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1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef __SDHCI_PCI_H
3#define __SDHCI_PCI_H
4
5/*
6 * PCI device IDs, sub IDs
7 */
8
9#define PCI_DEVICE_ID_O2_SDS0 0x8420
10#define PCI_DEVICE_ID_O2_SDS1 0x8421
11#define PCI_DEVICE_ID_O2_FUJIN2 0x8520
12#define PCI_DEVICE_ID_O2_SEABIRD0 0x8620
13#define PCI_DEVICE_ID_O2_SEABIRD1 0x8621
14
15#define PCI_DEVICE_ID_INTEL_PCH_SDIO0 0x8809
16#define PCI_DEVICE_ID_INTEL_PCH_SDIO1 0x880a
17#define PCI_DEVICE_ID_INTEL_BYT_EMMC 0x0f14
18#define PCI_DEVICE_ID_INTEL_BYT_SDIO 0x0f15
19#define PCI_DEVICE_ID_INTEL_BYT_SD 0x0f16
20#define PCI_DEVICE_ID_INTEL_BYT_EMMC2 0x0f50
21#define PCI_DEVICE_ID_INTEL_BSW_EMMC 0x2294
22#define PCI_DEVICE_ID_INTEL_BSW_SDIO 0x2295
23#define PCI_DEVICE_ID_INTEL_BSW_SD 0x2296
24#define PCI_DEVICE_ID_INTEL_MRFLD_MMC 0x1190
25#define PCI_DEVICE_ID_INTEL_CLV_SDIO0 0x08f9
26#define PCI_DEVICE_ID_INTEL_CLV_SDIO1 0x08fa
27#define PCI_DEVICE_ID_INTEL_CLV_SDIO2 0x08fb
28#define PCI_DEVICE_ID_INTEL_CLV_EMMC0 0x08e5
29#define PCI_DEVICE_ID_INTEL_CLV_EMMC1 0x08e6
30#define PCI_DEVICE_ID_INTEL_QRK_SD 0x08A7
31#define PCI_DEVICE_ID_INTEL_SPT_EMMC 0x9d2b
32#define PCI_DEVICE_ID_INTEL_SPT_SDIO 0x9d2c
33#define PCI_DEVICE_ID_INTEL_SPT_SD 0x9d2d
34#define PCI_DEVICE_ID_INTEL_DNV_EMMC 0x19db
35#define PCI_DEVICE_ID_INTEL_CDF_EMMC 0x18db
36#define PCI_DEVICE_ID_INTEL_BXT_SD 0x0aca
37#define PCI_DEVICE_ID_INTEL_BXT_EMMC 0x0acc
38#define PCI_DEVICE_ID_INTEL_BXT_SDIO 0x0ad0
39#define PCI_DEVICE_ID_INTEL_BXTM_SD 0x1aca
40#define PCI_DEVICE_ID_INTEL_BXTM_EMMC 0x1acc
41#define PCI_DEVICE_ID_INTEL_BXTM_SDIO 0x1ad0
42#define PCI_DEVICE_ID_INTEL_APL_SD 0x5aca
43#define PCI_DEVICE_ID_INTEL_APL_EMMC 0x5acc
44#define PCI_DEVICE_ID_INTEL_APL_SDIO 0x5ad0
45#define PCI_DEVICE_ID_INTEL_GLK_SD 0x31ca
46#define PCI_DEVICE_ID_INTEL_GLK_EMMC 0x31cc
47#define PCI_DEVICE_ID_INTEL_GLK_SDIO 0x31d0
48#define PCI_DEVICE_ID_INTEL_CNP_EMMC 0x9dc4
49#define PCI_DEVICE_ID_INTEL_CNP_SD 0x9df5
50#define PCI_DEVICE_ID_INTEL_CNPH_SD 0xa375
51#define PCI_DEVICE_ID_INTEL_ICP_EMMC 0x34c4
52#define PCI_DEVICE_ID_INTEL_ICP_SD 0x34f8
53#define PCI_DEVICE_ID_INTEL_EHL_EMMC 0x4b47
54#define PCI_DEVICE_ID_INTEL_EHL_SD 0x4b48
55#define PCI_DEVICE_ID_INTEL_CML_EMMC 0x02c4
56#define PCI_DEVICE_ID_INTEL_CML_SD 0x02f5
57#define PCI_DEVICE_ID_INTEL_CMLH_SD 0x06f5
58#define PCI_DEVICE_ID_INTEL_JSL_EMMC 0x4dc4
59#define PCI_DEVICE_ID_INTEL_JSL_SD 0x4df8
60#define PCI_DEVICE_ID_INTEL_LKF_EMMC 0x98c4
61#define PCI_DEVICE_ID_INTEL_LKF_SD 0x98f8
62
63#define PCI_DEVICE_ID_SYSKONNECT_8000 0x8000
64#define PCI_DEVICE_ID_VIA_95D0 0x95d0
65#define PCI_DEVICE_ID_REALTEK_5250 0x5250
66
67#define PCI_SUBDEVICE_ID_NI_7884 0x7884
68#define PCI_SUBDEVICE_ID_NI_78E3 0x78e3
69
70#define PCI_VENDOR_ID_ARASAN 0x16e6
71#define PCI_DEVICE_ID_ARASAN_PHY_EMMC 0x0670
72
73#define PCI_DEVICE_ID_SYNOPSYS_DWC_MSHC 0xc202
74
75#define PCI_DEVICE_ID_GLI_9755 0x9755
76#define PCI_DEVICE_ID_GLI_9750 0x9750
77#define PCI_DEVICE_ID_GLI_9763E 0xe763
78
79/*
80 * PCI device class and mask
81 */
82
83#define SYSTEM_SDHCI (PCI_CLASS_SYSTEM_SDHCI << 8)
84#define PCI_CLASS_MASK 0xFFFF00
85
86/*
87 * Macros for PCI device-description
88 */
89
90#define _PCI_VEND(vend) PCI_VENDOR_ID_##vend
91#define _PCI_DEV(vend, dev) PCI_DEVICE_ID_##vend##_##dev
92#define _PCI_SUBDEV(subvend, subdev) PCI_SUBDEVICE_ID_##subvend##_##subdev
93
94#define SDHCI_PCI_DEVICE(vend, dev, cfg) { \
95 .vendor = _PCI_VEND(vend), .device = _PCI_DEV(vend, dev), \
96 .subvendor = PCI_ANY_ID, .subdevice = PCI_ANY_ID, \
97 .driver_data = (kernel_ulong_t)&(sdhci_##cfg) \
98}
99
100#define SDHCI_PCI_SUBDEVICE(vend, dev, subvend, subdev, cfg) { \
101 .vendor = _PCI_VEND(vend), .device = _PCI_DEV(vend, dev), \
102 .subvendor = _PCI_VEND(subvend), \
103 .subdevice = _PCI_SUBDEV(subvend, subdev), \
104 .driver_data = (kernel_ulong_t)&(sdhci_##cfg) \
105}
106
107#define SDHCI_PCI_DEVICE_CLASS(vend, cl, cl_msk, cfg) { \
108 .vendor = _PCI_VEND(vend), .device = PCI_ANY_ID, \
109 .subvendor = PCI_ANY_ID, .subdevice = PCI_ANY_ID, \
110 .class = (cl), .class_mask = (cl_msk), \
111 .driver_data = (kernel_ulong_t)&(sdhci_##cfg) \
112}
113
114/*
115 * PCI registers
116 */
117
118#define PCI_SDHCI_IFPIO 0x00
119#define PCI_SDHCI_IFDMA 0x01
120#define PCI_SDHCI_IFVENDOR 0x02
121
122#define PCI_SLOT_INFO 0x40 /* 8 bits */
123#define PCI_SLOT_INFO_SLOTS(x) ((x >> 4) & 7)
124#define PCI_SLOT_INFO_FIRST_BAR_MASK 0x07
125
126#define MAX_SLOTS 8
127
128struct sdhci_pci_chip;
129struct sdhci_pci_slot;
130
131struct sdhci_pci_fixes {
132 unsigned int quirks;
133 unsigned int quirks2;
134 bool allow_runtime_pm;
135 bool own_cd_for_runtime_pm;
136
137 int (*probe) (struct sdhci_pci_chip *);
138
139 int (*probe_slot) (struct sdhci_pci_slot *);
140 int (*add_host) (struct sdhci_pci_slot *);
141 void (*remove_slot) (struct sdhci_pci_slot *, int);
142
143#ifdef CONFIG_PM_SLEEP
144 int (*suspend) (struct sdhci_pci_chip *);
145 int (*resume) (struct sdhci_pci_chip *);
146#endif
147#ifdef CONFIG_PM
148 int (*runtime_suspend) (struct sdhci_pci_chip *);
149 int (*runtime_resume) (struct sdhci_pci_chip *);
150#endif
151
152 const struct sdhci_ops *ops;
153 size_t priv_size;
154};
155
156struct sdhci_pci_slot {
157 struct sdhci_pci_chip *chip;
158 struct sdhci_host *host;
159 struct sdhci_pci_data *data;
160
161 int rst_n_gpio;
162 int cd_gpio;
163 int cd_irq;
164
165 int cd_idx;
166 bool cd_override_level;
167
168 void (*hw_reset)(struct sdhci_host *host);
169 unsigned long private[] ____cacheline_aligned;
170};
171
172struct sdhci_pci_chip {
173 struct pci_dev *pdev;
174
175 unsigned int quirks;
176 unsigned int quirks2;
177 bool allow_runtime_pm;
178 bool pm_retune;
179 bool rpm_retune;
180 const struct sdhci_pci_fixes *fixes;
181
182 int num_slots; /* Slots on controller */
183 struct sdhci_pci_slot *slots[MAX_SLOTS]; /* Pointers to host slots */
184};
185
186static inline void *sdhci_pci_priv(struct sdhci_pci_slot *slot)
187{
188 return (void *)slot->private;
189}
190
191#ifdef CONFIG_PM_SLEEP
192int sdhci_pci_resume_host(struct sdhci_pci_chip *chip);
193#endif
194int sdhci_pci_enable_dma(struct sdhci_host *host);
195
196extern const struct sdhci_pci_fixes sdhci_arasan;
197extern const struct sdhci_pci_fixes sdhci_snps;
198extern const struct sdhci_pci_fixes sdhci_o2;
199extern const struct sdhci_pci_fixes sdhci_gl9750;
200extern const struct sdhci_pci_fixes sdhci_gl9755;
201extern const struct sdhci_pci_fixes sdhci_gl9763e;
202
203#endif /* __SDHCI_PCI_H */