diff options
Diffstat (limited to 'arch/arm/mach-omap2/cm44xx.c')
-rw-r--r-- | arch/arm/mach-omap2/cm44xx.c | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/arch/arm/mach-omap2/cm44xx.c b/arch/arm/mach-omap2/cm44xx.c new file mode 100644 index 000000000000..e96f53ea01a1 --- /dev/null +++ b/arch/arm/mach-omap2/cm44xx.c | |||
@@ -0,0 +1,52 @@ | |||
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 | |||
21 | #include <plat/common.h> | ||
22 | |||
23 | #include "cm.h" | ||
24 | #include "cm1_44xx.h" | ||
25 | #include "cm2_44xx.h" | ||
26 | #include "cm-regbits-44xx.h" | ||
27 | |||
28 | /* CM1 hardware module low-level functions */ | ||
29 | |||
30 | /* Read a register in CM1 */ | ||
31 | u32 omap4_cm1_read_inst_reg(s16 inst, u16 reg) | ||
32 | { | ||
33 | return __raw_readl(OMAP44XX_CM1_REGADDR(inst, reg)); | ||
34 | } | ||
35 | |||
36 | /* Write into a register in CM1 */ | ||
37 | void omap4_cm1_write_inst_reg(u32 val, s16 inst, u16 reg) | ||
38 | { | ||
39 | __raw_writel(val, OMAP44XX_CM1_REGADDR(inst, reg)); | ||
40 | } | ||
41 | |||
42 | /* Read a register in CM2 */ | ||
43 | u32 omap4_cm2_read_inst_reg(s16 inst, u16 reg) | ||
44 | { | ||
45 | return __raw_readl(OMAP44XX_CM2_REGADDR(inst, reg)); | ||
46 | } | ||
47 | |||
48 | /* Write into a register in CM2 */ | ||
49 | void omap4_cm2_write_inst_reg(u32 val, s16 inst, u16 reg) | ||
50 | { | ||
51 | __raw_writel(val, OMAP44XX_CM2_REGADDR(inst, reg)); | ||
52 | } | ||