static void msm_keypad_bl_led_set(struct led_classdev *led_cdev,
enum led_brightness value)
{
#ifdef CONFIG_HUAWEI_LEDS_PMIC
int ret = 0;
if(machine_is_msm7x30_u8800())
{
if(disable_keypad_leds) value = 0;
ret = pmic_set_led_intensity(LED_KEYPAD, value / LED_FULL);
}
if(machine_is_msm7x30_u8820())
{
ret = pmic_set_mpp6_led_intensity(value / LED_FULL);
}
if (ret)
dev_err(led_cdev->dev, "can't set keypad backlight\n");
#else
int ret;
ret = pmic_set_led_intensity(LED_KEYPAD, value / MAX_KEYPAD_BL_LEVEL);
if (ret)
dev_err(led_cdev->dev, "can't set keypad backlight\n");
#endif
}
/*configure GPIO 25 Of PIMIC as PWM to driver LED*/
int led_pwm_gpio_config(void)
{
int rc;
struct pm_gpio backlight_drv =
{
.direction = PM_GPIO_DIR_OUT,
.output_buffer = PM_GPIO_OUT_BUF_CMOS,
.output_value = 0,
.pull = PM_GPIO_PULL_NO,
.vin_sel = 0,
.out_strength = PM_GPIO_STRENGTH_HIGH,
.function = PM_GPIO_FUNC_2,
.inv_int_pol = 1,
};
if(machine_is_msm8255_u8860lp()
|| machine_is_msm8255_u8860_r()
||machine_is_msm8255_u8860_51())
{
rc = pm8xxx_gpio_config( 24, &backlight_drv);
}
else
{
rc = -1;
}
if (rc)
{
pr_err("%s LED backlight GPIO config failed\n", __func__);
return rc;
}
return 0;
}
#endif
static void msm_keypad_bl_led_set(struct led_classdev *led_cdev,
enum led_brightness value)
{
#ifdef CONFIG_HUAWEI_LEDS_PMIC
int ret = 0;
/* 7x27a platform use mpp7 as keypad backlight */
#ifdef CONFIG_ARCH_MSM7X27A
if(machine_is_msm7x27a_C8820())
{
ret = pmic_secure_mpp_config_i_sink(PM_MPP_7, PM_MPP__I_SINK__LEVEL_5mA, \
(!!value) ? PM_MPP__I_SINK__SWITCH_ENA : PM_MPP__I_SINK__SWITCH_DIS);
}
else
{
/* use pwm to control the brightness of keypad backlight*/
/* make sure the led is drived by pwm when */
/* the system sleep indicator switch is on */
pmapp_button_backlight_init();
ret = pmapp_button_backlight_set_brightness(value);
}
#else
if(machine_is_msm7x30_u8800() || machine_is_msm7x30_u8800_51() || machine_is_msm8255_u8800_pro() )
{
ret = pmic_set_led_intensity(LED_KEYPAD, !( ! value));
}
else if( machine_is_msm8255_u8860lp()
|| machine_is_msm8255_u8860_r()
||machine_is_msm8255_u8860_51())
{
pwm_config(bl_pwm, LED_PWM_DUTY_LEVEL*value/NSEC_PER_USEC, LED_PWM_PERIOD/NSEC_PER_USEC);
pwm_enable(bl_pwm);
}
else if(machine_is_msm7x30_u8820()
|| (machine_is_msm8255_u8730()))
{
ret = pmic_set_mpp6_led_intensity(!( ! value));
}
/*< when the value between 0 and 255,set the key brightness is LED_BRIGHRNESS_LEVEL or set the brightness is 0 */
else if( machine_is_msm8255_u8860()
|| machine_is_msm8255_c8860()
|| machine_is_msm8255_u8860_92())
{
if(LED_BRIGHTNESS_OFF >= value || LED_PWM_LEVEL < value )
{
ret = pmic_set_keyled_intensity(LED_KEYPAD,LED_BRIGHTNESS_OFF );
}
else
{
ret = pmic_set_keyled_intensity(LED_KEYPAD, LED_BRIGHTNESS_LEVEL);
}
}
else if(machine_is_msm8255_u8680())
{
/* Set keypad led brightness level 12 for U8680 */
if(LED_BRIGHTNESS_OFF >= value || LED_PWM_LEVEL < value)
{
ret = pmic_set_keyled_intensity(LED_KEYPAD,LED_BRIGHTNESS_OFF);
}
else
{
ret = pmic_set_keyled_intensity(LED_KEYPAD, LED_BRIGHTNESS_LEVEL_U8680);
}
}
else if(machine_is_msm8255_u8667())
{
/* Set keypad led brightness level 16 for U8667 */
if(LED_BRIGHTNESS_OFF >= value || LED_PWM_LEVEL < value)
{
ret = pmic_set_keyled_intensity(LED_KEYPAD, LED_BRIGHTNESS_OFF);
}
else
{
ret = pmic_set_keyled_intensity(LED_KEYPAD, LED_BRIGHTNESS_LEVEL_U8667);
}
}
#endif
if (ret)
dev_err(led_cdev->dev, "can't set keypad backlight\n");
#else
int ret;
ret = pmic_set_led_intensity(LED_KEYPAD, value / MAX_KEYPAD_BL_LEVEL);
if (ret)
dev_err(led_cdev->dev, "can't set keypad backlight\n");
#endif
}
int backlight_pwm_gpio_config(void)
{
int rc;
struct pm8058_gpio backlight_drv =
{
.direction = PM_GPIO_DIR_OUT,
.output_buffer = PM_GPIO_OUT_BUF_CMOS,
.output_value = 0,
.pull = PM_GPIO_PULL_NO,
.vin_sel = 0,
.out_strength = PM_GPIO_STRENGTH_HIGH,
.function = PM_GPIO_FUNC_2,
.inv_int_pol = 1,
};
/* U8800 use PM_GPIO25 as backlight's PWM,but U8820 use PM_GPIO26 */
if(machine_is_msm7x30_u8800() || machine_is_msm7x30_u8800_51() || machine_is_msm8255_u8800_pro())
{
rc = pm8058_gpio_config( 24, &backlight_drv);
}
else if(machine_is_msm7x30_u8820())
{
rc = pm8058_gpio_config( 25, &backlight_drv);
}
else
{
rc = -1;
}
if (rc)
{
pr_err("%s LCD backlight GPIO config failed\n", __func__);
return rc;
}
return 0;
}
#ifndef CONFIG_HUAWEI_LEDS_PMIC
void touchkey_setbacklight(int level)
{
if(machine_is_msm7x30_u8800() || machine_is_msm7x30_u8800_51() || machine_is_msm8255_u8800_pro())
{
pmic_set_led_intensity(LED_KEYPAD, level);
}
if(machine_is_msm7x30_u8820())
{
/*if the machine is U8820 use the mpp6 for touchkey backlight*/
pmic_set_mpp6_led_intensity(level);
}
}
#endif
void pwm_set_backlight (struct msm_fb_data_type * mfd)
{
int bl_level = mfd->bl_level;
/*config PM GPIO25 as PWM and request PWM*/
if(TRUE == first_set_bl)
{
backlight_pwm_gpio_config();
/* U8800 use PM_GPIO25 as backlight's PWM,but U8820 use PM_GPIO26 */
if(machine_is_msm7x30_u8800() || machine_is_msm7x30_u8800_51() || machine_is_msm8255_u8800_pro())
{
bl_pwm = pwm_request(PM_GPIO25_PWM_ID, "backlight");
}
else if(machine_is_msm7x30_u8820())
{
bl_pwm = pwm_request(PM_GPIO26_PWM_ID, "backlight");
}
else
{
bl_pwm = NULL;
}
if (NULL == bl_pwm || IS_ERR(bl_pwm))
{
pr_err("%s: pwm_request() failed\n", __func__);
bl_pwm = NULL;
}
first_set_bl = FALSE;
}
if (bl_pwm)
{
/* keep duty 10% < level < 90% */
if (bl_level)
{
bl_level = ((bl_level * PWM_LEVEL_ADJUST) / PWM_LEVEL + ADD_VALUE);
if (bl_level < BL_MIN_LEVEL)
{
bl_level = BL_MIN_LEVEL;
}
}
pwm_config(bl_pwm, PWM_DUTY_LEVEL*bl_level/NSEC_PER_USEC, PWM_PERIOD/NSEC_PER_USEC);
pwm_enable(bl_pwm);
}
#ifndef CONFIG_HUAWEI_LEDS_PMIC
touchkey_setbacklight(!!bl_level);
#endif
}
