1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun * linux/include/asm-mips/txx9/generic.h
3*4882a593Smuzhiyun *
4*4882a593Smuzhiyun * This file is subject to the terms and conditions of the GNU General Public
5*4882a593Smuzhiyun * License. See the file "COPYING" in the main directory of this archive
6*4882a593Smuzhiyun * for more details.
7*4882a593Smuzhiyun */
8*4882a593Smuzhiyun #ifndef __ASM_TXX9_GENERIC_H
9*4882a593Smuzhiyun #define __ASM_TXX9_GENERIC_H
10*4882a593Smuzhiyun
11*4882a593Smuzhiyun #include <linux/init.h>
12*4882a593Smuzhiyun #include <linux/ioport.h> /* for struct resource */
13*4882a593Smuzhiyun
14*4882a593Smuzhiyun extern struct resource txx9_ce_res[];
15*4882a593Smuzhiyun #define TXX9_CE(n) (unsigned long)(txx9_ce_res[(n)].start)
16*4882a593Smuzhiyun extern unsigned int txx9_pcode;
17*4882a593Smuzhiyun extern char txx9_pcode_str[8];
18*4882a593Smuzhiyun void txx9_reg_res_init(unsigned int pcode, unsigned long base,
19*4882a593Smuzhiyun unsigned long size);
20*4882a593Smuzhiyun
21*4882a593Smuzhiyun extern unsigned int txx9_master_clock;
22*4882a593Smuzhiyun extern unsigned int txx9_cpu_clock;
23*4882a593Smuzhiyun extern unsigned int txx9_gbus_clock;
24*4882a593Smuzhiyun #define TXX9_IMCLK (txx9_gbus_clock / 2)
25*4882a593Smuzhiyun
26*4882a593Smuzhiyun extern int txx9_ccfg_toeon;
27*4882a593Smuzhiyun struct uart_port;
28*4882a593Smuzhiyun int early_serial_txx9_setup(struct uart_port *port);
29*4882a593Smuzhiyun
30*4882a593Smuzhiyun struct pci_dev;
31*4882a593Smuzhiyun struct txx9_board_vec {
32*4882a593Smuzhiyun const char *system;
33*4882a593Smuzhiyun void (*prom_init)(void);
34*4882a593Smuzhiyun void (*mem_setup)(void);
35*4882a593Smuzhiyun void (*irq_setup)(void);
36*4882a593Smuzhiyun void (*time_init)(void);
37*4882a593Smuzhiyun void (*arch_init)(void);
38*4882a593Smuzhiyun void (*device_init)(void);
39*4882a593Smuzhiyun #ifdef CONFIG_PCI
40*4882a593Smuzhiyun int (*pci_map_irq)(const struct pci_dev *dev, u8 slot, u8 pin);
41*4882a593Smuzhiyun #endif
42*4882a593Smuzhiyun };
43*4882a593Smuzhiyun extern struct txx9_board_vec *txx9_board_vec;
44*4882a593Smuzhiyun extern int (*txx9_irq_dispatch)(int pending);
45*4882a593Smuzhiyun const char *prom_getenv(const char *name);
46*4882a593Smuzhiyun void txx9_wdt_init(unsigned long base);
47*4882a593Smuzhiyun void txx9_wdt_now(unsigned long base);
48*4882a593Smuzhiyun void txx9_spi_init(int busid, unsigned long base, int irq);
49*4882a593Smuzhiyun void txx9_ethaddr_init(unsigned int id, unsigned char *ethaddr);
50*4882a593Smuzhiyun void txx9_sio_init(unsigned long baseaddr, int irq,
51*4882a593Smuzhiyun unsigned int line, unsigned int sclk, int nocts);
52*4882a593Smuzhiyun #ifdef CONFIG_EARLY_PRINTK
53*4882a593Smuzhiyun extern void (*txx9_prom_putchar)(char c);
54*4882a593Smuzhiyun void txx9_sio_putchar_init(unsigned long baseaddr);
55*4882a593Smuzhiyun #else
txx9_sio_putchar_init(unsigned long baseaddr)56*4882a593Smuzhiyun static inline void txx9_sio_putchar_init(unsigned long baseaddr)
57*4882a593Smuzhiyun {
58*4882a593Smuzhiyun }
59*4882a593Smuzhiyun #endif
60*4882a593Smuzhiyun
61*4882a593Smuzhiyun struct physmap_flash_data;
62*4882a593Smuzhiyun void txx9_physmap_flash_init(int no, unsigned long addr, unsigned long size,
63*4882a593Smuzhiyun const struct physmap_flash_data *pdata);
64*4882a593Smuzhiyun
65*4882a593Smuzhiyun /* 8 bit version of __fls(): find first bit set (returns 0..7) */
__fls8(unsigned char x)66*4882a593Smuzhiyun static inline unsigned int __fls8(unsigned char x)
67*4882a593Smuzhiyun {
68*4882a593Smuzhiyun int r = 7;
69*4882a593Smuzhiyun
70*4882a593Smuzhiyun if (!(x & 0xf0)) {
71*4882a593Smuzhiyun r -= 4;
72*4882a593Smuzhiyun x <<= 4;
73*4882a593Smuzhiyun }
74*4882a593Smuzhiyun if (!(x & 0xc0)) {
75*4882a593Smuzhiyun r -= 2;
76*4882a593Smuzhiyun x <<= 2;
77*4882a593Smuzhiyun }
78*4882a593Smuzhiyun if (!(x & 0x80))
79*4882a593Smuzhiyun r -= 1;
80*4882a593Smuzhiyun return r;
81*4882a593Smuzhiyun }
82*4882a593Smuzhiyun
83*4882a593Smuzhiyun void txx9_iocled_init(unsigned long baseaddr,
84*4882a593Smuzhiyun int basenum, unsigned int num, int lowactive,
85*4882a593Smuzhiyun const char *color, char **deftriggers);
86*4882a593Smuzhiyun
87*4882a593Smuzhiyun /* 7SEG LED */
88*4882a593Smuzhiyun void txx9_7segled_init(unsigned int num,
89*4882a593Smuzhiyun void (*putc)(unsigned int pos, unsigned char val));
90*4882a593Smuzhiyun int txx9_7segled_putc(unsigned int pos, char c);
91*4882a593Smuzhiyun
92*4882a593Smuzhiyun void __init txx9_aclc_init(unsigned long baseaddr, int irq,
93*4882a593Smuzhiyun unsigned int dmac_id,
94*4882a593Smuzhiyun unsigned int dma_chan_out,
95*4882a593Smuzhiyun unsigned int dma_chan_in);
96*4882a593Smuzhiyun void __init txx9_sramc_init(struct resource *r);
97*4882a593Smuzhiyun
98*4882a593Smuzhiyun #endif /* __ASM_TXX9_GENERIC_H */
99