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| author | Rajendra Nayak <rnayak@ti.com> | 2010-12-21 20:01:18 -0700 |
|---|---|---|
| committer | Paul Walmsley <paul@pwsan.com> | 2010-12-21 20:01:18 -0700 |
| commit | 12627578523d2d9396cae76b1dad0ed3dccf1730 (patch) | |
| tree | 0cce660ef2a1bc3390823469fed55a409617194a /arch/arm/mach-omap2/powerdomain44xx.c | |
| parent | f327e07b0ef9c60a6018799c9f04de10101d8e5a (diff) | |
| download | kernel_samsung_smdk4412-12627578523d2d9396cae76b1dad0ed3dccf1730.zip kernel_samsung_smdk4412-12627578523d2d9396cae76b1dad0ed3dccf1730.tar.gz kernel_samsung_smdk4412-12627578523d2d9396cae76b1dad0ed3dccf1730.tar.bz2 | |
OMAP: powerdomain: Arch specific funcs for logic control
Define the following architecture specific funtions for omap2/3/4
.pwrdm_set_logic_retst
.pwrdm_read_logic_pwrst
.pwrdm_read_prev_logic_pwrst
.pwrdm_read_logic_retst
Convert the platform-independent framework to call these functions.
Signed-off-by: Rajendra Nayak <rnayak@ti.com>
Signed-off-by: Paul Walmsley <paul@pwsan.com>
Cc: Benoit Cousson <b-cousson@ti.com>
Cc: Kevin Hilman <khilman@deeprootsystems.com>
Reviewed-by: Kevin Hilman <khilman@deeprootsystems.com>
Tested-by: Kevin Hilman <khilman@deeprootsystems.com>
Tested-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Tested-by: Rajendra Nayak <rnayak@ti.com>
Diffstat (limited to 'arch/arm/mach-omap2/powerdomain44xx.c')
| -rw-r--r-- | arch/arm/mach-omap2/powerdomain44xx.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/arch/arm/mach-omap2/powerdomain44xx.c b/arch/arm/mach-omap2/powerdomain44xx.c index 5dc337c..996790a 100644 --- a/arch/arm/mach-omap2/powerdomain44xx.c +++ b/arch/arm/mach-omap2/powerdomain44xx.c @@ -47,9 +47,35 @@ static int omap4_pwrdm_read_prev_pwrst(struct powerdomain *pwrdm) OMAP4430_LASTPOWERSTATEENTERED_MASK); } +static int omap4_pwrdm_set_logic_retst(struct powerdomain *pwrdm, u8 pwrst) +{ + u32 v; + + v = pwrst << __ffs(OMAP4430_LOGICRETSTATE_MASK); + prm_rmw_mod_reg_bits(OMAP4430_LOGICRETSTATE_MASK, v, + pwrdm->prcm_offs, OMAP4_PM_PWSTCTRL); + + return 0; +} + +static int omap4_pwrdm_read_logic_pwrst(struct powerdomain *pwrdm) +{ + return prm_read_mod_bits_shift(pwrdm->prcm_offs, OMAP4_PM_PWSTST, + OMAP4430_LOGICSTATEST_MASK); +} + +static int omap4_pwrdm_read_logic_retst(struct powerdomain *pwrdm) +{ + return prm_read_mod_bits_shift(pwrdm->prcm_offs, OMAP4_PM_PWSTCTRL, + OMAP4430_LOGICRETSTATE_MASK); +} + struct pwrdm_ops omap4_pwrdm_operations = { .pwrdm_set_next_pwrst = omap4_pwrdm_set_next_pwrst, .pwrdm_read_next_pwrst = omap4_pwrdm_read_next_pwrst, .pwrdm_read_pwrst = omap4_pwrdm_read_pwrst, .pwrdm_read_prev_pwrst = omap4_pwrdm_read_prev_pwrst, + .pwrdm_set_logic_retst = omap4_pwrdm_set_logic_retst, + .pwrdm_read_logic_pwrst = omap4_pwrdm_read_logic_pwrst, + .pwrdm_read_logic_retst = omap4_pwrdm_read_logic_retst, }; |