From: Rajendra Nayak <rnayak@xxxxxx>
Convert all OMAP3 specific platform files to use COMMON clk
and keep all the chnages under the CONFIG_COMMON_CLK macro check
so it does not break any existing code. At a later point switch
to COMMON clk and get rid of all old/legacy code.
Signed-off-by: Rajendra Nayak <rnayak@xxxxxx>
Signed-off-by: Mike Turquette <mturquette@xxxxxx>
---
arch/arm/mach-omap2/clkt34xx_dpll3m2.c | 13 ++++++++
arch/arm/mach-omap2/clkt_iclk.c | 13 ++++++++
arch/arm/mach-omap2/clock.h | 22 ++++++++++++--
arch/arm/mach-omap2/clock34xx.c | 51 ++++++++++++++++++++++++++++++++
arch/arm/mach-omap2/clock3517.c | 37 +++++++++++++++++++----
arch/arm/mach-omap2/clock36xx.c | 25 +++++++++++++---
arch/arm/mach-omap2/clock36xx.h | 4 +++
arch/arm/mach-omap2/clock3xxx.c | 10 ++++++-
arch/arm/mach-omap2/clock3xxx.h | 7 +++++
9 files changed, 170 insertions(+), 12 deletions(-)
diff --git a/arch/arm/mach-omap2/clkt34xx_dpll3m2.c b/arch/arm/mach-omap2/clkt34xx_dpll3m2.c
index 5510d92..aeaaa87 100644
--- a/arch/arm/mach-omap2/clkt34xx_dpll3m2.c
+++ b/arch/arm/mach-omap2/clkt34xx_dpll3m2.c
@@ -45,8 +45,15 @@
* Program the DPLL M2 divider with the rounded target rate. Returns
* -EINVAL upon error, or 0 upon success.
*/
+#ifdef CONFIG_COMMON_CLK
+int omap3_core_dpll_m2_set_rate(struct clk_hw *hw, unsigned long rate,
+ unsigned long parent_rate)
+{
+ struct clk_hw_omap *clk = to_clk_hw_omap(hw);
+#else
int omap3_core_dpll_m2_set_rate(struct clk *clk, unsigned long rate)
{
+#endif
u32 new_div = 0;
u32 unlock_dll = 0;
u32 c;
@@ -64,7 +71,11 @@ int omap3_core_dpll_m2_set_rate(struct clk *clk, unsigned long rate)
return -EINVAL;
sdrcrate = __clk_get_rate(sdrc_ick_p);
+#ifdef CONFIG_COMMON_CLK
+ clkrate = __clk_get_rate(hw->clk);
+#else
clkrate = __clk_get_rate(clk);
+#endif
if (rate > clkrate)
sdrcrate <<= ((rate / clkrate) >> 1);
else
@@ -113,7 +124,9 @@ int omap3_core_dpll_m2_set_rate(struct clk *clk, unsigned long rate)
sdrc_cs0->rfr_ctrl, sdrc_cs0->actim_ctrla,
sdrc_cs0->actim_ctrlb, sdrc_cs0->mr,
0, 0, 0, 0);
+#ifndef CONFIG_COMMON_CLK
clk->rate = rate;
+#endif
return 0;
}
diff --git a/arch/arm/mach-omap2/clkt_iclk.c b/arch/arm/mach-omap2/clkt_iclk.c
index d9852c9..13dadf4 100644
--- a/arch/arm/mach-omap2/clkt_iclk.c
+++ b/arch/arm/mach-omap2/clkt_iclk.c
@@ -28,7 +28,11 @@
/* Private functions */
/* XXX */
+#ifdef CONFIG_COMMON_CLK
+void omap2_clkt_iclk_allow_idle(struct clk_hw_omap *clk)
+#else
void omap2_clkt_iclk_allow_idle(struct clk *clk)
+#endif
{
u32 v, r;
@@ -40,7 +44,11 @@ void omap2_clkt_iclk_allow_idle(struct clk *clk)
}
/* XXX */
+#ifdef CONFIG_COMMON_CLK
+void omap2_clkt_iclk_deny_idle(struct clk_hw_omap *clk)
+#else
void omap2_clkt_iclk_deny_idle(struct clk *clk)
+#endif
{
u32 v, r;
@@ -54,6 +62,11 @@ void omap2_clkt_iclk_deny_idle(struct clk *clk)
/* Public data */
#ifdef CONFIG_COMMON_CLK
+const struct clk_hw_omap_ops clkhwops_iclk = {
+ .allow_idle = omap2_clkt_iclk_allow_idle,
+ .deny_idle = omap2_clkt_iclk_deny_idle,
+};
+
const struct clk_hw_omap_ops clkhwops_iclk_wait = {
.allow_idle = omap2_clkt_iclk_allow_idle,
.deny_idle = omap2_clkt_iclk_deny_idle,
diff --git a/arch/arm/mach-omap2/clock.h b/arch/arm/mach-omap2/clock.h
index 003520c..d78f90e 100644
--- a/arch/arm/mach-omap2/clock.h
+++ b/arch/arm/mach-omap2/clock.h
@@ -509,8 +509,13 @@ int omap2_clksel_set_parent(struct clk *clk, struct clk *new_parent);
#endif
/* clkt_iclk.c public functions */
+#ifdef CONFIG_COMMON_CLK
+extern void omap2_clkt_iclk_allow_idle(struct clk_hw_omap *clk);
+extern void omap2_clkt_iclk_deny_idle(struct clk_hw_omap *clk);
+#else
extern void omap2_clkt_iclk_allow_idle(struct clk *clk);
extern void omap2_clkt_iclk_deny_idle(struct clk *clk);
+#endif
#ifdef CONFIG_COMMON_CLK
u8 omap2_init_dpll_parent(struct clk_hw *hw);
@@ -589,8 +594,20 @@ extern const struct clk_hw_omap_ops clkhwops_omap3_dpll;
extern const struct clk_hw_omap_ops clkhwops_iclk_wait;
extern const struct clk_hw_omap_ops clkhwops_wait;
extern const struct clk_hw_omap_ops clkhwops_omap4_dpllmx;
-#endif
-
+extern const struct clk_hw_omap_ops clkhwops_iclk;
+extern const struct clk_hw_omap_ops clkhwops_omap3430es2_ssi_wait;
+extern const struct clk_hw_omap_ops clkhwops_omap3430es2_iclk_ssi_wait;
+extern const struct clk_hw_omap_ops clkhwops_omap3430es2_dss_usbhost_wait;
+extern const struct clk_hw_omap_ops clkhwops_omap3430es2_iclk_dss_usbhost_wait;
+extern const struct clk_hw_omap_ops clkhwops_omap3430es2_iclk_hsotgusb_wait;
+extern const struct clk_hw_omap_ops clkhwops_omap3430es2_hsotgusb_wait;
+extern const struct clk_hw_omap_ops clkhwops_am35xx_ipss_module_wait;
+extern const struct clk_hw_omap_ops clkhwops_am35xx_ipss_wait;
+extern const struct clk_hw_omap_ops clkhwops_apll54;
+extern const struct clk_hw_omap_ops clkhwops_apll96;
+extern const struct clk_hw_omap_ops clkhwops_omap2xxx_dpll;
+extern const struct clk_hw_omap_ops clkhwops_omap2430_i2chs_wait;
+#else
extern const struct clkops clkops_omap2_iclk_dflt_wait;
extern const struct clkops clkops_omap2_iclk_dflt;
extern const struct clkops clkops_omap2_iclk_idle_only;
@@ -599,6 +616,7 @@ extern const struct clkops clkops_omap2xxx_dpll_ops;
extern const struct clkops clkops_omap3_noncore_dpll_ops;
extern const struct clkops clkops_omap3_core_dpll_ops;
extern const struct clkops clkops_omap4_dpllmx_ops;
+#endif /* CONFIG_COMMON_CLK */
/* clksel_rate blocks shared between OMAP44xx and AM33xx */
extern const struct clksel_rate div_1_0_rates[];
diff --git a/arch/arm/mach-omap2/clock34xx.c b/arch/arm/mach-omap2/clock34xx.c
index e41819b..b398a46 100644
--- a/arch/arm/mach-omap2/clock34xx.c
+++ b/arch/arm/mach-omap2/clock34xx.c
@@ -37,7 +37,11 @@
* from the CM_{I,F}CLKEN bit. Pass back the correct info via
* @idlest_reg and @idlest_bit. No return value.
*/
+#ifdef CONFIG_COMMON_CLK
+static void omap3430es2_clk_ssi_find_idlest(struct clk_hw_omap *clk,
+#else
static void omap3430es2_clk_ssi_find_idlest(struct clk *clk,
+#endif
void __iomem **idlest_reg,
u8 *idlest_bit,
u8 *idlest_val)
@@ -49,7 +53,19 @@ static void omap3430es2_clk_ssi_find_idlest(struct clk *clk,
*idlest_bit = OMAP3430ES2_ST_SSI_IDLE_SHIFT;
*idlest_val = OMAP34XX_CM_IDLEST_VAL;
}
+#ifdef CONFIG_COMMON_CLK
+const struct clk_hw_omap_ops clkhwops_omap3430es2_ssi_wait = {
+ .find_idlest = omap3430es2_clk_ssi_find_idlest,
+ .find_companion = omap2_clk_dflt_find_companion,
+};
+const struct clk_hw_omap_ops clkhwops_omap3430es2_iclk_ssi_wait = {
+ .allow_idle = omap2_clkt_iclk_allow_idle,
+ .deny_idle = omap2_clkt_iclk_deny_idle,
+ .find_idlest = omap3430es2_clk_ssi_find_idlest,
+ .find_companion = omap2_clk_dflt_find_companion,
+};
+#else
const struct clkops clkops_omap3430es2_ssi_wait = {
.enable = omap2_dflt_clk_enable,
.disable = omap2_dflt_clk_disable,
@@ -65,6 +81,7 @@ const struct clkops clkops_omap3430es2_iclk_ssi_wait = {
.allow_idle = omap2_clkt_iclk_allow_idle,
.deny_idle = omap2_clkt_iclk_deny_idle,
};
+#endif
/**
* omap3430es2_clk_dss_usbhost_find_idlest - CM_IDLEST info for DSS, USBHOST
@@ -80,7 +97,11 @@ const struct clkops clkops_omap3430es2_iclk_ssi_wait = {
* default find_idlest code assumes that they are at the same
* position.) No return value.
*/
+#ifdef CONFIG_COMMON_CLK
+static void omap3430es2_clk_dss_usbhost_find_idlest(struct clk_hw_omap *clk,
+#else
static void omap3430es2_clk_dss_usbhost_find_idlest(struct clk *clk,
+#endif
void __iomem **idlest_reg,
u8 *idlest_bit,
u8 *idlest_val)
@@ -93,7 +114,19 @@ static void omap3430es2_clk_dss_usbhost_find_idlest(struct clk *clk,
*idlest_bit = OMAP3430ES2_ST_DSS_IDLE_SHIFT;
*idlest_val = OMAP34XX_CM_IDLEST_VAL;
}
+#ifdef CONFIG_COMMON_CLK
+const struct clk_hw_omap_ops clkhwops_omap3430es2_dss_usbhost_wait = {
+ .find_idlest = omap3430es2_clk_dss_usbhost_find_idlest,
+ .find_companion = omap2_clk_dflt_find_companion,
+};
+const struct clk_hw_omap_ops clkhwops_omap3430es2_iclk_dss_usbhost_wait = {
+ .allow_idle = omap2_clkt_iclk_allow_idle,
+ .deny_idle = omap2_clkt_iclk_deny_idle,
+ .find_idlest = omap3430es2_clk_dss_usbhost_find_idlest,
+ .find_companion = omap2_clk_dflt_find_companion,
+};
+#else
const struct clkops clkops_omap3430es2_dss_usbhost_wait = {
.enable = omap2_dflt_clk_enable,
.disable = omap2_dflt_clk_disable,
@@ -109,6 +142,7 @@ const struct clkops clkops_omap3430es2_iclk_dss_usbhost_wait = {
.allow_idle = omap2_clkt_iclk_allow_idle,
.deny_idle = omap2_clkt_iclk_deny_idle,
};
+#endif
/**
* omap3430es2_clk_hsotgusb_find_idlest - return CM_IDLEST info for HSOTGUSB
@@ -121,7 +155,11 @@ const struct clkops clkops_omap3430es2_iclk_dss_usbhost_wait = {
* shift from the CM_{I,F}CLKEN bit. Pass back the correct info via
* @idlest_reg and @idlest_bit. No return value.
*/
+#ifdef CONFIG_COMMON_CLK
+static void omap3430es2_clk_hsotgusb_find_idlest(struct clk_hw_omap *clk,
+#else
static void omap3430es2_clk_hsotgusb_find_idlest(struct clk *clk,
+#endif
void __iomem **idlest_reg,
u8 *idlest_bit,
u8 *idlest_val)
@@ -133,7 +171,19 @@ static void omap3430es2_clk_hsotgusb_find_idlest(struct clk *clk,
*idlest_bit = OMAP3430ES2_ST_HSOTGUSB_IDLE_SHIFT;
*idlest_val = OMAP34XX_CM_IDLEST_VAL;
}
+#ifdef CONFIG_COMMON_CLK
+const struct clk_hw_omap_ops clkhwops_omap3430es2_iclk_hsotgusb_wait = {
+ .allow_idle = omap2_clkt_iclk_allow_idle,
+ .deny_idle = omap2_clkt_iclk_deny_idle,
+ .find_idlest = omap3430es2_clk_hsotgusb_find_idlest,
+ .find_companion = omap2_clk_dflt_find_companion,
+};
+const struct clk_hw_omap_ops clkhwops_omap3430es2_hsotgusb_wait = {
+ .find_idlest = omap3430es2_clk_hsotgusb_find_idlest,
+ .find_companion = omap2_clk_dflt_find_companion,
+};
+#else
const struct clkops clkops_omap3430es2_hsotgusb_wait = {
.enable = omap2_dflt_clk_enable,
.disable = omap2_dflt_clk_disable,
@@ -149,3 +199,4 @@ const struct clkops clkops_omap3430es2_iclk_hsotgusb_wait = {
.allow_idle = omap2_clkt_iclk_allow_idle,
.deny_idle = omap2_clkt_iclk_deny_idle,
};
+#endif
diff --git a/arch/arm/mach-omap2/clock3517.c b/arch/arm/mach-omap2/clock3517.c
index 622ea05..467d8bc 100644
--- a/arch/arm/mach-omap2/clock3517.c
+++ b/arch/arm/mach-omap2/clock3517.c
@@ -47,7 +47,11 @@
* in the enable register itsel at a bit offset of 4 from the enable
* bit. A value of 1 indicates that clock is enabled.
*/
+#ifdef CONFIG_COMMON_CLK
+static void am35xx_clk_find_idlest(struct clk_hw_omap *clk,
+#else
static void am35xx_clk_find_idlest(struct clk *clk,
+#endif
void __iomem **idlest_reg,
u8 *idlest_bit,
u8 *idlest_val)
@@ -71,8 +75,14 @@ static void am35xx_clk_find_idlest(struct clk *clk,
* associate this type of code with per-module data structures to
* avoid this issue, and remove the casts. No return value.
*/
-static void am35xx_clk_find_companion(struct clk *clk, void __iomem **other_reg,
- u8 *other_bit)
+#ifdef CONFIG_COMMON_CLK
+static void am35xx_clk_find_companion(struct clk_hw_omap *clk,
+ void __iomem **other_reg,
+#else
+static void am35xx_clk_find_companion(struct clk *clk,
+ void __iomem **other_reg,
+#endif
+ u8 *other_bit)
{
*other_reg = (__force void __iomem *)(clk->enable_reg);
if (clk->enable_bit & AM35XX_IPSS_ICK_MASK)
@@ -80,13 +90,19 @@ static void am35xx_clk_find_companion(struct clk *clk, void __iomem **other_reg,
else
*other_bit = clk->enable_bit - AM35XX_IPSS_ICK_FCK_OFFSET;
}
-
+#ifdef CONFIG_COMMON_CLK
+const struct clk_hw_omap_ops clkhwops_am35xx_ipss_module_wait = {
+ .find_idlest = am35xx_clk_find_idlest,
+ .find_companion = am35xx_clk_find_companion,
+};
+#else
const struct clkops clkops_am35xx_ipss_module_wait = {
.enable = omap2_dflt_clk_enable,
.disable = omap2_dflt_clk_disable,
.find_idlest = am35xx_clk_find_idlest,
.find_companion = am35xx_clk_find_companion,
};
+#endif
/**
* am35xx_clk_ipss_find_idlest - return CM_IDLEST info for IPSS
@@ -99,7 +115,11 @@ const struct clkops clkops_am35xx_ipss_module_wait = {
* CM_{I,F}CLKEN bit. Pass back the correct info via @idlest_reg
* and @idlest_bit. No return value.
*/
+#ifdef CONFIG_COMMON_CLK
+static void am35xx_clk_ipss_find_idlest(struct clk_hw_omap *clk,
+#else
static void am35xx_clk_ipss_find_idlest(struct clk *clk,
+#endif
void __iomem **idlest_reg,
u8 *idlest_bit,
u8 *idlest_val)
@@ -111,7 +131,14 @@ static void am35xx_clk_ipss_find_idlest(struct clk *clk,
*idlest_bit = AM35XX_ST_IPSS_SHIFT;
*idlest_val = OMAP34XX_CM_IDLEST_VAL;
}
-
+#ifdef CONFIG_COMMON_CLK
+const struct clk_hw_omap_ops clkhwops_am35xx_ipss_wait = {
+ .allow_idle = omap2_clkt_iclk_allow_idle,
+ .deny_idle = omap2_clkt_iclk_deny_idle,
+ .find_idlest = am35xx_clk_ipss_find_idlest,
+ .find_companion = omap2_clk_dflt_find_companion,
+};
+#else
const struct clkops clkops_am35xx_ipss_wait = {
.enable = omap2_dflt_clk_enable,
.disable = omap2_dflt_clk_disable,
@@ -120,5 +147,5 @@ const struct clkops clkops_am35xx_ipss_wait = {
.allow_idle = omap2_clkt_iclk_allow_idle,
.deny_idle = omap2_clkt_iclk_deny_idle,
};
-
+#endif
diff --git a/arch/arm/mach-omap2/clock36xx.c b/arch/arm/mach-omap2/clock36xx.c
index 0e1e9e4..9f50e97 100644
--- a/arch/arm/mach-omap2/clock36xx.c
+++ b/arch/arm/mach-omap2/clock36xx.c
@@ -37,34 +37,51 @@
* (Any other value different from the Read value) to the
* corresponding CM_CLKSEL register will refresh the dividers.
*/
+#ifdef CONFIG_COMMON_CLK
+int omap36xx_pwrdn_clk_enable_with_hsdiv_restore(struct clk_hw *clk)
+{
+ struct clk_hw_omap *parent;
+ struct clk_hw *parent_hw;
+#else
static int omap36xx_pwrdn_clk_enable_with_hsdiv_restore(struct clk *clk)
{
+ struct clk *parent;
+#endif
u32 dummy_v, orig_v, clksel_shift;
int ret;
/* Clear PWRDN bit of HSDIVIDER */
ret = omap2_dflt_clk_enable(clk);
+#ifdef CONFIG_COMMON_CLK
+ parent_hw = __clk_get_hw(__clk_get_parent(clk->clk));
+ parent = to_clk_hw_omap(parent_hw);
+#else
+ parent = clk->parent;
+#endif
+
/* Restore the dividers */
if (!ret) {
- clksel_shift = __ffs(clk->parent->clksel_mask);
- orig_v = __raw_readl(clk->parent->clksel_reg);
+ clksel_shift = __ffs(parent->clksel_mask);
+ orig_v = __raw_readl(parent->clksel_reg);
dummy_v = orig_v;
/* Write any other value different from the Read value */
dummy_v ^= (1 << clksel_shift);
- __raw_writel(dummy_v, clk->parent->clksel_reg);
+ __raw_writel(dummy_v, parent->clksel_reg);
/* Write the original divider */
- __raw_writel(orig_v, clk->parent->clksel_reg);
+ __raw_writel(orig_v, parent->clksel_reg);
}
return ret;
}
+#ifndef CONFIG_COMMON_CLK
const struct clkops clkops_omap36xx_pwrdn_with_hsdiv_wait_restore = {
.enable = omap36xx_pwrdn_clk_enable_with_hsdiv_restore,
.disable = omap2_dflt_clk_disable,
.find_companion = omap2_clk_dflt_find_companion,
.find_idlest = omap2_clk_dflt_find_idlest,
};
+#endif
diff --git a/arch/arm/mach-omap2/clock36xx.h b/arch/arm/mach-omap2/clock36xx.h
index a7dee5b..e6a748e 100644
--- a/arch/arm/mach-omap2/clock36xx.h
+++ b/arch/arm/mach-omap2/clock36xx.h
@@ -8,6 +8,10 @@
#ifndef __ARCH_ARM_MACH_OMAP2_CLOCK36XX_H
#define __ARCH_ARM_MACH_OMAP2_CLOCK36XX_H
+#ifdef CONFIG_COMMON_CLK
+extern int omap36xx_pwrdn_clk_enable_with_hsdiv_restore(struct clk_hw *hw);
+#else
extern const struct clkops clkops_omap36xx_pwrdn_with_hsdiv_wait_restore;
+#endif
#endif
diff --git a/arch/arm/mach-omap2/clock3xxx.c b/arch/arm/mach-omap2/clock3xxx.c
index 3e8aca2..a6f75cd 100644
--- a/arch/arm/mach-omap2/clock3xxx.c
+++ b/arch/arm/mach-omap2/clock3xxx.c
@@ -38,8 +38,12 @@
/* needed by omap3_core_dpll_m2_set_rate() */
struct clk *sdrc_ick_p, *arm_fck_p;
-
+#ifdef CONFIG_COMMON_CLK
+int omap3_dpll4_set_rate(struct clk_hw *hw, unsigned long rate,
+ unsigned long parent_rate)
+#else
int omap3_dpll4_set_rate(struct clk *clk, unsigned long rate)
+#endif
{
/*
* According to the 12-5 CDP code from TI, "Limitation 2.5"
@@ -51,7 +55,11 @@ int omap3_dpll4_set_rate(struct clk *clk, unsigned long rate)
return -EINVAL;
}
+#ifdef CONFIG_COMMON_CLK
+ return omap3_noncore_dpll_set_rate(hw, rate, parent_rate);
+#else
return omap3_noncore_dpll_set_rate(clk, rate);
+#endif
}
void __init omap3_clk_lock_dpll5(void)
diff --git a/arch/arm/mach-omap2/clock3xxx.h b/arch/arm/mach-omap2/clock3xxx.h
index 8bbeeaf..87f098d 100644
--- a/arch/arm/mach-omap2/clock3xxx.h
+++ b/arch/arm/mach-omap2/clock3xxx.h
@@ -9,8 +9,15 @@
#define __ARCH_ARM_MACH_OMAP2_CLOCK3XXX_H
int omap3xxx_clk_init(void);
+#ifdef CONFIG_COMMON_CLK
+int omap3_dpll4_set_rate(struct clk_hw *clk, unsigned long rate,
+ unsigned long parent_rate);
+int omap3_core_dpll_m2_set_rate(struct clk_hw *clk, unsigned long rate,
+ unsigned long parent_rate);
+#else
int omap3_dpll4_set_rate(struct clk *clk, unsigned long rate);
int omap3_core_dpll_m2_set_rate(struct clk *clk, unsigned long rate);
+#endif
void omap3_clk_lock_dpll5(void);
extern struct clk *sdrc_ick_p;
--
1.7.9.5
--
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