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yaml
---
r: 91315
b: refs/heads/master
c: a16e970
h: refs/heads/master
i:
  91313: a7207c2
  91311: 8561397
v: v3
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Tony Lindgren committed Apr 14, 2008
1 parent 8183bae commit 5d457f7
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Showing 5 changed files with 50 additions and 63 deletions.
2 changes: 1 addition & 1 deletion [refs]
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@@ -1,2 +1,2 @@
---
refs/heads/master: 2150ef46f8b5b2a5e3e5c53c1b04c513276ad4f7
refs/heads/master: a16e97037b518533569a778f0e997704e5c43796
15 changes: 4 additions & 11 deletions trunk/arch/arm/mach-omap2/clock.c
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@@ -1,20 +1,13 @@
/*
* linux/arch/arm/mach-omap2/clock.c
*
* Copyright (C) 2005 Texas Instruments Inc.
* Richard Woodruff <r-woodruff2@ti.com>
* Created for OMAP2.
*
* Cleaned up and modified to use omap shared clock framework by
* Tony Lindgren <tony@atomide.com>
* Copyright (C) 2005-2008 Texas Instruments, Inc.
* Copyright (C) 2004-2008 Nokia Corporation
*
* Copyright (C) 2007 Texas Instruments, Inc.
* Copyright (C) 2007 Nokia Corporation
* Contacts:
* Richard Woodruff <r-woodruff2@ti.com>
* Paul Walmsley
*
* Based on omap1 clock.c, Copyright (C) 2004 - 2005 Nokia corporation
* Written by Tuukka Tikkanen <tuukka.tikkanen@elektrobit.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.
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13 changes: 4 additions & 9 deletions trunk/arch/arm/mach-omap2/clock.h
Original file line number Diff line number Diff line change
@@ -1,16 +1,11 @@
/*
* linux/arch/arm/mach-omap2/clock.h
*
* Copyright (C) 2005 Texas Instruments Inc.
* Richard Woodruff <r-woodruff2@ti.com>
* Created for OMAP2.
*
* Copyright (C) 2004 Nokia corporation
* Written by Tuukka Tikkanen <tuukka.tikkanen@elektrobit.com>
* Based on clocks.h by Tony Lindgren, Gordon McNutt and RidgeRun, Inc
* Copyright (C) 2005-2008 Texas Instruments, Inc.
* Copyright (C) 2004-2008 Nokia Corporation
*
* Copyright (C) 2007 Texas Instruments, Inc.
* Copyright (C) 2007 Nokia Corporation
* Contacts:
* Richard Woodruff <r-woodruff2@ti.com>
* Paul Walmsley
*
* This program is free software; you can redistribute it and/or modify
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46 changes: 23 additions & 23 deletions trunk/arch/arm/mach-omap2/clock24xx.c
Original file line number Diff line number Diff line change
@@ -1,15 +1,15 @@
/*
* linux/arch/arm/mach-omap2/clock.c
*
* Copyright (C) 2005 Texas Instruments Inc.
* Richard Woodruff <r-woodruff2@ti.com>
* Created for OMAP2.
* Copyright (C) 2005-2008 Texas Instruments, Inc.
* Copyright (C) 2004-2008 Nokia Corporation
*
* Cleaned up and modified to use omap shared clock framework by
* Tony Lindgren <tony@atomide.com>
* Contacts:
* Richard Woodruff <r-woodruff2@ti.com>
* Paul Walmsley
*
* Based on omap1 clock.c, Copyright (C) 2004 - 2005 Nokia corporation
* Written by Tuukka Tikkanen <tuukka.tikkanen@elektrobit.com>
* Based on earlier work by Tuukka Tikkanen, Tony Lindgren,
* Gordon McNutt and RidgeRun, Inc.
*
* 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
Expand Down Expand Up @@ -60,6 +60,21 @@ 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)
{
long long dpll_clk;
u8 amult;

dpll_clk = omap2_get_dpll_rate(tclk);

amult = cm_read_mod_reg(PLL_MOD, CM_CLKSEL2);
amult &= OMAP24XX_CORE_CLK_SRC_MASK;
dpll_clk *= amult;

return dpll_clk;
}

static int omap2_enable_osc_ck(struct clk *clk)
{
u32 pcc;
Expand Down Expand Up @@ -94,21 +109,6 @@ static void omap2_sys_clk_recalc(struct clk * clk)
}
#endif /* OLD_CK */

/* This actually returns the rate of core_ck, not dpll_ck. */
static u32 omap2_get_dpll_rate_24xx(struct clk *tclk)
{
long long dpll_clk;
u8 amult;

dpll_clk = omap2_get_dpll_rate(tclk);

amult = cm_read_mod_reg(PLL_MOD, CM_CLKSEL2);
amult &= OMAP24XX_CORE_CLK_SRC_MASK;
dpll_clk *= amult;

return dpll_clk;
}

/* Enable an APLL if off */
static int omap2_clk_fixed_enable(struct clk *clk)
{
Expand Down Expand Up @@ -333,7 +333,7 @@ static int omap2_select_table_rate(struct clk *clk, unsigned long rate)

if (!found_speed) {
printk(KERN_INFO "Could not set MPU rate to %luMHz\n",
rate / 1000000);
rate / 1000000);
return -EINVAL;
}

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37 changes: 18 additions & 19 deletions trunk/arch/arm/mach-omap2/clock24xx.h
Original file line number Diff line number Diff line change
@@ -1,13 +1,12 @@
/*
* linux/arch/arm/mach-omap24xx/clock.h
* linux/arch/arm/mach-omap2/clock24xx.h
*
* Copyright (C) 2005 Texas Instruments Inc.
* Richard Woodruff <r-woodruff2@ti.com>
* Created for OMAP2.
* Copyright (C) 2005-2008 Texas Instruments, Inc.
* Copyright (C) 2004-2008 Nokia Corporation
*
* Copyright (C) 2004 Nokia corporation
* Written by Tuukka Tikkanen <tuukka.tikkanen@elektrobit.com>
* Based on clocks.h by Tony Lindgren, Gordon McNutt and RidgeRun, Inc
* Contacts:
* Richard Woodruff <r-woodruff2@ti.com>
* Paul Walmsley
*
* 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
Expand All @@ -25,18 +24,18 @@
#include "cm-regbits-24xx.h"
#include "sdrc.h"

static void omap2_table_mpu_recalc(struct clk * clk);
static int omap2_select_table_rate(struct clk * clk, unsigned long rate);
static long omap2_round_to_table_rate(struct clk * clk, unsigned long rate);
static void omap2_sys_clk_recalc(struct clk * clk);
static void omap2_osc_clk_recalc(struct clk * clk);
static void omap2_sys_clk_recalc(struct clk * clk);
static void omap2_dpll_recalc(struct clk * clk);
static int omap2_clk_fixed_enable(struct clk * clk);
static void omap2_clk_fixed_disable(struct clk * clk);
static int omap2_enable_osc_ck(struct clk * clk);
static void omap2_disable_osc_ck(struct clk * clk);
static int omap2_reprogram_dpll(struct clk * clk, unsigned long rate);
static void omap2_table_mpu_recalc(struct clk *clk);
static int omap2_select_table_rate(struct clk *clk, unsigned long rate);
static long omap2_round_to_table_rate(struct clk *clk, unsigned long rate);
static void omap2_sys_clk_recalc(struct clk *clk);
static void omap2_osc_clk_recalc(struct clk *clk);
static void omap2_sys_clk_recalc(struct clk *clk);
static void omap2_dpll_recalc(struct clk *clk);
static int omap2_clk_fixed_enable(struct clk *clk);
static void omap2_clk_fixed_disable(struct clk *clk);
static int omap2_enable_osc_ck(struct clk *clk);
static void omap2_disable_osc_ck(struct clk *clk);
static int omap2_reprogram_dpll(struct clk *clk, unsigned long rate);

/* Key dividers which make up a PRCM set. Ratio's for a PRCM are mandated.
* xtal_speed, dpll_speed, mpu_speed, CM_CLKSEL_MPU,CM_CLKSEL_DSP
Expand Down

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