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 00000000000..e96f53ea01a --- /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 | } | ||
