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      1 /*
      2  * Copyright (c) 2017, ARM Limited and Contributors. All rights reserved.
      3  *
      4  * SPDX-License-Identifier: BSD-3-Clause
      5  */
      6 
      7 #ifndef __DW_UFS_H__
      8 #define __DW_UFS_H__
      9 
     10 #include <sys/types.h>
     11 
     12 /* Bus Throtting */
     13 #define BUSTHRTL				0xC0
     14 /* Outstanding OCP Requests */
     15 #define OOCPR					0xC4
     16 /* Fatal Error Interrupt Enable */
     17 #define FEIE					0xC8
     18 /* C-Port Direct Access Configuration register */
     19 #define CDACFG					0xD0
     20 /* C-Port Direct Access Transmit 1 register */
     21 #define CDATX1					0xD4
     22 /* C-Port Direct Access Transmit 2 register */
     23 #define CDATX2					0xD8
     24 /* C-Port Direct Access Receive 1 register */
     25 #define CDARX1					0xDC
     26 /* C-Port Direct Access Receive 2 register */
     27 #define CDARX2					0xE0
     28 /* C-Port Direct Access Status register */
     29 #define CDASTA					0xE4
     30 /* UPIU Loopback Configuration register */
     31 #define LBMCFG					0xF0
     32 /* UPIU Loopback Status */
     33 #define LBMSTA					0xF4
     34 /* Debug register */
     35 #define DBG					0xF8
     36 /* HClk Divider register */
     37 #define HCLKDIV					0xFC
     38 
     39 #define TX_HIBERN8TIME_CAP_OFFSET		0x000F
     40 #define TX_FSM_STATE_OFFSET			0x0041
     41 #define TX_FSM_STATE_LINE_RESET			7
     42 #define TX_FSM_STATE_LINE_CFG			6
     43 #define TX_FSM_STATE_HS_BURST			5
     44 #define TX_FSM_STATE_LS_BURST			4
     45 #define TX_FSM_STATE_STALL			3
     46 #define TX_FSM_STATE_SLEEP			2
     47 #define TX_FSM_STATE_HIBERN8			1
     48 #define TX_FSM_STATE_DISABLE			0
     49 
     50 #define RX_MIN_ACTIVATETIME_CAP_OFFSET		0x008F
     51 #define RX_HS_G2_SYNC_LENGTH_CAP_OFFSET		0x0094
     52 #define RX_HS_G3_SYNC_LENGTH_CAP_OFFSET		0x0095
     53 
     54 #define PA_AVAIL_TX_DATA_LANES_OFFSET		0x1520
     55 #define PA_TX_SKIP_OFFSET			0x155C
     56 #define PA_TX_SKIP_PERIOD_OFFSET		0x155D
     57 #define PA_LOCAL_TX_LCC_ENABLE_OFFSET		0x155E
     58 #define PA_ACTIVE_TX_DATA_LANES_OFFSET		0x1560
     59 #define PA_CONNECTED_TX_DATA_LANES_OFFSET	0x1561
     60 #define PA_TX_TRAILING_CLOCKS_OFFSET		0x1564
     61 #define PA_TX_GEAR_OFFSET			0x1568
     62 #define PA_TX_TERMINATION_OFFSET		0x1569
     63 #define PA_HS_SERIES_OFFSET			0x156A
     64 #define PA_PWR_MODE_OFFSET			0x1571
     65 #define PA_ACTIVE_RX_DATA_LANES_OFFSET		0x1580
     66 #define PA_CONNECTED_RX_DATA_LANES_OFFSET	0x1581
     67 #define PA_RX_PWR_STATUS_OFFSET			0x1582
     68 #define PA_RX_GEAR_OFFSET			0x1583
     69 #define PA_RX_TERMINATION_OFFSET		0x1584
     70 #define PA_SCRAMBLING_OFFSET			0x1585
     71 #define PA_MAX_RX_PWM_GEAR_OFFSET		0x1586
     72 #define PA_MAX_RX_HS_GEAR_OFFSET		0x1587
     73 #define PA_PACP_REQ_TIMEOUT_OFFSET		0x1590
     74 #define PA_PACP_REQ_EOB_TIMEOUT_OFFSET		0x1591
     75 #define PA_REMOTE_VER_INFO_OFFSET		0x15A0
     76 #define PA_LOGICAL_LANE_MAP_OFFSET		0x15A1
     77 #define PA_TACTIVATE_OFFSET			0x15A8
     78 #define PA_PWR_MODE_USER_DATA0_OFFSET		0x15B0
     79 #define PA_PWR_MODE_USER_DATA1_OFFSET		0x15B1
     80 #define PA_PWR_MODE_USER_DATA2_OFFSET		0x15B2
     81 #define PA_PWR_MODE_USER_DATA3_OFFSET		0x15B3
     82 #define PA_PWR_MODE_USER_DATA4_OFFSET		0x15B4
     83 #define PA_PWR_MODE_USER_DATA5_OFFSET		0x15B5
     84 
     85 #define DL_TC0_TX_FC_THRESHOLD_OFFSET		0x2040
     86 #define DL_AFC0_CREDIT_THRESHOLD_OFFSET		0x2044
     87 #define DL_TC0_OUT_ACK_THRESHOLD_OFFSET		0x2045
     88 
     89 #define DME_FC0_PROTECTION_TIMEOUT_OFFSET	0xD041
     90 #define DME_TC0_REPLAY_TIMEOUT_OFFSET		0xD042
     91 #define DME_AFC0_REQ_TIMEOUT_OFFSET		0xD043
     92 #define DME_FC1_PROTECTION_TIMEOUT_OFFSET	0xD044
     93 #define DME_TC1_REPLAY_TIMEOUT_OFFSET		0xD045
     94 #define DME_AFC1_REQ_TIMEOUT_OFFSET		0xD046
     95 
     96 #define VS_MPHY_CFG_UPDT_OFFSET			0xD085
     97 #define VS_MK2_EXTN_SUPPORT_OFFSET		0xD0AB
     98 #define VS_MPHY_DISABLE_OFFSET			0xD0C1
     99 #define VS_MPHY_DISABLE_MPHYDIS			(1 << 0)
    100 
    101 typedef struct dw_ufs_params {
    102 	uintptr_t		reg_base;
    103 	uintptr_t		desc_base;
    104 	size_t			desc_size;
    105 	unsigned long		flags;
    106 } dw_ufs_params_t;
    107 
    108 int dw_ufs_init(dw_ufs_params_t *params);
    109 
    110 #endif /* __DW_UFS_H__ */
    111