lcm: our backlight driver is LM36923 (911a36d7) · Commits · Android-smartphones / zte / blade-a610 / work in progress / porting / RajatBillava

drivers/misc/mediatek/lcm/nt35596_fhd_dsi_vdo_tm/nt35596_fhd_dsi_vdo_tm.c

+89 −89

Original line number	Diff line number	Diff line
		@@ -102,9 +102,9 @@ static LCM_UTIL_FUNCS lcm_util = {0};
		*****************************************************************************/

		#define I2C_I2C_LCD_BIAS_CHANNEL 2
		#define TPS_I2C_BUSNUM I2C_I2C_LCD_BIAS_CHANNEL/for I2C channel 0 /
		#define I2C_ID_NAME "tps65132"
		#define TPS_ADDR 0x36
		#define LM_I2C_BUSNUM I2C_I2C_LCD_BIAS_CHANNEL/for I2C channel 0 /
		#define I2C_ID_NAME "lm36923"
		#define LM_ADDR 0x36

		#if 1
		#ifndef BUILD_LK
		@@ -130,45 +130,45 @@ static LCM_UTIL_FUNCS lcm_util = {0};
		/*****************************************************************************
		* GLobal Variable
		*****************************************************************************/
		static struct i2c_board_info __initdata tps65132_board_info = {I2C_BOARD_INFO(I2C_ID_NAME, TPS_ADDR)};
		static struct i2c_client *tps65132_i2c_client = NULL;
		static unsigned short force[] = {0,TPS_ADDR,I2C_CLIENT_END,I2C_CLIENT_END};
		static struct i2c_board_info __initdata lm36923_board_info = {I2C_BOARD_INFO(I2C_ID_NAME, LM_ADDR)};
		static struct i2c_client *lm36923_i2c_client = NULL;
		static unsigned short force[] = {0,LM_ADDR,I2C_CLIENT_END,I2C_CLIENT_END};
		static const unsigned short * const forces[] = { force, NULL };
		/*
		*lenovo-sw wuwl10 add 20150727 for backlihgt ic dimming setp
		*/
		static int tps65132_dimming_step_old = -1;
		static int lm36923_dimming_step_old = -1;

		/*****************************************************************************
		* Function Prototype
		*****************************************************************************/
		static int tps65132_probe(struct i2c_client client, const struct i2c_device_id id);
		static int tps65132_remove(struct i2c_client *client);
		static int lm36923_probe(struct i2c_client client, const struct i2c_device_id id);
		static int lm36923_remove(struct i2c_client *client);
		/*****************************************************************************
		* Data Structure
		*****************************************************************************/

		struct tps65132_dev {
		struct lm36923_dev {
		struct i2c_client *client;

		};

		static const struct i2c_device_id tps65132_id[] = {
		static const struct i2c_device_id lm36923_id[] = {
		{ I2C_ID_NAME, 0 },
		{ }
		};
		static const struct of_device_id lcm_of_match[] = {
		{.compatible = "mediatek,tps65132"},
		{.compatible = "mediatek,lm36923"},
		{},
		};

		static struct i2c_driver tps65132_iic_driver = {
		.id_table = tps65132_id,
		.probe = tps65132_probe,
		.remove = tps65132_remove,
		static struct i2c_driver lm36923_iic_driver = {
		.id_table = lm36923_id,
		.probe = lm36923_probe,
		.remove = lm36923_remove,
		.driver = {
		.owner = THIS_MODULE,
		.name = "tps65132",
		.name = "lm36923",
		.of_match_table = lcm_of_match,
		},
		.address_list = (const unsigned short*) forces,
		@@ -180,44 +180,44 @@ static struct i2c_driver tps65132_iic_driver = {



		static int tps65132_remove(struct i2c_client *client)
		static int lm36923_remove(struct i2c_client *client)
		{
		printk("tps65132_remove\n");
		tps65132_i2c_client = NULL;
		printk("lm36923_remove\n");
		lm36923_i2c_client = NULL;
		i2c_unregister_device(client);
		return 0;
		}


		int tps65132_write_bytes(unsigned char addr, unsigned char value)
		int lm36923_write_bytes(unsigned char addr, unsigned char value)
		{
		int ret = 0;
		struct i2c_client *client = tps65132_i2c_client;
		struct i2c_client *client = lm36923_i2c_client;
		char write_data[2] = {0};
		write_data[0] = addr;
		write_data[1] = value;
		client->flags = 0;
		ret = i2c_master_send(client, write_data, 2);
		if (ret < 0)
		printk("tps65132 write data fail !!\n");
		printk("lm36923 write data fail !!\n");
		return ret ;
		}
		EXPORT_SYMBOL_GPL(tps65132_write_bytes);
		EXPORT_SYMBOL_GPL(lm36923_write_bytes);
		/*
		*lenovo-sw wuwl10 add 20150727 for backlihgt ic dimming setp begin
		*/
		static int tps65132_read_bytes(unsigned char reg, unsigned char *read_buf)
		static int lm36923_read_bytes(unsigned char reg, unsigned char *read_buf)
		{
		int ret = 0;
		struct i2c_client *client = tps65132_i2c_client;
		struct i2c_client *client = lm36923_i2c_client;

		ret = i2c_master_send(client, &reg, 1);

		ret = i2c_master_recv(client, read_buf, 1);
		if (ret < 0)
		printk("[wuwl10] tps65132_read_bytes fail !!\n");
		printk("[wuwl10] lm36923_read_bytes fail !!\n");
		else
		printk("[wuwl10] tps65132_read_bytes sucess !!\n");
		printk("[wuwl10] lm36923_read_bytes sucess !!\n");

		return ret ;
		}
		@@ -228,7 +228,7 @@ static ssize_t get_backlihgtic_dimming_setp(struct device *dev,
		ssize_t ret = 0;
		unsigned char read_value;

		tps65132_read_bytes(0x11, &read_value);
		lm36923_read_bytes(0x11, &read_value);
		if ((read_value & 0xf1) == 0x41)
		read_value = 8;
		else {
		@@ -254,7 +254,7 @@ static ssize_t set_backlihgtic_dimming_setp(struct device *pdev, struct device_a
		if (dimming_level > 8)
		dimming_level = 8;

		if (tps65132_dimming_step_old == dimming_level)
		if (lm36923_dimming_step_old == dimming_level)
		return size;

		if (dimming_level == 8)
		@@ -265,17 +265,17 @@ static ssize_t set_backlihgtic_dimming_setp(struct device *pdev, struct device_a
		reg_value \|= 0x51;
		}
		while (retry--) {
		tps65132_write_bytes(0x11, reg_value);
		tps65132_read_bytes(0x11, &read_value);
		lm36923_write_bytes(0x11, reg_value);
		lm36923_read_bytes(0x11, &read_value);
		if (read_value == reg_value)
		break;
		printk("[wuwl10] set_backlihgtic_dimming_setp fail,retry:%d,write:0x%x,read:0x%x \n", retry, reg_value, read_value);
		}
		if (retry == 0)
		return -1;
		printk("[wuwl10] set_backlihgtic_dimming_setp sucess,old:%d,dimming_level:%d\n", tps65132_dimming_step_old, dimming_level);
		printk("[wuwl10] set_backlihgtic_dimming_setp sucess,old:%d,dimming_level:%d\n", lm36923_dimming_step_old, dimming_level);

		tps65132_dimming_step_old = dimming_level;
		lm36923_dimming_step_old = dimming_level;
		return size;
		}

		@@ -283,13 +283,13 @@ static DEVICE_ATTR(dimming_step_time, S_IRUGO \| S_IWUSR, get_backlihgtic_dimming
		/*
		* module load/unload record keeping
		*/
		static int tps65132_probe(struct i2c_client client, const struct i2c_device_id id)
		static int lm36923_probe(struct i2c_client client, const struct i2c_device_id id)
		{
		int ret = 0;
		printk("tps65132_iic_probe\n");
		printk("TPS: info==>name=%s addr=0x%x\n", client->name, client->addr);
		printk("lm36923_iic_probe\n");
		printk("LM: info==>name=%s addr=0x%x\n", client->name, client->addr);
		client->addr = 0x36;
		tps65132_i2c_client = client;
		lm36923_i2c_client = client;
		ret = device_create_file(&client->dev, &dev_attr_dimming_step_time);
		if (ret < 0)
		pr_err("failed to create dimming_step_time file\n");
		@@ -298,41 +298,41 @@ static int tps65132_probe(struct i2c_client *client, const struct i2c_device_id
		/*
		*lenovo-sw wuwl10 add 20150727 for backlihgt ic dimming setp end
		*/
		static int __init tps65132_iic_init(void)
		static int __init lm36923_iic_init(void)
		{

		printk("tps65132_iic_init\n");
		i2c_register_board_info(2, &tps65132_board_info, 1);
		printk("tps65132_iic_init2\n");
		if(i2c_add_driver(&tps65132_iic_driver)!=0)
		printk("lm36923_iic_init\n");
		i2c_register_board_info(2, &lm36923_board_info, 1);
		printk("lm36923_iic_init2\n");
		if(i2c_add_driver(&lm36923_iic_driver)!=0)
		{
		printk("tps65132 unable to add i2c driver.\n");
		printk("lm36923 unable to add i2c driver.\n");
		return -1;
		}
		printk("tps65132_iic_init success\n");
		printk("lm36923_iic_init success\n");
		return 0;
		}

		static void __exit tps65132_iic_exit(void)
		static void __exit lm36923_iic_exit(void)
		{
		printk("tps65132_iic_exit\n");
		i2c_del_driver(&tps65132_iic_driver);
		printk("lm36923_iic_exit\n");
		i2c_del_driver(&lm36923_iic_driver);
		}


		module_init(tps65132_iic_init);
		module_exit(tps65132_iic_exit);
		module_init(lm36923_iic_init);
		module_exit(lm36923_iic_exit);

		MODULE_AUTHOR("Xiaokuan Shi");
		MODULE_DESCRIPTION("MTK TPS65132 I2C Driver");
		MODULE_DESCRIPTION("MTK LM36923 I2C Driver");
		MODULE_LICENSE("GPL");

		#else

		#define TPS65132_SLAVE_ADDR_WRITE 0x6C
		static struct mt_i2c_t TPS65132_i2c;
		#define LM36923_SLAVE_ADDR_WRITE 0x6C
		static struct mt_i2c_t lm36923_i2c;

		static int TPS65132_write_byte(kal_uint8 addr, kal_uint8 value)
		static int LM36923_write_byte(kal_uint8 addr, kal_uint8 value)
		{
		kal_uint32 ret_code = I2C_OK;
		kal_uint8 write_data[2];
		@@ -341,14 +341,14 @@ static int TPS65132_write_byte(kal_uint8 addr, kal_uint8 value)
		write_data[0] = addr;
		write_data[1] = value;

		TPS65132_i2c.id = I2C_I2C_LCD_BIAS_CHANNEL;/I2C2; /
		LM36923_i2c.id = I2C_I2C_LCD_BIAS_CHANNEL;/I2C2; /
		/* Since i2c will left shift 1 bit, we need to set FAN5405 I2C address to >>1 */
		TPS65132_i2c.addr = (TPS65132_SLAVE_ADDR_WRITE >> 1);
		TPS65132_i2c.mode = ST_MODE;
		TPS65132_i2c.speed = 100;
		LM36923_i2c.addr = (LM36923_SLAVE_ADDR_WRITE >> 1);
		LM36923_i2c.mode = ST_MODE;
		LM36923_i2c.speed = 100;
		len = 2;

		ret_code = i2c_write(&TPS65132_i2c, write_data, len);
		ret_code = i2c_write(&LM36923_i2c, write_data, len);
		/*
		*printf("%s: i2c_write: ret_code: %d\n", __func__, ret_code);
		*/
		@@ -599,49 +599,49 @@ static void lcm_init(void)
		dsi_lcm_set_gpio_out(GPIO_LCM_LED_EN, GPIO_OUT_ONE);
		MDELAY(1);
		#ifdef BUILD_LK
		ret = TPS65132_write_byte(cmd, data);
		ret = LM36923_write_byte(cmd, data);
		if (ret)
		printf("[LK]tps6132----cmd=%0x--i2c write error----\n", cmd);
		printf("[LK]lm36923----cmd=%0x--i2c write error----\n", cmd);
		else
		printf("[LK]tps6132----cmd=%0x--i2c write success----\n", cmd);
		printf("[LK]lm36923----cmd=%0x--i2c write success----\n", cmd);
		#else
		ret = tps65132_write_bytes(cmd, data);
		ret = lm36923_write_bytes(cmd, data);
		if (ret < 0)
		printk("[KERNEL]tps6132---cmd=%0x-- i2c write error-----\n", cmd);
		printk("[KERNEL]lm36923---cmd=%0x-- i2c write error-----\n", cmd);
		else
		printk("[KERNEL]tps6132---cmd=%0x-- i2c write success-----\n", cmd);
		printk("[KERNEL]lm36923---cmd=%0x-- i2c write success-----\n", cmd);
		#endif

		cmd = 0x19;
		data = 0xCC; /PWM MSBs /
		#ifdef BUILD_LK
		ret = TPS65132_write_byte(cmd, data);
		ret = LM36923_write_byte(cmd, data);
		if (ret)
		printf("[LK]tps6132----cmd=%0x--i2c write error----\n", cmd);
		printf("[LK]lm36923----cmd=%0x--i2c write error----\n", cmd);
		else
		printf("[LK]tps6132----cmd=%0x--i2c write success----\n", cmd);
		printf("[LK]lm36923----cmd=%0x--i2c write success----\n", cmd);
		#else
		ret = tps65132_write_bytes(cmd, data);
		ret = lm36923_write_bytes(cmd, data);
		if (ret < 0)
		printk("[KERNEL]tps6132---cmd=%0x-- i2c write error-----\n", cmd);
		printk("[KERNEL]lm36923---cmd=%0x-- i2c write error-----\n", cmd);
		else
		printk("[KERNEL]tps6132---cmd=%0x-- i2c write success-----\n", cmd);
		printk("[KERNEL]lm36923---cmd=%0x-- i2c write success-----\n", cmd);
		#endif

		cmd = 0x11;
		data = 0x41; /wuwl10 modify for PWM mode 3,ramp disable when resume /
		#ifdef BUILD_LK
		ret = TPS65132_write_byte(cmd, data);
		ret = LM36923_write_byte(cmd, data);
		if (ret)
		printf("[LK]tps6132----cmd=%0x--i2c write error----\n", cmd);
		printf("[LK]lm36923----cmd=%0x--i2c write error----\n", cmd);
		else
		printf("[LK]tps6132----cmd=%0x--i2c write success----\n", cmd);
		printf("[LK]lm36923----cmd=%0x--i2c write success----\n", cmd);
		#else
		ret = tps65132_write_bytes(cmd, data);
		ret = lm36923_write_bytes(cmd, data);
		if (ret < 0)
		printk("[KERNEL]tps6132---cmd=%0x-- i2c write error-----\n", cmd);
		printk("[KERNEL]lm36923---cmd=%0x-- i2c write error-----\n", cmd);
		else
		printk("[KERNEL]tps6132---cmd=%0x-- i2c write success-----\n", cmd);
		printk("[KERNEL]lm36923---cmd=%0x-- i2c write success-----\n", cmd);
		#endif

		/*
		@@ -650,17 +650,17 @@ static void lcm_init(void)
		cmd = 0x12;
		data = 0x61; /PWM mode control pwm hystersis 0 /
		#ifdef BUILD_LK
		ret = TPS65132_write_byte(cmd, data);
		ret = LM36923_write_byte(cmd, data);
		if (ret)
		printf("[LK]tps6132----cmd=%0x--i2c write error----\n", cmd);
		printf("[LK]lm36923----cmd=%0x--i2c write error----\n", cmd);
		else
		printf("[LK]tps6132----cmd=%0x--i2c write success----\n", cmd);
		printf("[LK]lm36923----cmd=%0x--i2c write success----\n", cmd);
		#else
		ret = tps65132_write_bytes(cmd, data);
		ret = lm36923_write_bytes(cmd, data);
		if (ret < 0)
		printk("[KERNEL]tps6132---cmd=%0x-- i2c write error-----\n", cmd);
		printk("[KERNEL]lm36923---cmd=%0x-- i2c write error-----\n", cmd);
		else
		printk("[KERNEL]tps6132---cmd=%0x-- i2c write success-----\n", cmd);
		printk("[KERNEL]lm36923---cmd=%0x-- i2c write success-----\n", cmd);
		#endif
		/*
		*lenovo-sw wuwl10 20150706 add for backlight take no effect when level less than 5 end
		@@ -669,17 +669,17 @@ static void lcm_init(void)
		cmd = 0x13;
		data = 0x6B; /wuwl10 20150706 add for PWM switch freq 1M,OVP 25v /
		#ifdef BUILD_LK
		ret = TPS65132_write_byte(cmd, data);
		ret = LM36923_write_byte(cmd, data);
		if (ret)
		printf("[LK]tps6132----cmd=%0x--i2c write error----\n", cmd);
		printf("[LK]lm36923----cmd=%0x--i2c write error----\n", cmd);
		else
		printf("[LK]tps6132----cmd=%0x--i2c write success----\n", cmd);
		printf("[LK]lm36923----cmd=%0x--i2c write success----\n", cmd);
		#else
		ret = tps65132_write_bytes(cmd, data);
		ret = lm36923_write_bytes(cmd, data);
		if (ret < 0)
		printk("[KERNEL]tps6132---cmd=%0x-- i2c write error-----\n", cmd);
		printk("[KERNEL]lm36923---cmd=%0x-- i2c write error-----\n", cmd);
		else
		printk("[KERNEL]tps6132---cmd=%0x-- i2c write success-----\n", cmd);
		printk("[KERNEL]lm36923---cmd=%0x-- i2c write success-----\n", cmd);
		#endif

		#endif

drivers/misc/mediatek/lcm/otm1901_fhd_dsi_vdo_boe/otm1901_fhd_dsi_vdo_boe.c

+77 −77

Original line number	Diff line number	Diff line
		@@ -97,16 +97,16 @@ static LCM_UTIL_FUNCS lcm_util = {0};
		#define REGFLAG_DELAY 0xFE
		#define REGFLAG_END_OF_TABLE 0xFF

		extern int tps65132_write_bytes(unsigned char addr, unsigned char value);
		extern int lm36923_write_bytes(unsigned char addr, unsigned char value);

		/*****************************************************************************
		* Define
		*****************************************************************************/

		#define I2C_I2C_LCD_BIAS_CHANNEL 2
		#define TPS_I2C_BUSNUM I2C_I2C_LCD_BIAS_CHANNEL/for I2C channel 0 /
		#define I2C_ID_NAME "tps65132"
		#define TPS_ADDR 0x36
		#define LM_I2C_BUSNUM I2C_I2C_LCD_BIAS_CHANNEL/for I2C channel 0 /
		#define I2C_ID_NAME "lm36923"
		#define LM_ADDR 0x36

		#if 0
		#include <linux/kernel.h>
		@@ -131,41 +131,41 @@ extern int tps65132_write_bytes(unsigned char addr, unsigned char value);
		/*****************************************************************************
		* GLobal Variable
		*****************************************************************************/
		static struct i2c_board_info __initdata tps65132_board_info = {I2C_BOARD_INFO(I2C_ID_NAME, TPS_ADDR)};
		static struct i2c_client *tps65132_i2c_client = NULL;
		static struct i2c_board_info __initdata lm36923_board_info = {I2C_BOARD_INFO(I2C_ID_NAME, LM_ADDR)};
		static struct i2c_client *lm36923_i2c_client = NULL;


		/*****************************************************************************
		* Function Prototype
		*****************************************************************************/
		static int tps65132_probe(struct i2c_client client, const struct i2c_device_id id);
		static int tps65132_remove(struct i2c_client *client);
		static int lm36923_probe(struct i2c_client client, const struct i2c_device_id id);
		static int lm36923_remove(struct i2c_client *client);
		/*****************************************************************************
		* Data Structure
		*****************************************************************************/

		struct tps65132_dev {
		struct lm36923_dev {
		struct i2c_client *client;

		};

		static const struct i2c_device_id tps65132_id[] = {
		static const struct i2c_device_id lm36923_id[] = {
		{ I2C_ID_NAME, 0 },
		{ }
		};
		MODULE_DEVICE_TABLE(i2c, tps65132_id);
		MODULE_DEVICE_TABLE(i2c, lm36923_id);
		static const struct of_device_id lcm_of_match[] = {
		{.compatible = "mediatek,i2c_lcd_bias"},
		{},
		};

		static struct i2c_driver tps65132_iic_driver = {
		.id_table = tps65132_id,
		.probe = tps65132_probe,
		.remove = tps65132_remove,
		static struct i2c_driver lm36923_iic_driver = {
		.id_table = lm36923_id,
		.probe = lm36923_probe,
		.remove = lm36923_remove,
		.driver = {
		.owner = THIS_MODULE,
		.name = "tps65132",
		.name = "lm36923",
		.of_match_table = lcm_of_match,
		},
		.address_list = (const unsigned short*) forces,
		@@ -174,35 +174,35 @@ static struct i2c_driver tps65132_iic_driver = {
		/*****************************************************************************
		* Function
		*****************************************************************************/
		static int tps65132_probe(struct i2c_client client, const struct i2c_device_id id)
		static int lm36923_probe(struct i2c_client client, const struct i2c_device_id id)
		{
		printk("tps65132_iic_probe\n");
		printk("TPS: info==>name=%s addr=0x%x\n", client->name, client->addr);
		tps65132_i2c_client = client;
		printk("lm36923_iic_probe\n");
		printk("LM: info==>name=%s addr=0x%x\n", client->name, client->addr);
		lm36923_i2c_client = client;
		return 0;
		}


		static int tps65132_remove(struct i2c_client *client)
		static int lm36923_remove(struct i2c_client *client)
		{
		printk("tps65132_remove\n");
		tps65132_i2c_client = NULL;
		printk("lm36923_remove\n");
		lm36923_i2c_client = NULL;
		i2c_unregister_device(client);
		return 0;
		}


		static int tps65132_write_bytes(unsigned char addr, unsigned char value)
		static int lm36923_write_bytes(unsigned char addr, unsigned char value)
		{
		int ret = 0;
		struct i2c_client *client = tps65132_i2c_client;
		struct i2c_client *client = lm36923_i2c_client;
		char write_data[2] = {0};
		write_data[0] = addr;
		write_data[1] = value;
		client->flags = 0;
		ret = i2c_master_send(client, write_data, 2);
		if (ret < 0)
		printk("tps65132 write data fail !!\n");
		printk("lm36923 write data fail !!\n");
		return ret ;
		}

		@@ -210,43 +210,43 @@ static int tps65132_write_bytes(unsigned char addr, unsigned char value)
		* module load/unload record keeping
		*/

		static int __init tps65132_iic_init(void)
		static int __init lm36923_iic_init(void)
		{

		printk("tps65132_iic_init\n");
		i2c_register_board_info(1, &tps65132_board_info, 1);
		printk("tps65132_iic_init2\n");
		if(i2c_add_driver(&tps65132_iic_driver)!=0)
		printk("lm36923_iic_init\n");
		i2c_register_board_info(1, &lm36923_board_info, 1);
		printk("lm36923_iic_init2\n");
		if(i2c_add_driver(&lm36923_iic_driver)!=0)
		{
		printk("tps65132 unable to add i2c driver.\n");
		printk("lm36923 unable to add i2c driver.\n");
		return -1;
		}
		printk("tps65132_iic_init success\n");
		printk("lm36923_iic_init success\n");
		return 0;
		}

		static void __exit tps65132_iic_exit(void)
		static void __exit lm36923_iic_exit(void)
		{
		printk("tps65132_iic_exit\n");
		i2c_del_driver(&tps65132_iic_driver);
		printk("lm36923_iic_exit\n");
		i2c_del_driver(&lm36923_iic_driver);
		}


		module_init(tps65132_iic_init);
		module_exit(tps65132_iic_exit);
		module_init(lm36923_iic_init);
		module_exit(lm36923_iic_exit);

		MODULE_AUTHOR("Xiaokuan Shi");
		MODULE_DESCRIPTION("MTK TPS65132 I2C Driver");
		MODULE_DESCRIPTION("MTK LM65132 I2C Driver");
		MODULE_LICENSE("GPL");

		#endif

		#ifdef BUILD_LK

		#define TPS65132_SLAVE_ADDR_WRITE 0x6C
		static struct mt_i2c_t TPS65132_i2c;
		#define LM65132_SLAVE_ADDR_WRITE 0x6C
		static struct mt_i2c_t LM65132_i2c;

		static int TPS65132_write_byte(kal_uint8 addr, kal_uint8 value)
		static int LM65132_write_byte(kal_uint8 addr, kal_uint8 value)
		{
		kal_uint32 ret_code = I2C_OK;
		kal_uint8 write_data[2];
		@@ -255,14 +255,14 @@ static int TPS65132_write_byte(kal_uint8 addr, kal_uint8 value)
		write_data[0] = addr;
		write_data[1] = value;

		TPS65132_i2c.id = I2C_I2C_LCD_BIAS_CHANNEL;/I2C2; /
		LM65132_i2c.id = I2C_I2C_LCD_BIAS_CHANNEL;/I2C2; /
		/* Since i2c will left shift 1 bit, we need to set FAN5405 I2C address to >>1 */
		TPS65132_i2c.addr = (TPS65132_SLAVE_ADDR_WRITE >> 1);
		TPS65132_i2c.mode = ST_MODE;
		TPS65132_i2c.speed = 100;
		LM65132_i2c.addr = (LM65132_SLAVE_ADDR_WRITE >> 1);
		LM65132_i2c.mode = ST_MODE;
		LM65132_i2c.speed = 100;
		len = 2;

		ret_code = i2c_write(&TPS65132_i2c, write_data, len);
		ret_code = i2c_write(&LM65132_i2c, write_data, len);
		/*
		*printf("%s: i2c_write: ret_code: %d\n", __func__, ret_code);
		*/
		@@ -950,49 +950,49 @@ static void lcm_init(void)
		dsi_lcm_set_gpio_out(GPIO_LCM_LED_EN, GPIO_OUT_ONE);
		MDELAY(1);
		#ifdef BUILD_LK
		ret = TPS65132_write_byte(cmd, data);
		ret = LM65132_write_byte(cmd, data);
		if (ret)
		printf("[LK]tps6132----cmd=%0x--i2c write error----\n", cmd);
		printf("[LK]lm36923----cmd=%0x--i2c write error----\n", cmd);
		else
		printf("[LK]tps6132----cmd=%0x--i2c write success----\n", cmd);
		printf("[LK]lm36923----cmd=%0x--i2c write success----\n", cmd);
		#else
		ret = tps65132_write_bytes(cmd, data);
		ret = lm36923_write_bytes(cmd, data);
		if (ret < 0)
		printk("[KERNEL]tps6132---cmd=%0x-- i2c write error-----\n", cmd);
		printk("[KERNEL]lm36923---cmd=%0x-- i2c write error-----\n", cmd);
		else
		printk("[KERNEL]tps6132---cmd=%0x-- i2c write success-----\n", cmd);
		printk("[KERNEL]lm36923---cmd=%0x-- i2c write success-----\n", cmd);
		#endif

		cmd = 0x19;
		data = 0xCC; /PWM MSBs /
		#ifdef BUILD_LK
		ret = TPS65132_write_byte(cmd, data);
		ret = LM65132_write_byte(cmd, data);
		if (ret)
		printf("[LK]tps6132----cmd=%0x--i2c write error----\n", cmd);
		printf("[LK]lm36923----cmd=%0x--i2c write error----\n", cmd);
		else
		printf("[LK]tps6132----cmd=%0x--i2c write success----\n", cmd);
		printf("[LK]lm36923----cmd=%0x--i2c write success----\n", cmd);
		#else
		ret = tps65132_write_bytes(cmd, data);
		ret = lm36923_write_bytes(cmd, data);
		if (ret < 0)
		printk("[KERNEL]tps6132---cmd=%0x-- i2c write error-----\n", cmd);
		printk("[KERNEL]lm36923---cmd=%0x-- i2c write error-----\n", cmd);
		else
		printk("[KERNEL]tps6132---cmd=%0x-- i2c write success-----\n", cmd);
		printk("[KERNEL]lm36923---cmd=%0x-- i2c write success-----\n", cmd);
		#endif

		cmd = 0x11;
		data = 0x41; /wuwl10 modify for PWM mode 3,ramp disable when resume /
		#ifdef BUILD_LK
		ret = TPS65132_write_byte(cmd, data);
		ret = LM65132_write_byte(cmd, data);
		if (ret)
		printf("[LK]tps6132----cmd=%0x--i2c write error----\n", cmd);
		printf("[LK]lm36923----cmd=%0x--i2c write error----\n", cmd);
		else
		printf("[LK]tps6132----cmd=%0x--i2c write success----\n", cmd);
		printf("[LK]lm36923----cmd=%0x--i2c write success----\n", cmd);
		#else
		ret = tps65132_write_bytes(cmd, data);
		ret = lm36923_write_bytes(cmd, data);
		if (ret < 0)
		printk("[KERNEL]tps6132---cmd=%0x-- i2c write error-----\n", cmd);
		printk("[KERNEL]lm36923---cmd=%0x-- i2c write error-----\n", cmd);
		else
		printk("[KERNEL]tps6132---cmd=%0x-- i2c write success-----\n", cmd);
		printk("[KERNEL]lm36923---cmd=%0x-- i2c write success-----\n", cmd);
		#endif

		/*
		@@ -1001,17 +1001,17 @@ static void lcm_init(void)
		cmd = 0x12;
		data = 0x61; /PWM mode control hystersis 0 /
		#ifdef BUILD_LK
		ret = TPS65132_write_byte(cmd, data);
		ret = LM65132_write_byte(cmd, data);
		if (ret)
		printf("[LK]tps6132----cmd=%0x--i2c write error----\n", cmd);
		printf("[LK]lm36923----cmd=%0x--i2c write error----\n", cmd);
		else
		printf("[LK]tps6132----cmd=%0x--i2c write success----\n", cmd);
		printf("[LK]lm36923----cmd=%0x--i2c write success----\n", cmd);
		#else
		ret = tps65132_write_bytes(cmd, data);
		ret = lm36923_write_bytes(cmd, data);
		if (ret < 0)
		printk("[KERNEL]tps6132---cmd=%0x-- i2c write error-----\n", cmd);
		printk("[KERNEL]lm36923---cmd=%0x-- i2c write error-----\n", cmd);
		else
		printk("[KERNEL]tps6132---cmd=%0x-- i2c write success-----\n", cmd);
		printk("[KERNEL]lm36923---cmd=%0x-- i2c write success-----\n", cmd);
		#endif
		/*
		*lenovo-sw wuwl10 20150706 add for backlight take no effect when level less than 5 end
		@@ -1020,17 +1020,17 @@ static void lcm_init(void)
		cmd = 0x13;
		data = 0x6B; /wuwl10 20150706 add for PWM switch freq 1M,OVP 25v /
		#ifdef BUILD_LK
		ret = TPS65132_write_byte(cmd, data);
		ret = LM65132_write_byte(cmd, data);
		if (ret)
		printf("[LK]tps6132----cmd=%0x--i2c write error----\n", cmd);
		printf("[LK]lm36923----cmd=%0x--i2c write error----\n", cmd);
		else
		printf("[LK]tps6132----cmd=%0x--i2c write success----\n", cmd);
		printf("[LK]lm36923----cmd=%0x--i2c write success----\n", cmd);
		#else
		ret = tps65132_write_bytes(cmd, data);
		ret = lm36923_write_bytes(cmd, data);
		if (ret < 0)
		printk("[KERNEL]tps6132---cmd=%0x-- i2c write error-----\n", cmd);
		printk("[KERNEL]lm36923---cmd=%0x-- i2c write error-----\n", cmd);
		else
		printk("[KERNEL]tps6132---cmd=%0x-- i2c write success-----\n", cmd);
		printk("[KERNEL]lm36923---cmd=%0x-- i2c write success-----\n", cmd);
		#endif

		#endif