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/****************************************************************************/
/*
* linux/include/asm-arm/arch-l7200/sys-clock.h
*
* Registers and helper functions for the L7200 Link-Up Systems
* System clocks.
*
* (C) Copyright 2000, S A McConnell (samcconn@cotw.com)
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file COPYING in the main directory of this archive for
* more details.
*/
/****************************************************************************/
#define SYS_CLOCK_OFF 0x00050030 /* Offset from IO_START. */
/* IO_START and IO_BASE are defined in hardware.h */
#define SYS_CLOCK_START (IO_START + SYS_CLCOK_OFF) /* Physical address */
#define SYS_CLOCK_BASE (IO_BASE + SYS_CLOCK_OFF) /* Virtual address */
/* Define the interface to the SYS_CLOCK */
typedef struct
{
unsigned int ENABLE;
unsigned int ESYNC;
unsigned int SELECT;
} sys_clock_interface;
#define SYS_CLOCK ((volatile sys_clock_interface *)(SYS_CLOCK_BASE))
//#define CLOCK_EN (*(volatile unsigned long *)(PMU_BASE+CLOCK_EN_OFF))
//#define CLOCK_ESYNC (*(volatile unsigned long *)(PMU_BASE+CLOCK_ESYNC_OFF))
//#define CLOCK_SEL (*(volatile unsigned long *)(PMU_BASE+CLOCK_SEL_OFF))
/* SYS_CLOCK -> ENABLE */
#define SYN_EN 1<<0
#define B18M_EN 1<<1
#define CLK3M6_EN 1<<2
#define BUART_EN 1<<3
#define CLK18MU_EN 1<<4
#define FIR_EN 1<<5
#define MIRN_EN 1<<6
#define UARTM_EN 1<<7
#define SIBADC_EN 1<<8
#define ALTD_EN 1<<9
#define CLCLK_EN 1<<10
/* SYS_CLOCK -> SELECT */
#define CLK18M_DIV 1<<0
#define MIR_SEL 1<<1
#define SSP_SEL 1<<4
#define MM_DIV 1<<5
#define MM_SEL 1<<6
#define ADC_SEL_2 0<<7
#define ADC_SEL_4 1<<7
#define ADC_SEL_8 3<<7
#define ADC_SEL_16 7<<7
#define ADC_SEL_32 0x0f<<7
#define ADC_SEL_64 0x1f<<7
#define ADC_SEL_128 0x3f<<7
#define ALTD_SEL 1<<13
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