diff options
| author | Abhijit Pagare <abhijitpagare@ti.com> | 2010-01-26 20:12:53 -0700 |
|---|---|---|
| committer | Paul Walmsley <paul@pwsan.com> | 2010-01-26 20:12:53 -0700 |
| commit | b099474aa4e7fbaf5dc3b5858bc83dee2f94c60f (patch) | |
| tree | 8b161fded113e64c0103998853474a644116a7c2 /arch/arm | |
| parent | 84c0c39aec31a09571fc08a752a2f4da0fe9fcf2 (diff) | |
| download | blackbird-op-linux-b099474aa4e7fbaf5dc3b5858bc83dee2f94c60f.tar.gz blackbird-op-linux-b099474aa4e7fbaf5dc3b5858bc83dee2f94c60f.zip | |
ARM: OMAP4: PM: Modify Clock-domain interfaces for OMAP4 compatibility.
Here the APIs are modified to use absolute addresses instead of module offsets.
Signed-off-by: Abhijit Pagare <abhijitpagare@ti.com>
Signed-off-by: Paul Walmsley <paul@pwsan.com>
Cc: Benoit Cousson <b-cousson@ti.com>
Cc: Rajendra Nayak <rnayak@ti.com>
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/mach-omap2/clockdomain.c | 44 |
1 files changed, 25 insertions, 19 deletions
diff --git a/arch/arm/mach-omap2/clockdomain.c b/arch/arm/mach-omap2/clockdomain.c index 52885ac5bb5d..5366a10d8597 100644 --- a/arch/arm/mach-omap2/clockdomain.c +++ b/arch/arm/mach-omap2/clockdomain.c @@ -145,25 +145,29 @@ static void _clkdm_del_autodeps(struct clockdomain *clkdm) */ static void _omap2_clkdm_set_hwsup(struct clockdomain *clkdm, int enable) { - u32 v; + u32 bits, v; if (cpu_is_omap24xx()) { if (enable) - v = OMAP24XX_CLKSTCTRL_ENABLE_AUTO; + bits = OMAP24XX_CLKSTCTRL_ENABLE_AUTO; else - v = OMAP24XX_CLKSTCTRL_DISABLE_AUTO; + bits = OMAP24XX_CLKSTCTRL_DISABLE_AUTO; } else if (cpu_is_omap34xx()) { if (enable) - v = OMAP34XX_CLKSTCTRL_ENABLE_AUTO; + bits = OMAP34XX_CLKSTCTRL_ENABLE_AUTO; else - v = OMAP34XX_CLKSTCTRL_DISABLE_AUTO; + bits = OMAP34XX_CLKSTCTRL_DISABLE_AUTO; } else { BUG(); } - cm_rmw_mod_reg_bits(clkdm->clktrctrl_mask, - v << __ffs(clkdm->clktrctrl_mask), - clkdm->pwrdm.ptr->prcm_offs, OMAP2_CM_CLKSTCTRL); + bits = bits << __ffs(clkdm->clktrctrl_mask); + + v = __raw_readl(clkdm->clkstctrl_reg); + v &= ~(clkdm->clktrctrl_mask); + v |= bits; + __raw_writel(v, clkdm->clkstctrl_reg); + } static struct clockdomain *_clkdm_lookup(const char *name) @@ -381,7 +385,7 @@ static int omap2_clkdm_clktrctrl_read(struct clockdomain *clkdm) if (!clkdm) return -EINVAL; - v = cm_read_mod_reg(clkdm->pwrdm.ptr->prcm_offs, OMAP2_CM_CLKSTCTRL); + v = __raw_readl(clkdm->clkstctrl_reg); v &= clkdm->clktrctrl_mask; v >>= __ffs(clkdm->clktrctrl_mask); @@ -417,12 +421,13 @@ int omap2_clkdm_sleep(struct clockdomain *clkdm) } else if (cpu_is_omap34xx()) { - u32 v = (OMAP34XX_CLKSTCTRL_FORCE_SLEEP << + u32 bits = (OMAP34XX_CLKSTCTRL_FORCE_SLEEP << __ffs(clkdm->clktrctrl_mask)); - cm_rmw_mod_reg_bits(clkdm->clktrctrl_mask, v, - clkdm->pwrdm.ptr->prcm_offs, - OMAP2_CM_CLKSTCTRL); + u32 v = __raw_readl(clkdm->clkstctrl_reg); + v &= ~(clkdm->clktrctrl_mask); + v |= bits; + __raw_writel(v, clkdm->clkstctrl_reg); } else { BUG(); @@ -460,12 +465,13 @@ int omap2_clkdm_wakeup(struct clockdomain *clkdm) } else if (cpu_is_omap34xx()) { - u32 v = (OMAP34XX_CLKSTCTRL_FORCE_WAKEUP << + u32 bits = (OMAP34XX_CLKSTCTRL_FORCE_WAKEUP << __ffs(clkdm->clktrctrl_mask)); - cm_rmw_mod_reg_bits(clkdm->clktrctrl_mask, v, - clkdm->pwrdm.ptr->prcm_offs, - OMAP2_CM_CLKSTCTRL); + u32 v = __raw_readl(clkdm->clkstctrl_reg); + v &= ~(clkdm->clktrctrl_mask); + v |= bits; + __raw_writel(v, clkdm->clkstctrl_reg); } else { BUG(); @@ -561,7 +567,7 @@ int omap2_clkdm_clk_enable(struct clockdomain *clkdm, struct clk *clk) * downstream clocks for debugging purposes? */ - if (!clkdm || !clk || !clkdm->clktrctrl_mask) + if (!clkdm || !clk || !clkdm->clkstctrl_reg) return -EINVAL; if (atomic_inc_return(&clkdm->usecount) > 1) @@ -612,7 +618,7 @@ int omap2_clkdm_clk_disable(struct clockdomain *clkdm, struct clk *clk) * downstream clocks for debugging purposes? */ - if (!clkdm || !clk || !clkdm->clktrctrl_mask) + if (!clkdm || !clk || !clkdm->clkstctrl_reg) return -EINVAL; #ifdef DEBUG |
