projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 2ace831f PW |
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 | ||
| 2ace831f PW |
21 | #include "cm.h" |
| 22 | #include "cm1_44xx.h" | |
| 23 | #include "cm2_44xx.h" | |
| 2ace831f PW |
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); |
| 2ace831f PW |
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); |
| 2ace831f PW |
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); |
| 2ace831f PW |
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 | } |