hw_rgbpanel.c

RK27驱动

/******************************************************************/
/*   Copyright (C) 2007 ROCK-CHIPS FUZHOU . All Rights Reserved.  */
/*******************************************************************
File	:  hw_Rgbpanel.c
Desc	:  RGB接口LCD驱动
		  
Author	:  nzy
Date	: 
Notes	: 

$Log	: 
*********************************************************************/
#include "hw_include.h"


/*---------------------------------------------------------
Name  :  Rgbpanel_PowerOnInit
Desc  :  RGB接口的屏上电初始化  
Params:  
Return:
Author:  nzy
Date  :  
-----------------------------------------------------------*/
void Rgbpanel_PowerOnInit(void)
{ 
#if(LCDPANEL == RGBIF_TPG121)
     Tpg121_PowerOnInit();
#endif
#if(LCDPANEL == RGBIF_TX06D69)
     TX06D69_PowerOnInit();
#endif
#if(LCDPANEL == RGBIF_TPG051)
     Tpg051_PowerOnInit();
#endif
#if(LCDPANEL == RGBIF_A030FL01)
     A030fl01_PowerOnInit();
#endif
#if(LCDPANEL == RGBIF_LQ035)
     LQ035_PowerOnInit();
#endif

}


/*---------------------------------------------------------
Name  :  Rgbpanel_SetFreq
Desc  :  
Params:  
Return:
Author:  nzy
Date  :  
-----------------------------------------------------------*/
void Rgbpanel_SetFreq(UINT32 Freq)
{ 
    UINT32 FreDiv;

	if(Freq >= 24)
	{
	   FreDiv = 0x0;
	}
	else if(24%Freq == 0)
	{
	   FreDiv = 24/Freq - 1;
       Freq = 24; 
	}
	else
    {
    	Freq = Freq*12;
		FreDiv = 11;
    }
	
	Pll_SetFrequence(PLL_AUX, Freq);
	ClrRegBits32(&pSCUReg->SCU_DIVCON , 0x3ff<<18);//Clear
	SetRegBits32(&pSCUReg->SCU_DIVCON , 0x2<<18);//Set codec pll as source
	SetRegBits32(&pSCUReg->SCU_DIVCON , FreDiv<<20);
}