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/****************************************************************************
* arch/arm/src/lc823450/lc823450_clockconfig.h
*
* Copyright 2014,2015,2017 Sony Video & Sound Products Inc.
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* Author: Masatoshi Tateishi <Masatoshi.Tateishi@jp.sony.com>
* Author: Masayuki Ishikawa <Masayuki.Ishikawa@jp.sony.com>
* Author: Nobutaka Toyoshima <Nobutaka.Toyoshima@jp.sony.com>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name NuttX nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
****************************************************************************/
#ifndef __ARCH_ARM_SRC_LC823450_LC823450_CLOCKCONFIG_H
#define __ARCH_ARM_SRC_LC823450_LC823450_CLOCKCONFIG_H
/****************************************************************************
* Included Files
****************************************************************************/
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
#define LC823450_OSCSYS_REGBASE 0x40040000
#define OSCCNT (LC823450_OSCSYS_REGBASE + 0x00)
#define OSCCNT_SCKSEL_MASK (3 << 0)
#define OSCCNT_SCKSEL_RC (0 << 0)
#define OSCCNT_SCKSEL_MAIN (1 << 0)
#define OSCCNT_SCKSEL_RTC (2 << 0)
#define OSCCNT_MCSEL (1 << 2)
#define OSCCNT_XT1EN (1 << 7)
#define OSCCNT_MAINDIV_MASK (7 << 8)
#define OSCCNT_MAINDIV_1 (0 << 8)
#define OSCCNT_MAINDIV_2 (1 << 8)
#define OSCCNT_MAINDIV_4 (2 << 8)
#define OSCCNT_MAINDIV_8 (3 << 8)
#define OSCCNT_MAINDIV_16 (4 << 8)
#define PLLREFCNT (LC823450_OSCSYS_REGBASE + 0x04)
#define PERICLKDIV (LC823450_OSCSYS_REGBASE + 0x08)
#define PERICLKDIV_HCLKDIV_MASK (0x3f << 0)
#define FCLKCNT (LC823450_OSCSYS_REGBASE + 0x0c)
#define FCLKCNT_SFDIV1 (0 << 24)
#define FCLKCNT_SFDIV2 (1 << 24)
#define FCLKCNT_SFDIV4 (2 << 24)
#define FCLKCNT_SFDIV8 (3 << 24)
#define AUDCLKCNT (LC823450_OSCSYS_REGBASE + 0x14)
#define IMCNT (LC823450_OSCSYS_REGBASE + 0x20)
#define CORESTS (LC823450_OSCSYS_REGBASE + 0x40)
#define LC823450_SYSTEMPLL_BASE 0x40041000
#define PLL1CNT (LC823450_SYSTEMPLL_BASE + 0x00)
#define PLL1CNT_STYB (1 << 1)
#define PLL1CNT_RSTB (1 << 0)
#define PLL1MDIV (LC823450_SYSTEMPLL_BASE + 0x04)
#define PLL1NDIV (LC823450_SYSTEMPLL_BASE + 0x08)
/****************************************************************************
* Public Types
****************************************************************************/
#ifndef __ASSEMBLY__
/****************************************************************************
* Public Data
****************************************************************************/
#ifdef __cplusplus
#define EXTERN extern "C"
extern "C"
{
#else
#define EXTERN extern
#endif
/****************************************************************************
* Public Functions
****************************************************************************/
uint32_t lc823450_get_systemfreq(void);
#ifndef CONFIG_DVFS
uint32_t lc823450_get_apb(void);
#endif
uint32_t lc823450_get_ahb(void);
void lc823450_clockconfig(void);
#if defined(__cplusplus)
}
#endif
#undef EXTERN
#endif /* __ASSEMBLY__ */
#endif /* __ARCH_ARM_SRC_LC823450_LC823450_CLOCKCONFIG_H */