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10 #ifndef _ASM_ARCH_PCMCIA
11 #define _ASM_ARCH_PCMCIA
12
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14 #include <linux/clk.h>
15 #include <linux/cpufreq.h>
16 #include <pcmcia/ss.h>
17 #include <pcmcia/cistpl.h>
18
19
20 struct device;
21 struct gpio_desc;
22 struct pcmcia_low_level;
23 struct regulator;
24
25 struct soc_pcmcia_regulator {
26 struct regulator *reg;
27 bool on;
28 };
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34 struct soc_pcmcia_socket {
35 struct pcmcia_socket socket;
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40 unsigned int nr;
41 struct clk *clk;
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45
46 const struct pcmcia_low_level *ops;
47
48 unsigned int status;
49 socket_state_t cs_state;
50
51 unsigned short spd_io[MAX_IO_WIN];
52 unsigned short spd_mem[MAX_WIN];
53 unsigned short spd_attr[MAX_WIN];
54
55 struct resource res_skt;
56 struct resource res_io;
57 struct resource res_mem;
58 struct resource res_attr;
59 void __iomem *virt_io;
60
61 struct {
62 int gpio;
63 struct gpio_desc *desc;
64 unsigned int irq;
65 const char *name;
66 } stat[6];
67 #define SOC_STAT_CD 0
68 #define SOC_STAT_BVD1 1
69 #define SOC_STAT_BVD2 2
70 #define SOC_STAT_RDY 3
71 #define SOC_STAT_VS1 4
72 #define SOC_STAT_VS2 5
73
74 struct gpio_desc *gpio_reset;
75 struct gpio_desc *gpio_bus_enable;
76 struct soc_pcmcia_regulator vcc;
77 struct soc_pcmcia_regulator vpp;
78
79 unsigned int irq_state;
80
81 #ifdef CONFIG_CPU_FREQ
82 struct notifier_block cpufreq_nb;
83 #endif
84 struct timer_list poll_timer;
85 struct list_head node;
86 void *driver_data;
87 };
88
89 struct skt_dev_info {
90 int nskt;
91 struct soc_pcmcia_socket skt[0];
92 };
93
94 struct pcmcia_state {
95 unsigned detect: 1,
96 ready: 1,
97 bvd1: 1,
98 bvd2: 1,
99 wrprot: 1,
100 vs_3v: 1,
101 vs_Xv: 1;
102 };
103
104 struct pcmcia_low_level {
105 struct module *owner;
106
107
108 int first;
109
110 int nr;
111
112 int (*hw_init)(struct soc_pcmcia_socket *);
113 void (*hw_shutdown)(struct soc_pcmcia_socket *);
114
115 void (*socket_state)(struct soc_pcmcia_socket *, struct pcmcia_state *);
116 int (*configure_socket)(struct soc_pcmcia_socket *, const socket_state_t *);
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123 void (*socket_init)(struct soc_pcmcia_socket *);
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128 void (*socket_suspend)(struct soc_pcmcia_socket *);
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134 unsigned int (*get_timing)(struct soc_pcmcia_socket *, unsigned int, unsigned int);
135 int (*set_timing)(struct soc_pcmcia_socket *);
136 int (*show_timing)(struct soc_pcmcia_socket *, char *);
137
138 #ifdef CONFIG_CPU_FREQ
139
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141
142 int (*frequency_change)(struct soc_pcmcia_socket *, unsigned long, struct cpufreq_freqs *);
143 #endif
144 };
145
146
147 struct soc_pcmcia_timing {
148 unsigned short io;
149 unsigned short mem;
150 unsigned short attr;
151 };
152
153 extern void soc_common_pcmcia_get_timing(struct soc_pcmcia_socket *, struct soc_pcmcia_timing *);
154
155 void soc_pcmcia_init_one(struct soc_pcmcia_socket *skt,
156 const struct pcmcia_low_level *ops, struct device *dev);
157 void soc_pcmcia_remove_one(struct soc_pcmcia_socket *skt);
158 int soc_pcmcia_add_one(struct soc_pcmcia_socket *skt);
159 int soc_pcmcia_request_gpiods(struct soc_pcmcia_socket *skt);
160
161 void soc_common_cf_socket_state(struct soc_pcmcia_socket *skt,
162 struct pcmcia_state *state);
163
164 int soc_pcmcia_regulator_set(struct soc_pcmcia_socket *skt,
165 struct soc_pcmcia_regulator *r, int v);
166
167 #ifdef CONFIG_PCMCIA_DEBUG
168
169 extern void soc_pcmcia_debug(struct soc_pcmcia_socket *skt, const char *func,
170 int lvl, const char *fmt, ...);
171
172 #define debug(skt, lvl, fmt, arg...) \
173 soc_pcmcia_debug(skt, __func__, lvl, fmt , ## arg)
174
175 #else
176 #define debug(skt, lvl, fmt, arg...) do { } while (0)
177 #endif
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197 #define SOC_PCMCIA_IO_ACCESS (165)
198 #define SOC_PCMCIA_5V_MEM_ACCESS (150)
199 #define SOC_PCMCIA_3V_MEM_ACCESS (300)
200 #define SOC_PCMCIA_ATTR_MEM_ACCESS (300)
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206 #define SOC_PCMCIA_POLL_PERIOD (2*HZ)
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215 #define iostschg bvd1
216 #define iospkr bvd2
217
218 #endif