xref: /openbmc/linux/drivers/bcma/bcma_private.h (revision 65417d9f)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef LINUX_BCMA_PRIVATE_H_
3 #define LINUX_BCMA_PRIVATE_H_
4 
5 #ifndef pr_fmt
6 #define pr_fmt(fmt)		KBUILD_MODNAME ": " fmt
7 #endif
8 
9 #include <linux/bcma/bcma.h>
10 #include <linux/delay.h>
11 
12 #define bcma_err(bus, fmt, ...) \
13 	pr_err("bus%d: " fmt, (bus)->num, ##__VA_ARGS__)
14 #define bcma_warn(bus, fmt, ...) \
15 	pr_warn("bus%d: " fmt, (bus)->num, ##__VA_ARGS__)
16 #define bcma_info(bus, fmt, ...) \
17 	pr_info("bus%d: " fmt, (bus)->num, ##__VA_ARGS__)
18 #define bcma_debug(bus, fmt, ...) \
19 	pr_debug("bus%d: " fmt, (bus)->num, ##__VA_ARGS__)
20 
21 struct bcma_bus;
22 
23 /* main.c */
24 bool bcma_wait_value(struct bcma_device *core, u16 reg, u32 mask, u32 value,
25 		     int timeout);
26 void bcma_prepare_core(struct bcma_bus *bus, struct bcma_device *core);
27 void bcma_init_bus(struct bcma_bus *bus);
28 void bcma_unregister_cores(struct bcma_bus *bus);
29 int bcma_bus_register(struct bcma_bus *bus);
30 void bcma_bus_unregister(struct bcma_bus *bus);
31 int __init bcma_bus_early_register(struct bcma_bus *bus);
32 #ifdef CONFIG_PM
33 int bcma_bus_suspend(struct bcma_bus *bus);
34 int bcma_bus_resume(struct bcma_bus *bus);
35 #endif
36 struct device *bcma_bus_get_host_dev(struct bcma_bus *bus);
37 
38 /* scan.c */
39 void bcma_detect_chip(struct bcma_bus *bus);
40 int bcma_bus_scan(struct bcma_bus *bus);
41 
42 /* sprom.c */
43 int bcma_sprom_get(struct bcma_bus *bus);
44 
45 /* driver_chipcommon.c */
46 void bcma_core_chipcommon_early_init(struct bcma_drv_cc *cc);
47 void bcma_core_chipcommon_init(struct bcma_drv_cc *cc);
48 void bcma_chipco_bcm4331_ext_pa_lines_ctl(struct bcma_drv_cc *cc, bool enable);
49 #ifdef CONFIG_BCMA_DRIVER_MIPS
50 void bcma_chipco_serial_init(struct bcma_drv_cc *cc);
51 #endif /* CONFIG_BCMA_DRIVER_MIPS */
52 
53 /* driver_chipcommon_b.c */
54 int bcma_core_chipcommon_b_init(struct bcma_drv_cc_b *ccb);
55 void bcma_core_chipcommon_b_free(struct bcma_drv_cc_b *ccb);
56 
57 /* driver_chipcommon_pmu.c */
58 void bcma_pmu_early_init(struct bcma_drv_cc *cc);
59 void bcma_pmu_init(struct bcma_drv_cc *cc);
60 u32 bcma_pmu_get_alp_clock(struct bcma_drv_cc *cc);
61 u32 bcma_pmu_get_cpu_clock(struct bcma_drv_cc *cc);
62 
63 /**************************************************
64  * driver_chipcommon_sflash.c
65  **************************************************/
66 
67 #ifdef CONFIG_BCMA_PFLASH
68 extern struct platform_device bcma_pflash_dev;
69 int bcma_pflash_init(struct bcma_drv_cc *cc);
70 #else
71 static inline int bcma_pflash_init(struct bcma_drv_cc *cc)
72 {
73 	bcma_err(cc->core->bus, "Parallel flash not supported\n");
74 	return 0;
75 }
76 #endif /* CONFIG_BCMA_PFLASH */
77 
78 #ifdef CONFIG_BCMA_SFLASH
79 /* driver_chipcommon_sflash.c */
80 int bcma_sflash_init(struct bcma_drv_cc *cc);
81 extern struct platform_device bcma_sflash_dev;
82 #else
83 static inline int bcma_sflash_init(struct bcma_drv_cc *cc)
84 {
85 	bcma_err(cc->core->bus, "Serial flash not supported\n");
86 	return 0;
87 }
88 #endif /* CONFIG_BCMA_SFLASH */
89 
90 #ifdef CONFIG_BCMA_NFLASH
91 /* driver_chipcommon_nflash.c */
92 int bcma_nflash_init(struct bcma_drv_cc *cc);
93 extern struct platform_device bcma_nflash_dev;
94 #else
95 static inline int bcma_nflash_init(struct bcma_drv_cc *cc)
96 {
97 	bcma_err(cc->core->bus, "NAND flash not supported\n");
98 	return 0;
99 }
100 #endif /* CONFIG_BCMA_NFLASH */
101 
102 #ifdef CONFIG_BCMA_HOST_PCI
103 /* host_pci.c */
104 extern int __init bcma_host_pci_init(void);
105 extern void __exit bcma_host_pci_exit(void);
106 #endif /* CONFIG_BCMA_HOST_PCI */
107 
108 /* host_soc.c */
109 #if defined(CONFIG_BCMA_HOST_SOC) && defined(CONFIG_OF)
110 extern int __init bcma_host_soc_register_driver(void);
111 extern void __exit bcma_host_soc_unregister_driver(void);
112 #else
113 static inline int __init bcma_host_soc_register_driver(void)
114 {
115 	return 0;
116 }
117 static inline void __exit bcma_host_soc_unregister_driver(void)
118 {
119 }
120 #endif /* CONFIG_BCMA_HOST_SOC && CONFIG_OF */
121 
122 /* driver_pci.c */
123 #ifdef CONFIG_BCMA_DRIVER_PCI
124 u32 bcma_pcie_read(struct bcma_drv_pci *pc, u32 address);
125 void bcma_core_pci_early_init(struct bcma_drv_pci *pc);
126 void bcma_core_pci_init(struct bcma_drv_pci *pc);
127 void bcma_core_pci_up(struct bcma_drv_pci *pc);
128 void bcma_core_pci_down(struct bcma_drv_pci *pc);
129 #else
130 static inline void bcma_core_pci_early_init(struct bcma_drv_pci *pc)
131 {
132 	WARN_ON(pc->core->bus->hosttype == BCMA_HOSTTYPE_PCI);
133 }
134 static inline void bcma_core_pci_init(struct bcma_drv_pci *pc)
135 {
136 	/* Initialization is required for PCI hosted bus */
137 	WARN_ON(pc->core->bus->hosttype == BCMA_HOSTTYPE_PCI);
138 }
139 #endif
140 
141 /* driver_pcie2.c */
142 #ifdef CONFIG_BCMA_DRIVER_PCI
143 void bcma_core_pcie2_init(struct bcma_drv_pcie2 *pcie2);
144 void bcma_core_pcie2_up(struct bcma_drv_pcie2 *pcie2);
145 #else
146 static inline void bcma_core_pcie2_init(struct bcma_drv_pcie2 *pcie2)
147 {
148 	/* Initialization is required for PCI hosted bus */
149 	WARN_ON(pcie2->core->bus->hosttype == BCMA_HOSTTYPE_PCI);
150 }
151 #endif
152 
153 extern int bcma_chipco_watchdog_register(struct bcma_drv_cc *cc);
154 
155 #ifdef CONFIG_BCMA_DRIVER_PCI_HOSTMODE
156 bool bcma_core_pci_is_in_hostmode(struct bcma_drv_pci *pc);
157 void bcma_core_pci_hostmode_init(struct bcma_drv_pci *pc);
158 #else
159 static inline bool bcma_core_pci_is_in_hostmode(struct bcma_drv_pci *pc)
160 {
161 	return false;
162 }
163 static inline void bcma_core_pci_hostmode_init(struct bcma_drv_pci *pc)
164 {
165 }
166 #endif /* CONFIG_BCMA_DRIVER_PCI_HOSTMODE */
167 
168 /**************************************************
169  * driver_mips.c
170  **************************************************/
171 
172 #ifdef CONFIG_BCMA_DRIVER_MIPS
173 unsigned int bcma_core_mips_irq(struct bcma_device *dev);
174 void bcma_core_mips_early_init(struct bcma_drv_mips *mcore);
175 void bcma_core_mips_init(struct bcma_drv_mips *mcore);
176 #else
177 static inline unsigned int bcma_core_mips_irq(struct bcma_device *dev)
178 {
179 	return 0;
180 }
181 static inline void bcma_core_mips_early_init(struct bcma_drv_mips *mcore)
182 {
183 }
184 static inline void bcma_core_mips_init(struct bcma_drv_mips *mcore)
185 {
186 }
187 #endif
188 
189 /**************************************************
190  * driver_gmac_cmn.c
191  **************************************************/
192 
193 #ifdef CONFIG_BCMA_DRIVER_GMAC_CMN
194 void bcma_core_gmac_cmn_init(struct bcma_drv_gmac_cmn *gc);
195 #else
196 static inline void bcma_core_gmac_cmn_init(struct bcma_drv_gmac_cmn *gc)
197 {
198 }
199 #endif
200 
201 #ifdef CONFIG_BCMA_DRIVER_GPIO
202 /* driver_gpio.c */
203 int bcma_gpio_init(struct bcma_drv_cc *cc);
204 int bcma_gpio_unregister(struct bcma_drv_cc *cc);
205 #else
206 static inline int bcma_gpio_init(struct bcma_drv_cc *cc)
207 {
208 	return -ENOTSUPP;
209 }
210 static inline int bcma_gpio_unregister(struct bcma_drv_cc *cc)
211 {
212 	return 0;
213 }
214 #endif /* CONFIG_BCMA_DRIVER_GPIO */
215 
216 #endif
217