From 9f044efd8334d624066ea9a46f02dae5a6ebdd82 Mon Sep 17 00:00:00 2001 From: Paul Walmsley Date: Tue, 27 Jan 2009 19:13:02 -0700 Subject: [PATCH] --- yaml --- r: 137321 b: refs/heads/master c: 9cfd985e27bfdf1e120aecaf595db265f4b5eb27 h: refs/heads/master i: 137319: 95a2c354bc5a8cb89a3341b3f0a4d8a0af81ce97 v: v3 --- [refs] | 2 +- trunk/arch/arm/mach-omap2/clock34xx.h | 58 +++++++++++++-------- trunk/arch/arm/mach-omap2/cm-regbits-34xx.h | 8 ++- 3 files changed, 44 insertions(+), 24 deletions(-) diff --git a/[refs] b/[refs] index fc90441d758e..031546d58154 100644 --- a/[refs] +++ b/[refs] @@ -1,2 +1,2 @@ --- -refs/heads/master: 207233533dd197457634810c6dc1b5d65ab6b8c7 +refs/heads/master: 9cfd985e27bfdf1e120aecaf595db265f4b5eb27 diff --git a/trunk/arch/arm/mach-omap2/clock34xx.h b/trunk/arch/arm/mach-omap2/clock34xx.h index a2dcf574d98a..2c84717f9528 100644 --- a/trunk/arch/arm/mach-omap2/clock34xx.h +++ b/trunk/arch/arm/mach-omap2/clock34xx.h @@ -640,6 +640,12 @@ static const struct clksel omap_96m_alwon_fck_clksel[] = { { .parent = NULL } }; +/* + * DPLL4 generates DPLL4_M2X2_CLK which is then routed into the PRM as + * PRM_96M_ALWON_(F)CLK. Two clocks then emerge from the PRM: + * 96M_ALWON_FCLK (called "omap_96m_alwon_fck" below) and + * CM_96K_(F)CLK. + */ static struct clk omap_96m_alwon_fck = { .name = "omap_96m_alwon_fck", .ops = &clkops_null, @@ -652,28 +658,38 @@ static struct clk omap_96m_alwon_fck = { .recalc = &omap2_clksel_recalc, }; -static struct clk omap_96m_fck = { - .name = "omap_96m_fck", +static struct clk cm_96m_fck = { + .name = "cm_96m_fck", .ops = &clkops_null, .parent = &omap_96m_alwon_fck, .flags = RATE_PROPAGATES, .recalc = &followparent_recalc, }; -static const struct clksel cm_96m_fck_clksel[] = { - { .parent = &sys_ck, .rates = dpll_bypass_rates }, - { .parent = &dpll4_m2x2_ck, .rates = dpll_locked_rates }, +static const struct clksel_rate omap_96m_dpll_rates[] = { + { .div = 1, .val = 0, .flags = RATE_IN_343X | DEFAULT_RATE }, + { .div = 0 } +}; + +static const struct clksel_rate omap_96m_sys_rates[] = { + { .div = 1, .val = 1, .flags = RATE_IN_343X | DEFAULT_RATE }, + { .div = 0 } +}; + +static const struct clksel omap_96m_fck_clksel[] = { + { .parent = &cm_96m_fck, .rates = omap_96m_dpll_rates }, + { .parent = &sys_ck, .rates = omap_96m_sys_rates }, { .parent = NULL } }; -static struct clk cm_96m_fck = { - .name = "cm_96m_fck", +static struct clk omap_96m_fck = { + .name = "omap_96m_fck", .ops = &clkops_null, - .parent = &dpll4_m2x2_ck, + .parent = &sys_ck, .init = &omap2_init_clksel_parent, - .clksel_reg = OMAP_CM_REGADDR(PLL_MOD, CM_IDLEST), - .clksel_mask = OMAP3430_ST_PERIPH_CLK_MASK, - .clksel = cm_96m_fck_clksel, + .clksel_reg = OMAP_CM_REGADDR(PLL_MOD, CM_CLKSEL1), + .clksel_mask = OMAP3430_SOURCE_96M_MASK, + .clksel = omap_96m_fck_clksel, .flags = RATE_PROPAGATES, .recalc = &omap2_clksel_recalc, }; @@ -742,13 +758,13 @@ static struct clk omap_54m_fck = { .ops = &clkops_null, .init = &omap2_init_clksel_parent, .clksel_reg = OMAP_CM_REGADDR(PLL_MOD, CM_CLKSEL1), - .clksel_mask = OMAP3430_SOURCE_54M, + .clksel_mask = OMAP3430_SOURCE_54M_MASK, .clksel = omap_54m_clksel, .flags = RATE_PROPAGATES, .recalc = &omap2_clksel_recalc, }; -static const struct clksel_rate omap_48m_96md2_rates[] = { +static const struct clksel_rate omap_48m_cm96m_rates[] = { { .div = 2, .val = 0, .flags = RATE_IN_343X | DEFAULT_RATE }, { .div = 0 } }; @@ -759,7 +775,7 @@ static const struct clksel_rate omap_48m_alt_rates[] = { }; static const struct clksel omap_48m_clksel[] = { - { .parent = &cm_96m_fck, .rates = omap_48m_96md2_rates }, + { .parent = &cm_96m_fck, .rates = omap_48m_cm96m_rates }, { .parent = &sys_altclk, .rates = omap_48m_alt_rates }, { .parent = NULL } }; @@ -769,7 +785,7 @@ static struct clk omap_48m_fck = { .ops = &clkops_null, .init = &omap2_init_clksel_parent, .clksel_reg = OMAP_CM_REGADDR(PLL_MOD, CM_CLKSEL1), - .clksel_mask = OMAP3430_SOURCE_48M, + .clksel_mask = OMAP3430_SOURCE_48M_MASK, .clksel = omap_48m_clksel, .flags = RATE_PROPAGATES, .recalc = &omap2_clksel_recalc, @@ -958,10 +974,10 @@ static const struct clksel_rate clkout2_src_54m_rates[] = { }; static const struct clksel clkout2_src_clksel[] = { - { .parent = &core_ck, .rates = clkout2_src_core_rates }, - { .parent = &sys_ck, .rates = clkout2_src_sys_rates }, - { .parent = &omap_96m_alwon_fck, .rates = clkout2_src_96m_rates }, - { .parent = &omap_54m_fck, .rates = clkout2_src_54m_rates }, + { .parent = &core_ck, .rates = clkout2_src_core_rates }, + { .parent = &sys_ck, .rates = clkout2_src_sys_rates }, + { .parent = &cm_96m_fck, .rates = clkout2_src_96m_rates }, + { .parent = &omap_54m_fck, .rates = clkout2_src_54m_rates }, { .parent = NULL } }; @@ -2782,8 +2798,8 @@ static struct clk mcbsp4_ick = { }; static const struct clksel mcbsp_234_clksel[] = { - { .parent = &per_96m_fck, .rates = common_mcbsp_96m_rates }, - { .parent = &mcbsp_clks, .rates = common_mcbsp_mcbsp_rates }, + { .parent = &core_96m_fck, .rates = common_mcbsp_96m_rates }, + { .parent = &mcbsp_clks, .rates = common_mcbsp_mcbsp_rates }, { .parent = NULL } }; diff --git a/trunk/arch/arm/mach-omap2/cm-regbits-34xx.h b/trunk/arch/arm/mach-omap2/cm-regbits-34xx.h index 219f5c8d9659..a46f93c399da 100644 --- a/trunk/arch/arm/mach-omap2/cm-regbits-34xx.h +++ b/trunk/arch/arm/mach-omap2/cm-regbits-34xx.h @@ -449,8 +449,12 @@ #define OMAP3430_CORE_DPLL_MULT_MASK (0x7ff << 16) #define OMAP3430_CORE_DPLL_DIV_SHIFT 8 #define OMAP3430_CORE_DPLL_DIV_MASK (0x7f << 8) -#define OMAP3430_SOURCE_54M (1 << 5) -#define OMAP3430_SOURCE_48M (1 << 3) +#define OMAP3430_SOURCE_96M_SHIFT 6 +#define OMAP3430_SOURCE_96M_MASK (1 << 6) +#define OMAP3430_SOURCE_54M_SHIFT 5 +#define OMAP3430_SOURCE_54M_MASK (1 << 5) +#define OMAP3430_SOURCE_48M_SHIFT 3 +#define OMAP3430_SOURCE_48M_MASK (1 << 3) /* CM_CLKSEL2_PLL */ #define OMAP3430_PERIPH_DPLL_MULT_SHIFT 8