xref: /openbmc/u-boot/drivers/ata/sata_sil3114.h (revision a22bbfda)
1 /*
2  * Copyright (C) Excito Elektronik i Skåne AB, All rights reserved.
3  * Author: Tor Krill <tor@excito.com>
4  *
5  * SPDX-License-Identifier:	GPL-2.0+
6  */
7 
8 #ifndef SATA_SIL3114_H
9 #define SATA_SIL3114_H
10 
11 struct sata_ioports {
12 	unsigned long cmd_addr;
13 	unsigned long data_addr;
14 	unsigned long error_addr;
15 	unsigned long feature_addr;
16 	unsigned long nsect_addr;
17 	unsigned long lbal_addr;
18 	unsigned long lbam_addr;
19 	unsigned long lbah_addr;
20 	unsigned long device_addr;
21 	unsigned long status_addr;
22 	unsigned long command_addr;
23 	unsigned long altstatus_addr;
24 	unsigned long ctl_addr;
25 	unsigned long bmdma_addr;
26 	unsigned long scr_addr;
27 };
28 
29 struct sata_port {
30 	unsigned char port_no;	/* primary=0, secondary=1       */
31 	struct sata_ioports ioaddr;	/* ATA cmd/ctl/dma reg blks     */
32 	unsigned char ctl_reg;
33 	unsigned char last_ctl;
34 	unsigned char port_state;	/* 1-port is available and      */
35 	/* 0-port is not available      */
36 	unsigned char dev_mask;
37 };
38 
39 /* Missing ata defines */
40 #define ATA_CMD_STANDBY			0xE2
41 #define ATA_CMD_STANDBYNOW1		0xE0
42 #define ATA_CMD_IDLE			0xE3
43 #define ATA_CMD_IDLEIMMEDIATE	0xE1
44 
45 /* Defines for SIL3114 chip */
46 
47 /* PCI defines */
48 #define SIL_VEND_ID		0x1095
49 #define SIL3114_DEVICE_ID	0x3114
50 
51 /* some vendor specific registers */
52 #define	VND_SYSCONFSTAT	0x88	/* System Configuration Status and Command */
53 #define VND_SYSCONFSTAT_CHN_0_INTBLOCK (1<<22)
54 #define VND_SYSCONFSTAT_CHN_1_INTBLOCK (1<<23)
55 #define VND_SYSCONFSTAT_CHN_2_INTBLOCK (1<<24)
56 #define VND_SYSCONFSTAT_CHN_3_INTBLOCK (1<<25)
57 
58 /* internal registers mapped by BAR5 */
59 /* SATA Control*/
60 #define VND_SCONTROL_CH0	0x100
61 #define VND_SCONTROL_CH1	0x180
62 #define VND_SCONTROL_CH2	0x300
63 #define VND_SCONTROL_CH3	0x380
64 
65 #define SATA_SC_IPM_T2P		(1<<16)
66 #define SATA_SC_IPM_T2S		(2<<16)
67 #define SATA_SC_SPD_1_5		(1<<4)
68 #define SATA_SC_SPD_3_0		(2<<4)
69 #define SATA_SC_DET_RST		(1)	/* ATA Reset sequence */
70 #define SATA_SC_DET_PDIS	(4)	/* PHY Disable */
71 
72 /* SATA Status */
73 #define VND_SSTATUS_CH0		0x104
74 #define VND_SSTATUS_CH1		0x184
75 #define VND_SSTATUS_CH2		0x304
76 #define VND_SSTATUS_CH3		0x384
77 
78 #define SATA_SS_IPM_ACTIVE	(1<<8)
79 #define SATA_SS_IPM_PARTIAL	(2<<8)
80 #define SATA_SS_IPM_SLUMBER	(6<<8)
81 #define SATA_SS_SPD_1_5		(1<<4)
82 #define SATA_SS_SPD_3_0		(2<<4)
83 #define SATA_DET_P_NOPHY	(1)	/* Device presence but no PHY connection established */
84 #define SATA_DET_PRES		(3)	/* Device presence and active PHY */
85 #define SATA_DET_OFFLINE	(4)	/* Device offline or in loopback mode */
86 
87 /* Task file registers in BAR5 mapping */
88 #define VND_TF0_CH0			0x80
89 #define VND_TF0_CH1			0xc0
90 #define VND_TF0_CH2			0x280
91 #define VND_TF0_CH3			0x2c0
92 #define VND_TF1_CH0			0x88
93 #define VND_TF1_CH1			0xc8
94 #define VND_TF1_CH2			0x288
95 #define VND_TF1_CH3			0x2c8
96 #define VND_TF2_CH0			0x88
97 #define VND_TF2_CH1			0xc8
98 #define VND_TF2_CH2			0x288
99 #define VND_TF2_CH3			0x2c8
100 
101 #define VND_BMDMA_CH0		0x00
102 #define VND_BMDMA_CH1		0x08
103 #define VND_BMDMA_CH2		0x200
104 #define VND_BMDMA_CH3		0x208
105 #define VND_BMDMA2_CH0		0x10
106 #define VND_BMDMA2_CH1		0x18
107 #define VND_BMDMA2_CH2		0x210
108 #define VND_BMDMA2_CH3		0x218
109 
110 /* FIFO control */
111 #define	VND_FIFOCFG_CH0		0x40
112 #define	VND_FIFOCFG_CH1		0x44
113 #define	VND_FIFOCFG_CH2		0x240
114 #define	VND_FIFOCFG_CH3		0x244
115 
116 /* Task File configuration and status */
117 #define VND_TF_CNST_CH0		0xa0
118 #define VND_TF_CNST_CH1		0xe0
119 #define VND_TF_CNST_CH2		0x2a0
120 #define VND_TF_CNST_CH3		0x2e0
121 
122 #define VND_TF_CNST_BFCMD	(1<<1)
123 #define VND_TF_CNST_CHNRST	(1<<2)
124 #define VND_TF_CNST_VDMA	(1<<10)
125 #define VND_TF_CNST_INTST	(1<<11)
126 #define VND_TF_CNST_WDTO	(1<<12)
127 #define VND_TF_CNST_WDEN	(1<<13)
128 #define VND_TF_CNST_WDIEN	(1<<14)
129 
130 /* for testing */
131 #define VND_SSDR			0x04c	/* System Software Data Register */
132 #define VND_FMACS			0x050	/* Flash Memory Address control and status */
133 
134 #endif
135