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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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