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#ifndef DDK750_CHIP_H__
#define DDK750_CHIP_H__
#define DEFAULT_INPUT_CLOCK 14318181 /* Default reference clock */
#ifndef SM750LE_REVISION_ID
#define SM750LE_REVISION_ID ((unsigned char)0xfe)
#endif
#include <linux/io.h>
/* This is all the chips recognized by this library */
typedef enum _logical_chip_type_t {
SM_UNKNOWN,
SM718,
SM750,
SM750LE,
}
logical_chip_type_t;
typedef enum _clock_type_t {
MXCLK_PLL,
PRIMARY_PLL,
SECONDARY_PLL,
VGA0_PLL,
VGA1_PLL,
}
clock_type_t;
typedef struct _pll_value_t {
clock_type_t clockType;
unsigned long inputFreq; /* Input clock frequency to the PLL */
/* Use this when clockType = PANEL_PLL */
unsigned long M;
unsigned long N;
unsigned long OD;
unsigned long POD;
}
pll_value_t;
/* input struct to initChipParam() function */
typedef struct _initchip_param_t {
unsigned short powerMode; /* Use power mode 0 or 1 */
unsigned short chipClock; /**
* Speed of main chip clock in MHz unit
* 0 = keep the current clock setting
* Others = the new main chip clock
*/
unsigned short memClock; /**
* Speed of memory clock in MHz unit
* 0 = keep the current clock setting
* Others = the new memory clock
*/
unsigned short masterClock; /**
* Speed of master clock in MHz unit
* 0 = keep the current clock setting
* Others = the new master clock
*/
unsigned short setAllEngOff; /**
* 0 = leave all engine state untouched.
* 1 = make sure they are off: 2D, Overlay,
* video alpha, alpha, hardware cursors
*/
unsigned char resetMemory; /**
* 0 = Do not reset the memory controller
* 1 = Reset the memory controller
*/
/* More initialization parameter can be added if needed */
}
initchip_param_t;
logical_chip_type_t getChipType(void);
unsigned int calcPllValue(unsigned int request, pll_value_t *pll);
unsigned int formatPllReg(pll_value_t *pPLL);
void ddk750_set_mmio(void __iomem *, unsigned short, char);
unsigned int ddk750_getVMSize(void);
int ddk750_initHw(initchip_param_t *);
#endif
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