lcd_ds_s6d0154.c

基于MTK平台开发的LCD。C程序

/*****************************************************************************
*  Copyright Statement:
*  --------------------
*  This software is protected by Copyright and the information contained
*  herein is confidential. The software may not be copied and the information
*  contained herein may not be used or disclosed except with the written
*  permission of MediaTek Inc. (C) 2005
*
*  BY OPENING THIS FILE, BUYER HEREBY UNEQUIVOCALLY ACKNOWLEDGES AND AGREES
*  THAT THE SOFTWARE/FIRMWARE AND ITS DOCUMENTATIONS ("MEDIATEK SOFTWARE")
*  RECEIVED FROM MEDIATEK AND/OR ITS REPRESENTATIVES ARE PROVIDED TO BUYER ON
*  AN "AS-IS" BASIS ONLY. MEDIATEK EXPRESSLY DISCLAIMS ANY AND ALL WARRANTIES,
*  EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF
*  MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR NONINFRINGEMENT.
*  NEITHER DOES MEDIATEK PROVIDE ANY WARRANTY WHATSOEVER WITH RESPECT TO THE
*  SOFTWARE OF ANY THIRD PARTY WHICH MAY BE USED BY, INCORPORATED IN, OR
*  SUPPLIED WITH THE MEDIATEK SOFTWARE, AND BUYER AGREES TO LOOK ONLY TO SUCH
*  THIRD PARTY FOR ANY WARRANTY CLAIM RELATING THERETO. MEDIATEK SHALL ALSO
*  NOT BE RESPONSIBLE FOR ANY MEDIATEK SOFTWARE RELEASES MADE TO BUYER'S
*  SPECIFICATION OR TO CONFORM TO A PARTICULAR STANDARD OR OPEN FORUM.
*
*  BUYER'S SOLE AND EXCLUSIVE REMEDY AND MEDIATEK'S ENTIRE AND CUMULATIVE
*  LIABILITY WITH RESPECT TO THE MEDIATEK SOFTWARE RELEASED HEREUNDER WILL BE,
*  AT MEDIATEK'S OPTION, TO REVISE OR REPLACE THE MEDIATEK SOFTWARE AT ISSUE,
*  OR REFUND ANY SOFTWARE LICENSE FEES OR SERVICE CHARGE PAID BY BUYER TO
*  MEDIATEK FOR SUCH MEDIATEK SOFTWARE AT ISSUE.
*
*  THE TRANSACTION CONTEMPLATED HEREUNDER SHALL BE CONSTRUED IN ACCORDANCE
*  WITH THE LAWS OF THE STATE OF CALIFORNIA, USA, EXCLUDING ITS CONFLICT OF
*  LAWS PRINCIPLES.  ANY DISPUTES, CONTROVERSIES OR CLAIMS ARISING THEREOF AND
*  RELATED THERETO SHALL BE SETTLED BY ARBITRATION IN SAN FRANCISCO, CA, UNDER
*  THE RULES OF THE INTERNATIONAL CHAMBER OF COMMERCE (ICC).
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*****************************************************************************/

/*****************************************************************************
 *
 * Filename:
 * ---------
 *    lcd.c
 *
 * Project:
 * --------
 *   Maui_Software
 *
 * Description:
 * ------------
 *   This Module defines the LCD driver.
 *
 * Author:
 * -------
 * -------
 *
 *============================================================================
 *             HISTORY
 * Below this line, this part is controlled by PVCS VM. DO NOT MODIFY!!
 *------------------------------------------------------------------------------
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 *------------------------------------------------------------------------------
 * Upper this line, this part is controlled by PVCS VM. DO NOT MODIFY!!
 *============================================================================
 ****************************************************************************/
#include "drv_comm.h"
#include "reg_base.h"
#include "lcd_sw_inc.h"
#include "lcd_sw.h"
#include "lcd_hw.h"
/*Serial interface*/
#include "lcd_if.h"
#include "lcd_sw_rnd.h"

#ifndef __CUST_NEW__
extern void GPIO_ModeSetup(kal_uint16 pin, kal_uint16 conf_dada);
extern void GPIO_WriteIO(char data, char port);
#endif /* __CUST_NEW__ */

extern void PWM2_level(kal_uint8 level);
volatile kal_uint32 g_iFactor = 50;

void LCD_Init_DS_S6D0154(kal_uint32 bkground, void **buf_addr);

extern kal_bool  lcd_assert_fail ;

extern kal_uint8 lcd_check ;
extern kal_uint8 lcd_reg_index;

const lcd_data_struct lcd_check_reg = {
  {
	      
	      {0x0001,0x011B}, {0x0002,0x0700}, {0x0003,0x1230}, {0x0007,0x0037}, {0x0009,0x0000},
	      {0x000B,0x0000}, {0x000C,0x0003}, {0x0010,0x4140}, {0x0011,0x0000}, {0x0012,0x0013},
	      {0x0013,0x3611}, {0x0040,0x0000}, {0x0041,0x00EF}, {0x0042,0xDB00}, {0x0043,0xDB00}, 
	      {0x0047,0x0000}, {0x0008,0x0202}, {0x0004,0x0000}, {0x0005,0x0000}, {0x0023,0x0000},
	      {0x0024,0x0000}, {0x0053,0x0000}
	}      
};


/* default value for Himax DS_S6D0154 */
kal_uint16 lcd_power_ctrl_shadow1, lcd_power_ctrl_shadow3, lcd_power_ctrl_shadow4;
static void LCD_Delay(kal_uint32 delay_count)
{
	volatile kal_uint32 delay;
	for (delay = 0; delay < delay_count * g_iFactor; delay++);
}
#if (defined(MT6217) || defined(MT6218B) || defined(MT6219) || defined(MT6225) || defined(MT6226) || defined(MT6226M) || defined(MT6227))
void init_lcd_interface_S6D0154(void)
{
	kal_uint32 i;
      GPIO_ModeSetup( 34, 0 );
	GPIO_ModeSetup( 2, 0 );
	GPIO_InitIO( 1, 2 );
	GPIO_WriteIO( 0, 2 );
	GPIO_InitIO( 1, 34 );
	GPIO_WriteIO( 0, 34 );//chenduanyang 20070927 initial is 0 
	SET_LCD_CTRL_RESET_PIN;
	LCD_Delay(2);

	REG_LCD_ROI_CTRL = 0;
	CLEAR_LCD_CTRL_RESET_PIN;
    #if (defined(MT6219) || defined(MT6225) || defined(MT6226) || defined(MT6226M) || defined(MT6227))
	   	SET_LCD_PARALLEL_CE2WR_SETUP_TIME((kal_uint32)2);
	   	SET_LCD_PARALLEL_CE2WR_HOLD_TIME(2);
	   	SET_LCD_PARALLEL_CE2RD_SETUP_TIME(3);
	   	SET_LCD_PARALLEL_WRITE_WAIT_STATE(4);
	   	SET_LCD_PARALLEL_READ_LATENCY_TIME(31);
	   	SET_LCD_ROI_CTRL_CMD_LATENCY(2);
        SET_LCD_SERIAL_CLOCK_52M;

        #if (defined(MT6225) || defined(MT6226) || defined(MT6226M) || defined(MT6227))
            #if (defined(LCD_18BIT_MODE))
                #ifndef __CUST_NEW__
                    GPIO_ModeSetup(55, 1);  // LCD D[16]
                    GPIO_ModeSetup(56, 1);  // LCD D[17]
                #else
    		        *((volatile unsigned short *) 0x801201B0) |= 0x4000;  // LCD D[16]
	    	        *((volatile unsigned short *) 0x801201D0) |= 0x0001;  // LCD D[17]
                #endif
   	            SET_LCD_PARALLEL_18BIT_DATA_BUS;
          	#elif (defined(LCD_16BIT_MODE))
                SET_LCD_PARALLEL_16BIT_DATA_BUS;
            #elif (defined(LCD_8BIT_MODE))
   		        SET_LCD_PARALLEL_8BIT_DATA_BUS;
   		    #endif /* (defined(LCD_18BIT_MODE)) */

		// XXX LCD GAMMA Here!!
   	    /*SET_LCD_PARALLEL_GAMMA_R_TABLE(LCD_PARALLEL_GAMMA_DISABLE);
   	    SET_LCD_PARALLEL_GAMMA_G_TABLE(LCD_PARALLEL_GAMMA_DISABLE);
   	    SET_LCD_PARALLEL_GAMMA_B_TABLE(LCD_PARALLEL_GAMMA_DISABLE);*/

		    for (i = 0; i < 62; i++) {
                SET_GAMMA_TABLE(LCD_GAMMA_TABLE0, i, i);
            }

		    SET_GAMMA_TABLE(LCD_GAMMA_TABLE0, 62, 61);
		    SET_GAMMA_TABLE(LCD_GAMMA_TABLE0, 63, 61);
		    SET_LCD_PARALLEL_GAMMA_R_TABLE(LCD_PARALLEL_GAMMA_TABLE0);
   	        SET_LCD_PARALLEL_GAMMA_G_TABLE(LCD_PARALLEL_GAMMA_TABLE0);
       	    SET_LCD_PARALLEL_GAMMA_B_TABLE(LCD_PARALLEL_GAMMA_TABLE0);
        #endif  /* (defined(MT6225) || defined(MT6226) || defined(MT6226M) || defined(MT6227)) */
        #if (defined(MT6219))
        DISABLE_LCD_PARALLEL_SYNC;
        #endif
    #endif /* (defined(MT6219) || defined(MT6225) || defined(MT6226) || defined(MT6226M) || defined(MT6227)) */

	LCD_Delay(100);
	SET_LCD_CTRL_RESET_PIN;
	LCD_Delay(5);
}	/* init_lcd_interface() */
#endif /* (defined(MT6217) || defined(MT6218B) || defined(MT6219) || defined(MT6225) || defined(MT6226) || defined(MT6226M) || defined(MT6227)) */

kal_uint16 readreg_DS_S6D0154(kal_uint16 addr)
{
	kal_uint16 ret = 0;
	
	LCD_CtrlWrite( addr );
#ifdef LCD_16BIT_MODE
	ret = LCD_DataRead ;
#else
	ret =LCD_DataRead;
	ret <<= 8;
	ret +=LCD_DataRead;
#endif
	return ret;
}

kal_uint16 Read_S6D0154_ID(void)
{
	kal_uint16 ret = 0;

	LCD_CtrlWrite(0x00);
#ifdef LCD_16BIT_MODE
	ret = LCD_DataRead ;
#else
	ret =LCD_DataRead;
	ret <<= 8;