mtk-lk/dev/lcm/ili9806e_dsi_vdo_fwvga/ili9806e_dsi_vdo_fwvga.c

/* Copyright Statement:
 *
 * This software/firmware and related documentation ("MediaTek Software") are
 * protected under relevant copyright laws. The information contained herein
 * is confidential and proprietary to MediaTek Inc. and/or its licensors.
 * Without the prior written permission of MediaTek inc. and/or its licensors,
 * any reproduction, modification, use or disclosure of MediaTek Software,
 * and information contained herein, in whole or in part, shall be strictly prohibited.
 */
/* MediaTek Inc. (C) 2013. All rights reserved.
 *
 * BY OPENING THIS FILE, RECEIVER HEREBY UNEQUIVOCALLY ACKNOWLEDGES AND AGREES
 * THAT THE SOFTWARE/FIRMWARE AND ITS DOCUMENTATIONS ("MEDIATEK SOFTWARE")
 * RECEIVED FROM MEDIATEK AND/OR ITS REPRESENTATIVES ARE PROVIDED TO RECEIVER 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 RECEIVER AGREES TO LOOK ONLY TO SUCH
 * THIRD PARTY FOR ANY WARRANTY CLAIM RELATING THERETO. RECEIVER EXPRESSLY ACKNOWLEDGES
 * THAT IT IS RECEIVER'S SOLE RESPONSIBILITY TO OBTAIN FROM ANY THIRD PARTY ALL PROPER LICENSES
 * CONTAINED IN MEDIATEK SOFTWARE. MEDIATEK SHALL ALSO NOT BE RESPONSIBLE FOR ANY MEDIATEK
 * SOFTWARE RELEASES MADE TO RECEIVER'S SPECIFICATION OR TO CONFORM TO A PARTICULAR
 * STANDARD OR OPEN FORUM. RECEIVER'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 RECEIVER TO
 * MEDIATEK FOR SUCH MEDIATEK SOFTWARE AT ISSUE.
 *
 * The following software/firmware and/or related documentation ("MediaTek Software")
 * have been modified by MediaTek Inc. All revisions are subject to any receiver's
 * applicable license agreements with MediaTek Inc.
 */

/*****************************************************************************
*  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) 2008
*
*  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).
*
*****************************************************************************/

#ifdef BUILD_LK
#include <string.h>
#include <mt_gpio.h>
#include <platform/mt_pmic.h>
#elif defined(BUILD_UBOOT)
#include <asm/arch/mt_gpio.h>
#else
#include <linux/string.h>
#include <mach/mt_gpio.h>
#include <mach/mt_pm_ldo.h>
#endif

#include "lcm_drv.h"
#include <cust_gpio_usage.h>
#if defined(BUILD_LK)
#define LCM_PRINT printf
#elif defined(BUILD_UBOOT)
#define LCM_PRINT printf
#else
#define LCM_PRINT printk
#endif

extern void upmu_set_rg_vgp2_ndis_en(kal_uint32 val);
// ---------------------------------------------------------------------------
//  Local Constants
// ---------------------------------------------------------------------------
// pixel
#define FRAME_WIDTH  			(480)
#define FRAME_HEIGHT 			(854)
// physical dimension
#define PHYSICAL_WIDTH        (68)
#define PHYSICAL_HIGHT         (121)


#define LCM_ID       (0x40)
#define LCM_DSI_CMD_MODE		0

#define REGFLAG_DELAY 0xAB
#define REGFLAG_END_OF_TABLE 0xAA // END OF REGISTERS MARKER

/*
DSV power +5V,-5v
*/
#ifndef GPIO_DSV_AVDD_EN
#define GPIO_DSV_AVDD_EN (GPIO41 | 0x80000000)
#define GPIO_DSV_AVDD_EN_M_GPIO GPIO_MODE_00
#define GPIO_DSV_AVDD_EN_M_KROW GPIO_MODE_06
#define GPIO_DSV_AVDD_EN_M_PWM GPIO_MODE_05
#endif

#ifndef GPIO_DSV_AVEE_EN
#define GPIO_DSV_AVEE_EN (GPIO42 | 0x80000000)
#define GPIO_DSV_AVEE_EN_M_GPIO GPIO_MODE_00
#define GPIO_DSV_AVEE_EN_M_KROW GPIO_MODE_06
#define GPIO_DSV_AVEE_EN_M_PWM GPIO_MODE_05
#endif

// ---------------------------------------------------------------------------
//  Local Variables
// ---------------------------------------------------------------------------

static LCM_UTIL_FUNCS lcm_util = {0};

#define SET_RESET_PIN(v)    								(lcm_util.set_reset_pin((v)))
#define UDELAY(n) 											(lcm_util.udelay(n))
#define MDELAY(n) 											(lcm_util.mdelay(n))

// ---------------------------------------------------------------------------
//  Local Functions
// ---------------------------------------------------------------------------

#define dsi_set_cmdq_V3(para_tbl, size, force_update)   	lcm_util.dsi_set_cmdq_V3(para_tbl, size, force_update)
#define dsi_set_cmdq_V2(cmd, count, ppara, force_update)	        lcm_util.dsi_set_cmdq_V2(cmd, count, ppara, force_update)
#define dsi_set_cmdq(pdata, queue_size, force_update)		lcm_util.dsi_set_cmdq(pdata, queue_size, force_update)
#define wrtie_cmd(cmd)										lcm_util.dsi_write_cmd(cmd)
#define write_regs(addr, pdata, byte_nums)					lcm_util.dsi_write_regs(addr, pdata, byte_nums)
#define read_reg(cmd)											lcm_util.dsi_dcs_read_lcm_reg(cmd)
#define read_reg_v2(cmd, buffer, buffer_size)   				lcm_util.dsi_dcs_read_lcm_reg_v2(cmd, buffer, buffer_size)    

static unsigned int need_set_lcm_addr = 1;

struct LCM_setting_table {
    unsigned char cmd;
    unsigned char count;
    unsigned char para_list[64];
};
#if defined(BUILD_LK)
static LCM_setting_table_V3 lcm_EXTC_set_enable_V3[] = {
	{0X39, 0XFF, 5, {0XFF, 0X98, 0X06, 0X04, 0X00}},	//Change to page 0
};
#endif
static LCM_setting_table_V3 lcm_initialization_setting_V3[] = {
	{0X39, 0XFF, 5, {0XFF, 0X98, 0X06, 0X04, 0X01}},	//EXTC Command Set enable register (Page 1)
	{0X15, 0X08, 1, {0X10}},	//Interface Mode Control 1
	{0X15, 0X21, 1, {0X01}},	//Display Function Control 2
	{0X15, 0X30, 1, {0X01}},	//Resolution Control (480*854)
	{0X15, 0X31, 1, {0X00}},	//Display Inversion Control
	{0X15, 0X60, 1, {0X07}},	//Source Timing Adjust1 (SDTI)
	{0X15, 0X61, 1, {0X00}},	//Source Timing Adjust2 (CRTI)
	{0X15, 0X62, 1, {0X08}},	//Source Timing Adjust3 (EQTI)
	{0X15, 0X63, 1, {0X00}},	//Source Timing Adjust4 (EQTI)
	{0X15, 0X40, 1, {0X00}},	//Power Control 1
	{0X15, 0X41, 1, {0X00}},	//Power Control 2
	{0X15, 0X42, 1, {0X01}},	//Power Control 3
	{0X15, 0X43, 1, {0X85}},	//Power Control 4
	{0X15, 0X44, 1, {0X02}},	//Power Control 5
	{0X15, 0X47, 1, {0X35}},	//Power Control 8
	{0X15, 0X50, 1, {0X4E}},	//Power Control 9
	{0X15, 0X51, 1, {0X4E}},	//Power Control 10
	{0X15, 0X52, 1, {0X00}},	//VCOM Control 1~2
	{0X15, 0X53, 1, {0X2D}},	//VCOM Control 1~2
	{0X15, 0X57, 1, {0X50}},	//LVD Detect
	{0X15, 0XA0, 1, {0X00}},	//Positive Gamma Control (01h~16h)
	{0X15, 0XA1, 1, {0X09}},
	{0X15, 0XA2, 1, {0X0E}},
	{0X15, 0XA3, 1, {0X0E}},
	{0X15, 0XA4, 1, {0X07}},
	{0X15, 0XA5, 1, {0X0D}},
	{0X15, 0XA6, 1, {0X04}},
	{0X15, 0XA7, 1, {0X04}},
	{0X15, 0XA8, 1, {0X08}},
	{0X15, 0XA9, 1, {0X0C}},
	{0X15, 0XAA, 1, {0X0C}},
	{0X15, 0XAB, 1, {0X05}},
	{0X15, 0XAC, 1, {0X0D}},
	{0X15, 0XAD, 1, {0X20}},
	{0X15, 0XAE, 1, {0X19}},
	{0X15, 0XAF, 1, {0X00}},
	{0X15, 0XC0, 1, {0X00}},	//Negative Gamma Control (01h~16h)
	{0X15, 0XC1, 1, {0X09}},
	{0X15, 0XC2, 1, {0X0E}},
	{0X15, 0XC3, 1, {0X0E}},
	{0X15, 0XC4, 1, {0X07}},
	{0X15, 0XC5, 1, {0X0D}},
	{0X15, 0XC6, 1, {0X07}},
	{0X15, 0XC7, 1, {0X05}},
	{0X15, 0XC8, 1, {0X07}},
	{0X15, 0XC9, 1, {0X0A}},
	{0X15, 0XCA, 1, {0X0C}},
	{0X15, 0XCB, 1, {0X05}},
	{0X15, 0XCC, 1, {0X0D}},
	{0X15, 0XCD, 1, {0X20}},
	{0X15, 0XCE, 1, {0X19}},
	{0X15, 0XCF, 1, {0X00}},
	{0X39, 0XFF, 5, {0XFF, 0X98, 0X06, 0X04, 0X07}},	//Change to page 7
	{0X15, 0X00, 1, {0X77}},	//External Power Setting
	{0X15, 0X17, 1, {0X22}},	//VREG1/2OUT Enable
	{0X15, 0X02, 1, {0X77}},	//Power Bias Control
	{0X15, 0XE1, 1, {0X79}},
	{0X39, 0XFF, 5, {0XFF, 0X98, 0X06, 0X04, 0X06}},	//Change to page 6
	{0X15, 0X00, 1, {0X21}},	//GIP Setting (00h~40h)
	{0X15, 0X01, 1, {0X05}},
	{0X15, 0X02, 1, {0X00}},
	{0X15, 0X03, 1, {0X00}},
	{0X15, 0X04, 1, {0X00}},
	{0X15, 0X05, 1, {0X00}},
	{0X15, 0X06, 1, {0X80}},
	{0X15, 0X07, 1, {0X04}},
	{0X15, 0X08, 1, {0X00}},
	{0X15, 0X09, 1, {0X90}},
	{0X15, 0X0A, 1, {0X03}},
	{0X15, 0X0B, 1, {0X00}},
	{0X15, 0X0C, 1, {0X00}},
	{0X15, 0X0D, 1, {0X00}},
	{0X15, 0X0E, 1, {0X00}},
	{0X15, 0X0F, 1, {0X00}},
	{0X15, 0X10, 1, {0X50}},
	{0X15, 0X11, 1, {0X50}},
	{0X15, 0X12, 1, {0X00}},
	{0X15, 0X13, 1, {0X85}},
	{0X15, 0X14, 1, {0X85}},
	{0X15, 0X15, 1, {0XC0}},
	{0X15, 0X16, 1, {0X08}},
	{0X15, 0X17, 1, {0X00}},
	{0X15, 0X18, 1, {0X00}},
	{0X15, 0X19, 1, {0X00}},
	{0X15, 0X1A, 1, {0X00}},
	{0X15, 0X1B, 1, {0X00}},
	{0X15, 0X1C, 1, {0X00}},
	{0X15, 0X1D, 1, {0X00}},
	{0X15, 0X20, 1, {0X01}},
	{0X15, 0X21, 1, {0X23}},
	{0X15, 0X22, 1, {0X45}},
	{0X15, 0X23, 1, {0X67}},
	{0X15, 0X24, 1, {0X01}},
	{0X15, 0X25, 1, {0X23}},
	{0X15, 0X26, 1, {0X45}},
	{0X15, 0X27, 1, {0X67}},
	{0X15, 0X30, 1, {0X10}},
	{0X15, 0X31, 1, {0X22}},
	{0X15, 0X32, 1, {0X11}},
	{0X15, 0X33, 1, {0XAA}},
	{0X15, 0X34, 1, {0XBB}},
	{0X15, 0X35, 1, {0X66}},
	{0X15, 0X36, 1, {0X00}},
	{0X15, 0X37, 1, {0X22}},
	{0X15, 0X38, 1, {0X22}},
	{0X15, 0X39, 1, {0X22}},
	{0X15, 0X3A, 1, {0X22}},
	{0X15, 0X3B, 1, {0X22}},
	{0X15, 0X3C, 1, {0X22}},
	{0X15, 0X3D, 1, {0X22}},
	{0X15, 0X3E, 1, {0X22}},
	{0X15, 0X3F, 1, {0X22}},
	{0X15, 0X40, 1, {0X22}},
	{0X15, 0X52, 1, {0X10}},
	{0X15, 0X53, 1, {0X10}},
	{0X39, 0XFF, 5, {0XFF, 0X98, 0X06, 0X04, 0X00}},	//Change to page 0
	{0X15, 0X3A, 1, {0X70}},	//Display Access Control
	{0X15, 0X51, 1, {0XFF}},	//Write Display Brightness Value
	{0X15, 0X53, 1, {0X00}},	//Write CTRL Display Value
	{0X15, 0X55, 1, {0XB0}},	//Write Content Adaptive Brightness Control Value


};

static struct LCM_setting_table __attribute__ ((unused)) lcm_backlight_level_setting[] = {
	{0x51, 1, {0xFF}},
	{REGFLAG_END_OF_TABLE, 0x00, {}}
};


static void push_table(struct LCM_setting_table *table, unsigned int count, unsigned char force_update)
{
	unsigned int i;

	for(i = 0; i < count; i++) {
		unsigned cmd;
		
		cmd = table[i].cmd;

		switch (cmd) {
		case REGFLAG_DELAY:
			MDELAY(table[i].count);
			break;

		case REGFLAG_END_OF_TABLE:
			break;

		default:
			dsi_set_cmdq_V2(cmd, table[i].count, table[i].para_list, force_update);
		}
	}
	LCM_PRINT("[LCD] push_table \n");
}
// ---------------------------------------------------------------------------
//  LCM Driver Implementations
// ---------------------------------------------------------------------------
static void lcm_set_util_funcs(const LCM_UTIL_FUNCS *util)
{
    memcpy((void*)&lcm_util, (void*)util, sizeof(LCM_UTIL_FUNCS));
}

static void lcm_get_params(LCM_PARAMS * params) 

{ 
	memset(params, 0, sizeof(LCM_PARAMS)); 

	params->type   = LCM_TYPE_DSI;
	params->width  = FRAME_WIDTH;
	params->height = FRAME_HEIGHT;

   params->physical_width=PHYSICAL_WIDTH;
   params->physical_height=PHYSICAL_HIGHT;

	// enable tearing-free
	params->dbi.te_mode 				= LCM_DBI_TE_MODE_DISABLED;
	params->dbi.te_edge_polarity		= LCM_POLARITY_RISING;

#if (LCM_DSI_CMD_MODE)
	params->dsi.mode   = CMD_MODE;
#else
	params->dsi.mode   = SYNC_PULSE_VDO_MODE;//SYNC_EVENT_VDO_MODE;
#endif

	// DSI
	/* Command mode setting */
	params->dsi.LANE_NUM				= LCM_TWO_LANE;
	//The following defined the fomat for data coming from LCD engine. 

	params->dsi.data_format.color_order = LCM_COLOR_ORDER_RGB;	
	params->dsi.data_format.trans_seq = LCM_DSI_TRANS_SEQ_MSB_FIRST; 
	params->dsi.data_format.padding = LCM_DSI_PADDING_ON_LSB; 
	params->dsi.data_format.format = LCM_DSI_FORMAT_RGB888; 

	// Highly depends on LCD driver capability. 
	params->dsi.packet_size = 256; 
	// Video mode setting 
	params->dsi.intermediat_buffer_num = 2; 
	params->dsi.PS = LCM_PACKED_PS_24BIT_RGB888; 

	params->dsi.vertical_sync_active = 2; 
	params->dsi.vertical_backporch = 20; 
	params->dsi.vertical_frontporch = 20; 
	params->dsi.vertical_active_line = FRAME_HEIGHT; 

	params->dsi.horizontal_sync_active				= 10;
	params->dsi.horizontal_backporch				= 60;
	params->dsi.horizontal_frontporch				= 200;
	params->dsi.horizontal_active_pixel 			= FRAME_WIDTH;

	// Bit rate calculation
	//params->dsi.pll_div1=35;		// fref=26MHz, fvco=fref*(div1+1)	(div1=0~63, fvco=500MHZ~1GHz)
	//params->dsi.pll_div2=1; 		// div2=0~15: fout=fvo/(2*div2)

	/* ESD or noise interference recovery For video mode LCM only. */
	// Send TE packet to LCM in a period of n frames and check the response.
	//params->dsi.lcm_int_te_monitor = FALSE;
	//params->dsi.lcm_int_te_period = 1;		// Unit : frames

	// Need longer FP for more opportunity to do int. TE monitor applicably.
	//if(params->dsi.lcm_int_te_monitor)
	//	params->dsi.vertical_frontporch *= 2;

	// Monitor external TE (or named VSYNC) from LCM once per 2 sec. (LCM VSYNC must be wired to baseband TE pin.)
	//params->dsi.lcm_ext_te_monitor = FALSE;
	// Non-continuous clock
	//params->dsi.noncont_clock = TRUE;
	//params->dsi.noncont_clock_period = 2;	// Unit : frames

	// DSI MIPI Spec parameters setting
	/*params->dsi.HS_TRAIL = 6;
	params->dsi.HS_ZERO = 9;
	params->dsi.HS_PRPR = 5;
	params->dsi.LPX = 4;
	params->dsi.TA_SACK = 1;
	params->dsi.TA_GET = 20;
	params->dsi.TA_SURE = 6;
	params->dsi.TA_GO = 16;
	params->dsi.CLK_TRAIL = 5;
	params->dsi.CLK_ZERO = 18;
	params->dsi.LPX_WAIT = 1;
	params->dsi.CONT_DET = 0;
	params->dsi.CLK_HS_PRPR = 4;*/
	// Bit rate calculation
	params->dsi.PLL_CLOCK = 241;

	LCM_PRINT("[LCD] lcm_get_params \n");

}

static void init_lcm_registers(void)
{
	unsigned int data_array[32];

	dsi_set_cmdq_V3(lcm_initialization_setting_V3, sizeof(lcm_initialization_setting_V3) / sizeof(LCM_setting_table_V3), 1);
#if defined(BUILD_LK)
	dsi_set_cmdq_V3(lcm_EXTC_set_enable_V3, sizeof(lcm_EXTC_set_enable_V3) / sizeof(LCM_setting_table_V3), 1);
	MDELAY(1);
#endif
	data_array[0] = 0x00110500;	//Sleep Out
	dsi_set_cmdq(data_array, 1, 1);
	MDELAY(100);
	
	LCM_PRINT("[LCD] init_lcm_registers \n");
}

static void init_lcm_registers_added(void)
{
	unsigned int data_array[1];

#if defined(BUILD_LK)
	dsi_set_cmdq_V3(lcm_EXTC_set_enable_V3, sizeof(lcm_EXTC_set_enable_V3) / sizeof(LCM_setting_table_V3), 1);
	MDELAY(1);
#endif
	data_array[0] = 0x00290500;	//Display On
	dsi_set_cmdq(data_array, 1, 1);
	MDELAY(10);
	LCM_PRINT("[LCD] init_lcm_registers_added \n");
}

static void init_lcm_registers_sleep(void)
{
	unsigned int data_array[1];

	MDELAY(1);
	data_array[0] = 0x00280500;	//Display Off
	dsi_set_cmdq(data_array, 1, 1);
	MDELAY(100);
	LCM_PRINT("[LCD] init_lcm_registers_Display_off \n");
}

static void init_lcm_registers_sleep_cmd(void)
{
	unsigned int data_array[1];

	MDELAY(1);
	data_array[0] = 0x00100500;	//Sleep in
	dsi_set_cmdq(data_array, 1, 1);
	MDELAY(120);
	LCM_PRINT("[LCD] init_lcm_registers_sleep_cmd \n");
}


/* vgp2 1.8v LDO enable */
static void ldo_1v8io_on(void)
{
#ifdef BUILD_UBOOT 
	#error "not implemeted"
#elif defined(BUILD_LK) 
	// IOVCC 1.8v LDO on
	upmu_set_rg_vcamd_vosel(3);
	upmu_set_rg_vcamd_en(1);
#else
    LCM_PRINT("[LCD] ldo_1v8io_on ================================================ \n");
	hwPowerOn(MT6323_POWER_LDO_VCAMD, VOL_1800, "1V8_LCD_VIO_MTK_S");
	hwPowerOn(MT6323_POWER_LDO_VGP2, VOL_2800, "2V8_LCD_VCC_MTK_S");        // JOAN_TEST
#endif 
}

/* vgp2 1.8v LDO disable */
static void ldo_1v8io_off(void)
{
#ifdef BUILD_UBOOT 
#error "not implemeted"
#elif defined(BUILD_LK)
	upmu_set_rg_vcamd_en(0);
#else
	hwPowerDown(MT6323_POWER_LDO_VCAMD, "1V8_LCD_VIO_MTK_S");
	hwPowerDown(MT6323_POWER_LDO_VGP2, "2V8_LCD_VCC_MTK_S");        // JOAN_TEST
#endif 
}

static void ldo_ext_3v0_on(void)
{
#if 1 // L80P_FIX
#ifdef BUILD_UBOOT 
	#error "not implemeted"
#elif defined(BUILD_LK)
	upmu_set_rg_vgp2_ndis_en(1);
	upmu_set_rg_vgp2_vosel(5); 
	upmu_set_rg_vgp2_en(1);
#else	
	upmu_set_rg_vgp2_ndis_en(1);
	hwPowerOn(MT6323_POWER_LDO_VGP2, VOL_2800, "2V8_LCD_VCC_MTK_S");
#endif
#else
	mt_set_gpio_mode(GPIO_LCM_PWR, GPIO_LCM_PWR_M_GPIO);
	mt_set_gpio_pull_enable(GPIO_LCM_PWR, GPIO_PULL_ENABLE);
	mt_set_gpio_dir(GPIO_LCM_PWR, GPIO_DIR_OUT);
	mt_set_gpio_out(GPIO_LCM_PWR, GPIO_OUT_ONE);
#endif
}

static void ldo_ext_3v0_off(void)
{
#if 1 // L80P_FIX
#ifdef BUILD_UBOOT 
	#error "not implemeted"
#elif defined(BUILD_LK)
	//upmu_set_rg_vgp2_ndis_en(0);
	upmu_set_rg_vgp2_en(0);

#else
	upmu_set_rg_vgp2_ndis_en(1);
	hwPowerDown(MT6323_POWER_LDO_VGP2, "2V8_LCD_VCC_MTK_S");
#endif
#else
	mt_set_gpio_mode(GPIO_LCM_PWR, GPIO_LCM_PWR_M_GPIO);
	mt_set_gpio_pull_enable(GPIO_LCM_PWR, GPIO_PULL_ENABLE);
	mt_set_gpio_dir(GPIO_LCM_PWR, GPIO_DIR_OUT);
	mt_set_gpio_out(GPIO_LCM_PWR, GPIO_OUT_ZERO);
#endif
}

/*
DSV power +5V,-5v
*/
static void ldo_p5m5_dsv_3v0_on(void)
{
#if 1
	mt_set_gpio_mode(GPIO_DSV_EN, GPIO_DSV_EN_M_GPIO);
	mt_set_gpio_pull_enable(GPIO_DSV_EN, GPIO_PULL_ENABLE);
	mt_set_gpio_dir(GPIO_DSV_EN, GPIO_DIR_OUT);
	mt_set_gpio_out(GPIO_DSV_EN, GPIO_OUT_ONE);
#else	
	mt_set_gpio_mode(GPIO_DSV_AVDD_EN, GPIO_DSV_AVDD_EN_M_GPIO);
	mt_set_gpio_pull_enable(GPIO_DSV_AVDD_EN, GPIO_PULL_ENABLE);
	mt_set_gpio_dir(GPIO_DSV_AVDD_EN, GPIO_DIR_OUT);
	mt_set_gpio_mode(GPIO_DSV_AVEE_EN, GPIO_DSV_AVEE_EN_M_GPIO);
	mt_set_gpio_pull_enable(GPIO_DSV_AVEE_EN, GPIO_PULL_ENABLE);
	mt_set_gpio_dir(GPIO_DSV_AVEE_EN, GPIO_DIR_OUT);
	
	mt_set_gpio_out(GPIO_DSV_AVDD_EN, GPIO_OUT_ONE);
	MDELAY(1);
	mt_set_gpio_out(GPIO_DSV_AVEE_EN, GPIO_OUT_ONE);
#endif
}

static void ldo_p5m5_dsv_3v0_off(void)
{
#if 1
	mt_set_gpio_mode(GPIO_DSV_EN, GPIO_DSV_EN_M_GPIO);
	mt_set_gpio_pull_enable(GPIO_DSV_EN, GPIO_PULL_ENABLE);
	mt_set_gpio_dir(GPIO_DSV_EN, GPIO_DIR_OUT);
	mt_set_gpio_out(GPIO_DSV_EN, GPIO_OUT_ZERO);
#else
	mt_set_gpio_mode(GPIO_DSV_AVDD_EN, GPIO_DSV_AVDD_EN_M_GPIO);
	mt_set_gpio_pull_enable(GPIO_DSV_AVDD_EN, GPIO_PULL_ENABLE);
	mt_set_gpio_dir(GPIO_DSV_AVDD_EN, GPIO_DIR_OUT);
	mt_set_gpio_mode(GPIO_DSV_AVEE_EN, GPIO_DSV_AVEE_EN_M_GPIO);
	mt_set_gpio_pull_enable(GPIO_DSV_AVEE_EN, GPIO_PULL_ENABLE);
	mt_set_gpio_dir(GPIO_DSV_AVEE_EN, GPIO_DIR_OUT);
	
	mt_set_gpio_out(GPIO_DSV_AVDD_EN, GPIO_OUT_ZERO);
	MDELAY(1);
	mt_set_gpio_out(GPIO_DSV_AVEE_EN, GPIO_OUT_ZERO);
#endif
}


static void reset_lcd_module(unsigned char reset)
{
	mt_set_gpio_mode(GPIO_LCM_RST, GPIO_LCM_RST_M_GPIO);
	mt_set_gpio_pull_enable(GPIO_LCM_RST, GPIO_PULL_ENABLE);
	mt_set_gpio_dir(GPIO_LCM_RST, GPIO_DIR_OUT);

   if(reset){
   	mt_set_gpio_out(GPIO_LCM_RST, GPIO_OUT_ONE);	
   }else{
   	mt_set_gpio_out(GPIO_LCM_RST, GPIO_OUT_ZERO);
   }
}
   

static void lcm_init(void)
{
#if defined(BUILD_LK) 	
	ldo_p5m5_dsv_3v0_off();
#endif

	/*
	/	Power IOVCC > VCI On
	/ 	vgp2 1.8v LDO enable
	/   gpio pin for external LDO enable
	/	delay 1ms
	*/
	ldo_1v8io_on();
	
	//External LDO 3.0v on
	ldo_ext_3v0_on();
	MDELAY(5);
	ldo_ext_3v0_off();
	MDELAY(5);
	ldo_ext_3v0_on();
	/* 
	/ reset pin High > delay 1ms > Low > delay 10ms > High > delay 120ms
	/ LCD RESET PIN 
	*/
	MDELAY(1);
	reset_lcd_module(1);
	MDELAY(1);
	reset_lcd_module(0);
	MDELAY(10);
	reset_lcd_module(1);
	MDELAY(120);

	init_lcm_registers();	//SET EXTC ~ sleep out register

	ldo_p5m5_dsv_3v0_on();
	MDELAY(20);
	init_lcm_registers_added(); //Display On
	need_set_lcm_addr = 1;

	LCM_PRINT("[LCD] lcm_init \n");
}

static void lcm_suspend(void)
{
	init_lcm_registers_sleep(); // Display off

	ldo_p5m5_dsv_3v0_off(); // DSV +-5V power off
	MDELAY(20);
	reset_lcd_module(0); //reset pin low
	MDELAY(20);

	init_lcm_registers_sleep_cmd(); // Sleep in command
	
	//VCI/IOVCC off
	ldo_1v8io_off();
	ldo_ext_3v0_off();
	LCM_PRINT("[LCD] lcm_suspend \n");
}

static void lcm_resume(void)
{
	lcm_init();
    need_set_lcm_addr = 1;
	LCM_PRINT("[LCD] lcm_resume \n");
}

static void lcm_esd_recover(void)
{
	lcm_suspend();
	lcm_resume();

	LCM_PRINT("[LCD] lcm_esd_recover \n");
}

static void lcm_update(unsigned int x, unsigned int y,
                       unsigned int width, unsigned int height)
{
	unsigned int x0 = x;
	unsigned int y0 = y;
	unsigned int x1 = x0 + width - 1;
	unsigned int y1 = y0 + height - 1;

	unsigned char x0_MSB = ((x0>>8)&0xFF);
	unsigned char x0_LSB = (x0&0xFF);
	unsigned char x1_MSB = ((x1>>8)&0xFF);
	unsigned char x1_LSB = (x1&0xFF);
	unsigned char y0_MSB = ((y0>>8)&0xFF);
	unsigned char y0_LSB = (y0&0xFF);
	unsigned char y1_MSB = ((y1>>8)&0xFF);
	unsigned char y1_LSB = (y1&0xFF);

	unsigned int data_array[16];

	// need update at the first time
	if(need_set_lcm_addr)
	{
		data_array[0]= 0x00053902;
		data_array[1]= (x1_MSB<<24)|(x0_LSB<<16)|(x0_MSB<<8)|0x2a;
		data_array[2]= (x1_LSB);
		dsi_set_cmdq(data_array, 3, 1);
		
		data_array[0]= 0x00053902;
		data_array[1]= (y1_MSB<<24)|(y0_LSB<<16)|(y0_MSB<<8)|0x2b;
		data_array[2]= (y1_LSB);
		dsi_set_cmdq(data_array, 3, 1);		
		need_set_lcm_addr = 0;
	}
	
	data_array[0]= 0x002c3909;
   dsi_set_cmdq(data_array, 1, 0);
	LCM_PRINT("[LCD] lcm_update \n");	
}

static unsigned int lcm_compare_id(void)
{
	LCM_PRINT("[ili9806e_dsi_vdo_fwvga]\n");
		return 1;
}
// ---------------------------------------------------------------------------
//  Get LCM Driver Hooks
// ---------------------------------------------------------------------------
LCM_DRIVER ili9806e_dsi_vdo_fwvga_drv = {
	.name = "ili9806e_dsi_vdo_fwvga",
	.set_util_funcs = lcm_set_util_funcs,
	.get_params = lcm_get_params,
	.init = lcm_init,
	.suspend = lcm_suspend,
	.resume = lcm_resume,
	.compare_id = lcm_compare_id,
	.update = lcm_update,
#if (!defined(BUILD_UBOOT) && !defined(BUILD_LK))
	.esd_recover = lcm_esd_recover,
#endif
};