Merge branch 'omap-clks3' into devel

Conflicts:

	arch/arm/mach-omap2/clock.c

arch/arm/mach-omap1/clock.c

@@ -20,41 +20,161 @@
 #include <linux/io.h>
 
 #include <asm/mach-types.h>
+#include <asm/clkdev.h>
 
 #include <mach/cpu.h>
 #include <mach/usb.h>
 #include <mach/clock.h>
 #include <mach/sram.h>
 
+static const struct clkops clkops_generic;
+static const struct clkops clkops_uart;
+static const struct clkops clkops_dspck;
+
 #include "clock.h"
 
+static int clk_omap1_dummy_enable(struct clk *clk)
+{
+	return 0;
+}
+
+static void clk_omap1_dummy_disable(struct clk *clk)
+{
+}
+
+static const struct clkops clkops_dummy = {
+	.enable = clk_omap1_dummy_enable,
+	.disable = clk_omap1_dummy_disable,
+};
+
+static struct clk dummy_ck = {
+	.name	= "dummy",
+	.ops	= &clkops_dummy,
+	.flags	= RATE_FIXED,
+};
+
+struct omap_clk {
+	u32		cpu;
+	struct clk_lookup lk;
+};
+
+#define CLK(dev, con, ck, cp) 		\
+	{				\
+		 .cpu = cp,		\
+		.lk = {			\
+			.dev_id = dev,	\
+			.con_id = con,	\
+			.clk = ck,	\
+		},			\
+	}
+
+#define CK_310	(1 << 0)
+#define CK_730	(1 << 1)
+#define CK_1510	(1 << 2)
+#define CK_16XX	(1 << 3)
+
+static struct omap_clk omap_clks[] = {
+	/* non-ULPD clocks */
+	CLK(NULL,	"ck_ref",	&ck_ref,	CK_16XX | CK_1510 | CK_310),
+	CLK(NULL,	"ck_dpll1",	&ck_dpll1,	CK_16XX | CK_1510 | CK_310),
+	/* CK_GEN1 clocks */
+	CLK(NULL,	"ck_dpll1out",	&ck_dpll1out.clk, CK_16XX),
+	CLK(NULL,	"ck_sossi",	&sossi_ck,	CK_16XX),
+	CLK(NULL,	"arm_ck",	&arm_ck,	CK_16XX | CK_1510 | CK_310),
+	CLK(NULL,	"armper_ck",	&armper_ck.clk,	CK_16XX | CK_1510 | CK_310),
+	CLK(NULL,	"arm_gpio_ck",	&arm_gpio_ck,	CK_1510 | CK_310),
+	CLK(NULL,	"armxor_ck",	&armxor_ck.clk,	CK_16XX | CK_1510 | CK_310),
+	CLK(NULL,	"armtim_ck",	&armtim_ck.clk,	CK_16XX | CK_1510 | CK_310),
+	CLK("omap_wdt",	"fck",		&armwdt_ck.clk,	CK_16XX | CK_1510 | CK_310),
+	CLK("omap_wdt",	"ick",		&armper_ck.clk,	CK_16XX),
+	CLK("omap_wdt", "ick",		&dummy_ck,	CK_1510 | CK_310),
+	CLK(NULL,	"arminth_ck",	&arminth_ck1510, CK_1510 | CK_310),
+	CLK(NULL,	"arminth_ck",	&arminth_ck16xx, CK_16XX),
+	/* CK_GEN2 clocks */
+	CLK(NULL,	"dsp_ck",	&dsp_ck,	CK_16XX | CK_1510 | CK_310),
+	CLK(NULL,	"dspmmu_ck",	&dspmmu_ck,	CK_16XX | CK_1510 | CK_310),
+	CLK(NULL,	"dspper_ck",	&dspper_ck,	CK_16XX | CK_1510 | CK_310),
+	CLK(NULL,	"dspxor_ck",	&dspxor_ck,	CK_16XX | CK_1510 | CK_310),
+	CLK(NULL,	"dsptim_ck",	&dsptim_ck,	CK_16XX | CK_1510 | CK_310),
+	/* CK_GEN3 clocks */
+	CLK(NULL,	"tc_ck",	&tc_ck.clk,	CK_16XX | CK_1510 | CK_310 | CK_730),
+	CLK(NULL,	"tipb_ck",	&tipb_ck,	CK_1510 | CK_310),
+	CLK(NULL,	"l3_ocpi_ck",	&l3_ocpi_ck,	CK_16XX),
+	CLK(NULL,	"tc1_ck",	&tc1_ck,	CK_16XX),
+	CLK(NULL,	"tc2_ck",	&tc2_ck,	CK_16XX),
+	CLK(NULL,	"dma_ck",	&dma_ck,	CK_16XX | CK_1510 | CK_310),
+	CLK(NULL,	"dma_lcdfree_ck", &dma_lcdfree_ck, CK_16XX),
+	CLK(NULL,	"api_ck",	&api_ck.clk,	CK_16XX | CK_1510 | CK_310),
+	CLK(NULL,	"lb_ck",	&lb_ck.clk,	CK_1510 | CK_310),
+	CLK(NULL,	"rhea1_ck",	&rhea1_ck,	CK_16XX),
+	CLK(NULL,	"rhea2_ck",	&rhea2_ck,	CK_16XX),
+	CLK(NULL,	"lcd_ck",	&lcd_ck_16xx,	CK_16XX | CK_730),
+	CLK(NULL,	"lcd_ck",	&lcd_ck_1510.clk, CK_1510 | CK_310),
+	/* ULPD clocks */
+	CLK(NULL,	"uart1_ck",	&uart1_1510,	CK_1510 | CK_310),
+	CLK(NULL,	"uart1_ck",	&uart1_16xx.clk, CK_16XX),
+	CLK(NULL,	"uart2_ck",	&uart2_ck,	CK_16XX | CK_1510 | CK_310),
+	CLK(NULL,	"uart3_ck",	&uart3_1510,	CK_1510 | CK_310),
+	CLK(NULL,	"uart3_ck",	&uart3_16xx.clk, CK_16XX),
+	CLK(NULL,	"usb_clko",	&usb_clko,	CK_16XX | CK_1510 | CK_310),
+	CLK(NULL,	"usb_hhc_ck",	&usb_hhc_ck1510, CK_1510 | CK_310),
+	CLK(NULL,	"usb_hhc_ck",	&usb_hhc_ck16xx, CK_16XX),
+	CLK(NULL,	"usb_dc_ck",	&usb_dc_ck,	CK_16XX),
+	CLK(NULL,	"mclk",		&mclk_1510,	CK_1510 | CK_310),
+	CLK(NULL,	"mclk",		&mclk_16xx,	CK_16XX),
+	CLK(NULL,	"bclk",		&bclk_1510,	CK_1510 | CK_310),
+	CLK(NULL,	"bclk",		&bclk_16xx,	CK_16XX),
+	CLK("mmci-omap.0", "fck",	&mmc1_ck,	CK_16XX | CK_1510 | CK_310),
+	CLK("mmci-omap.0", "ick",	&armper_ck.clk,	CK_16XX | CK_1510 | CK_310),
+	CLK("mmci-omap.1", "fck",	&mmc2_ck,	CK_16XX),
+	CLK("mmci-omap.1", "ick",	&armper_ck.clk,	CK_16XX),
+	/* Virtual clocks */
+	CLK(NULL,	"mpu",		&virtual_ck_mpu, CK_16XX | CK_1510 | CK_310),
+	CLK("i2c_omap.1", "fck",	&i2c_fck,	CK_16XX | CK_1510 | CK_310),
+	CLK("i2c_omap.1", "ick",	&i2c_ick,	CK_16XX),
+	CLK("i2c_omap.1", "ick",	&dummy_ck,	CK_1510 | CK_310),
+	CLK("omap_uwire", "fck",	&armxor_ck.clk,	CK_16XX | CK_1510 | CK_310),
+	CLK("omap-mcbsp.1", "ick",	&dspper_ck,	CK_16XX),
+	CLK("omap-mcbsp.1", "ick",	&dummy_ck,	CK_1510 | CK_310),
+	CLK("omap-mcbsp.2", "ick",	&armper_ck.clk,	CK_16XX),
+	CLK("omap-mcbsp.2", "ick",	&dummy_ck,	CK_1510 | CK_310),
+	CLK("omap-mcbsp.3", "ick",	&dspper_ck,	CK_16XX),
+	CLK("omap-mcbsp.3", "ick",	&dummy_ck,	CK_1510 | CK_310),
+	CLK("omap-mcbsp.1", "fck",	&dspxor_ck,	CK_16XX | CK_1510 | CK_310),
+	CLK("omap-mcbsp.2", "fck",	&armper_ck.clk,	CK_16XX | CK_1510 | CK_310),
+	CLK("omap-mcbsp.3", "fck",	&dspxor_ck,	CK_16XX | CK_1510 | CK_310),
+};
+
+static int omap1_clk_enable_generic(struct clk * clk);
+static int omap1_clk_enable(struct clk *clk);
+static void omap1_clk_disable_generic(struct clk * clk);
+static void omap1_clk_disable(struct clk *clk);
+
 __u32 arm_idlect1_mask;
 
 /*-------------------------------------------------------------------------
  * Omap1 specific clock functions
  *-------------------------------------------------------------------------*/
 
-static void omap1_watchdog_recalc(struct clk * clk)
+static unsigned long omap1_watchdog_recalc(struct clk *clk)
 {
-	clk->rate = clk->parent->rate / 14;
+	return clk->parent->rate / 14;
 }
 
-static void omap1_uart_recalc(struct clk * clk)
+static unsigned long omap1_uart_recalc(struct clk *clk)
 {
-	unsigned int val = omap_readl(clk->enable_reg);
-	if (val & clk->enable_bit)
-		clk->rate = 48000000;
-	else
-		clk->rate = 12000000;
+	unsigned int val = __raw_readl(clk->enable_reg);
+	return val & clk->enable_bit ? 48000000 : 12000000;
 }
 
-static void omap1_sossi_recalc(struct clk *clk)
+static unsigned long omap1_sossi_recalc(struct clk *clk)
 {
 	u32 div = omap_readl(MOD_CONF_CTRL_1);
 
 	div = (div >> 17) & 0x7;
 	div++;
-	clk->rate = clk->parent->rate / div;
+
+	return clk->parent->rate / div;
 }
 
 static int omap1_clk_enable_dsp_domain(struct clk *clk)
@@ -78,6 +198,11 @@ static void omap1_clk_disable_dsp_domain(struct clk *clk)
 	}
 }
 
+static const struct clkops clkops_dspck = {
+	.enable		= &omap1_clk_enable_dsp_domain,
+	.disable	= &omap1_clk_disable_dsp_domain,
+};
+
 static int omap1_clk_enable_uart_functional(struct clk *clk)
 {
 	int ret;
@@ -105,6 +230,11 @@ static void omap1_clk_disable_uart_functional(struct clk *clk)
 	omap1_clk_disable_generic(clk);
 }
 
+static const struct clkops clkops_uart = {
+	.enable		= &omap1_clk_enable_uart_functional,
+	.disable	= &omap1_clk_disable_uart_functional,
+};
+
 static void omap1_clk_allow_idle(struct clk *clk)
 {
 	struct arm_idlect1_clk * iclk = (struct arm_idlect1_clk *)clk;
@@ -197,9 +327,6 @@ static int calc_dsor_exp(struct clk *clk, unsigned long rate)
 	struct clk * parent;
 	unsigned  dsor_exp;
 
-	if (unlikely(!(clk->flags & RATE_CKCTL)))
-		return -EINVAL;
-
 	parent = clk->parent;
 	if (unlikely(parent == NULL))
 		return -EIO;
@@ -215,22 +342,15 @@ static int calc_dsor_exp(struct clk *clk, unsigned long rate)
 	return dsor_exp;
 }
 
-static void omap1_ckctl_recalc(struct clk * clk)
+static unsigned long omap1_ckctl_recalc(struct clk *clk)
 {
-	int dsor;
-
 	/* Calculate divisor encoded as 2-bit exponent */
-	dsor = 1 << (3 & (omap_readw(ARM_CKCTL) >> clk->rate_offset));
+	int dsor = 1 << (3 & (omap_readw(ARM_CKCTL) >> clk->rate_offset));
 
-	if (unlikely(clk->rate == clk->parent->rate / dsor))
-		return; /* No change, quick exit */
-	clk->rate = clk->parent->rate / dsor;
-
-	if (unlikely(clk->flags & RATE_PROPAGATES))
-		propagate_rate(clk);
+	return clk->parent->rate / dsor;
 }
 
-static void omap1_ckctl_recalc_dsp_domain(struct clk * clk)
+static unsigned long omap1_ckctl_recalc_dsp_domain(struct clk *clk)
 {
 	int dsor;
 
@@ -245,12 +365,7 @@ static void omap1_ckctl_recalc_dsp_domain(struct clk * clk)
 	dsor = 1 << (3 & (__raw_readw(DSP_CKCTL) >> clk->rate_offset));
 	omap1_clk_disable(&api_ck.clk);
 
-	if (unlikely(clk->rate == clk->parent->rate / dsor))
-		return; /* No change, quick exit */
-	clk->rate = clk->parent->rate / dsor;
-
-	if (unlikely(clk->flags & RATE_PROPAGATES))
-		propagate_rate(clk);
+	return clk->parent->rate / dsor;
 }
 
 /* MPU virtual clock functions */
@@ -289,35 +404,57 @@ static int omap1_select_table_rate(struct clk * clk, unsigned long rate)
 		omap_sram_reprogram_clock(ptr->dpllctl_val, ptr->ckctl_val);
 
 	ck_dpll1.rate = ptr->pll_rate;
-	propagate_rate(&ck_dpll1);
 	return 0;
 }
 
 static int omap1_clk_set_rate_dsp_domain(struct clk *clk, unsigned long rate)
 {
-	int  ret = -EINVAL;
-	int  dsor_exp;
-	__u16  regval;
-
-	if (clk->flags & RATE_CKCTL) {
-		dsor_exp = calc_dsor_exp(clk, rate);
-		if (dsor_exp > 3)
-			dsor_exp = -EINVAL;
-		if (dsor_exp < 0)
-			return dsor_exp;
-
-		regval = __raw_readw(DSP_CKCTL);
-		regval &= ~(3 << clk->rate_offset);
-		regval |= dsor_exp << clk->rate_offset;
-		__raw_writew(regval, DSP_CKCTL);
-		clk->rate = clk->parent->rate / (1 << dsor_exp);
-		ret = 0;
-	}
+	int dsor_exp;
+	u16 regval;
 
-	if (unlikely(ret == 0 && (clk->flags & RATE_PROPAGATES)))
-		propagate_rate(clk);
+	dsor_exp = calc_dsor_exp(clk, rate);
+	if (dsor_exp > 3)
+		dsor_exp = -EINVAL;
+	if (dsor_exp < 0)
+		return dsor_exp;
 
-	return ret;
+	regval = __raw_readw(DSP_CKCTL);
+	regval &= ~(3 << clk->rate_offset);
+	regval |= dsor_exp << clk->rate_offset;
+	__raw_writew(regval, DSP_CKCTL);
+	clk->rate = clk->parent->rate / (1 << dsor_exp);
+
+	return 0;
+}
+
+static long omap1_clk_round_rate_ckctl_arm(struct clk *clk, unsigned long rate)
+{
+	int dsor_exp = calc_dsor_exp(clk, rate);
+	if (dsor_exp < 0)
+		return dsor_exp;
+	if (dsor_exp > 3)
+		dsor_exp = 3;
+	return clk->parent->rate / (1 << dsor_exp);
+}
+
+static int omap1_clk_set_rate_ckctl_arm(struct clk *clk, unsigned long rate)
+{
+	int dsor_exp;
+	u16 regval;
+
+	dsor_exp = calc_dsor_exp(clk, rate);
+	if (dsor_exp > 3)
+		dsor_exp = -EINVAL;
+	if (dsor_exp < 0)
+		return dsor_exp;
+
+	regval = omap_readw(ARM_CKCTL);
+	regval &= ~(3 << clk->rate_offset);
+	regval |= dsor_exp << clk->rate_offset;
+	regval = verify_ckctl_value(regval);
+	omap_writew(regval, ARM_CKCTL);
+	clk->rate = clk->parent->rate / (1 << dsor_exp);
+	return 0;
 }
 
 static long omap1_round_to_table_rate(struct clk * clk, unsigned long rate)
@@ -372,14 +509,14 @@ static int omap1_set_uart_rate(struct clk * clk, unsigned long rate)
 {
 	unsigned int val;
 
-	val = omap_readl(clk->enable_reg);
+	val = __raw_readl(clk->enable_reg);
 	if (rate == 12000000)
 		val &= ~(1 << clk->enable_bit);
 	else if (rate == 48000000)
 		val |= (1 << clk->enable_bit);
 	else
 		return -EINVAL;
-	omap_writel(val, clk->enable_reg);
+	__raw_writel(val, clk->enable_reg);
 	clk->rate = rate;
 
 	return 0;
@@ -398,8 +535,8 @@ static int omap1_set_ext_clk_rate(struct clk * clk, unsigned long rate)
 	else
 		ratio_bits = (dsor - 2) << 2;
 
-	ratio_bits |= omap_readw(clk->enable_reg) & ~0xfd;
-	omap_writew(ratio_bits, clk->enable_reg);
+	ratio_bits |= __raw_readw(clk->enable_reg) & ~0xfd;
+	__raw_writew(ratio_bits, clk->enable_reg);
 
 	return 0;
 }
@@ -423,8 +560,6 @@ static int omap1_set_sossi_rate(struct clk *clk, unsigned long rate)
 	omap_writel(l, MOD_CONF_CTRL_1);
 
 	clk->rate = p_rate / (div + 1);
-	if (unlikely(clk->flags & RATE_PROPAGATES))
-		propagate_rate(clk);
 
 	return 0;
 }
@@ -440,8 +575,8 @@ static void omap1_init_ext_clk(struct clk * clk)
 	__u16 ratio_bits;
 
 	/* Determine current rate and ensure clock is based on 96MHz APLL */
-	ratio_bits = omap_readw(clk->enable_reg) & ~1;
-	omap_writew(ratio_bits, clk->enable_reg);
+	ratio_bits = __raw_readw(clk->enable_reg) & ~1;
+	__raw_writew(ratio_bits, clk->enable_reg);
 
 	ratio_bits = (ratio_bits & 0xfc) >> 2;
 	if (ratio_bits > 6)
@@ -468,7 +603,7 @@ static int omap1_clk_enable(struct clk *clk)
 				omap1_clk_deny_idle(clk->parent);
 		}
 
-		ret = clk->enable(clk);
+		ret = clk->ops->enable(clk);
 
 		if (unlikely(ret != 0) && clk->parent) {
 			omap1_clk_disable(clk->parent);
@@ -482,7 +617,7 @@ static int omap1_clk_enable(struct clk *clk)
 static void omap1_clk_disable(struct clk *clk)
 {
 	if (clk->usecount > 0 && !(--clk->usecount)) {
-		clk->disable(clk);
+		clk->ops->disable(clk);
 		if (likely(clk->parent)) {
 			omap1_clk_disable(clk->parent);
 			if (clk->flags & CLOCK_NO_IDLE_PARENT)
@@ -496,9 +631,6 @@ static int omap1_clk_enable_generic(struct clk *clk)
 	__u16 regval16;
 	__u32 regval32;
 
-	if (clk->flags & ALWAYS_ENABLED)
-		return 0;
-
 	if (unlikely(clk->enable_reg == NULL)) {
 		printk(KERN_ERR "clock.c: Enable for %s without enable code\n",
 		       clk->name);
@@ -506,25 +638,13 @@ static int omap1_clk_enable_generic(struct clk *clk)
 	}
 
 	if (clk->flags & ENABLE_REG_32BIT) {
-		if (clk->flags & VIRTUAL_IO_ADDRESS) {
-			regval32 = __raw_readl(clk->enable_reg);
-			regval32 |= (1 << clk->enable_bit);
-			__raw_writel(regval32, clk->enable_reg);
-		} else {
-			regval32 = omap_readl(clk->enable_reg);
-			regval32 |= (1 << clk->enable_bit);
-			omap_writel(regval32, clk->enable_reg);
-		}
+		regval32 = __raw_readl(clk->enable_reg);
+		regval32 |= (1 << clk->enable_bit);
+		__raw_writel(regval32, clk->enable_reg);
 	} else {
-		if (clk->flags & VIRTUAL_IO_ADDRESS) {
-			regval16 = __raw_readw(clk->enable_reg);
-			regval16 |= (1 << clk->enable_bit);
-			__raw_writew(regval16, clk->enable_reg);
-		} else {
-			regval16 = omap_readw(clk->enable_reg);
-			regval16 |= (1 << clk->enable_bit);
-			omap_writew(regval16, clk->enable_reg);
-		}
+		regval16 = __raw_readw(clk->enable_reg);
+		regval16 |= (1 << clk->enable_bit);
+		__raw_writew(regval16, clk->enable_reg);
 	}
 
 	return 0;
@@ -539,44 +659,26 @@ static void omap1_clk_disable_generic(struct clk *clk)
 		return;
 
 	if (clk->flags & ENABLE_REG_32BIT) {
-		if (clk->flags & VIRTUAL_IO_ADDRESS) {
-			regval32 = __raw_readl(clk->enable_reg);
-			regval32 &= ~(1 << clk->enable_bit);
-			__raw_writel(regval32, clk->enable_reg);
-		} else {
-			regval32 = omap_readl(clk->enable_reg);
-			regval32 &= ~(1 << clk->enable_bit);
-			omap_writel(regval32, clk->enable_reg);
-		}
+		regval32 = __raw_readl(clk->enable_reg);
+		regval32 &= ~(1 << clk->enable_bit);
+		__raw_writel(regval32, clk->enable_reg);
 	} else {
-		if (clk->flags & VIRTUAL_IO_ADDRESS) {
-			regval16 = __raw_readw(clk->enable_reg);
-			regval16 &= ~(1 << clk->enable_bit);
-			__raw_writew(regval16, clk->enable_reg);
-		} else {
-			regval16 = omap_readw(clk->enable_reg);
-			regval16 &= ~(1 << clk->enable_bit);
-			omap_writew(regval16, clk->enable_reg);
-		}
+		regval16 = __raw_readw(clk->enable_reg);
+		regval16 &= ~(1 << clk->enable_bit);
+		__raw_writew(regval16, clk->enable_reg);
 	}
 }
 
+static const struct clkops clkops_generic = {
+	.enable		= &omap1_clk_enable_generic,
+	.disable	= &omap1_clk_disable_generic,
+};
+
 static long omap1_clk_round_rate(struct clk *clk, unsigned long rate)
 {
-	int dsor_exp;
-
 	if (clk->flags & RATE_FIXED)
 		return clk->rate;
 
-	if (clk->flags & RATE_CKCTL) {
-		dsor_exp = calc_dsor_exp(clk, rate);
-		if (dsor_exp < 0)
-			return dsor_exp;
-		if (dsor_exp > 3)
-			dsor_exp = 3;
-		return clk->parent->rate / (1 << dsor_exp);
-	}
-
 	if (clk->round_rate != NULL)
 		return clk->round_rate(clk, rate);
 
@@ -586,30 +688,9 @@ static long omap1_clk_round_rate(struct clk *clk, unsigned long rate)
 static int omap1_clk_set_rate(struct clk *clk, unsigned long rate)
 {
 	int  ret = -EINVAL;
-	int  dsor_exp;
-	__u16  regval;
 
 	if (clk->set_rate)
 		ret = clk->set_rate(clk, rate);
-	else if (clk->flags & RATE_CKCTL) {
-		dsor_exp = calc_dsor_exp(clk, rate);
-		if (dsor_exp > 3)
-			dsor_exp = -EINVAL;
-		if (dsor_exp < 0)
-			return dsor_exp;
-
-		regval = omap_readw(ARM_CKCTL);
-		regval &= ~(3 << clk->rate_offset);
-		regval |= dsor_exp << clk->rate_offset;
-		regval = verify_ckctl_value(regval);
-		omap_writew(regval, ARM_CKCTL);
-		clk->rate = clk->parent->rate / (1 << dsor_exp);
-		ret = 0;
-	}
-
-	if (unlikely(ret == 0 && (clk->flags & RATE_PROPAGATES)))
-		propagate_rate(clk);
-
 	return ret;
 }
 
@@ -632,17 +713,10 @@ static void __init omap1_clk_disable_unused(struct clk *clk)
 	}
 
 	/* Is the clock already disabled? */
-	if (clk->flags & ENABLE_REG_32BIT) {
-		if (clk->flags & VIRTUAL_IO_ADDRESS)
-			regval32 = __raw_readl(clk->enable_reg);
-			else
-				regval32 = omap_readl(clk->enable_reg);
-	} else {
-		if (clk->flags & VIRTUAL_IO_ADDRESS)
-			regval32 = __raw_readw(clk->enable_reg);
-		else
-			regval32 = omap_readw(clk->enable_reg);
-	}
+	if (clk->flags & ENABLE_REG_32BIT)
+		regval32 = __raw_readl(clk->enable_reg);
+	else
+		regval32 = __raw_readw(clk->enable_reg);
 
 	if ((regval32 & (1 << clk->enable_bit)) == 0)
 		return;
@@ -659,7 +733,7 @@ static void __init omap1_clk_disable_unused(struct clk *clk)
 	}
 
 	printk(KERN_INFO "Disabling unused clock \"%s\"... ", clk->name);
-	clk->disable(clk);
+	clk->ops->disable(clk);
 	printk(" done\n");
 }
 
@@ -677,10 +751,10 @@ static struct clk_functions omap1_clk_functions = {
 
 int __init omap1_clk_init(void)
 {
-	struct clk ** clkp;
+	struct omap_clk *c;
 	const struct omap_clock_config *info;
 	int crystal_type = 0; /* Default 12 MHz */
-	u32 reg;
+	u32 reg, cpu_mask;
 
 #ifdef CONFIG_DEBUG_LL
 	/* Resets some clocks that may be left on from bootloader,
@@ -700,27 +774,24 @@ int __init omap1_clk_init(void)
 	/* By default all idlect1 clocks are allowed to idle */
 	arm_idlect1_mask = ~0;
 
-	for (clkp = onchip_clks; clkp < onchip_clks+ARRAY_SIZE(onchip_clks); clkp++) {
-		if (((*clkp)->flags &CLOCK_IN_OMAP1510) && cpu_is_omap1510()) {
-			clk_register(*clkp);
-			continue;
-		}
-
-		if (((*clkp)->flags &CLOCK_IN_OMAP16XX) && cpu_is_omap16xx()) {
-			clk_register(*clkp);
-			continue;
-		}
-
-		if (((*clkp)->flags &CLOCK_IN_OMAP730) && cpu_is_omap730()) {
-			clk_register(*clkp);
-			continue;
-		}
+	for (c = omap_clks; c < omap_clks + ARRAY_SIZE(omap_clks); c++)
+		clk_init_one(c->lk.clk);
 
-		if (((*clkp)->flags &CLOCK_IN_OMAP310) && cpu_is_omap310()) {
-			clk_register(*clkp);
-			continue;
+	cpu_mask = 0;
+	if (cpu_is_omap16xx())
+		cpu_mask |= CK_16XX;
+	if (cpu_is_omap1510())
+		cpu_mask |= CK_1510;
+	if (cpu_is_omap730())
+		cpu_mask |= CK_730;
+	if (cpu_is_omap310())
+		cpu_mask |= CK_310;
+
+	for (c = omap_clks; c < omap_clks + ARRAY_SIZE(omap_clks); c++)
+		if (c->cpu & cpu_mask) {
+			clkdev_add(&c->lk);
+			clk_register(c->lk.clk);
 		}
-	}
 
 	info = omap_get_config(OMAP_TAG_CLOCK, struct omap_clock_config);
 	if (info != NULL) {
@@ -769,7 +840,6 @@ int __init omap1_clk_init(void)
 			}
 		}
 	}
-	propagate_rate(&ck_dpll1);
 #else
 	/* Find the highest supported frequency and enable it */
 	if (omap1_select_table_rate(&virtual_ck_mpu, ~0)) {
@@ -778,9 +848,9 @@ int __init omap1_clk_init(void)
 		omap_writew(0x2290, DPLL_CTL);
 		omap_writew(cpu_is_omap730() ? 0x3005 : 0x1005, ARM_CKCTL);
 		ck_dpll1.rate = 60000000;
-		propagate_rate(&ck_dpll1);
 	}
 #endif
+	propagate_rate(&ck_dpll1);
 	/* Cache rates for clocks connected to ck_ref (not dpll1) */
 	propagate_rate(&ck_ref);
 	printk(KERN_INFO "Clocking rate (xtal/DPLL1/MPU): "
@@ -832,4 +902,3 @@ int __init omap1_clk_init(void)
 
 	return 0;
 }
-

arch/arm/mach-omap1/mcbsp.c

@@ -28,9 +28,9 @@
 #define DPS_RSTCT2_PER_EN	(1 << 0)
 #define DSP_RSTCT2_WD_PER_EN	(1 << 1)
 
-#if defined(CONFIG_ARCH_OMAP15XX) || defined(CONFIG_ARCH_OMAP16XX)
-const char *clk_names[] = { "dsp_ck", "api_ck", "dspxor_ck" };
-#endif
+static int dsp_use;
+static struct clk *api_clk;
+static struct clk *dsp_clk;
 
 static void omap1_mcbsp_request(unsigned int id)
 {
@@ -39,20 +39,40 @@ static void omap1_mcbsp_request(unsigned int id)
 	 * are DSP public peripherals.
 	 */
 	if (id == OMAP_MCBSP1 || id == OMAP_MCBSP3) {
-		omap_dsp_request_mem();
-		/*
-		 * DSP external peripheral reset
-		 * FIXME: This should be moved to dsp code
-		 */
-		__raw_writew(__raw_readw(DSP_RSTCT2) | DPS_RSTCT2_PER_EN |
-				DSP_RSTCT2_WD_PER_EN, DSP_RSTCT2);
+		if (dsp_use++ == 0) {
+			api_clk = clk_get(NULL, "api_clk");
+			dsp_clk = clk_get(NULL, "dsp_clk");
+			if (!IS_ERR(api_clk) && !IS_ERR(dsp_clk)) {
+				clk_enable(api_clk);
+				clk_enable(dsp_clk);
+
+				omap_dsp_request_mem();
+				/*
+				 * DSP external peripheral reset
+				 * FIXME: This should be moved to dsp code
+				 */
+				__raw_writew(__raw_readw(DSP_RSTCT2) | DPS_RSTCT2_PER_EN |
+						DSP_RSTCT2_WD_PER_EN, DSP_RSTCT2);
+			}
+		}
 	}
 }
 
 static void omap1_mcbsp_free(unsigned int id)
 {
-	if (id == OMAP_MCBSP1 || id == OMAP_MCBSP3)
-		omap_dsp_release_mem();
+	if (id == OMAP_MCBSP1 || id == OMAP_MCBSP3) {
+		if (--dsp_use == 0) {
+			omap_dsp_release_mem();
+			if (!IS_ERR(api_clk)) {
+				clk_disable(api_clk);
+				clk_put(api_clk);
+			}
+			if (!IS_ERR(dsp_clk)) {
+				clk_disable(dsp_clk);
+				clk_put(dsp_clk);
+			}
+		}
+	}
 }
 
 static struct omap_mcbsp_ops omap1_mcbsp_ops = {
@@ -94,8 +114,6 @@ static struct omap_mcbsp_platform_data omap15xx_mcbsp_pdata[] = {
 		.rx_irq		= INT_McBSP1RX,
 		.tx_irq		= INT_McBSP1TX,
 		.ops		= &omap1_mcbsp_ops,
-		.clk_names	= clk_names,
-		.num_clks	= 3,
 	},
 	{
 		.phys_base	= OMAP1510_MCBSP2_BASE,
@@ -112,8 +130,6 @@ static struct omap_mcbsp_platform_data omap15xx_mcbsp_pdata[] = {
 		.rx_irq		= INT_McBSP3RX,
 		.tx_irq		= INT_McBSP3TX,
 		.ops		= &omap1_mcbsp_ops,
-		.clk_names	= clk_names,
-		.num_clks	= 3,
 	},
 };
 #define OMAP15XX_MCBSP_PDATA_SZ		ARRAY_SIZE(omap15xx_mcbsp_pdata)
@@ -131,8 +147,6 @@ static struct omap_mcbsp_platform_data omap16xx_mcbsp_pdata[] = {
 		.rx_irq		= INT_McBSP1RX,
 		.tx_irq		= INT_McBSP1TX,
 		.ops		= &omap1_mcbsp_ops,
-		.clk_names	= clk_names,
-		.num_clks	= 3,
 	},
 	{
 		.phys_base	= OMAP1610_MCBSP2_BASE,
@@ -149,8 +163,6 @@ static struct omap_mcbsp_platform_data omap16xx_mcbsp_pdata[] = {
 		.rx_irq		= INT_McBSP3RX,
 		.tx_irq		= INT_McBSP3TX,
 		.ops		= &omap1_mcbsp_ops,
-		.clk_names	= clk_names,
-		.num_clks	= 3,
 	},
 };
 #define OMAP16XX_MCBSP_PDATA_SZ		ARRAY_SIZE(omap16xx_mcbsp_pdata)

arch/arm/mach-omap2/Makefile

@@ -3,7 +3,7 @@
 #
 
 # Common support
-obj-y := irq.o id.o io.o memory.o control.o prcm.o clock.o mux.o \
+obj-y := irq.o id.o io.o sdrc.o control.o prcm.o clock.o mux.o \
 		devices.o serial.o gpmc.o timer-gp.o powerdomain.o \
 		clockdomain.o
 
@@ -14,6 +14,10 @@ obj-$(CONFIG_ARCH_OMAP2420)		+= sram242x.o
 obj-$(CONFIG_ARCH_OMAP2430)		+= sram243x.o
 obj-$(CONFIG_ARCH_OMAP3)		+= sram34xx.o
 
+# SMS/SDRC
+obj-$(CONFIG_ARCH_OMAP2)		+= sdrc2xxx.o
+# obj-$(CONFIG_ARCH_OMAP3)		+= sdrc3xxx.o
+
 # Power Management
 ifeq ($(CONFIG_PM),y)
 obj-y					+= pm.o

arch/arm/mach-omap2/board-2430sdp.c

@@ -185,7 +185,7 @@ static inline void __init sdp2430_init_smc91x(void)
 
 static void __init omap_2430sdp_init_irq(void)
 {
-	omap2_init_common_hw();
+	omap2_init_common_hw(NULL);
 	omap_init_irq();
 	omap_gpio_init();
 	sdp2430_init_smc91x();

arch/arm/mach-omap2/board-apollon.c

@@ -249,7 +249,7 @@ static inline void __init apollon_init_smc91x(void)
 
 static void __init omap_apollon_init_irq(void)
 {
-	omap2_init_common_hw();
+	omap2_init_common_hw(NULL);
 	omap_init_irq();
 	omap_gpio_init();
 	apollon_init_smc91x();

arch/arm/mach-omap2/board-generic.c

@@ -33,7 +33,7 @@
 
 static void __init omap_generic_init_irq(void)
 {
-	omap2_init_common_hw();
+	omap2_init_common_hw(NULL);
 	omap_init_irq();
 }
 

arch/arm/mach-omap2/board-h4.c

@@ -363,7 +363,7 @@ static void __init h4_init_flash(void)
 
 static void __init omap_h4_init_irq(void)
 {
-	omap2_init_common_hw();
+	omap2_init_common_hw(NULL);
 	omap_init_irq();
 	omap_gpio_init();
 	h4_init_flash();

arch/arm/mach-omap2/board-ldp.c

@@ -98,7 +98,7 @@ static inline void __init ldp_init_smc911x(void)
 
 static void __init omap_ldp_init_irq(void)
 {
-	omap2_init_common_hw();
+	omap2_init_common_hw(NULL);
 	omap_init_irq();
 	omap_gpio_init();
 	ldp_init_smc911x();

arch/arm/mach-omap2/board-omap3beagle.c

@@ -184,7 +184,7 @@ static int __init omap3_beagle_i2c_init(void)
 
 static void __init omap3_beagle_init_irq(void)
 {
-	omap2_init_common_hw();
+	omap2_init_common_hw(NULL);
 	omap_init_irq();
 	omap_gpio_init();
 }

arch/arm/mach-omap2/clock.h

@@ -21,13 +21,28 @@
 /* The maximum error between a target DPLL rate and the rounded rate in Hz */
 #define DEFAULT_DPLL_RATE_TOLERANCE	50000
 
+/* CM_CLKSEL2_PLL.CORE_CLK_SRC bits (2XXX) */
+#define CORE_CLK_SRC_32K		0x0
+#define CORE_CLK_SRC_DPLL		0x1
+#define CORE_CLK_SRC_DPLL_X2		0x2
+
+/* OMAP2xxx CM_CLKEN_PLL.EN_DPLL bits - for omap2_get_dpll_rate() */
+#define OMAP2XXX_EN_DPLL_LPBYPASS		0x1
+#define OMAP2XXX_EN_DPLL_FRBYPASS		0x2
+#define OMAP2XXX_EN_DPLL_LOCKED			0x3
+
+/* OMAP3xxx CM_CLKEN_PLL*.EN_*_DPLL bits - for omap2_get_dpll_rate() */
+#define OMAP3XXX_EN_DPLL_LPBYPASS		0x5
+#define OMAP3XXX_EN_DPLL_FRBYPASS		0x6
+#define OMAP3XXX_EN_DPLL_LOCKED			0x7
+
 int omap2_clk_init(void);
 int omap2_clk_enable(struct clk *clk);
 void omap2_clk_disable(struct clk *clk);
 long omap2_clk_round_rate(struct clk *clk, unsigned long rate);
 int omap2_clk_set_rate(struct clk *clk, unsigned long rate);
 int omap2_clk_set_parent(struct clk *clk, struct clk *new_parent);
-int omap2_dpll_rate_tolerance_set(struct clk *clk, unsigned int tolerance);
+int omap2_dpll_set_rate_tolerance(struct clk *clk, unsigned int tolerance);
 long omap2_dpll_round_rate(struct clk *clk, unsigned long target_rate);
 
 #ifdef CONFIG_OMAP_RESET_CLOCKS
@@ -36,7 +51,7 @@ void omap2_clk_disable_unused(struct clk *clk);
 #define omap2_clk_disable_unused	NULL
 #endif
 
-void omap2_clksel_recalc(struct clk *clk);
+unsigned long omap2_clksel_recalc(struct clk *clk);
 void omap2_init_clk_clkdm(struct clk *clk);
 void omap2_init_clksel_parent(struct clk *clk);
 u32 omap2_clksel_get_divisor(struct clk *clk);
@@ -44,13 +59,16 @@ u32 omap2_clksel_round_rate_div(struct clk *clk, unsigned long target_rate,
 				u32 *new_div);
 u32 omap2_clksel_to_divisor(struct clk *clk, u32 field_val);
 u32 omap2_divisor_to_clksel(struct clk *clk, u32 div);
-void omap2_fixed_divisor_recalc(struct clk *clk);
+unsigned long omap2_fixed_divisor_recalc(struct clk *clk);
 long omap2_clksel_round_rate(struct clk *clk, unsigned long target_rate);
 int omap2_clksel_set_rate(struct clk *clk, unsigned long rate);
 u32 omap2_get_dpll_rate(struct clk *clk);
 int omap2_wait_clock_ready(void __iomem *reg, u32 cval, const char *name);
 void omap2_clk_prepare_for_reboot(void);
 
+extern const struct clkops clkops_omap2_dflt_wait;
+extern const struct clkops clkops_omap2_dflt;
+
 extern u8 cpu_mask;
 
 /* clksel_rate data common to 24xx/343x */

arch/arm/mach-omap2/clock24xx.c

@@ -31,15 +31,192 @@
 #include <mach/clock.h>
 #include <mach/sram.h>
 #include <asm/div64.h>
+#include <asm/clkdev.h>
 
-#include "memory.h"
+#include <mach/sdrc.h>
 #include "clock.h"
-#include "clock24xx.h"
 #include "prm.h"
 #include "prm-regbits-24xx.h"
 #include "cm.h"
 #include "cm-regbits-24xx.h"
 
+static const struct clkops clkops_oscck;
+static const struct clkops clkops_fixed;
+
+#include "clock24xx.h"
+
+struct omap_clk {
+	u32		cpu;
+	struct clk_lookup lk;
+};
+
+#define CLK(dev, con, ck, cp) 		\
+	{				\
+		 .cpu = cp,		\
+		.lk = {			\
+			.dev_id = dev,	\
+			.con_id = con,	\
+			.clk = ck,	\
+		},			\
+	}
+
+#define CK_243X	(1 << 0)
+#define CK_242X	(1 << 1)
+
+static struct omap_clk omap24xx_clks[] = {
+	/* external root sources */
+	CLK(NULL,	"func_32k_ck",	&func_32k_ck,	CK_243X | CK_242X),
+	CLK(NULL,	"osc_ck",	&osc_ck,	CK_243X | CK_242X),
+	CLK(NULL,	"sys_ck",	&sys_ck,	CK_243X | CK_242X),
+	CLK(NULL,	"alt_ck",	&alt_ck,	CK_243X | CK_242X),
+	/* internal analog sources */
+	CLK(NULL,	"dpll_ck",	&dpll_ck,	CK_243X | CK_242X),
+	CLK(NULL,	"apll96_ck",	&apll96_ck,	CK_243X | CK_242X),
+	CLK(NULL,	"apll54_ck",	&apll54_ck,	CK_243X | CK_242X),
+	/* internal prcm root sources */
+	CLK(NULL,	"func_54m_ck",	&func_54m_ck,	CK_243X | CK_242X),
+	CLK(NULL,	"core_ck",	&core_ck,	CK_243X | CK_242X),
+	CLK(NULL,	"func_96m_ck",	&func_96m_ck,	CK_243X | CK_242X),
+	CLK(NULL,	"func_48m_ck",	&func_48m_ck,	CK_243X | CK_242X),
+	CLK(NULL,	"func_12m_ck",	&func_12m_ck,	CK_243X | CK_242X),
+	CLK(NULL,	"ck_wdt1_osc",	&wdt1_osc_ck,	CK_243X | CK_242X),
+	CLK(NULL,	"sys_clkout_src", &sys_clkout_src, CK_243X | CK_242X),
+	CLK(NULL,	"sys_clkout",	&sys_clkout,	CK_243X | CK_242X),
+	CLK(NULL,	"sys_clkout2_src", &sys_clkout2_src, CK_242X),
+	CLK(NULL,	"sys_clkout2",	&sys_clkout2,	CK_242X),
+	CLK(NULL,	"emul_ck",	&emul_ck,	CK_242X),
+	/* mpu domain clocks */
+	CLK(NULL,	"mpu_ck",	&mpu_ck,	CK_243X | CK_242X),
+	/* dsp domain clocks */
+	CLK(NULL,	"dsp_fck",	&dsp_fck,	CK_243X | CK_242X),
+	CLK(NULL,	"dsp_irate_ick", &dsp_irate_ick, CK_243X | CK_242X),
+	CLK(NULL,	"dsp_ick",	&dsp_ick,	CK_242X),
+	CLK(NULL,	"iva2_1_ick",	&iva2_1_ick,	CK_243X),
+	CLK(NULL,	"iva1_ifck",	&iva1_ifck,	CK_242X),
+	CLK(NULL,	"iva1_mpu_int_ifck", &iva1_mpu_int_ifck, CK_242X),
+	/* GFX domain clocks */
+	CLK(NULL,	"gfx_3d_fck",	&gfx_3d_fck,	CK_243X | CK_242X),
+	CLK(NULL,	"gfx_2d_fck",	&gfx_2d_fck,	CK_243X | CK_242X),
+	CLK(NULL,	"gfx_ick",	&gfx_ick,	CK_243X | CK_242X),
+	/* Modem domain clocks */
+	CLK(NULL,	"mdm_ick",	&mdm_ick,	CK_243X),
+	CLK(NULL,	"mdm_osc_ck",	&mdm_osc_ck,	CK_243X),
+	/* DSS domain clocks */
+	CLK(NULL,	"dss_ick",	&dss_ick,	CK_243X | CK_242X),
+	CLK(NULL,	"dss1_fck",	&dss1_fck,	CK_243X | CK_242X),
+	CLK(NULL,	"dss2_fck",	&dss2_fck,	CK_243X | CK_242X),
+	CLK(NULL,	"dss_54m_fck",	&dss_54m_fck,	CK_243X | CK_242X),
+	/* L3 domain clocks */
+	CLK(NULL,	"core_l3_ck",	&core_l3_ck,	CK_243X | CK_242X),
+	CLK(NULL,	"ssi_fck",	&ssi_ssr_sst_fck, CK_243X | CK_242X),
+	CLK(NULL,	"usb_l4_ick",	&usb_l4_ick,	CK_243X | CK_242X),
+	/* L4 domain clocks */
+	CLK(NULL,	"l4_ck",	&l4_ck,		CK_243X | CK_242X),
+	CLK(NULL,	"ssi_l4_ick",	&ssi_l4_ick,	CK_243X | CK_242X),
+	/* virtual meta-group clock */
+	CLK(NULL,	"virt_prcm_set", &virt_prcm_set, CK_243X | CK_242X),
+	/* general l4 interface ck, multi-parent functional clk */
+	CLK(NULL,	"gpt1_ick",	&gpt1_ick,	CK_243X | CK_242X),
+	CLK(NULL,	"gpt1_fck",	&gpt1_fck,	CK_243X | CK_242X),
+	CLK(NULL,	"gpt2_ick",	&gpt2_ick,	CK_243X | CK_242X),
+	CLK(NULL,	"gpt2_fck",	&gpt2_fck,	CK_243X | CK_242X),
+	CLK(NULL,	"gpt3_ick",	&gpt3_ick,	CK_243X | CK_242X),
+	CLK(NULL,	"gpt3_fck",	&gpt3_fck,	CK_243X | CK_242X),
+	CLK(NULL,	"gpt4_ick",	&gpt4_ick,	CK_243X | CK_242X),
+	CLK(NULL,	"gpt4_fck",	&gpt4_fck,	CK_243X | CK_242X),
+	CLK(NULL,	"gpt5_ick",	&gpt5_ick,	CK_243X | CK_242X),
+	CLK(NULL,	"gpt5_fck",	&gpt5_fck,	CK_243X | CK_242X),
+	CLK(NULL,	"gpt6_ick",	&gpt6_ick,	CK_243X | CK_242X),
+	CLK(NULL,	"gpt6_fck",	&gpt6_fck,	CK_243X | CK_242X),
+	CLK(NULL,	"gpt7_ick",	&gpt7_ick,	CK_243X | CK_242X),
+	CLK(NULL,	"gpt7_fck",	&gpt7_fck,	CK_243X | CK_242X),
+	CLK(NULL,	"gpt8_ick",	&gpt8_ick,	CK_243X | CK_242X),
+	CLK(NULL,	"gpt8_fck",	&gpt8_fck,	CK_243X | CK_242X),
+	CLK(NULL,	"gpt9_ick",	&gpt9_ick,	CK_243X | CK_242X),
+	CLK(NULL,	"gpt9_fck",	&gpt9_fck,	CK_243X | CK_242X),
+	CLK(NULL,	"gpt10_ick",	&gpt10_ick,	CK_243X | CK_242X),
+	CLK(NULL,	"gpt10_fck",	&gpt10_fck,	CK_243X | CK_242X),
+	CLK(NULL,	"gpt11_ick",	&gpt11_ick,	CK_243X | CK_242X),
+	CLK(NULL,	"gpt11_fck",	&gpt11_fck,	CK_243X | CK_242X),
+	CLK(NULL,	"gpt12_ick",	&gpt12_ick,	CK_243X | CK_242X),
+	CLK(NULL,	"gpt12_fck",	&gpt12_fck,	CK_243X | CK_242X),
+	CLK("omap-mcbsp.1", "ick",	&mcbsp1_ick,	CK_243X | CK_242X),
+	CLK("omap-mcbsp.1", "fck",	&mcbsp1_fck,	CK_243X | CK_242X),
+	CLK("omap-mcbsp.2", "ick",	&mcbsp2_ick,	CK_243X | CK_242X),
+	CLK("omap-mcbsp.2", "fck",	&mcbsp2_fck,	CK_243X | CK_242X),
+	CLK("omap-mcbsp.3", "ick",	&mcbsp3_ick,	CK_243X),
+	CLK("omap-mcbsp.3", "fck",	&mcbsp3_fck,	CK_243X),
+	CLK("omap-mcbsp.4", "ick",	&mcbsp4_ick,	CK_243X),
+	CLK("omap-mcbsp.4", "fck",	&mcbsp4_fck,	CK_243X),
+	CLK("omap-mcbsp.5", "ick",	&mcbsp5_ick,	CK_243X),
+	CLK("omap-mcbsp.5", "fck",	&mcbsp5_fck,	CK_243X),
+	CLK("omap2_mcspi.1", "ick",	&mcspi1_ick,	CK_243X | CK_242X),
+	CLK("omap2_mcspi.1", "fck",	&mcspi1_fck,	CK_243X | CK_242X),
+	CLK("omap2_mcspi.2", "ick",	&mcspi2_ick,	CK_243X | CK_242X),
+	CLK("omap2_mcspi.2", "fck",	&mcspi2_fck,	CK_243X | CK_242X),
+	CLK("omap2_mcspi.3", "ick",	&mcspi3_ick,	CK_243X),
+	CLK("omap2_mcspi.3", "fck",	&mcspi3_fck,	CK_243X),
+	CLK(NULL,	"uart1_ick",	&uart1_ick,	CK_243X | CK_242X),
+	CLK(NULL,	"uart1_fck",	&uart1_fck,	CK_243X | CK_242X),
+	CLK(NULL,	"uart2_ick",	&uart2_ick,	CK_243X | CK_242X),
+	CLK(NULL,	"uart2_fck",	&uart2_fck,	CK_243X | CK_242X),
+	CLK(NULL,	"uart3_ick",	&uart3_ick,	CK_243X | CK_242X),
+	CLK(NULL,	"uart3_fck",	&uart3_fck,	CK_243X | CK_242X),
+	CLK(NULL,	"gpios_ick",	&gpios_ick,	CK_243X | CK_242X),
+	CLK(NULL,	"gpios_fck",	&gpios_fck,	CK_243X | CK_242X),
+	CLK("omap_wdt",	"ick",		&mpu_wdt_ick,	CK_243X | CK_242X),
+	CLK("omap_wdt",	"fck",		&mpu_wdt_fck,	CK_243X | CK_242X),
+	CLK(NULL,	"sync_32k_ick",	&sync_32k_ick,	CK_243X | CK_242X),
+	CLK(NULL,	"wdt1_ick",	&wdt1_ick,	CK_243X | CK_242X),
+	CLK(NULL,	"omapctrl_ick",	&omapctrl_ick,	CK_243X | CK_242X),
+	CLK(NULL,	"icr_ick",	&icr_ick,	CK_243X),
+	CLK("omap24xxcam", "fck",	&cam_fck,	CK_243X | CK_242X),
+	CLK("omap24xxcam", "ick",	&cam_ick,	CK_243X | CK_242X),
+	CLK(NULL,	"mailboxes_ick", &mailboxes_ick,	CK_243X | CK_242X),
+	CLK(NULL,	"wdt4_ick",	&wdt4_ick,	CK_243X | CK_242X),
+	CLK(NULL,	"wdt4_fck",	&wdt4_fck,	CK_243X | CK_242X),
+	CLK(NULL,	"wdt3_ick",	&wdt3_ick,	CK_242X),
+	CLK(NULL,	"wdt3_fck",	&wdt3_fck,	CK_242X),
+	CLK(NULL,	"mspro_ick",	&mspro_ick,	CK_243X | CK_242X),
+	CLK(NULL,	"mspro_fck",	&mspro_fck,	CK_243X | CK_242X),
+	CLK("mmci-omap.0", "ick",	&mmc_ick,	CK_242X),
+	CLK("mmci-omap.0", "fck",	&mmc_fck,	CK_242X),
+	CLK(NULL,	"fac_ick",	&fac_ick,	CK_243X | CK_242X),
+	CLK(NULL,	"fac_fck",	&fac_fck,	CK_243X | CK_242X),
+	CLK(NULL,	"eac_ick",	&eac_ick,	CK_242X),
+	CLK(NULL,	"eac_fck",	&eac_fck,	CK_242X),
+	CLK("omap_hdq.0", "ick",	&hdq_ick,	CK_243X | CK_242X),
+	CLK("omap_hdq.1", "fck",	&hdq_fck,	CK_243X | CK_242X),
+	CLK("i2c_omap.1", "ick",	&i2c1_ick,	CK_243X | CK_242X),
+	CLK("i2c_omap.1", "fck",	&i2c1_fck,	CK_242X),
+	CLK("i2c_omap.1", "fck",	&i2chs1_fck,	CK_243X),
+	CLK("i2c_omap.2", "ick",	&i2c2_ick,	CK_243X | CK_242X),
+	CLK("i2c_omap.2", "fck",	&i2c2_fck,	CK_242X),
+	CLK("i2c_omap.2", "fck",	&i2chs2_fck,	CK_243X),
+	CLK(NULL,	"gpmc_fck",	&gpmc_fck,	CK_243X | CK_242X),
+	CLK(NULL,	"sdma_fck",	&sdma_fck,	CK_243X | CK_242X),
+	CLK(NULL,	"sdma_ick",	&sdma_ick,	CK_243X | CK_242X),
+	CLK(NULL,	"vlynq_ick",	&vlynq_ick,	CK_242X),
+	CLK(NULL,	"vlynq_fck",	&vlynq_fck,	CK_242X),
+	CLK(NULL,	"sdrc_ick",	&sdrc_ick,	CK_243X),
+	CLK(NULL,	"des_ick",	&des_ick,	CK_243X | CK_242X),
+	CLK(NULL,	"sha_ick",	&sha_ick,	CK_243X | CK_242X),
+	CLK("omap_rng",	"ick",		&rng_ick,	CK_243X | CK_242X),
+	CLK(NULL,	"aes_ick",	&aes_ick,	CK_243X | CK_242X),
+	CLK(NULL,	"pka_ick",	&pka_ick,	CK_243X | CK_242X),
+	CLK(NULL,	"usb_fck",	&usb_fck,	CK_243X | CK_242X),
+	CLK(NULL,	"usbhs_ick",	&usbhs_ick,	CK_243X),
+	CLK("mmci-omap-hs.0", "ick",	&mmchs1_ick,	CK_243X),
+	CLK("mmci-omap-hs.0", "fck",	&mmchs1_fck,	CK_243X),
+	CLK("mmci-omap-hs.1", "ick",	&mmchs2_ick,	CK_243X),
+	CLK("mmci-omap-hs.1", "fck",	&mmchs2_fck,	CK_243X),
+	CLK(NULL,	"gpio5_ick",	&gpio5_ick,	CK_243X),
+	CLK(NULL,	"gpio5_fck",	&gpio5_fck,	CK_243X),
+	CLK(NULL,	"mdm_intc_ick",	&mdm_intc_ick,	CK_243X),
+	CLK("mmci-omap-hs.0", "mmchsdb_fck",	&mmchsdb1_fck,	CK_243X),
+	CLK("mmci-omap-hs.1", "mmchsdb_fck", 	&mmchsdb2_fck,	CK_243X),
+};
+
 /* CM_CLKEN_PLL.EN_{54,96}M_PLL options (24XX) */
 #define EN_APLL_STOPPED			0
 #define EN_APLL_LOCKED			3
@@ -59,19 +236,32 @@ static struct clk *sclk;
  * Omap24xx specific clock functions
  *-------------------------------------------------------------------------*/
 
-/* This actually returns the rate of core_ck, not dpll_ck. */
-static u32 omap2_get_dpll_rate_24xx(struct clk *tclk)
+/**
+ * omap2xxx_clk_get_core_rate - return the CORE_CLK rate
+ * @clk: pointer to the combined dpll_ck + core_ck (currently "dpll_ck")
+ *
+ * Returns the CORE_CLK rate.  CORE_CLK can have one of three rate
+ * sources on OMAP2xxx: the DPLL CLKOUT rate, DPLL CLKOUTX2, or 32KHz
+ * (the latter is unusual).  This currently should be called with
+ * struct clk *dpll_ck, which is a composite clock of dpll_ck and
+ * core_ck.
+ */
+static unsigned long omap2xxx_clk_get_core_rate(struct clk *clk)
 {
-	long long dpll_clk;
-	u8 amult;
+	long long core_clk;
+	u32 v;
+
+	core_clk = omap2_get_dpll_rate(clk);
 
-	dpll_clk = omap2_get_dpll_rate(tclk);
+	v = cm_read_mod_reg(PLL_MOD, CM_CLKSEL2);
+	v &= OMAP24XX_CORE_CLK_SRC_MASK;
 
-	amult = cm_read_mod_reg(PLL_MOD, CM_CLKSEL2);
-	amult &= OMAP24XX_CORE_CLK_SRC_MASK;
-	dpll_clk *= amult;
+	if (v == CORE_CLK_SRC_32K)
+		core_clk = 32768;
+	else
+		core_clk *= v;
 
-	return dpll_clk;
+	return core_clk;
 }
 
 static int omap2_enable_osc_ck(struct clk *clk)
@@ -96,6 +286,11 @@ static void omap2_disable_osc_ck(struct clk *clk)
 		      OMAP24XX_PRCM_CLKSRC_CTRL);
 }
 
+static const struct clkops clkops_oscck = {
+	.enable		= &omap2_enable_osc_ck,
+	.disable	= &omap2_disable_osc_ck,
+};
+
 #ifdef OLD_CK
 /* Recalculate SYST_CLK */
 static void omap2_sys_clk_recalc(struct clk * clk)
@@ -149,11 +344,16 @@ static void omap2_clk_fixed_disable(struct clk *clk)
 	cm_write_mod_reg(cval, PLL_MOD, CM_CLKEN);
 }
 
+static const struct clkops clkops_fixed = {
+	.enable		= &omap2_clk_fixed_enable,
+	.disable	= &omap2_clk_fixed_disable,
+};
+
 /*
  * Uses the current prcm set to tell if a rate is valid.
  * You can go slower, but not faster within a given rate set.
  */
-long omap2_dpllcore_round_rate(unsigned long target_rate)
+static long omap2_dpllcore_round_rate(unsigned long target_rate)
 {
 	u32 high, low, core_clk_src;
 
@@ -182,11 +382,9 @@ long omap2_dpllcore_round_rate(unsigned long target_rate)
 
 }
 
-static void omap2_dpllcore_recalc(struct clk *clk)
+static unsigned long omap2_dpllcore_recalc(struct clk *clk)
 {
-	clk->rate = omap2_get_dpll_rate_24xx(clk);
-
-	propagate_rate(clk);
+	return omap2xxx_clk_get_core_rate(clk);
 }
 
 static int omap2_reprogram_dpllcore(struct clk *clk, unsigned long rate)
@@ -195,22 +393,19 @@ static int omap2_reprogram_dpllcore(struct clk *clk, unsigned long rate)
 	u32 bypass = 0;
 	struct prcm_config tmpset;
 	const struct dpll_data *dd;
-	unsigned long flags;
-	int ret = -EINVAL;
 
-	local_irq_save(flags);
-	cur_rate = omap2_get_dpll_rate_24xx(&dpll_ck);
+	cur_rate = omap2xxx_clk_get_core_rate(&dpll_ck);
 	mult = cm_read_mod_reg(PLL_MOD, CM_CLKSEL2);
 	mult &= OMAP24XX_CORE_CLK_SRC_MASK;
 
 	if ((rate == (cur_rate / 2)) && (mult == 2)) {
-		omap2_reprogram_sdrc(CORE_CLK_SRC_DPLL, 1);
+		omap2xxx_sdrc_reprogram(CORE_CLK_SRC_DPLL, 1);
 	} else if ((rate == (cur_rate * 2)) && (mult == 1)) {
-		omap2_reprogram_sdrc(CORE_CLK_SRC_DPLL_X2, 1);
+		omap2xxx_sdrc_reprogram(CORE_CLK_SRC_DPLL_X2, 1);
 	} else if (rate != cur_rate) {
 		valid_rate = omap2_dpllcore_round_rate(rate);
 		if (valid_rate != rate)
-			goto dpll_exit;
+			return -EINVAL;
 
 		if (mult == 1)
 			low = curr_prcm_set->dpll_speed;
@@ -219,7 +414,7 @@ static int omap2_reprogram_dpllcore(struct clk *clk, unsigned long rate)
 
 		dd = clk->dpll_data;
 		if (!dd)
-			goto dpll_exit;
+			return -EINVAL;
 
 		tmpset.cm_clksel1_pll = __raw_readl(dd->mult_div1_reg);
 		tmpset.cm_clksel1_pll &= ~(dd->mult_mask |
@@ -245,22 +440,19 @@ static int omap2_reprogram_dpllcore(struct clk *clk, unsigned long rate)
 		if (rate == curr_prcm_set->xtal_speed)	/* If asking for 1-1 */
 			bypass = 1;
 
-		omap2_reprogram_sdrc(CORE_CLK_SRC_DPLL_X2, 1); /* For init_mem */
+		/* For omap2xxx_sdrc_init_params() */
+		omap2xxx_sdrc_reprogram(CORE_CLK_SRC_DPLL_X2, 1);
 
 		/* Force dll lock mode */
 		omap2_set_prcm(tmpset.cm_clksel1_pll, tmpset.base_sdrc_rfr,
 			       bypass);
 
 		/* Errata: ret dll entry state */
-		omap2_init_memory_params(omap2_dll_force_needed());
-		omap2_reprogram_sdrc(done_rate, 0);
+		omap2xxx_sdrc_init_params(omap2xxx_sdrc_dll_is_unlocked());
+		omap2xxx_sdrc_reprogram(done_rate, 0);
 	}
-	omap2_dpllcore_recalc(&dpll_ck);
-	ret = 0;
 
-dpll_exit:
-	local_irq_restore(flags);
-	return(ret);
+	return 0;
 }
 
 /**
@@ -269,9 +461,9 @@ static int omap2_reprogram_dpllcore(struct clk *clk, unsigned long rate)
  *
  * Set virt_prcm_set's rate to the mpu_speed field of the current PRCM set.
  */
-static void omap2_table_mpu_recalc(struct clk *clk)
+static unsigned long omap2_table_mpu_recalc(struct clk *clk)
 {
-	clk->rate = curr_prcm_set->mpu_speed;
+	return curr_prcm_set->mpu_speed;
 }
 
 /*
@@ -337,12 +529,12 @@ static int omap2_select_table_rate(struct clk *clk, unsigned long rate)
 	}
 
 	curr_prcm_set = prcm;
-	cur_rate = omap2_get_dpll_rate_24xx(&dpll_ck);
+	cur_rate = omap2xxx_clk_get_core_rate(&dpll_ck);
 
 	if (prcm->dpll_speed == cur_rate / 2) {
-		omap2_reprogram_sdrc(CORE_CLK_SRC_DPLL, 1);
+		omap2xxx_sdrc_reprogram(CORE_CLK_SRC_DPLL, 1);
 	} else if (prcm->dpll_speed == cur_rate * 2) {
-		omap2_reprogram_sdrc(CORE_CLK_SRC_DPLL_X2, 1);
+		omap2xxx_sdrc_reprogram(CORE_CLK_SRC_DPLL_X2, 1);
 	} else if (prcm->dpll_speed != cur_rate) {
 		local_irq_save(flags);
 
@@ -366,27 +558,67 @@ static int omap2_select_table_rate(struct clk *clk, unsigned long rate)
 
 		/* Major subsystem dividers */
 		tmp = cm_read_mod_reg(CORE_MOD, CM_CLKSEL1) & OMAP24XX_CLKSEL_DSS2_MASK;
-		cm_write_mod_reg(prcm->cm_clksel1_core | tmp, CORE_MOD, CM_CLKSEL1);
+		cm_write_mod_reg(prcm->cm_clksel1_core | tmp, CORE_MOD,
+				 CM_CLKSEL1);
+
 		if (cpu_is_omap2430())
 			cm_write_mod_reg(prcm->cm_clksel_mdm,
 					 OMAP2430_MDM_MOD, CM_CLKSEL);
 
-		/* x2 to enter init_mem */
-		omap2_reprogram_sdrc(CORE_CLK_SRC_DPLL_X2, 1);
+		/* x2 to enter omap2xxx_sdrc_init_params() */
+		omap2xxx_sdrc_reprogram(CORE_CLK_SRC_DPLL_X2, 1);
 
 		omap2_set_prcm(prcm->cm_clksel1_pll, prcm->base_sdrc_rfr,
 			       bypass);
 
-		omap2_init_memory_params(omap2_dll_force_needed());
-		omap2_reprogram_sdrc(done_rate, 0);
+		omap2xxx_sdrc_init_params(omap2xxx_sdrc_dll_is_unlocked());
+		omap2xxx_sdrc_reprogram(done_rate, 0);
 
 		local_irq_restore(flags);
 	}
-	omap2_dpllcore_recalc(&dpll_ck);
 
 	return 0;
 }
 
+#ifdef CONFIG_CPU_FREQ
+/*
+ * Walk PRCM rate table and fillout cpufreq freq_table
+ */
+static struct cpufreq_frequency_table freq_table[ARRAY_SIZE(rate_table)];
+
+void omap2_clk_init_cpufreq_table(struct cpufreq_frequency_table **table)
+{
+	struct prcm_config *prcm;
+	int i = 0;
+
+	for (prcm = rate_table; prcm->mpu_speed; prcm++) {
+		if (!(prcm->flags & cpu_mask))
+			continue;
+		if (prcm->xtal_speed != sys_ck.rate)
+			continue;
+
+		/* don't put bypass rates in table */
+		if (prcm->dpll_speed == prcm->xtal_speed)
+			continue;
+
+		freq_table[i].index = i;
+		freq_table[i].frequency = prcm->mpu_speed / 1000;
+		i++;
+	}
+
+	if (i == 0) {
+		printk(KERN_WARNING "%s: failed to initialize frequency "
+		       "table\n", __func__);
+		return;
+	}
+
+	freq_table[i].index = i;
+	freq_table[i].frequency = CPUFREQ_TABLE_END;
+
+	*table = &freq_table[0];
+}
+#endif
+
 static struct clk_functions omap2_clk_functions = {
 	.clk_enable		= omap2_clk_enable,
 	.clk_disable		= omap2_clk_disable,
@@ -394,24 +626,27 @@ static struct clk_functions omap2_clk_functions = {
 	.clk_set_rate		= omap2_clk_set_rate,
 	.clk_set_parent		= omap2_clk_set_parent,
 	.clk_disable_unused	= omap2_clk_disable_unused,
+#ifdef	CONFIG_CPU_FREQ
+	.clk_init_cpufreq_table	= omap2_clk_init_cpufreq_table,
+#endif
 };
 
 static u32 omap2_get_apll_clkin(void)
 {
-	u32 aplls, sclk = 0;
+	u32 aplls, srate = 0;
 
 	aplls = cm_read_mod_reg(PLL_MOD, CM_CLKSEL1);
 	aplls &= OMAP24XX_APLLS_CLKIN_MASK;
 	aplls >>= OMAP24XX_APLLS_CLKIN_SHIFT;
 
 	if (aplls == APLLS_CLKIN_19_2MHZ)
-		sclk = 19200000;
+		srate = 19200000;
 	else if (aplls == APLLS_CLKIN_13MHZ)
-		sclk = 13000000;
+		srate = 13000000;
 	else if (aplls == APLLS_CLKIN_12MHZ)
-		sclk = 12000000;
+		srate = 12000000;
 
-	return sclk;
+	return srate;
 }
 
 static u32 omap2_get_sysclkdiv(void)
@@ -425,16 +660,14 @@ static u32 omap2_get_sysclkdiv(void)
 	return div;
 }
 
-static void omap2_osc_clk_recalc(struct clk *clk)
+static unsigned long omap2_osc_clk_recalc(struct clk *clk)
 {
-	clk->rate = omap2_get_apll_clkin() * omap2_get_sysclkdiv();
-	propagate_rate(clk);
+	return omap2_get_apll_clkin() * omap2_get_sysclkdiv();
 }
 
-static void omap2_sys_clk_recalc(struct clk *clk)
+static unsigned long omap2_sys_clk_recalc(struct clk *clk)
 {
-	clk->rate = clk->parent->rate / omap2_get_sysclkdiv();
-	propagate_rate(clk);
+	return clk->parent->rate / omap2_get_sysclkdiv();
 }
 
 /*
@@ -460,7 +693,7 @@ static int __init omap2_clk_arch_init(void)
 	if (!mpurate)
 		return -EINVAL;
 
-	if (omap2_select_table_rate(&virt_prcm_set, mpurate))
+	if (clk_set_rate(&virt_prcm_set, mpurate))
 		printk(KERN_ERR "Could not find matching MPU rate\n");
 
 	recalculate_root_clocks();
@@ -477,8 +710,8 @@ arch_initcall(omap2_clk_arch_init);
 int __init omap2_clk_init(void)
 {
 	struct prcm_config *prcm;
-	struct clk **clkp;
-	u32 clkrate;
+	struct omap_clk *c;
+	u32 clkrate, cpu_mask;
 
 	if (cpu_is_omap242x())
 		cpu_mask = RATE_IN_242X;
@@ -487,26 +720,28 @@ int __init omap2_clk_init(void)
 
 	clk_init(&omap2_clk_functions);
 
-	omap2_osc_clk_recalc(&osc_ck);
-	omap2_sys_clk_recalc(&sys_ck);
+	osc_ck.rate = omap2_osc_clk_recalc(&osc_ck);
+	propagate_rate(&osc_ck);
+	sys_ck.rate = omap2_sys_clk_recalc(&sys_ck);
+	propagate_rate(&sys_ck);
 
-	for (clkp = onchip_24xx_clks;
-	     clkp < onchip_24xx_clks + ARRAY_SIZE(onchip_24xx_clks);
-	     clkp++) {
+	for (c = omap24xx_clks; c < omap24xx_clks + ARRAY_SIZE(omap24xx_clks); c++)
+		clk_init_one(c->lk.clk);
 
-		if ((*clkp)->flags & CLOCK_IN_OMAP242X && cpu_is_omap2420()) {
-			clk_register(*clkp);
-			continue;
-		}
+	cpu_mask = 0;
+	if (cpu_is_omap2420())
+		cpu_mask |= CK_242X;
+	if (cpu_is_omap2430())
+		cpu_mask |= CK_243X;
 
-		if ((*clkp)->flags & CLOCK_IN_OMAP243X && cpu_is_omap2430()) {
-			clk_register(*clkp);
-			continue;
+	for (c = omap24xx_clks; c < omap24xx_clks + ARRAY_SIZE(omap24xx_clks); c++)
+		if (c->cpu & cpu_mask) {
+			clkdev_add(&c->lk);
+			clk_register(c->lk.clk);
 		}
-	}
 
 	/* Check the MPU rate set by bootloader */
-	clkrate = omap2_get_dpll_rate_24xx(&dpll_ck);
+	clkrate = omap2xxx_clk_get_core_rate(&dpll_ck);
 	for (prcm = rate_table; prcm->mpu_speed; prcm++) {
 		if (!(prcm->flags & cpu_mask))
 			continue;

arch/arm/mach-omap2/clockdomain.c

@@ -22,6 +22,7 @@
 #include <linux/delay.h>
 #include <linux/clk.h>
 #include <linux/limits.h>
+#include <linux/err.h>
 
 #include <linux/io.h>
 
@@ -71,16 +72,13 @@ static void _autodep_lookup(struct clkdm_pwrdm_autodep *autodep)
 	if (!omap_chip_is(autodep->omap_chip))
 		return;
 
-	pwrdm = pwrdm_lookup(autodep->pwrdm_name);
+	pwrdm = pwrdm_lookup(autodep->pwrdm.name);
 	if (!pwrdm) {
-		pr_debug("clockdomain: _autodep_lookup: powerdomain %s "
-			 "does not exist\n", autodep->pwrdm_name);
-		WARN_ON(1);
-		return;
+		pr_err("clockdomain: autodeps: powerdomain %s does not exist\n",
+			 autodep->pwrdm.name);
+		pwrdm = ERR_PTR(-ENOENT);
 	}
-	autodep->pwrdm = pwrdm;
-
-	return;
+	autodep->pwrdm.ptr = pwrdm;
 }
 
 /*
@@ -95,16 +93,19 @@ static void _clkdm_add_autodeps(struct clockdomain *clkdm)
 {
 	struct clkdm_pwrdm_autodep *autodep;
 
-	for (autodep = autodeps; autodep->pwrdm_name; autodep++) {
-		if (!autodep->pwrdm)
+	for (autodep = autodeps; autodep->pwrdm.ptr; autodep++) {
+		if (IS_ERR(autodep->pwrdm.ptr))
+			continue;
+
+		if (!omap_chip_is(autodep->omap_chip))
 			continue;
 
 		pr_debug("clockdomain: adding %s sleepdep/wkdep for "
-			 "pwrdm %s\n", autodep->pwrdm_name,
-			 clkdm->pwrdm->name);
+			 "pwrdm %s\n", autodep->pwrdm.ptr->name,
+			 clkdm->pwrdm.ptr->name);
 
-		pwrdm_add_sleepdep(clkdm->pwrdm, autodep->pwrdm);
-		pwrdm_add_wkdep(clkdm->pwrdm, autodep->pwrdm);
+		pwrdm_add_sleepdep(clkdm->pwrdm.ptr, autodep->pwrdm.ptr);
+		pwrdm_add_wkdep(clkdm->pwrdm.ptr, autodep->pwrdm.ptr);
 	}
 }
 
@@ -120,16 +121,19 @@ static void _clkdm_del_autodeps(struct clockdomain *clkdm)
 {
 	struct clkdm_pwrdm_autodep *autodep;
 
-	for (autodep = autodeps; autodep->pwrdm_name; autodep++) {
-		if (!autodep->pwrdm)
+	for (autodep = autodeps; autodep->pwrdm.ptr; autodep++) {
+		if (IS_ERR(autodep->pwrdm.ptr))
+			continue;
+
+		if (!omap_chip_is(autodep->omap_chip))
 			continue;
 
 		pr_debug("clockdomain: removing %s sleepdep/wkdep for "
-			 "pwrdm %s\n", autodep->pwrdm_name,
-			 clkdm->pwrdm->name);
+			 "pwrdm %s\n", autodep->pwrdm.ptr->name,
+			 clkdm->pwrdm.ptr->name);
 
-		pwrdm_del_sleepdep(clkdm->pwrdm, autodep->pwrdm);
-		pwrdm_del_wkdep(clkdm->pwrdm, autodep->pwrdm);
+		pwrdm_del_sleepdep(clkdm->pwrdm.ptr, autodep->pwrdm.ptr);
+		pwrdm_del_wkdep(clkdm->pwrdm.ptr, autodep->pwrdm.ptr);
 	}
 }
 
@@ -179,7 +183,7 @@ void clkdm_init(struct clockdomain **clkdms,
 
 	autodeps = init_autodeps;
 	if (autodeps)
-		for (autodep = autodeps; autodep->pwrdm_name; autodep++)
+		for (autodep = autodeps; autodep->pwrdm.ptr; autodep++)
 			_autodep_lookup(autodep);
 }
 
@@ -202,20 +206,20 @@ int clkdm_register(struct clockdomain *clkdm)
 	if (!omap_chip_is(clkdm->omap_chip))
 		return -EINVAL;
 
-	pwrdm = pwrdm_lookup(clkdm->pwrdm_name);
+	pwrdm = pwrdm_lookup(clkdm->pwrdm.name);
 	if (!pwrdm) {
-		pr_debug("clockdomain: clkdm_register %s: powerdomain %s "
-			 "does not exist\n", clkdm->name, clkdm->pwrdm_name);
+		pr_err("clockdomain: %s: powerdomain %s does not exist\n",
+			clkdm->name, clkdm->pwrdm.name);
 		return -EINVAL;
 	}
-	clkdm->pwrdm = pwrdm;
+	clkdm->pwrdm.ptr = pwrdm;
 
 	mutex_lock(&clkdm_mutex);
 	/* Verify that the clockdomain is not already registered */
 	if (_clkdm_lookup(clkdm->name)) {
 		ret = -EEXIST;
 		goto cr_unlock;
-	};
+	}
 
 	list_add(&clkdm->node, &clkdm_list);
 
@@ -242,7 +246,7 @@ int clkdm_unregister(struct clockdomain *clkdm)
 	if (!clkdm)
 		return -EINVAL;
 
-	pwrdm_del_clkdm(clkdm->pwrdm, clkdm);
+	pwrdm_del_clkdm(clkdm->pwrdm.ptr, clkdm);
 
 	mutex_lock(&clkdm_mutex);
 	list_del(&clkdm->node);
@@ -327,7 +331,7 @@ struct powerdomain *clkdm_get_pwrdm(struct clockdomain *clkdm)
 	if (!clkdm)
 		return NULL;
 
-	return clkdm->pwrdm;
+	return clkdm->pwrdm.ptr;
 }
 
 
@@ -348,7 +352,7 @@ static int omap2_clkdm_clktrctrl_read(struct clockdomain *clkdm)
 	if (!clkdm)
 		return -EINVAL;
 
-	v = cm_read_mod_reg(clkdm->pwrdm->prcm_offs, CM_CLKSTCTRL);
+	v = cm_read_mod_reg(clkdm->pwrdm.ptr->prcm_offs, CM_CLKSTCTRL);
 	v &= clkdm->clktrctrl_mask;
 	v >>= __ffs(clkdm->clktrctrl_mask);
 
@@ -380,7 +384,7 @@ int omap2_clkdm_sleep(struct clockdomain *clkdm)
 	if (cpu_is_omap24xx()) {
 
 		cm_set_mod_reg_bits(OMAP24XX_FORCESTATE,
-				    clkdm->pwrdm->prcm_offs, PM_PWSTCTRL);
+				    clkdm->pwrdm.ptr->prcm_offs, PM_PWSTCTRL);
 
 	} else if (cpu_is_omap34xx()) {
 
@@ -388,7 +392,7 @@ int omap2_clkdm_sleep(struct clockdomain *clkdm)
 			 __ffs(clkdm->clktrctrl_mask));
 
 		cm_rmw_mod_reg_bits(clkdm->clktrctrl_mask, v,
-				    clkdm->pwrdm->prcm_offs, CM_CLKSTCTRL);
+				    clkdm->pwrdm.ptr->prcm_offs, CM_CLKSTCTRL);
 
 	} else {
 		BUG();
@@ -422,7 +426,7 @@ int omap2_clkdm_wakeup(struct clockdomain *clkdm)
 	if (cpu_is_omap24xx()) {
 
 		cm_clear_mod_reg_bits(OMAP24XX_FORCESTATE,
-				      clkdm->pwrdm->prcm_offs, PM_PWSTCTRL);
+				      clkdm->pwrdm.ptr->prcm_offs, PM_PWSTCTRL);
 
 	} else if (cpu_is_omap34xx()) {
 
@@ -430,7 +434,7 @@ int omap2_clkdm_wakeup(struct clockdomain *clkdm)
 			 __ffs(clkdm->clktrctrl_mask));
 
 		cm_rmw_mod_reg_bits(clkdm->clktrctrl_mask, v,
-				    clkdm->pwrdm->prcm_offs, CM_CLKSTCTRL);
+				    clkdm->pwrdm.ptr->prcm_offs, CM_CLKSTCTRL);
 
 	} else {
 		BUG();
@@ -478,7 +482,7 @@ void omap2_clkdm_allow_idle(struct clockdomain *clkdm)
 
 	cm_rmw_mod_reg_bits(clkdm->clktrctrl_mask,
 			    v << __ffs(clkdm->clktrctrl_mask),
-			    clkdm->pwrdm->prcm_offs,
+			    clkdm->pwrdm.ptr->prcm_offs,
 			    CM_CLKSTCTRL);
 }
 
@@ -516,7 +520,7 @@ void omap2_clkdm_deny_idle(struct clockdomain *clkdm)
 
 	cm_rmw_mod_reg_bits(clkdm->clktrctrl_mask,
 			    v << __ffs(clkdm->clktrctrl_mask),
-			    clkdm->pwrdm->prcm_offs, CM_CLKSTCTRL);
+			    clkdm->pwrdm.ptr->prcm_offs, CM_CLKSTCTRL);
 
 	if (atomic_read(&clkdm->usecount) > 0)
 		_clkdm_del_autodeps(clkdm);
@@ -567,6 +571,8 @@ int omap2_clkdm_clk_enable(struct clockdomain *clkdm, struct clk *clk)
 	else
 		omap2_clkdm_wakeup(clkdm);
 
+	pwrdm_wait_transition(clkdm->pwrdm.ptr);
+
 	return 0;
 }
 

arch/arm/mach-omap2/cm-regbits-24xx.h

@@ -110,35 +110,56 @@
 #define OMAP24XX_EN_DES					(1 << 0)
 
 /* CM_IDLEST1_CORE specific bits */
-#define OMAP24XX_ST_MAILBOXES				(1 << 30)
-#define OMAP24XX_ST_WDT4				(1 << 29)
-#define OMAP2420_ST_WDT3				(1 << 28)
-#define OMAP24XX_ST_MSPRO				(1 << 27)
-#define OMAP24XX_ST_FAC					(1 << 25)
-#define OMAP2420_ST_EAC					(1 << 24)
-#define OMAP24XX_ST_HDQ					(1 << 23)
-#define OMAP24XX_ST_I2C2				(1 << 20)
-#define OMAP24XX_ST_I2C1				(1 << 19)
-#define OMAP24XX_ST_MCBSP2				(1 << 16)
-#define OMAP24XX_ST_MCBSP1				(1 << 15)
-#define OMAP24XX_ST_DSS					(1 << 0)
+#define OMAP24XX_ST_MAILBOXES_SHIFT			30
+#define OMAP24XX_ST_MAILBOXES_MASK			(1 << 30)
+#define OMAP24XX_ST_WDT4_SHIFT				29
+#define OMAP24XX_ST_WDT4_MASK				(1 << 29)
+#define OMAP2420_ST_WDT3_SHIFT				28
+#define OMAP2420_ST_WDT3_MASK				(1 << 28)
+#define OMAP24XX_ST_MSPRO_SHIFT				27
+#define OMAP24XX_ST_MSPRO_MASK				(1 << 27)
+#define OMAP24XX_ST_FAC_SHIFT				25
+#define OMAP24XX_ST_FAC_MASK				(1 << 25)
+#define OMAP2420_ST_EAC_SHIFT				24
+#define OMAP2420_ST_EAC_MASK				(1 << 24)
+#define OMAP24XX_ST_HDQ_SHIFT				23
+#define OMAP24XX_ST_HDQ_MASK				(1 << 23)
+#define OMAP2420_ST_I2C2_SHIFT				20
+#define OMAP2420_ST_I2C2_MASK				(1 << 20)
+#define OMAP2420_ST_I2C1_SHIFT				19
+#define OMAP2420_ST_I2C1_MASK				(1 << 19)
+#define OMAP24XX_ST_MCBSP2_SHIFT			16
+#define OMAP24XX_ST_MCBSP2_MASK				(1 << 16)
+#define OMAP24XX_ST_MCBSP1_SHIFT			15
+#define OMAP24XX_ST_MCBSP1_MASK				(1 << 15)
+#define OMAP24XX_ST_DSS_SHIFT				0
+#define OMAP24XX_ST_DSS_MASK				(1 << 0)
 
 /* CM_IDLEST2_CORE */
-#define OMAP2430_ST_MCBSP5				(1 << 5)
-#define OMAP2430_ST_MCBSP4				(1 << 4)
-#define OMAP2430_ST_MCBSP3				(1 << 3)
-#define OMAP24XX_ST_SSI					(1 << 1)
+#define OMAP2430_ST_MCBSP5_SHIFT			5
+#define OMAP2430_ST_MCBSP5_MASK				(1 << 5)
+#define OMAP2430_ST_MCBSP4_SHIFT				4
+#define OMAP2430_ST_MCBSP4_MASK				(1 << 4)
+#define OMAP2430_ST_MCBSP3_SHIFT				3
+#define OMAP2430_ST_MCBSP3_MASK				(1 << 3)
+#define OMAP24XX_ST_SSI_SHIFT				1
+#define OMAP24XX_ST_SSI_MASK				(1 << 1)
 
 /* CM_IDLEST3_CORE */
 /* 2430 only */
-#define OMAP2430_ST_SDRC				(1 << 2)
+#define OMAP2430_ST_SDRC_MASK				(1 << 2)
 
 /* CM_IDLEST4_CORE */
-#define OMAP24XX_ST_PKA					(1 << 4)
-#define OMAP24XX_ST_AES					(1 << 3)
-#define OMAP24XX_ST_RNG					(1 << 2)
-#define OMAP24XX_ST_SHA					(1 << 1)
-#define OMAP24XX_ST_DES					(1 << 0)
+#define OMAP24XX_ST_PKA_SHIFT				4
+#define OMAP24XX_ST_PKA_MASK				(1 << 4)
+#define OMAP24XX_ST_AES_SHIFT				3
+#define OMAP24XX_ST_AES_MASK				(1 << 3)
+#define OMAP24XX_ST_RNG_SHIFT				2
+#define OMAP24XX_ST_RNG_MASK				(1 << 2)
+#define OMAP24XX_ST_SHA_SHIFT				1
+#define OMAP24XX_ST_SHA_MASK				(1 << 1)
+#define OMAP24XX_ST_DES_SHIFT				0
+#define OMAP24XX_ST_DES_MASK				(1 << 0)
 
 /* CM_AUTOIDLE1_CORE */
 #define OMAP24XX_AUTO_CAM				(1 << 31)
@@ -275,11 +296,16 @@
 #define OMAP24XX_EN_32KSYNC				(1 << 1)
 
 /* CM_IDLEST_WKUP specific bits */
-#define OMAP2430_ST_ICR					(1 << 6)
-#define OMAP24XX_ST_OMAPCTRL				(1 << 5)
-#define OMAP24XX_ST_WDT1				(1 << 4)
-#define OMAP24XX_ST_MPU_WDT				(1 << 3)
-#define OMAP24XX_ST_32KSYNC				(1 << 1)
+#define OMAP2430_ST_ICR_SHIFT				6
+#define OMAP2430_ST_ICR_MASK				(1 << 6)
+#define OMAP24XX_ST_OMAPCTRL_SHIFT			5
+#define OMAP24XX_ST_OMAPCTRL_MASK			(1 << 5)
+#define OMAP24XX_ST_WDT1_SHIFT				4
+#define OMAP24XX_ST_WDT1_MASK				(1 << 4)
+#define OMAP24XX_ST_MPU_WDT_SHIFT			3
+#define OMAP24XX_ST_MPU_WDT_MASK			(1 << 3)
+#define OMAP24XX_ST_32KSYNC_SHIFT			1
+#define OMAP24XX_ST_32KSYNC_MASK			(1 << 1)
 
 /* CM_AUTOIDLE_WKUP */
 #define OMAP24XX_AUTO_OMAPCTRL				(1 << 5)

arch/arm/mach-omap2/devices.c

@@ -348,11 +348,12 @@ static void __init omap_hsmmc_reset(void)
 		}
 
 		dummy_pdev.id = i;
-		iclk = clk_get(dev, "mmchs_ick");
+		dev_set_name(&dummy_pdev.dev, "mmci-omap-hs.%d", i);
+		iclk = clk_get(dev, "ick");
 		if (iclk && clk_enable(iclk))
 			iclk = NULL;
 
-		fclk = clk_get(dev, "mmchs_fck");
+		fclk = clk_get(dev, "fck");
 		if (fclk && clk_enable(fclk))
 			fclk = NULL;
 

arch/arm/mach-omap2/id.c

@@ -217,8 +217,13 @@ void __init omap2_check_revision(void)
 		omap_chip.oc = CHIP_IS_OMAP3430;
 		if (omap_rev() == OMAP3430_REV_ES1_0)
 			omap_chip.oc |= CHIP_IS_OMAP3430ES1;
-		else if (omap_rev() > OMAP3430_REV_ES1_0)
+		else if (omap_rev() >= OMAP3430_REV_ES2_0 &&
+			 omap_rev() <= OMAP3430_REV_ES2_1)
 			omap_chip.oc |= CHIP_IS_OMAP3430ES2;
+		else if (omap_rev() == OMAP3430_REV_ES3_0)
+			omap_chip.oc |= CHIP_IS_OMAP3430ES3_0;
+		else if (omap_rev() == OMAP3430_REV_ES3_1)
+			omap_chip.oc |= CHIP_IS_OMAP3430ES3_1;
 	} else {
 		pr_err("Uninitialized omap_chip, please fix!\n");
 	}

arch/arm/mach-omap2/io.c

@@ -27,8 +27,8 @@
 #include <mach/mux.h>
 #include <mach/omapfb.h>
 #include <mach/sram.h>
-
-#include "memory.h"
+#include <mach/sdrc.h>
+#include <mach/gpmc.h>
 
 #include "clock.h"
 
@@ -195,12 +195,12 @@ void __init omap2_map_common_io(void)
 	omapfb_reserve_sdram();
 }
 
-void __init omap2_init_common_hw(void)
+void __init omap2_init_common_hw(struct omap_sdrc_params *sp)
 {
 	omap2_mux_init();
 	pwrdm_init(powerdomains_omap);
 	clkdm_init(clockdomains_omap, clkdm_pwrdm_autodeps);
 	omap2_clk_init();
-	omap2_init_memory();
+	omap2_sdrc_init(sp);
 	gpmc_init();
 }

arch/arm/mach-omap2/memory.h

-/*
- * linux/arch/arm/mach-omap2/memory.h
- *
- * Interface for memory timing related functions for OMAP24XX
- *
- * Copyright (C) 2005 Texas Instruments Inc.
- * Richard Woodruff <r-woodruff2@ti.com>
- *
- * Copyright (C) 2005 Nokia Corporation
- * Tony Lindgren <tony@atomide.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-
-#ifndef ARCH_ARM_MACH_OMAP2_MEMORY_H
-#define ARCH_ARM_MACH_OMAP2_MEMORY_H
-
-/* Memory timings */
-#define M_DDR		1
-#define M_LOCK_CTRL	(1 << 2)
-#define M_UNLOCK	0
-#define M_LOCK		1
-
-struct memory_timings {
-	u32 m_type;		/* ddr = 1, sdr = 0 */
-	u32 dll_mode;		/* use lock mode = 1, unlock mode = 0 */
-	u32 slow_dll_ctrl;	/* unlock mode, dll value for slow speed */
-	u32 fast_dll_ctrl;	/* unlock mode, dll value for fast speed */
-	u32 base_cs;		/* base chip select to use for calculations */
-};
-
-extern void omap2_init_memory_params(u32 force_lock_to_unlock_mode);
-extern u32 omap2_memory_get_slow_dll_ctrl(void);
-extern u32 omap2_memory_get_fast_dll_ctrl(void);
-extern u32 omap2_memory_get_type(void);
-u32 omap2_dll_force_needed(void);
-u32 omap2_reprogram_sdrc(u32 level, u32 force);
-void __init omap2_init_memory(void);
-void __init gpmc_init(void);
-
-#endif

arch/arm/mach-omap2/pm.c

@@ -103,7 +103,7 @@ static struct platform_suspend_ops omap_pm_ops = {
 	.valid		= suspend_valid_only_mem,
 };
 
-int __init omap2_pm_init(void)
+static int __init omap2_pm_init(void)
 {
 	return 0;
 }

arch/arm/mach-omap2/powerdomains.h

@@ -171,13 +171,19 @@ static struct powerdomain *powerdomains_omap[] __initdata = {
 	&iva2_pwrdm,
 	&mpu_34xx_pwrdm,
 	&neon_pwrdm,
-	&core_34xx_pwrdm,
+	&core_34xx_pre_es3_1_pwrdm,
+	&core_34xx_es3_1_pwrdm,
 	&cam_pwrdm,
 	&dss_pwrdm,
 	&per_pwrdm,
 	&emu_pwrdm,
 	&sgx_pwrdm,
 	&usbhost_pwrdm,
+	&dpll1_pwrdm,
+	&dpll2_pwrdm,
+	&dpll3_pwrdm,
+	&dpll4_pwrdm,
+	&dpll5_pwrdm,
 #endif
 
 	NULL

arch/arm/plat-omap/common.c

@@ -249,7 +249,7 @@ static struct omap_globals *omap2_globals;
 static void __init __omap2_set_globals(void)
 {
 	omap2_set_globals_tap(omap2_globals);
-	omap2_set_globals_memory(omap2_globals);
+	omap2_set_globals_sdrc(omap2_globals);
 	omap2_set_globals_control(omap2_globals);
 	omap2_set_globals_prcm(omap2_globals);
 }

arch/arm/plat-omap/include/mach/gpmc.h

@@ -103,6 +103,6 @@ extern int gpmc_cs_request(int cs, unsigned long size, unsigned long *base);
 extern void gpmc_cs_free(int cs);
 extern int gpmc_cs_set_reserved(int cs, int reserved);
 extern int gpmc_cs_reserved(int cs);
-extern void gpmc_init(void);
+extern void __init gpmc_init(void);
 
 #endif