
#define PHY_ANA08_RX_EQ_DCGAIN 0x5000
#define PHY_ANA08_SEL_RX_EN 0x0400
#define PHY_ANA08_RX_EQ_VAL 0x03C0
#define PHY_ANA08_SCP 0x0020
#define PHY_ANA08_SEL_IPI 0x0004
#define PHY_IMR 0x09
#define PHY_BPCR 0x0A
#define PHY_BPCR_IBRXSEL 0x0400
#define PHY_BPCR_IBTXSEL 0x0100
#define PHY_BPCR_IB_FILTER 0x0080
#define PHY_BPCR_CMIRROR_EN 0x0040
#define PHY_BIST 0x0B
#define PHY_RAW_L 0x0C
#define PHY_RAW_H 0x0D
#define PHY_RAW_DATA 0x0E
#define PHY_HOST_CLK_CTRL 0x0F
#define PHY_DMR 0x10
#define PHY_BACR 0x11
#define PHY_BACR_BASIC_MASK 0xFFF3
#define PHY_IER 0x12
#define PHY_BCSR 0x13
#define PHY_BPR 0x14
#define PHY_BPNR2 0x15
#define PHY_BPNR 0x16
#define PHY_BRNR2 0x17
#define PHY_BENR 0x18
#define PHY_REV 0x19
#define PHY_REV_RESV 0xE000
#define PHY_REV_RXIDLE_LATCHED 0x1000
#define PHY_REV_P1_EN 0x0800
#define PHY_REV_RXIDLE_EN 0x0400
#define PHY_REV_CLKREQ_TX_EN 0x0200
#define PHY_REV_CLKREQ_RX_EN 0x0100
#define PHY_REV_CLKREQ_DT_1_0 0x0040
#define PHY_REV_STOP_CLKRD 0x0020
#define PHY_REV_RX_PWST 0x0008
#define PHY_REV_STOP_CLKWR 0x0004
#define _PHY_REV0 0x19
#define _PHY_REV0_FILTER_OUT 0x3800
#define _PHY_REV0_CDR_BYPASS_PFD 0x0100
#define _PHY_REV0_CDR_RX_IDLE_BYPASS 0x0002
#define PHY_FLD0 0x1A
#define PHY_ANA1A 0x1A
#define PHY_ANA1A_TXR_LOOPBACK 0x2000
#define PHY_ANA1A_RXT_BIST 0x0500
#define PHY_ANA1A_TXR_BIST 0x0040
#define PHY_ANA1A_REV 0x0006
#define PHY_FLD0_INIT_27S 0x2546
#define PHY_FLD1 0x1B
#define PHY_FLD2 0x1C
#define PHY_FLD3 0x1D
#define PHY_FLD3_TIMER_4 0x0800
#define PHY_FLD3_TIMER_6 0x0020
#define PHY_FLD3_RXDELINK 0x0004
#define PHY_FLD3_INIT_27S 0x0004
#define PHY_ANA1D 0x1D
#define PHY_ANA1D_DEBUG_ADDR 0x0004
#define _PHY_FLD0 0x1D
#define _PHY_FLD0_CLK_REQ_20C 0x8000
#define _PHY_FLD0_RX_IDLE_EN 0x1000
#define _PHY_FLD0_BIT_ERR_RSTN 0x0800
#define _PHY_FLD0_BER_COUNT 0x01E0
#define _PHY_FLD0_BER_TIMER 0x001E
#define _PHY_FLD0_CHECK_EN 0x0001
#define PHY_FLD4 0x1E
#define PHY_FLD4_FLDEN_SEL 0x4000
#define PHY_FLD4_REQ_REF 0x2000
#define PHY_FLD4_RXAMP_OFF 0x1000
#define PHY_FLD4_REQ_ADDA 0x0800
#define PHY_FLD4_BER_COUNT 0x00E0
#define PHY_FLD4_BER_TIMER 0x000A
#define PHY_FLD4_BER_CHK_EN 0x0001
#define PHY_FLD4_INIT_27S 0x5C7F
#define PHY_DIG1E 0x1E
#define PHY_DIG1E_REV 0x4000
#define PHY_DIG1E_D0_X_D1 0x1000
#define PHY_DIG1E_RX_ON_HOST 0x0800
#define PHY_DIG1E_RCLK_REF_HOST 0x0400
#define PHY_DIG1E_RCLK_TX_EN_KEEP 0x0040
#define PHY_DIG1E_RCLK_TX_TERM_KEEP 0x0020
#define PHY_DIG1E_RCLK_RX_EIDLE_ON 0x0010
#define PHY_DIG1E_TX_TERM_KEEP 0x0008
#define PHY_DIG1E_RX_TERM_KEEP 0x0004
#define PHY_DIG1E_TX_EN_KEEP 0x0002
#define PHY_DIG1E_RX_EN_KEEP 0x0001
#define PHY_DUM_REG 0x1F
#define PCR_SETTING_REG1 0x724
#define PCR_SETTING_REG2 0x814
#define PCR_SETTING_REG3 0x747
#define rtsx_pci_init_cmd(pcr) ((pcr)->ci = 0)
#define RTS5227_DEVICE_ID 0x5227
#define RTS_MAX_TIMES_FREQ_REDUCTION 8
struct rtsx_pcr;
struct pcr_handle {
struct rtsx_pcr *pcr;
};
struct pcr_ops {
int (*write_phy)(struct rtsx_pcr *pcr, u8 addr, u16 val);
int (*read_phy)(struct rtsx_pcr *pcr, u8 addr, u16 *val);
int (*extra_init_hw)(struct rtsx_pcr *pcr);
int (*optimize_phy)(struct rtsx_pcr *pcr);
int (*turn_on_led)(struct rtsx_pcr *pcr);
int (*turn_off_led)(struct rtsx_pcr *pcr);
int (*enable_auto_blink)(struct rtsx_pcr *pcr);
int (*disable_auto_blink)(struct rtsx_pcr *pcr);
int (*card_power_on)(struct rtsx_pcr *pcr, int card);
int (*card_power_off)(struct rtsx_pcr *pcr, int card);
int (*switch_output_voltage)(struct rtsx_pcr *pcr,
u8 voltage);
unsigned int (*cd_deglitch)(struct rtsx_pcr *pcr);
int (*conv_clk_and_div_n)(int clk, int dir);
void (*fetch_vendor_settings)(struct rtsx_pcr *pcr);
void (*force_power_down)(struct rtsx_pcr *pcr, u8 pm_state);
};
enum PDEV_STAT {PDEV_STAT_IDLE, PDEV_STAT_RUN};
struct rtsx_pcr {
struct pci_dev *pci;
unsigned int id;
int pcie_cap;
/* pci resources */
unsigned long addr;
void __iomem *remap_addr;
int irq;
/* host reserved buffer */
void *rtsx_resv_buf;
dma_addr_t rtsx_resv_buf_addr;
void *host_cmds_ptr;
dma_addr_t host_cmds_addr;
int ci;
void *host_sg_tbl_ptr;
dma_addr_t host_sg_tbl_addr;
int sgi;
u32 bier;
char trans_result;
unsigned int card_inserted;
unsigned int card_removed;
unsigned int card_exist;
struct delayed_work carddet_work;
struct delayed_work idle_work;
spinlock_t lock;
struct mutex pcr_mutex;
struct completion *done;
struct completion *finish_me;
unsigned int cur_clock;
bool remove_pci;
bool msi_en;
#define EXTRA_CAPS_SD_SDR50 (1 << 0)
#define EXTRA_CAPS_SD_SDR104 (1 << 1)
#define EXTRA_CAPS_SD_DDR50 (1 << 2)
#define EXTRA_CAPS_MMC_HSDDR (1 << 3)
#define EXTRA_CAPS_MMC_HS200 (1 << 4)
#define EXTRA_CAPS_MMC_8BIT (1 << 5)
u32 extra_caps;
#define IC_VER_A 0
#define IC_VER_B 1
#define IC_VER_C 2
#define IC_VER_D 3
u8 ic_version;
u8 sd30_drive_sel_1v8;
u8 sd30_drive_sel_3v3;
u8 card_drive_sel;
#define ASPM_L1_EN 0x02
u8 aspm_en;
#define PCR_MS_PMOS (1 << 0)
#define PCR_REVERSE_SOCKET (1 << 1)
u32 flags;
u32 tx_initial_phase;
u32 rx_initial_phase;
const u32 *sd_pull_ctl_enable_tbl;
const u32 *sd_pull_ctl_disable_tbl;
const u32 *ms_pull_ctl_enable_tbl;
const u32 *ms_pull_ctl_disable_tbl;
const struct pcr_ops *ops;
enum PDEV_STAT state;
u16 reg_pm_ctrl3;
int num_slots;
struct rtsx_slot *slots;
u8 dma_error_count;
};
#define CHK_PCI_PID(pcr, pid) ((pcr)->pci->device == (pid))
#define PCI_VID(pcr) ((pcr)->pci->vendor)
#define PCI_PID(pcr) ((pcr)->pci->device)
#define is_version(pcr, pid, ver) \
(CHK_PCI_PID(pcr, pid) && (pcr)->ic_version == (ver))
#define pcr_dbg(pcr, fmt, arg...) \
dev_dbg(&(pcr)->pci->dev, fmt, ##arg)
#define SDR104_PHASE(val) ((val) & 0xFF)
#define SDR50_PHASE(val) (((val) >> 8) & 0xFF)
#define DDR50_PHASE(val) (((val) >> 16) & 0xFF)
#define SDR104_TX_PHASE(pcr) SDR104_PHASE((pcr)->tx_initial_phase)
#define SDR50_TX_PHASE(pcr) SDR50_PHASE((pcr)->tx_initial_phase)
#define DDR50_TX_PHASE(pcr) DDR50_PHASE((pcr)->tx_initial_phase)
#define SDR104_RX_PHASE(pcr) SDR104_PHASE((pcr)->rx_initial_phase)
#define SDR50_RX_PHASE(pcr) SDR50_PHASE((pcr)->rx_initial_phase)
#define DDR50_RX_PHASE(pcr) DDR50_PHASE((pcr)->rx_initial_phase)
#define SET_CLOCK_PHASE(sdr104, sdr50, ddr50) \
(((ddr50) << 16) | ((sdr50) << 8) | (sdr104))
void rtsx_pci_start_run(struct rtsx_pcr *pcr);
int rtsx_pci_write_register(struct rtsx_pcr *pcr, u16 addr, u8 mask, u8 data);
int rtsx_pci_read_register(struct rtsx_pcr *pcr, u16 addr, u8 *data);
int rtsx_pci_write_phy_register(struct rtsx_pcr *pcr, u8 addr, u16 val);
int rtsx_pci_read_phy_register(struct rtsx_pcr *pcr, u8 addr, u16 *val);
void rtsx_pci_stop_cmd(struct rtsx_pcr *pcr);
void rtsx_pci_add_cmd(struct rtsx_pcr *pcr,
u8 cmd_type, u16 reg_addr, u8 mask, u8 data);
void rtsx_pci_send_cmd_no_wait(struct rtsx_pcr *pcr);
int rtsx_pci_send_cmd(struct rtsx_pcr *pcr, int timeout);
int rtsx_pci_transfer_data(struct rtsx_pcr *pcr, struct scatterlist *sglist,
int num_sg, bool read, int timeout);
int rtsx_pci_dma_map_sg(struct rtsx_pcr *pcr, struct scatterlist *sglist,
int num_sg, bool read);
void rtsx_pci_dma_unmap_sg(struct rtsx_pcr *pcr, struct scatterlist *sglist,
int num_sg, bool read);
int rtsx_pci_dma_transfer(struct rtsx_pcr *pcr, struct scatterlist *sglist,
int count, bool read, int timeout);
int rtsx_pci_read_ppbuf(struct rtsx_pcr *pcr, u8 *buf, int buf_len);
int rtsx_pci_write_ppbuf(struct rtsx_pcr *pcr, u8 *buf, int buf_len);
int rtsx_pci_card_pull_ctl_enable(struct rtsx_pcr *pcr, int card);
int rtsx_pci_card_pull_ctl_disable(struct rtsx_pcr *pcr, int card);
int rtsx_pci_switch_clock(struct rtsx_pcr *pcr, unsigned int card_clock,
u8 ssc_depth, bool initial_mode, bool double_clk, bool vpclk);
int rtsx_pci_card_power_on(struct rtsx_pcr *pcr, int card);
int rtsx_pci_card_power_off(struct rtsx_pcr *pcr, int card);
int rtsx_pci_card_exclusive_check(struct rtsx_pcr *pcr, int card);
int rtsx_pci_switch_output_voltage(struct rtsx_pcr *pcr, u8 voltage);
unsigned int rtsx_pci_card_exist(struct rtsx_pcr *pcr);
void rtsx_pci_complete_unfinished_transfer(struct rtsx_pcr *pcr);
static inline u8 *rtsx_pci_get_cmd_data(struct rtsx_pcr *pcr)
{
return (u8 *)(pcr->host_cmds_ptr);
}
static inline int rtsx_pci_update_cfg_byte(struct rtsx_pcr *pcr, int addr,
u8 mask, u8 append)
{
int err;
u8 val;
err = pci_read_config_byte(pcr->pci, addr, &val);
if (err < 0)
return err;
return pci_write_config_byte(pcr->pci, addr, (val & mask) | append);
}
static inline void rtsx_pci_write_be32(struct rtsx_pcr *pcr, u16 reg, u32 val)
{
rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, reg, 0xFF, val >> 24);
rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, reg + 1, 0xFF, val >> 16);
rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, reg + 2, 0xFF, val >> 8);
rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, reg + 3, 0xFF, val);
}
static inline int rtsx_pci_update_phy(struct rtsx_pcr *pcr, u8 addr,
u16 mask, u16 append)
{
int err;
u16 val;
err = rtsx_pci_read_phy_register(pcr, addr, &val);
if (err < 0)
return err;
return rtsx_pci_write_phy_register(pcr, addr, (val & mask) | append);
}
#endif
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