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Diffstat (limited to 'arch/arm/mach-omap2/clkt2xxx_apll.c')
-rw-r--r--arch/arm/mach-omap2/clkt2xxx_apll.c36
1 files changed, 30 insertions, 6 deletions
diff --git a/arch/arm/mach-omap2/clkt2xxx_apll.c b/arch/arm/mach-omap2/clkt2xxx_apll.c
index 66e01acfd585..b19a1f7234ae 100644
--- a/arch/arm/mach-omap2/clkt2xxx_apll.c
+++ b/arch/arm/mach-omap2/clkt2xxx_apll.c
@@ -26,7 +26,7 @@
#include "clock.h"
#include "clock2xxx.h"
-#include "cm.h"
+#include "cm2xxx_3xxx.h"
#include "cm-regbits-24xx.h"
/* CM_CLKEN_PLL.EN_{54,96}M_PLL options (24XX) */
@@ -49,14 +49,14 @@ static int omap2_clk_apll_enable(struct clk *clk, u32 status_mask)
apll_mask = EN_APLL_LOCKED << clk->enable_bit;
- cval = cm_read_mod_reg(PLL_MOD, CM_CLKEN);
+ cval = omap2_cm_read_mod_reg(PLL_MOD, CM_CLKEN);
if ((cval & apll_mask) == apll_mask)
return 0; /* apll already enabled */
cval &= ~apll_mask;
cval |= apll_mask;
- cm_write_mod_reg(cval, PLL_MOD, CM_CLKEN);
+ omap2_cm_write_mod_reg(cval, PLL_MOD, CM_CLKEN);
omap2_cm_wait_idlest(cm_idlest_pll, status_mask,
OMAP24XX_CM_IDLEST_VAL, clk->name);
@@ -78,14 +78,34 @@ static int omap2_clk_apll54_enable(struct clk *clk)
return omap2_clk_apll_enable(clk, OMAP24XX_ST_54M_APLL_MASK);
}
+static void _apll96_allow_idle(struct clk *clk)
+{
+ omap2xxx_cm_set_apll96_auto_low_power_stop();
+}
+
+static void _apll96_deny_idle(struct clk *clk)
+{
+ omap2xxx_cm_set_apll96_disable_autoidle();
+}
+
+static void _apll54_allow_idle(struct clk *clk)
+{
+ omap2xxx_cm_set_apll54_auto_low_power_stop();
+}
+
+static void _apll54_deny_idle(struct clk *clk)
+{
+ omap2xxx_cm_set_apll54_disable_autoidle();
+}
+
/* Stop APLL */
static void omap2_clk_apll_disable(struct clk *clk)
{
u32 cval;
- cval = cm_read_mod_reg(PLL_MOD, CM_CLKEN);
+ cval = omap2_cm_read_mod_reg(PLL_MOD, CM_CLKEN);
cval &= ~(EN_APLL_LOCKED << clk->enable_bit);
- cm_write_mod_reg(cval, PLL_MOD, CM_CLKEN);
+ omap2_cm_write_mod_reg(cval, PLL_MOD, CM_CLKEN);
}
/* Public data */
@@ -93,11 +113,15 @@ static void omap2_clk_apll_disable(struct clk *clk)
const struct clkops clkops_apll96 = {
.enable = omap2_clk_apll96_enable,
.disable = omap2_clk_apll_disable,
+ .allow_idle = _apll96_allow_idle,
+ .deny_idle = _apll96_deny_idle,
};
const struct clkops clkops_apll54 = {
.enable = omap2_clk_apll54_enable,
.disable = omap2_clk_apll_disable,
+ .allow_idle = _apll54_allow_idle,
+ .deny_idle = _apll54_deny_idle,
};
/* Public functions */
@@ -106,7 +130,7 @@ u32 omap2xxx_get_apll_clkin(void)
{
u32 aplls, srate = 0;
- aplls = cm_read_mod_reg(PLL_MOD, CM_CLKSEL1);
+ aplls = omap2_cm_read_mod_reg(PLL_MOD, CM_CLKSEL1);
aplls &= OMAP24XX_APLLS_CLKIN_MASK;
aplls >>= OMAP24XX_APLLS_CLKIN_SHIFT;