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clock.h

/*****************************************************************************
* Copyright 2001 - 2009 Broadcom Corporation.  All rights reserved.
*
* Unless you and Broadcom execute a separate written software license
* agreement governing use of this software, this software is licensed to you
* under the terms of the GNU General Public License version 2, available at
* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
*
* Notwithstanding the above, under no circumstances may you combine this
* software in any way with any other Broadcom software provided under a
* license other than the GPL, without Broadcom's express prior written
* consent.
*****************************************************************************/
#include <mach/csp/chipcHw_def.h>

#define CLK_TYPE_PRIMARY         1  /* primary clock must NOT have a parent */
#define CLK_TYPE_PLL1            2  /* PPL1 */
#define CLK_TYPE_PLL2            4  /* PPL2 */
#define CLK_TYPE_PROGRAMMABLE    8  /* programmable clock rate */
#define CLK_TYPE_BYPASSABLE      16 /* parent can be changed */

#define CLK_MODE_XTAL            1  /* clock source is from crystal */

struct clk {
      const char *name; /* clock name */
      unsigned int type;      /* clock type */
      unsigned int mode;      /* current mode */
      volatile int use_bypass;      /* indicate if it's in bypass mode */
      chipcHw_CLOCK_e csp_id; /* clock ID for CSP CHIPC */
      unsigned long rate_hz;  /* clock rate in Hz */
      unsigned int use_cnt;   /* usage count */
      struct clk *parent;     /* parent clock */
};

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