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Linux/include/linux/ssb/ssb_driver_mips.h

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  1 /* SPDX-License-Identifier: GPL-2.0 */
  2 #ifndef LINUX_SSB_MIPSCORE_H_
  3 #define LINUX_SSB_MIPSCORE_H_
  4 
  5 #ifdef CONFIG_SSB_DRIVER_MIPS
  6 
  7 struct ssb_device;
  8 
  9 struct ssb_serial_port {
 10         void *regs;
 11         unsigned long clockspeed;
 12         unsigned int irq;
 13         unsigned int baud_base;
 14         unsigned int reg_shift;
 15 };
 16 
 17 struct ssb_pflash {
 18         bool present;
 19         u8 buswidth;
 20         u32 window;
 21         u32 window_size;
 22 };
 23 
 24 #ifdef CONFIG_SSB_SFLASH
 25 struct ssb_sflash {
 26         bool present;
 27         u32 window;
 28         u32 blocksize;
 29         u16 numblocks;
 30         u32 size;
 31 
 32         void *priv;
 33 };
 34 #endif
 35 
 36 struct ssb_mipscore {
 37         struct ssb_device *dev;
 38 
 39         int nr_serial_ports;
 40         struct ssb_serial_port serial_ports[4];
 41 
 42         struct ssb_pflash pflash;
 43 #ifdef CONFIG_SSB_SFLASH
 44         struct ssb_sflash sflash;
 45 #endif
 46 };
 47 
 48 extern void ssb_mipscore_init(struct ssb_mipscore *mcore);
 49 extern u32 ssb_cpu_clock(struct ssb_mipscore *mcore);
 50 
 51 extern unsigned int ssb_mips_irq(struct ssb_device *dev);
 52 
 53 
 54 #else /* CONFIG_SSB_DRIVER_MIPS */
 55 
 56 struct ssb_mipscore {
 57 };
 58 
 59 static inline
 60 void ssb_mipscore_init(struct ssb_mipscore *mcore)
 61 {
 62 }
 63 
 64 static inline unsigned int ssb_mips_irq(struct ssb_device *dev)
 65 {
 66         return 0;
 67 }
 68 
 69 #endif /* CONFIG_SSB_DRIVER_MIPS */
 70 
 71 #endif /* LINUX_SSB_MIPSCORE_H_ */
 72 

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