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From linux-omap-owner@vger.kernel.org Tue Jun 24 09:24:30 2008
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Date: Tue, 24 Jun 2008 01:12:35 -0600 (MDT)
From: Paul Walmsley <paul@pwsan.com>
To: linux-omap@vger.kernel.org
Subject: [PATCH] OMAP3 clock: DPLL{1,2}_FCLK clksel can divide by 4
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X-OriginalArrivalTime: 24 Jun 2008 07:13:04.0264 (UTC) FILETIME=[BE950880:01C8D5C9]
OMAP34xx ES2 TRM Delta G to H states that the divider for DPLL1_FCLK and
DPLL2_FCLK can divide by 4 in addition to dividing by 1 and 2. Encode this
into the OMAP3 clock framework.
Signed-off-by: Paul Walmsley <paul@pwsan.com>
---
arch/arm/mach-omap2/clock34xx.h | 20 ++++++++++++++++----
1 files changed, 16 insertions(+), 4 deletions(-)
diff --git a/arch/arm/mach-omap2/clock34xx.h b/arch/arm/mach-omap2/clock34xx.h
index b4dceea..9605744 100644
--- a/arch/arm/mach-omap2/clock34xx.h
+++ b/arch/arm/mach-omap2/clock34xx.h
@@ -1029,8 +1029,15 @@ static struct clk corex2_fck = {
/* DPLL power domain clock controls */
-static const struct clksel div2_core_clksel[] = {
- { .parent = &core_ck, .rates = div2_rates },
+static const struct clksel_rate div4_rates[] = {
+ { .div = 1, .val = 1, .flags = RATE_IN_343X | DEFAULT_RATE },
+ { .div = 2, .val = 2, .flags = RATE_IN_343X },
+ { .div = 4, .val = 4, .flags = RATE_IN_343X },
+ { .div = 0 }
+};
+
+static const struct clksel div4_core_clksel[] = {
+ { .parent = &core_ck, .rates = div4_rates },
{ .parent = NULL }
};
@@ -1044,7 +1051,7 @@ static struct clk dpll1_fck = {
.init = &omap2_init_clksel_parent,
.clksel_reg = _OMAP34XX_CM_REGADDR(MPU_MOD, OMAP3430_CM_CLKSEL1_PLL),
.clksel_mask = OMAP3430_MPU_CLK_SRC_MASK,
- .clksel = div2_core_clksel,
+ .clksel = div4_core_clksel,
.flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES |
PARENT_CONTROLS_CLOCK,
.recalc = &omap2_clksel_recalc,
@@ -1119,7 +1126,7 @@ static struct clk dpll2_fck = {
.init = &omap2_init_clksel_parent,
.clksel_reg = _OMAP34XX_CM_REGADDR(OMAP3430_IVA2_MOD, OMAP3430_CM_CLKSEL1_PLL),
.clksel_mask = OMAP3430_IVA2_CLK_SRC_MASK,
- .clksel = div2_core_clksel,
+ .clksel = div4_core_clksel,
.flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES |
PARENT_CONTROLS_CLOCK,
.recalc = &omap2_clksel_recalc,
@@ -1155,6 +1162,11 @@ static struct clk iva2_ck = {
/* Common interface clocks */
+static const struct clksel div2_core_clksel[] = {
+ { .parent = &core_ck, .rates = div2_rates },
+ { .parent = NULL }
+};
+
static struct clk l3_ick = {
.name = "l3_ick",
.parent = &core_ck,
--
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