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Paul Walmsley69d88a02008-03-18 10:02:50 +02001#ifndef __ARCH_ARM_MACH_OMAP2_SDRC_H
2#define __ARCH_ARM_MACH_OMAP2_SDRC_H
3
4/*
5 * OMAP2 SDRC register definitions
6 *
7 * Copyright (C) 2007 Texas Instruments, Inc.
8 * Copyright (C) 2007 Nokia Corporation
9 *
10 * Written by Paul Walmsley
11 *
12 * This program is free software; you can redistribute it and/or modify
13 * it under the terms of the GNU General Public License version 2 as
14 * published by the Free Software Foundation.
15 */
16#undef DEBUG
17
Russell Kinga09e64f2008-08-05 16:14:15 +010018#include <mach/sdrc.h>
Paul Walmsley69d88a02008-03-18 10:02:50 +020019
20#ifndef __ASSEMBLER__
Tony Lindgrena58caad2008-07-03 12:24:44 +030021extern void __iomem *omap2_sdrc_base;
22extern void __iomem *omap2_sms_base;
Paul Walmsley69d88a02008-03-18 10:02:50 +020023
Tony Lindgrena58caad2008-07-03 12:24:44 +030024#define OMAP_SDRC_REGADDR(reg) (omap2_sdrc_base + (reg))
25#define OMAP_SMS_REGADDR(reg) (omap2_sms_base + (reg))
Paul Walmsley69d88a02008-03-18 10:02:50 +020026
27/* SDRC global register get/set */
28
29static inline void sdrc_write_reg(u32 val, u16 reg)
30{
31 __raw_writel(val, OMAP_SDRC_REGADDR(reg));
32}
33
34static inline u32 sdrc_read_reg(u16 reg)
35{
36 return __raw_readl(OMAP_SDRC_REGADDR(reg));
37}
38
39/* SMS global register get/set */
40
41static inline void sms_write_reg(u32 val, u16 reg)
42{
43 __raw_writel(val, OMAP_SMS_REGADDR(reg));
44}
45
46static inline u32 sms_read_reg(u16 reg)
47{
48 return __raw_readl(OMAP_SMS_REGADDR(reg));
49}
50#else
51#define OMAP242X_SDRC_REGADDR(reg) IO_ADDRESS(OMAP2420_SDRC_BASE + (reg))
52#define OMAP243X_SDRC_REGADDR(reg) IO_ADDRESS(OMAP243X_SDRC_BASE + (reg))
53#define OMAP34XX_SDRC_REGADDR(reg) IO_ADDRESS(OMAP343X_SDRC_BASE + (reg))
54#endif /* __ASSEMBLER__ */
55
56#endif