arch/mips/include/asm/txx9/generic.h

   1 /*
   2  * linux/include/asm-mips/txx9/generic.h
   3  *
   4  * This file is subject to the terms and conditions of the GNU General Public
   5  * License.  See the file "COPYING" in the main directory of this archive
   6  * for more details.
   7  */
   8 #ifndef __ASM_TXX9_GENERIC_H
   9 #define __ASM_TXX9_GENERIC_H
  10
  11 #include <linux/init.h>
  12 #include <linux/ioport.h>       /* for struct resource */
  13
  14 extern struct resource txx9_ce_res[];
  15 #define TXX9_CE(n)      (unsigned long)(txx9_ce_res[(n)].start)
  16 extern unsigned int txx9_pcode;
  17 extern char txx9_pcode_str[8];
  18 void txx9_reg_res_init(unsigned int pcode, unsigned long base,
  19                        unsigned long size);
  20
  21 extern unsigned int txx9_master_clock;
  22 extern unsigned int txx9_cpu_clock;
  23 extern unsigned int txx9_gbus_clock;
  24 #define TXX9_IMCLK      (txx9_gbus_clock / 2)
  25
  26 extern int txx9_ccfg_toeon;
  27 struct uart_port;
  28 int early_serial_txx9_setup(struct uart_port *port);
  29
  30 struct pci_dev;
  31 struct txx9_board_vec {
  32         const char *system;
  33         void (*prom_init)(void);
  34         void (*mem_setup)(void);
  35         void (*irq_setup)(void);
  36         void (*time_init)(void);
  37         void (*arch_init)(void);
  38         void (*device_init)(void);
  39 #ifdef CONFIG_PCI
  40         int (*pci_map_irq)(const struct pci_dev *dev, u8 slot, u8 pin);
  41 #endif
  42 };
  43 extern struct txx9_board_vec *txx9_board_vec;
  44 extern int (*txx9_irq_dispatch)(int pending);
  45 const char *prom_getenv(const char *name);
  46 void txx9_wdt_init(unsigned long base);
  47 void txx9_wdt_now(unsigned long base);
  48 void txx9_spi_init(int busid, unsigned long base, int irq);
  49 void txx9_ethaddr_init(unsigned int id, unsigned char *ethaddr);
  50 void txx9_sio_init(unsigned long baseaddr, int irq,
  51                    unsigned int line, unsigned int sclk, int nocts);
  52 void prom_putchar(char c);
  53 #ifdef CONFIG_EARLY_PRINTK
  54 extern void (*txx9_prom_putchar)(char c);
  55 void txx9_sio_putchar_init(unsigned long baseaddr);
  56 #else
  57 static inline void txx9_sio_putchar_init(unsigned long baseaddr)
  58 {
  59 }
  60 #endif
  61
  62 struct physmap_flash_data;
  63 void txx9_physmap_flash_init(int no, unsigned long addr, unsigned long size,
  64                              const struct physmap_flash_data *pdata);
  65
  66 /* 8 bit version of __fls(): find first bit set (returns 0..7) */
  67 static inline unsigned int __fls8(unsigned char x)
  68 {
  69         int r = 7;
  70
  71         if (!(x & 0xf0)) {
  72                 r -= 4;
  73                 x <<= 4;
  74         }
  75         if (!(x & 0xc0)) {
  76                 r -= 2;
  77                 x <<= 2;
  78         }
  79         if (!(x & 0x80))
  80                 r -= 1;
  81         return r;
  82 }
  83
  84 void txx9_iocled_init(unsigned long baseaddr,
  85                       int basenum, unsigned int num, int lowactive,
  86                       const char *color, char **deftriggers);
  87
  88 /* 7SEG LED */
  89 void txx9_7segled_init(unsigned int num,
  90                        void (*putc)(unsigned int pos, unsigned char val));
  91 int txx9_7segled_putc(unsigned int pos, char c);
  92
  93 void __init txx9_aclc_init(unsigned long baseaddr, int irq,
  94                            unsigned int dmac_id,
  95                            unsigned int dma_chan_out,
  96                            unsigned int dma_chan_in);
  97 void __init txx9_sramc_init(struct resource *r);
  98
  99 #endif /* __ASM_TXX9_GENERIC_H */