mtk-lk/platform/common/power/mt6370_pmu_bled.h

/* 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) 2015. All rights reserved.
*
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* THAT THE SOFTWARE/FIRMWARE AND ITS DOCUMENTATIONS ("MEDIATEK SOFTWARE")
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*/

#ifndef __MT6370_PMU_BLED_H
#define __MT6370_PMU_BLED_H

#ifdef MTK_MT6370_PMU_BLED_SUPPORT
int mt6370_bled_probe(void);
#else
static inline int mt6370_bled_probe(void)
{
	return 0;
}
#endif

#ifndef BIT
#define BIT(nr) (1 << (nr))
#endif

#define MT6370_SLAVE_ADDR		(0x34)
#define MT6372_VENDOR_ID		(0x90)
#define MT6372C_VENDOR_ID		(0xB0)

#define MT6370_PMU_REG_DEVINFO		(0x00)
/* MT6370_PMU_REG_BLEN : 0xA0 */
#define MT6370_BLED_CHANENSHFT		2
#define MT6370_BLED_EXTEN		BIT(7)
#define MT6370_BLED_EN			BIT(6)
#define MT6370_BLED_MAPLINEAR		BIT(1)

/* MT6370_PMU_REG_BLBSTCTRL : 0xA1 */
#define MT6370_BLED_OVPSHFT		5
#define MT6370_BLED_OCPSHFT		1

/* MT6370_PMU_REG_BLPWM : 0xA2 */
#define MT6370_BLED_PWMSHIFT		7
#define MT6370_BLED_PWMDSHFT		5
#define MT6370_BLED_PWMFSHFT		3
#define MT6370_BLED_PWMHESHFT		2
#define MT6370_BLED_PWMHSHFT		0
#define MT6370_BLED_PWMHE		BIT(MT6370_BLED_PWMHESHFT)

/* MT6370_PMU_REG_BLCTRL : 0xA3 */
#define MT6370_BLED_RAMPTSHFT		4

/* MT6370_PMU_REG_BLFL : 0xA7 */
#define MT6370_BLFLRAMP_SHFT		3

/* MT6370_PMU_REG_BLMODECTRL : 0xAD */
#define MT6370_BLED_CURR_SCALESHFT	4
#define MT6370_PWM_LPF_COEFSHFT		2
#define MT6370_PWM_LPF_ENSHFT		1
#define MT6370_BLED_CURR_MODESHFT	0

#endif /* __MT6370_PMU_BLED_H */