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Ben Dookse1981682006-02-10 22:40:51 +00001/* linux/include/asm-arm/arch-s3c2410/h1940-latch.h
2 *
Ben Dooks9d6be122006-12-17 20:02:01 +01003 * Copyright (c) 2005 Simtec Electronics
Ben Dookse1981682006-02-10 22:40:51 +00004 * http://armlinux.simtec.co.uk/
5 * Ben Dooks <ben@simtec.co.uk>
6 *
7 * iPAQ H1940 series - latch definitions
8 *
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License version 2 as
11 * published by the Free Software Foundation.
12*/
13
14#ifndef __ASM_ARCH_H1940_LATCH_H
15#define __ASM_ARCH_H1940_LATCH_H
16
17
18#ifndef __ASSEMBLY__
Ben Dooks2d8c1ce2006-12-17 20:18:40 +010019#define H1940_LATCH ((void __force __iomem *)0xF8000000)
Ben Dookse1981682006-02-10 22:40:51 +000020#else
21#define H1940_LATCH 0xF8000000
22#endif
23
24#define H1940_PA_LATCH (S3C2410_CS2)
25
26/* SD layer latch */
27
28#define H1940_LATCH_SDQ1 (1<<16)
29#define H1940_LATCH_LCD_P1 (1<<17)
30#define H1940_LATCH_LCD_P2 (1<<18)
31#define H1940_LATCH_LCD_P3 (1<<19)
32#define H1940_LATCH_MAX1698_nSHUTDOWN (1<<20) /* LCD backlight */
33#define H1940_LATCH_LED_RED (1<<21)
34#define H1940_LATCH_SDQ7 (1<<22)
35#define H1940_LATCH_USB_DP (1<<23)
36
37/* CPU layer latch */
38
39#define H1940_LATCH_UDA_POWER (1<<24)
40#define H1940_LATCH_AUDIO_POWER (1<<25)
41#define H1940_LATCH_SM803_ENABLE (1<<26)
42#define H1940_LATCH_LCD_P4 (1<<27)
43#define H1940_LATCH_CPUQ5 (1<<28) /* untraced */
44#define H1940_LATCH_BLUETOOTH_POWER (1<<29) /* active high */
45#define H1940_LATCH_LED_GREEN (1<<30)
46#define H1940_LATCH_LED_FLASH (1<<31)
47
48/* default settings */
49
50#define H1940_LATCH_DEFAULT \
51 H1940_LATCH_LCD_P4 | \
52 H1940_LATCH_SM803_ENABLE | \
53 H1940_LATCH_SDQ1 | \
54 H1940_LATCH_LCD_P1 | \
55 H1940_LATCH_LCD_P2 | \
56 H1940_LATCH_LCD_P3 | \
57 H1940_LATCH_MAX1698_nSHUTDOWN | \
58 H1940_LATCH_CPUQ5
59
60/* control functions */
61
62extern void h1940_latch_control(unsigned int clear, unsigned int set);
63
64#endif /* __ASM_ARCH_H1940_LATCH_H */