Patchwork [PATCHV6,2/3] OMAP3: Introduce 3630 DPLL4 HSDivider changes

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Submitter Sripathy, Vishwanath
Date Feb. 10, 2010, 8:11 a.m.
Message ID <1265789514-4329-3-git-send-email-vishwanath.bs@ti.com>
Download mbox | patch
Permalink /patch/78294/
State Accepted, archived
Delegated to: Paul Walmsley
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Patch

diff --git a/arch/arm/mach-omap2/clock34xx_data.c b/arch/arm/mach-omap2/clock34xx_data.c
index a6ef778..d75152c 100755
--- a/arch/arm/mach-omap2/clock34xx_data.c
+++ b/arch/arm/mach-omap2/clock34xx_data.c
@@ -237,6 +237,42 @@  static const struct clksel_rate div16_dpll_rates[] = {
 	{ .div = 0 }
 };
 
+static const struct clksel_rate div32_dpll4_rates_3630[] = {
+	{ .div = 1, .val = 1, .flags = RATE_IN_36XX | DEFAULT_RATE },
+	{ .div = 2, .val = 2, .flags = RATE_IN_36XX },
+	{ .div = 3, .val = 3, .flags = RATE_IN_36XX },
+	{ .div = 4, .val = 4, .flags = RATE_IN_36XX },
+	{ .div = 5, .val = 5, .flags = RATE_IN_36XX },
+	{ .div = 6, .val = 6, .flags = RATE_IN_36XX },
+	{ .div = 7, .val = 7, .flags = RATE_IN_36XX },
+	{ .div = 8, .val = 8, .flags = RATE_IN_36XX },
+	{ .div = 9, .val = 9, .flags = RATE_IN_36XX },
+	{ .div = 10, .val = 10, .flags = RATE_IN_36XX },
+	{ .div = 11, .val = 11, .flags = RATE_IN_36XX },
+	{ .div = 12, .val = 12, .flags = RATE_IN_36XX },
+	{ .div = 13, .val = 13, .flags = RATE_IN_36XX },
+	{ .div = 14, .val = 14, .flags = RATE_IN_36XX },
+	{ .div = 15, .val = 15, .flags = RATE_IN_36XX },
+	{ .div = 16, .val = 16, .flags = RATE_IN_36XX },
+	{ .div = 17, .val = 17, .flags = RATE_IN_36XX },
+	{ .div = 18, .val = 18, .flags = RATE_IN_36XX },
+	{ .div = 19, .val = 19, .flags = RATE_IN_36XX },
+	{ .div = 20, .val = 20, .flags = RATE_IN_36XX },
+	{ .div = 21, .val = 21, .flags = RATE_IN_36XX },
+	{ .div = 22, .val = 22, .flags = RATE_IN_36XX },
+	{ .div = 23, .val = 23, .flags = RATE_IN_36XX },
+	{ .div = 24, .val = 24, .flags = RATE_IN_36XX },
+	{ .div = 25, .val = 25, .flags = RATE_IN_36XX },
+	{ .div = 26, .val = 26, .flags = RATE_IN_36XX },
+	{ .div = 27, .val = 27, .flags = RATE_IN_36XX },
+	{ .div = 28, .val = 28, .flags = RATE_IN_36XX },
+	{ .div = 29, .val = 29, .flags = RATE_IN_36XX },
+	{ .div = 30, .val = 30, .flags = RATE_IN_36XX },
+	{ .div = 31, .val = 31, .flags = RATE_IN_36XX },
+	{ .div = 32, .val = 32, .flags = RATE_IN_36XX },
+	{ .div = 0 }
+};
+
 /* DPLL1 */
 /* MPU clock source */
 /* Type: DPLL */
@@ -606,8 +642,15 @@  static const struct clksel div16_dpll4_clksel[] = {
 	{ .parent = NULL }
 };
 
+static const struct clksel div32_dpll4_clksel[] = {
+	{ .parent = &dpll4_ck, .rates = div32_dpll4_rates_3630 },
+	{ .parent = NULL }
+};
+
 /* This virtual clock is the source for dpll4_m2x2_ck */
-static struct clk dpll4_m2_ck = {
+static struct clk dpll4_m2_ck;
+
+static struct clk dpll4_m2_ck_34xx __initdata = {
 	.name		= "dpll4_m2_ck",
 	.ops		= &clkops_null,
 	.parent		= &dpll4_ck,
@@ -619,6 +662,18 @@  static struct clk dpll4_m2_ck = {
 	.recalc		= &omap2_clksel_recalc,
 };
 
+static struct clk dpll4_m2_ck_3630 __initdata  = {
+	.name		= "dpll4_m2_ck",
+	.ops		= &clkops_null,
+	.parent		= &dpll4_ck,
+	.init		= &omap2_init_clksel_parent,
+	.clksel_reg	= OMAP_CM_REGADDR(PLL_MOD, OMAP3430_CM_CLKSEL3),
+	.clksel_mask	= OMAP3630_DIV_96M_MASK,
+	.clksel		= div32_dpll4_clksel,
+	.clkdm_name	= "dpll4_clkdm",
+	.recalc		= &omap2_clksel_recalc,
+};
+
 /* The PWRDN bit is apparently only available on 3430ES2 and above */
 static struct clk dpll4_m2x2_ck = {
 	.name		= "dpll4_m2x2_ck",
@@ -679,7 +734,9 @@  static struct clk omap_96m_fck = {
 };
 
 /* This virtual clock is the source for dpll4_m3x2_ck */
-static struct clk dpll4_m3_ck = {
+static struct clk dpll4_m3_ck;
+
+static struct clk dpll4_m3_ck_34xx __initdata = {
 	.name		= "dpll4_m3_ck",
 	.ops		= &clkops_null,
 	.parent		= &dpll4_ck,
@@ -691,6 +748,18 @@  static struct clk dpll4_m3_ck = {
 	.recalc		= &omap2_clksel_recalc,
 };
 
+static struct clk dpll4_m3_ck_3630 __initdata = {
+	.name		= "dpll4_m3_ck",
+	.ops		= &clkops_null,
+	.parent		= &dpll4_ck,
+	.init		= &omap2_init_clksel_parent,
+	.clksel_reg	= OMAP_CM_REGADDR(OMAP3430_DSS_MOD, CM_CLKSEL),
+	.clksel_mask	= OMAP3630_CLKSEL_TV_MASK,
+	.clksel		= div32_dpll4_clksel,
+	.clkdm_name	= "dpll4_clkdm",
+	.recalc		= &omap2_clksel_recalc,
+};
+
 /* The PWRDN bit is apparently only available on 3430ES2 and above */
 static struct clk dpll4_m3x2_ck = {
 	.name		= "dpll4_m3x2_ck",
@@ -764,7 +833,9 @@  static struct clk omap_12m_fck = {
 };
 
 /* This virstual clock is the source for dpll4_m4x2_ck */
-static struct clk dpll4_m4_ck = {
+static struct clk dpll4_m4_ck;
+
+static struct clk dpll4_m4_ck_34xx __initdata = {
 	.name		= "dpll4_m4_ck",
 	.ops		= &clkops_null,
 	.parent		= &dpll4_ck,
@@ -778,6 +849,20 @@  static struct clk dpll4_m4_ck = {
 	.round_rate	= &omap2_clksel_round_rate,
 };
 
+static struct clk dpll4_m4_ck_3630 __initdata = {
+	.name		= "dpll4_m4_ck",
+	.ops		= &clkops_null,
+	.parent		= &dpll4_ck,
+	.init		= &omap2_init_clksel_parent,
+	.clksel_reg	= OMAP_CM_REGADDR(OMAP3430_DSS_MOD, CM_CLKSEL),
+	.clksel_mask	= OMAP3630_CLKSEL_DSS1_MASK,
+	.clksel		= div32_dpll4_clksel,
+	.clkdm_name	= "dpll4_clkdm",
+	.recalc		= &omap2_clksel_recalc,
+	.set_rate	= &omap2_clksel_set_rate,
+	.round_rate	= &omap2_clksel_round_rate,
+};
+
 /* The PWRDN bit is apparently only available on 3430ES2 and above */
 static struct clk dpll4_m4x2_ck = {
 	.name		= "dpll4_m4x2_ck",
@@ -791,7 +876,9 @@  static struct clk dpll4_m4x2_ck = {
 };
 
 /* This virtual clock is the source for dpll4_m5x2_ck */
-static struct clk dpll4_m5_ck = {
+static struct clk dpll4_m5_ck;
+
+static struct clk dpll4_m5_ck_34xx __initdata = {
 	.name		= "dpll4_m5_ck",
 	.ops		= &clkops_null,
 	.parent		= &dpll4_ck,
@@ -805,6 +892,18 @@  static struct clk dpll4_m5_ck = {
 	.recalc		= &omap2_clksel_recalc,
 };
 
+static struct clk dpll4_m5_ck_3630 __initdata = {
+	.name		= "dpll4_m5_ck",
+	.ops		= &clkops_null,
+	.parent		= &dpll4_ck,
+	.init		= &omap2_init_clksel_parent,
+	.clksel_reg	= OMAP_CM_REGADDR(OMAP3430_CAM_MOD, CM_CLKSEL),
+	.clksel_mask	= OMAP3630_CLKSEL_CAM_MASK,
+	.clksel		= div32_dpll4_clksel,
+	.clkdm_name	= "dpll4_clkdm",
+	.recalc		= &omap2_clksel_recalc,
+};
+
 /* The PWRDN bit is apparently only available on 3430ES2 and above */
 static struct clk dpll4_m5x2_ck = {
 	.name		= "dpll4_m5x2_ck",
@@ -818,7 +917,9 @@  static struct clk dpll4_m5x2_ck = {
 };
 
 /* This virtual clock is the source for dpll4_m6x2_ck */
-static struct clk dpll4_m6_ck = {
+static struct clk dpll4_m6_ck;
+
+static struct clk dpll4_m6_ck_34xx __initdata = {
 	.name		= "dpll4_m6_ck",
 	.ops		= &clkops_null,
 	.parent		= &dpll4_ck,
@@ -830,6 +931,18 @@  static struct clk dpll4_m6_ck = {
 	.recalc		= &omap2_clksel_recalc,
 };
 
+static struct clk dpll4_m6_ck_3630 __initdata = {
+	.name		= "dpll4_m6_ck",
+	.ops		= &clkops_null,
+	.parent		= &dpll4_ck,
+	.init		= &omap2_init_clksel_parent,
+	.clksel_reg	= OMAP_CM_REGADDR(OMAP3430_EMU_MOD, CM_CLKSEL1),
+	.clksel_mask	= OMAP3630_DIV_DPLL4_MASK,
+	.clksel		= div32_dpll4_clksel,
+	.clkdm_name	= "dpll4_clkdm",
+	.recalc		= &omap2_clksel_recalc,
+};
+
 /* The PWRDN bit is apparently only available on 3430ES2 and above */
 static struct clk dpll4_m6x2_ck = {
 	.name		= "dpll4_m6x2_ck",
@@ -3265,10 +3378,23 @@  int __init omap3xxx_clk_init(void)
 		}
 	}
 
-	if (cpu_is_omap3630())
+	if (cpu_is_omap3630()) {
+		cpu_mask |= RATE_IN_36XX;
+		cpu_clkflg |= CK_36XX;
 		dpll4_dd = dpll4_dd_3630;
-	else
+		dpll4_m2_ck = dpll4_m2_ck_3630;
+		dpll4_m3_ck = dpll4_m3_ck_3630;
+		dpll4_m4_ck = dpll4_m4_ck_3630;
+		dpll4_m5_ck = dpll4_m5_ck_3630;
+		dpll4_m6_ck = dpll4_m6_ck_3630;
+	} else {
 		dpll4_dd = dpll4_dd_34xx;
+		dpll4_m2_ck = dpll4_m2_ck_34xx;
+		dpll4_m3_ck = dpll4_m3_ck_34xx;
+		dpll4_m4_ck = dpll4_m4_ck_34xx;
+		dpll4_m5_ck = dpll4_m5_ck_34xx;
+		dpll4_m6_ck = dpll4_m6_ck_34xx;
+	}
 
 	clk_init(&omap2_clk_functions);
 
diff --git a/arch/arm/mach-omap2/cm-regbits-34xx.h b/arch/arm/mach-omap2/cm-regbits-34xx.h
index ab9b909..c81ec27 100755
--- a/arch/arm/mach-omap2/cm-regbits-34xx.h
+++ b/arch/arm/mach-omap2/cm-regbits-34xx.h
@@ -528,6 +528,7 @@ 
 /* CM_CLKSEL3_PLL */
 #define OMAP3430_DIV_96M_SHIFT				0
 #define OMAP3430_DIV_96M_MASK				(0x1f << 0)
+#define OMAP3630_DIV_96M_MASK				(0x3f << 0)
 
 /* CM_CLKSEL4_PLL */
 #define OMAP3430ES2_PERIPH2_DPLL_MULT_SHIFT		8
@@ -574,8 +575,10 @@ 
 /* CM_CLKSEL_DSS */
 #define OMAP3430_CLKSEL_TV_SHIFT			8
 #define OMAP3430_CLKSEL_TV_MASK				(0x1f << 8)
+#define OMAP3630_CLKSEL_TV_MASK				(0x3f << 8)
 #define OMAP3430_CLKSEL_DSS1_SHIFT			0
 #define OMAP3430_CLKSEL_DSS1_MASK			(0x1f << 0)
+#define OMAP3630_CLKSEL_DSS1_MASK			(0x3f << 0)
 
 /* CM_SLEEPDEP_DSS specific bits */
 
@@ -603,6 +606,7 @@ 
 /* CM_CLKSEL_CAM */
 #define OMAP3430_CLKSEL_CAM_SHIFT			0
 #define OMAP3430_CLKSEL_CAM_MASK			(0x1f << 0)
+#define OMAP3630_CLKSEL_CAM_MASK			(0x3f << 0)
 
 /* CM_SLEEPDEP_CAM specific bits */
 
@@ -698,6 +702,7 @@ 
 /* CM_CLKSEL1_EMU */
 #define OMAP3430_DIV_DPLL4_SHIFT			24
 #define OMAP3430_DIV_DPLL4_MASK				(0x1f << 24)
+#define OMAP3630_DIV_DPLL4_MASK				(0x3f << 24)
 #define OMAP3430_DIV_DPLL3_SHIFT			16
 #define OMAP3430_DIV_DPLL3_MASK				(0x1f << 16)
 #define OMAP3430_CLKSEL_TRACECLK_SHIFT			11
diff --git a/arch/arm/plat-omap/include/plat/clock.h b/arch/arm/plat-omap/include/plat/clock.h
index d135ae3..6d369b2 100644
--- a/arch/arm/plat-omap/include/plat/clock.h
+++ b/arch/arm/plat-omap/include/plat/clock.h
@@ -165,8 +165,9 @@  extern const struct clkops clkops_null;
 #define RATE_IN_242X		(1 << 1)
 #define RATE_IN_243X		(1 << 2)
 #define RATE_IN_343X		(1 << 3)	/* rates common to all 343X */
-#define RATE_IN_3430ES2		(1 << 4)	/* 3430ES2 rates only */
-#define RATE_IN_4430            (1 << 5)
+#define RATE_IN_3430ES2	(1 << 4)	/* 3430ES2 rates only */
+#define RATE_IN_36XX		(1 << 5)
+#define RATE_IN_4430		(1 << 6)
 
 #define RATE_IN_24XX		(RATE_IN_242X | RATE_IN_243X)