diff options
| author | Rabin Vincent <rabin.vincent@stericsson.com> | 2011-11-29 13:06:24 +0530 |
|---|---|---|
| committer | Philippe Langlais <philippe.langlais@stericsson.com> | 2012-05-22 10:59:21 +0200 |
| commit | 77db7b9831973b1f7141fba2f23cb44f5d95463d (patch) | |
| tree | 1fdebdc3713d9080a4a96cabcb8c62e05ecb812f /drivers/mfd | |
| parent | 8f65fd48844764dec7b4806afdedb080747415e0 (diff) | |
mfd: db5500-prcmu: implement prcmu register access API
ST-Ericsson ID: 370028
ST-Ericsson Linux next: NA
ST-Ericsson FOSS-OUT ID: Trivial
Change-Id: I1f4c69a6a45ee77a50470ae4dab69b3a2617930a
Signed-off-by: Rabin Vincent <rabin.vincent@stericsson.com>
Reviewed-on: http://gerrit.lud.stericsson.com/gerrit/40098
Reviewed-by: Vijaya Kumar K-1 <vijay.kilari@stericsson.com>
Diffstat (limited to 'drivers/mfd')
| -rw-r--r-- | drivers/mfd/db5500-prcmu.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/drivers/mfd/db5500-prcmu.c b/drivers/mfd/db5500-prcmu.c index 59c27186d47..e909b52a29f 100644 --- a/drivers/mfd/db5500-prcmu.c +++ b/drivers/mfd/db5500-prcmu.c @@ -1593,6 +1593,25 @@ int db5500_prcmu_set_display_clocks(void) return 0; } +u32 db5500_prcmu_read(unsigned int reg) +{ + return readl_relaxed(_PRCMU_BASE + reg); +} + +void db5500_prcmu_write(unsigned int reg, u32 value) +{ + writel_relaxed(value, _PRCMU_BASE + reg); +} + +void db5500_prcmu_write_masked(unsigned int reg, u32 mask, u32 value) +{ + u32 val; + + val = readl_relaxed(_PRCMU_BASE + reg); + val = (val & ~mask) | (value & mask); + writel_relaxed(val, _PRCMU_BASE + reg); +} + /** * db5500_prcmu_system_reset - System reset * |