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Commit 778f0ffc authored by Chun Zhang's avatar Chun Zhang Committed by Gerrit - the friendly Code Review server
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leds: leds-qpnp-flash: enable MASK module for flash LED 



Enable MASK module for flash LED to allow LED current to ramp down
during GSM call.

Change-Id: I721b1b72d583843a2bf939d9757b43bce4f5a308
Signed-off-by: default avatarChun Zhang <chunz@codeaurora.org>
parent 6dd43dee

drivers/leds/leds-qpnp-flash.c

+11 −0
Original line number Original line Diff line number Diff line
@@ -37,6 +37,7 @@ 
#define FLASH_LED_TMR_CTRL(base)				(base + 0x48)

#define FLASH_LED_TMR_CTRL(base)				(base + 0x48)

#define FLASH_HEADROOM(base)					(base + 0x4A)

#define FLASH_HEADROOM(base)					(base + 0x4A)

#define	FLASH_STARTUP_DELAY(base)				(base + 0x4B)

#define	FLASH_STARTUP_DELAY(base)				(base + 0x4B)

#define FLASH_MASK_ENABLE(base)					(base + 0x4C)

#define FLASH_VREG_OK_FORCE(base)				(base + 0x4F)

#define FLASH_VREG_OK_FORCE(base)				(base + 0x4F)

#define FLASH_FAULT_DETECT(base)				(base + 0x51)

#define FLASH_FAULT_DETECT(base)				(base + 0x51)

#define	FLASH_THERMAL_DRATE(base)				(base + 0x52)

#define	FLASH_THERMAL_DRATE(base)				(base + 0x52)
@@ -63,6 +64,7 @@ 
#define FLASH_CURRENT_RAMP_MASK					0xBF

#define FLASH_CURRENT_RAMP_MASK					0xBF

#define FLASH_VPH_PWR_DROOP_MASK				0xF3

#define FLASH_VPH_PWR_DROOP_MASK				0xF3

#define FLASH_LED_HDRM_SNS_ENABLE_MASK				0x81

#define FLASH_LED_HDRM_SNS_ENABLE_MASK				0x81

#define	FLASH_MASK_MODULE_CONTRL_MASK				0xE0





#define FLASH_LED_TRIGGER_DEFAULT				"none"

#define FLASH_LED_TRIGGER_DEFAULT				"none"

#define FLASH_LED_HEADROOM_DEFAULT_MV				500

#define FLASH_LED_HEADROOM_DEFAULT_MV				500
@@ -92,6 +94,7 @@ 
#define	FLASH_LED_VPH_DROOP_THRESHOLD_DIVIDER			100

#define	FLASH_LED_VPH_DROOP_THRESHOLD_DIVIDER			100

#define FLASH_LED_HDRM_SNS_ENABLE				0x81

#define FLASH_LED_HDRM_SNS_ENABLE				0x81

#define	FLASH_LED_UA_PER_MA					1000

#define	FLASH_LED_UA_PER_MA					1000

#define	FLASH_LED_MASK_MODULE_MASK2_ENABLE			0x20





#define FLASH_UNLOCK_SECURE					0xA5

#define FLASH_UNLOCK_SECURE					0xA5

#define FLASH_LED_TORCH_ENABLE					0x00

#define FLASH_LED_TORCH_ENABLE					0x00
@@ -875,6 +878,14 @@ static int qpnp_flash_led_init_settings(struct qpnp_flash_led *led) 
		return rc;

		return rc;

	}

	}





	rc = qpnp_led_masked_write(led->spmi_dev, FLASH_MASK_ENABLE(led->base),

				FLASH_MASK_MODULE_CONTRL_MASK,

				FLASH_LED_MASK_MODULE_MASK2_ENABLE);

	if (rc) {

		dev_err(&led->spmi_dev->dev, "Mask module enable failed\n");

		return rc;

	}



	if (!led->pdata->thermal_derate_en)

	if (!led->pdata->thermal_derate_en)

		val = 0x0;

		val = 0x0;

	else {

	else {