summaryrefslogtreecommitdiff
path: root/arch/arm/mach-omap2/sdrc.h
blob: 0837eda5f2b6a868fdcc7d4f9288502b31fe98e2 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
#ifndef __ARCH_ARM_MACH_OMAP2_SDRC_H
#define __ARCH_ARM_MACH_OMAP2_SDRC_H

/*
 * OMAP2 SDRC register definitions
 *
 * Copyright (C) 2007 Texas Instruments, Inc.
 * Copyright (C) 2007 Nokia Corporation
 *
 * Written by Paul Walmsley
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 */
#undef DEBUG

#include <mach/sdrc.h>

#ifndef __ASSEMBLER__
extern void __iomem *omap2_sdrc_base;
extern void __iomem *omap2_sms_base;

#define OMAP_SDRC_REGADDR(reg)			(omap2_sdrc_base + (reg))
#define OMAP_SMS_REGADDR(reg)			(omap2_sms_base + (reg))

/* SDRC global register get/set */

static inline void sdrc_write_reg(u32 val, u16 reg)
{
	__raw_writel(val, OMAP_SDRC_REGADDR(reg));
}

static inline u32 sdrc_read_reg(u16 reg)
{
	return __raw_readl(OMAP_SDRC_REGADDR(reg));
}

/* SMS global register get/set */

static inline void sms_write_reg(u32 val, u16 reg)
{
	__raw_writel(val, OMAP_SMS_REGADDR(reg));
}

static inline u32 sms_read_reg(u16 reg)
{
	return __raw_readl(OMAP_SMS_REGADDR(reg));
}
#else
#define OMAP242X_SDRC_REGADDR(reg)	OMAP2_IO_ADDRESS(OMAP2420_SDRC_BASE + (reg))
#define OMAP243X_SDRC_REGADDR(reg)	OMAP2_IO_ADDRESS(OMAP243X_SDRC_BASE + (reg))
#define OMAP34XX_SDRC_REGADDR(reg)	OMAP2_IO_ADDRESS(OMAP343X_SDRC_BASE + (reg))
#endif	/* __ASSEMBLER__ */

#endif