static int ce147_disable_gpio(void)
{
dprintk(CAM_INF, CE147_MOD_NAME "ce147_disable_gpio is called...\n");
gpio_direction_output(OMAP3430_GPIO_CAMERA_RST, 0);
msleep(1);
gpio_direction_output(OMAP3430_GPIO_CAMERA_STBY, 0);
msleep(1);
/*For camera stanby mode [[*/
gpio_direction_output(OMAP3430_GPIO_VGA_RST, 0);
msleep(1);
isp_set_xclk(NULL, 0, 0);
msleep(1);
gpio_direction_output(OMAP3430_GPIO_VGA_STBY, 0);
msleep(1);
/*For camera stanby mode ]]*/
gpio_direction_output(OMAP3430_GPIO_CAMERA_EN, 0);
msleep(1);
gpio_direction_output(OMAP3430_GPIO_CAMERA_1P2V_EN, 0);
msleep(1);
gpio_direction_output(OMAP3430_GPIO_CAMERA_1P8V_EN, 0);
msleep(1);
gpio_direction_output(OMAP3430_GPIO_VGA_SEL, 0);
msleep(1);
//Disable PMIC
if(cam_pmic_write_reg(0x08, 0x80) != 0) {
printk(CE147_MOD_NAME "Could not request enable voltage");
return -EIO;
}
return 0;
}
static int s5k5ccgx_enable_gpio(void)
{
dprintk(CAM_INF, S5K5CCGX_MOD_NAME "s5k5ccgx_enable_gpio is called...\n");
if (gpio_request(OMAP3430_GPIO_CAMERA_EN,"CAM EN") != 0)
{
printk(S5K5CCGX_MOD_NAME "Could not request GPIO %d\n", OMAP3430_GPIO_CAMERA_EN);
return -EIO;
}
if (gpio_request(OMAP3430_GPIO_CAMERA_RST,"CAM RST") != 0)
{
printk(S5K5CCGX_MOD_NAME "Could not request GPIO %d\n", OMAP3430_GPIO_CAMERA_RST);
return -EIO;
}
if (gpio_request(OMAP3430_GPIO_CAMERA_MEGA_EN,"CAM STBY") != 0)
{
printk(S5K5CCGX_MOD_NAME "Could not request GPIO %d\n", OMAP3430_GPIO_CAMERA_MEGA_EN);
return -EIO;
}
/* PMIC init */
if(cam_pmic_write_reg(0x01, 0x80) != 0) //LDO1 CAM_3M_1.2V
{
printk(S5K5CCGX_MOD_NAME "Could not request voltage LDO1 1.2V\n");
return -EIO;
}
if(cam_pmic_write_reg(0x04, 0xB1) != 0) //LDO4 CAM_IO_1.8V
{
printk(S5K5CCGX_MOD_NAME "Could not request voltage LDO4 1.8V\n");
return -EIO;
}
if(cam_pmic_write_reg(0x05, 0xDD) != 0) //LDO5 CAM_AF_3.0V
{
printk(S5K5CCGX_MOD_NAME "Could not request voltage LDO5 3.0V\n");
return -EIO;
}
if(cam_pmic_write_reg(0x08, 0x9B) != 0) // SETTING disable pin(LDO3)
{
printk(S5K5CCGX_MOD_NAME "Could not request SETTING disable pin(LDO3)\n");
return -EIO;
}
/* Reset the GPIO pins */
gpio_direction_output(OMAP3430_GPIO_CAMERA_EN, 0);
gpio_direction_output(OMAP3430_GPIO_CAMERA_RST, 0);
isp_set_xclk(0,0,0);
/* Enable sensor module power */
gpio_direction_output(OMAP3430_GPIO_CAMERA_EN, 1);
mdelay(10);
/* Clock Enable */
isp_set_xclk(0,S5K5CCGX_XCLK,0);
mdelay(10);
gpio_direction_output(OMAP3430_GPIO_CAMERA_MEGA_EN, 1);
mdelay(10);
/* Activate Reset */
gpio_direction_output(OMAP3430_GPIO_CAMERA_RST, 1);
mdelay(10);
return 0;
}
static int ce147_enable_gpio(void)
{
dprintk(CAM_INF, CE147_MOD_NAME "ce147_enable_gpio is called...\n");
if (gpio_request(OMAP3430_GPIO_CAMERA_EN,"CAM EN") != 0)
{
printk(CE147_MOD_NAME "Could not request GPIO %d\n", OMAP3430_GPIO_CAMERA_EN);
return -EIO;
}
if (gpio_request(OMAP3430_GPIO_CAMERA_EN2,"CAM EN2") != 0)
{
printk(CE147_MOD_NAME "Could not request GPIO %d\n", OMAP3430_GPIO_CAMERA_EN2);
return -EIO;
}
#if (CONFIG_SAMSUNG_REL_HW_REV >= 1)
if (gpio_request(OMAP3430_GPIO_CAMERA_EN3,"CAM EN3") != 0)
{
printk(CE147_MOD_NAME "Could not request GPIO %d", OMAP3430_GPIO_CAMERA_EN3);
return -EIO;
}
#endif
if (gpio_request(OMAP3430_GPIO_CAMERA_RST,"CAM RST") != 0)
{
printk(CE147_MOD_NAME "Could not request GPIO %d\n", OMAP3430_GPIO_CAMERA_RST);
return -EIO;
}
if (gpio_request(OMAP3430_GPIO_CAMERA_STBY,"CAM STBY") != 0)
{
printk(CE147_MOD_NAME "Could not request GPIO %d\n", OMAP3430_GPIO_CAMERA_STBY);
return -EIO;
}
if (gpio_request(OMAP3430_GPIO_VGA_RST,"VGA RST") != 0)
{
printk(CE147_MOD_NAME "Could not request GPIO %d\n", OMAP3430_GPIO_VGA_RST);
return -EIO;
}
if (gpio_request(OMAP3430_GPIO_VGA_STBY,"VGA STBY") != 0)
{
printk(CE147_MOD_NAME "Could not request GPIO %d\n", OMAP3430_GPIO_VGA_STBY);
return -EIO;
}
/* PMIC init */
if(cam_pmic_write_reg(0x01, 0x00) != 0) //LDO1 CAM_SENSOR_CORE_1.2V
{
printk(CE147_MOD_NAME "Could not request voltage LDO1 1.2V\n");
return -EIO;
}
if(cam_pmic_write_reg(0x02, 0xF9) != 0) //LDO2 CAM_ISP_SYS_2.8V
{
printk(CE147_MOD_NAME "Could not request voltage LDO2 2.8V\n");
return -EIO;
}
if(cam_pmic_write_reg(0x03, 0xEC) != 0) //LDO3 CAM_ISP_HOST_1.8V
{
printk(CE147_MOD_NAME "Could not request voltage LDO3 1.8V\n");
return -EIO;
}
if(cam_pmic_write_reg(0x04, 0xF1) != 0) //LDO4 CAM_ISP_RAM_1.8V
{
printk(CE147_MOD_NAME "Could not request voltage LDO4 1.8V\n");
return -EIO;
}
if(cam_pmic_write_reg(0x05, 0xF9) != 0) //LDO5 CAM_AF_2.8V
{
printk(CE147_MOD_NAME "Could not request voltage LDO5 2.8V\n");
return -EIO;
}
if(cam_pmic_write_reg(0x06, 0x0B) != 0) //BUCK CAM_ISP_CORE_1.3V
{
printk(CE147_MOD_NAME "Could not request voltage BUCK 1.3V\n");
return -EIO;
}
/* Reset the GPIO pins */
gpio_direction_output(OMAP3430_GPIO_CAMERA_EN, 0);
gpio_direction_output(OMAP3430_GPIO_CAMERA_EN2, 0);
#if (CONFIG_SAMSUNG_REL_HW_REV >= 1)
gpio_direction_output(OMAP3430_GPIO_CAMERA_EN3, 0);
#endif
gpio_direction_output(OMAP3430_GPIO_CAMERA_RST, 0);
gpio_direction_output(OMAP3430_GPIO_VGA_RST, 0);
gpio_direction_output(OMAP3430_GPIO_VGA_STBY, 0);
isp_set_xclk(0,0,0);
/* Enable sensor module power */
gpio_direction_output(OMAP3430_GPIO_CAMERA_EN, 1);
udelay(250);
gpio_direction_output(OMAP3430_GPIO_CAMERA_EN2, 1);
#if (CONFIG_SAMSUNG_REL_HW_REV >= 1)
mdelay(2);
gpio_direction_output(OMAP3430_GPIO_CAMERA_EN3, 1);
#endif
mdelay(5);
gpio_direction_output(OMAP3430_GPIO_VGA_STBY, 1);
mdelay(1);
/* Clock Enable */
isp_set_xclk(0,CE147_XCLK,0);
mdelay(5);
gpio_direction_output(OMAP3430_GPIO_VGA_RST, 1);
mdelay(8);
gpio_direction_output(OMAP3430_GPIO_VGA_STBY, 0);
mdelay(5);
gpio_direction_output(OMAP3430_GPIO_CAMERA_STBY, 1);
mdelay(10);
/* Activate Reset */
gpio_direction_output(OMAP3430_GPIO_CAMERA_RST, 1);
mdelay(10);
return 0;
}
static int ce147_standby_gpio(void)
{
/* Reset the GPIO pins */
gpio_direction_output(OMAP3430_GPIO_CAMERA_EN, 0);
gpio_direction_output(OMAP3430_GPIO_CAMERA_1P8V_EN, 0);
gpio_direction_output(OMAP3430_GPIO_CAMERA_1P2V_EN, 0);
gpio_direction_output(OMAP3430_GPIO_CAMERA_STBY, 0);
gpio_direction_output(OMAP3430_GPIO_CAMERA_RST, 0);
gpio_direction_output(OMAP3430_GPIO_VGA_STBY, 0);
gpio_direction_output(OMAP3430_GPIO_VGA_RST, 0);
/* XCLK init */
isp_set_xclk(NULL, 0, 0);
/* VGA Switch on */
gpio_direction_output(OMAP3430_GPIO_VGA_SEL, 0);
/* PMIC init (need to cam_en high) */
if(cam_pmic_write_reg(0x06, 0x09) != 0) {//BUCK 1.2V
printk(CE147_MOD_NAME "Could not request voltage BUCK 1.2V");
return -EIO;
}
if(cam_pmic_write_reg(0x05, 0xEC) != 0) {//LDO5 1.8V
printk(CE147_MOD_NAME "Could not request voltage LDO5 1.8V");
return -EIO;
}
if(cam_pmic_write_reg(0x04, 0xF1) != 0) {//LDO4 1.8V
printk(CE147_MOD_NAME "Could not request voltage LDO4 1.8V");
return -EIO;
}
if(cam_pmic_write_reg(0x03, 0x79) != 0) {//LDO3 2.8V
printk(CE147_MOD_NAME "Could not request voltage LDO3 2.8V");
return -EIO;
}
if(cam_pmic_write_reg(0x02, 0x79) != 0) {//LDO2 2.8V
printk(CE147_MOD_NAME "Could not request voltage LDO2 2.8V");
return -EIO;
}
if(cam_pmic_write_reg(0x01, 0x79) != 0) {//LDO1 2.8V
printk(CE147_MOD_NAME "Could not request voltage LDO1 2.8V");
return -EIO;
}
//Enable PMIC
if(cam_pmic_write_reg(0x08, 0xBF) != 0) {
printk(CE147_MOD_NAME "Could not request enable voltage");
return -EIO;
}
/* Enable sensor module power */
gpio_direction_output(OMAP3430_GPIO_CAMERA_1P2V_EN, 1);
msleep(1);
gpio_direction_output(OMAP3430_GPIO_CAMERA_EN, 1);
msleep(1);
gpio_direction_output(OMAP3430_GPIO_CAMERA_1P8V_EN, 1);
msleep(1);
/* Activate STBY */
gpio_direction_output(OMAP3430_GPIO_VGA_STBY, 1);
msleep(1);
/* Clock Enable */
isp_set_xclk(NULL, CE147_XCLK, 0);
msleep(1);
/* Activate Reset */
gpio_direction_output(OMAP3430_GPIO_VGA_RST, 1);
msleep(5);
/* Activate STBY */
gpio_direction_output(OMAP3430_GPIO_VGA_STBY, 0);
msleep(1);
/* VGA switch off */
gpio_direction_output(OMAP3430_GPIO_VGA_SEL, 1);
msleep(1);
return 0;
}