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1 #ifndef __MACH_SE_MRSHPC_H
2 #define __MACH_SE_MRSHPC_H
3 
4 #include <linux/io.h>
5 
mrshpc_setup_windows(void)6 static inline void __init mrshpc_setup_windows(void)
7 {
8 	if ((__raw_readw(MRSHPC_CSR) & 0x000c) != 0)
9 		return;	/* Not detected */
10 
11 	if ((__raw_readw(MRSHPC_CSR) & 0x0080) == 0) {
12 		__raw_writew(0x0674, MRSHPC_CPWCR); /* Card Vcc is 3.3v? */
13 	} else {
14 		__raw_writew(0x0678, MRSHPC_CPWCR); /* Card Vcc is 5V */
15 	}
16 
17 	/*
18 	 *  PC-Card window open
19 	 *  flag == COMMON/ATTRIBUTE/IO
20 	 */
21 	/* common window open */
22 	__raw_writew(0x8a84, MRSHPC_MW0CR1);
23 	if((__raw_readw(MRSHPC_CSR) & 0x4000) != 0)
24 		/* common mode & bus width 16bit SWAP = 1*/
25 		__raw_writew(0x0b00, MRSHPC_MW0CR2);
26 	else
27 		/* common mode & bus width 16bit SWAP = 0*/
28 		__raw_writew(0x0300, MRSHPC_MW0CR2);
29 
30 	/* attribute window open */
31 	__raw_writew(0x8a85, MRSHPC_MW1CR1);
32 	if ((__raw_readw(MRSHPC_CSR) & 0x4000) != 0)
33 		/* attribute mode & bus width 16bit SWAP = 1*/
34 		__raw_writew(0x0a00, MRSHPC_MW1CR2);
35 	else
36 		/* attribute mode & bus width 16bit SWAP = 0*/
37 		__raw_writew(0x0200, MRSHPC_MW1CR2);
38 
39 	/* I/O window open */
40 	__raw_writew(0x8a86, MRSHPC_IOWCR1);
41 	__raw_writew(0x0008, MRSHPC_CDCR);	 /* I/O card mode */
42 	if ((__raw_readw(MRSHPC_CSR) & 0x4000) != 0)
43 		__raw_writew(0x0a00, MRSHPC_IOWCR2); /* bus width 16bit SWAP = 1*/
44 	else
45 		__raw_writew(0x0200, MRSHPC_IOWCR2); /* bus width 16bit SWAP = 0*/
46 
47 	__raw_writew(0x2000, MRSHPC_ICR);
48 	__raw_writeb(0x00, PA_MRSHPC_MW2 + 0x206);
49 	__raw_writeb(0x42, PA_MRSHPC_MW2 + 0x200);
50 }
51 
52 #endif /* __MACH_SE_MRSHPC_H */
53