[04/26] ARM: OMAP3: clock: Convert to common clk

Message ID	1352337181-29427-5-git-send-email-mturquette@ti.com
State	Accepted
Commit	b4777a21381fd1f87be8c606a616b7f97f485d2b
Headers	show Return-Path: <patch+caf_=linaro-patchwork=canonical.com@linaro.org> Received-SPF: pass (google.com: domain of mturquette@ti.com designates 198.47.26.153 as permitted sender) client-ip=198.47.26.153; From: Mike Turquette <mturquette@ti.com> To: <paul@pwsan.com> CC: <rnayak@ti.com>, <linux-omap@vger.kernel.org>, <linux-arm-kernel@vger.kernel.org>, <patches@linaro.org>, Mike Turquette <mturquette@ti.com> Subject: [PATCH 04/26] ARM: OMAP3: clock: Convert to common clk Date: Wed, 7 Nov 2012 17:12:39 -0800 Message-ID: <1352337181-29427-5-git-send-email-mturquette@ti.com> In-Reply-To: <1352337181-29427-1-git-send-email-mturquette@ti.com> References: <1352337181-29427-1-git-send-email-mturquette@ti.com> MIME-Version: 1.0 Content-Type: text/plain

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;

[04/26] ARM: OMAP3: clock: Convert to common clk

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