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1 | /* |
2 | * OMAP4 CM1, CM2 module low-level functions | |
3 | * | |
4 | * Copyright (C) 2010 Nokia Corporation | |
5 | * Paul Walmsley | |
6 | * | |
7 | * This program is free software; you can redistribute it and/or modify | |
8 | * it under the terms of the GNU General Public License version 2 as | |
9 | * published by the Free Software Foundation. | |
10 | * | |
11 | * These functions are intended to be used only by the cminst44xx.c file. | |
12 | * XXX Perhaps we should just move them there and make them static. | |
13 | */ | |
14 | ||
15 | #include <linux/kernel.h> | |
16 | #include <linux/types.h> | |
17 | #include <linux/errno.h> | |
18 | #include <linux/err.h> | |
19 | #include <linux/io.h> | |
20 | ||
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21 | #include "cm.h" |
22 | #include "cm1_44xx.h" | |
23 | #include "cm2_44xx.h" | |
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24 | |
25 | /* CM1 hardware module low-level functions */ | |
26 | ||
27 | /* Read a register in CM1 */ | |
28 | u32 omap4_cm1_read_inst_reg(s16 inst, u16 reg) | |
29 | { | |
ea351c16 | 30 | return readl_relaxed(cm_base + inst + reg); |
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31 | } |
32 | ||
33 | /* Write into a register in CM1 */ | |
34 | void omap4_cm1_write_inst_reg(u32 val, s16 inst, u16 reg) | |
35 | { | |
ea351c16 | 36 | writel_relaxed(val, cm_base + inst + reg); |
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37 | } |
38 | ||
39 | /* Read a register in CM2 */ | |
40 | u32 omap4_cm2_read_inst_reg(s16 inst, u16 reg) | |
41 | { | |
ea351c16 | 42 | return readl_relaxed(cm2_base + inst + reg); |
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43 | } |
44 | ||
45 | /* Write into a register in CM2 */ | |
46 | void omap4_cm2_write_inst_reg(u32 val, s16 inst, u16 reg) | |
47 | { | |
ea351c16 | 48 | writel_relaxed(val, cm2_base + inst + reg); |
2ace831f | 49 | } |