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-rw-r--r--ANDROID_3.4.5/arch/arm/mach-omap2/clkt2xxx_apll.c146
1 files changed, 0 insertions, 146 deletions
diff --git a/ANDROID_3.4.5/arch/arm/mach-omap2/clkt2xxx_apll.c b/ANDROID_3.4.5/arch/arm/mach-omap2/clkt2xxx_apll.c
deleted file mode 100644
index b19a1f72..00000000
--- a/ANDROID_3.4.5/arch/arm/mach-omap2/clkt2xxx_apll.c
+++ /dev/null
@@ -1,146 +0,0 @@
-/*
- * OMAP2xxx APLL clock control functions
- *
- * Copyright (C) 2005-2008 Texas Instruments, Inc.
- * Copyright (C) 2004-2010 Nokia Corporation
- *
- * Contacts:
- * Richard Woodruff <r-woodruff2@ti.com>
- * Paul Walmsley
- *
- * 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
- * published by the Free Software Foundation.
- */
-#undef DEBUG
-
-#include <linux/kernel.h>
-#include <linux/clk.h>
-#include <linux/io.h>
-
-#include <plat/clock.h>
-#include <plat/prcm.h>
-
-#include "clock.h"
-#include "clock2xxx.h"
-#include "cm2xxx_3xxx.h"
-#include "cm-regbits-24xx.h"
-
-/* CM_CLKEN_PLL.EN_{54,96}M_PLL options (24XX) */
-#define EN_APLL_STOPPED 0
-#define EN_APLL_LOCKED 3
-
-/* CM_CLKSEL1_PLL.APLLS_CLKIN options (24XX) */
-#define APLLS_CLKIN_19_2MHZ 0
-#define APLLS_CLKIN_13MHZ 2
-#define APLLS_CLKIN_12MHZ 3
-
-void __iomem *cm_idlest_pll;
-
-/* Private functions */
-
-/* Enable an APLL if off */
-static int omap2_clk_apll_enable(struct clk *clk, u32 status_mask)
-{
- u32 cval, apll_mask;
-
- apll_mask = EN_APLL_LOCKED << clk->enable_bit;
-
- cval = omap2_cm_read_mod_reg(PLL_MOD, CM_CLKEN);
-
- if ((cval & apll_mask) == apll_mask)
- return 0; /* apll already enabled */
-
- cval &= ~apll_mask;
- cval |= apll_mask;
- omap2_cm_write_mod_reg(cval, PLL_MOD, CM_CLKEN);
-
- omap2_cm_wait_idlest(cm_idlest_pll, status_mask,
- OMAP24XX_CM_IDLEST_VAL, clk->name);
-
- /*
- * REVISIT: Should we return an error code if omap2_wait_clock_ready()
- * fails?
- */
- return 0;
-}
-
-static int omap2_clk_apll96_enable(struct clk *clk)
-{
- return omap2_clk_apll_enable(clk, OMAP24XX_ST_96M_APLL_MASK);
-}
-
-static int omap2_clk_apll54_enable(struct clk *clk)
-{
- return omap2_clk_apll_enable(clk, OMAP24XX_ST_54M_APLL_MASK);
-}
-
-static void _apll96_allow_idle(struct clk *clk)
-{
- omap2xxx_cm_set_apll96_auto_low_power_stop();
-}
-
-static void _apll96_deny_idle(struct clk *clk)
-{
- omap2xxx_cm_set_apll96_disable_autoidle();
-}
-
-static void _apll54_allow_idle(struct clk *clk)
-{
- omap2xxx_cm_set_apll54_auto_low_power_stop();
-}
-
-static void _apll54_deny_idle(struct clk *clk)
-{
- omap2xxx_cm_set_apll54_disable_autoidle();
-}
-
-/* Stop APLL */
-static void omap2_clk_apll_disable(struct clk *clk)
-{
- u32 cval;
-
- cval = omap2_cm_read_mod_reg(PLL_MOD, CM_CLKEN);
- cval &= ~(EN_APLL_LOCKED << clk->enable_bit);
- omap2_cm_write_mod_reg(cval, PLL_MOD, CM_CLKEN);
-}
-
-/* Public data */
-
-const struct clkops clkops_apll96 = {
- .enable = omap2_clk_apll96_enable,
- .disable = omap2_clk_apll_disable,
- .allow_idle = _apll96_allow_idle,
- .deny_idle = _apll96_deny_idle,
-};
-
-const struct clkops clkops_apll54 = {
- .enable = omap2_clk_apll54_enable,
- .disable = omap2_clk_apll_disable,
- .allow_idle = _apll54_allow_idle,
- .deny_idle = _apll54_deny_idle,
-};
-
-/* Public functions */
-
-u32 omap2xxx_get_apll_clkin(void)
-{
- u32 aplls, srate = 0;
-
- aplls = omap2_cm_read_mod_reg(PLL_MOD, CM_CLKSEL1);
- aplls &= OMAP24XX_APLLS_CLKIN_MASK;
- aplls >>= OMAP24XX_APLLS_CLKIN_SHIFT;
-
- if (aplls == APLLS_CLKIN_19_2MHZ)
- srate = 19200000;
- else if (aplls == APLLS_CLKIN_13MHZ)
- srate = 13000000;
- else if (aplls == APLLS_CLKIN_12MHZ)
- srate = 12000000;
-
- return srate;
-}
-