Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit e5e0d781 authored by Guru Das Srinagesh's avatar Guru Das Srinagesh
Browse files

power: smb1398: Add support for SMB1394 



Add support for SMB1394, which is a a variant of SMB1398.

Change-Id: I0e508079174ae16e0aa8c5f242be3686126319ea
Signed-off-by: default avatarGuru Das Srinagesh <gurus@codeaurora.org>
parent dd58d3d2

drivers/power/supply/qcom/smb1398-charger.c

+97 −11
Original line number Diff line number Diff line
@@ -131,6 +131,7 @@ 
#define SMB_EN_POS_TRIGGER		BIT(0)



#define PERPH0_DIV2_SLAVE		0x2652

#define CFG_EN_SLAVE_OWN_FREQ		BIT(1)

#define CFG_DIV2_SYNC_CLK_PHASE_90		BIT(0)



#define DIV2_LCM_CFG_REG		0x2653
@@ -150,6 +151,10 @@ 
#define WIN_OV_400_MV			2

#define WIN_OV_500_MV			3



#define PERPH0_OVLO_REF_REG			0x265B

#define SMB1394_INPUT_OVLO_CONF_MASK	GENMASK(2, 0)

#define SMB1394_INPUT_OVLO_13P04V	0x5



#define DIV2_MODE_CFG_REG		0x265C



#define LCM_EXIT_CTRL_REG		0x265D
@@ -181,11 +186,14 @@ 
#define EN_WIN_UV_BIT			BIT(7)



#define PERPH0_SOVP_CFG0_REG		0x2680

#define CFG_OVP_VSNS_THRESHOLD		BIT(4)

#define CFG_OVP_IGNORE_UVLO		BIT(5)



#define PERPH0_SSUPPLY_CFG0_REG		0x2682

#define EN_HV_OV_OPTION2_BIT		BIT(7)

#define EN_MV_OV_OPTION2_BIT		BIT(5)

#define CFG_CMP_VOUT_VS_4V_REF_MASK	GENMASK(2, 1)

#define CMP_VOUT_VS_4V_REF_3P2V		0x3	/* Value for SMB1394 only */



#define SSUPLY_TEMP_CTRL_REG		0x2683

#define SEL_OUT_TEMP_MAX_MASK		GENMASK(7, 5)
@@ -239,6 +247,11 @@ 
#define DIV2_CP_MASTER			0

#define DIV2_CP_SLAVE			1

#define COMBO_PRE_REGULATOR		2

#define SMB1394_DIV2_CP_PRY		3

#define SMB1394_DIV2_CP_SECY		4



#define IS_SMB1394(role) \

	(role == SMB1394_DIV2_CP_PRY || role == SMB1394_DIV2_CP_SECY)



enum isns_mode {

	ISNS_MODE_OFF = 0,
@@ -1048,6 +1061,8 @@ static int smb1398_div2_cp_get_min_icl(struct smb1398_chip *chip) 


static char *div2_cp_get_model_name(struct smb1398_chip *chip)

{

	if (IS_SMB1394(chip->div2_cp_role))

		return "SMB1394";



	if (chip->rev4 > 2)

		return "SMB1398_V3";
@@ -1880,7 +1895,7 @@ static void smb1398_taper_work(struct work_struct *work) 
	chip->taper_work_running = false;

}



static int smb1398_update_ovp(struct smb1398_chip *chip)

static int _smb1398_update_ovp(struct smb1398_chip *chip)

{

	int rc = 0;
@@ -1906,7 +1921,38 @@ static int smb1398_update_ovp(struct smb1398_chip *chip) 
		return rc;

	}



	return 0;

	return rc;

}



static int _smb1394_update_ovp(struct smb1398_chip *chip)

{

	int rc = 0;



	rc = smb1398_masked_write(chip, PERPH0_SOVP_CFG0_REG,

			CFG_OVP_VSNS_THRESHOLD, CFG_OVP_VSNS_THRESHOLD);

	if (rc < 0) {

		dev_err(chip->dev, "Couldn't set PERPH0_SOVP_CFG0_REG rc=%d\n",

				rc);

		return rc;

	}



	rc = smb1398_masked_write(chip, PERPH0_OVLO_REF_REG,

			SMB1394_INPUT_OVLO_CONF_MASK,

			SMB1394_INPUT_OVLO_13P04V);

	if (rc < 0) {

		dev_err(chip->dev, "Couldn't set PERPH0_OVLO_REF rc=%d\n", rc);

		return rc;

	}



	return rc;

}



static int smb1398_update_ovp(struct smb1398_chip *chip)

{

	if (IS_SMB1394(chip->div2_cp_role))

		return _smb1394_update_ovp(chip);



	return _smb1398_update_ovp(chip);

}



static int smb1398_div2_cp_hw_init(struct smb1398_chip *chip)
@@ -1992,6 +2038,17 @@ static int smb1398_div2_cp_hw_init(struct smb1398_chip *chip) 
		return rc;

	}



	if (IS_SMB1394(chip->div2_cp_role)) {

		rc = smb1398_masked_write(chip, PERPH0_SSUPPLY_CFG0_REG,

				CFG_CMP_VOUT_VS_4V_REF_MASK,

				CMP_VOUT_VS_4V_REF_3P2V);

		if (rc < 0) {

			dev_err(chip->dev, "Couldn't set PERPH0_SSUPPLY_CFG0_REG, rc=%d\n",

					rc);

			return rc;

		}

	}



	return rc;

}
@@ -2250,6 +2307,24 @@ static int smb1398_div2_cp_slave_probe(struct smb1398_chip *chip) 
		return rc;

	}



	if (IS_SMB1394(chip->div2_cp_role)) {

		rc = smb1398_masked_write(chip, PERPH0_SSUPPLY_CFG0_REG,

				CFG_CMP_VOUT_VS_4V_REF_MASK,

				CMP_VOUT_VS_4V_REF_3P2V);

		if (rc < 0) {

			dev_err(chip->dev, "Couldn't set PERPH0_SSUPPLY_CFG0_REG, rc=%d\n",

					rc);

			return rc;

		}



		rc = smb1398_masked_write(chip, PERPH0_DIV2_SLAVE,

				CFG_EN_SLAVE_OWN_FREQ, CFG_EN_SLAVE_OWN_FREQ);

		if (rc < 0) {

			dev_err(chip->dev, "Couldn't set PERPH0_DIV2_SLAVE, rc=%d\n",

					rc);

			return rc;

		}

	} else {

		/* Enable slave clock on its own */

		rc = smb1398_masked_write(chip, NOLOCK_SPARE_REG,

				EN_SLAVE_OWN_FREQ_BIT, EN_SLAVE_OWN_FREQ_BIT);
@@ -2258,6 +2333,7 @@ static int smb1398_div2_cp_slave_probe(struct smb1398_chip *chip) 
					rc);

			return rc;

		}

	}



	rc = smb1398_init_div2_cp_slave_psy(chip);

	if (rc < 0) {
@@ -2870,7 +2946,8 @@ static int cp_iio_probe_init(struct smb1398_chip *chip, 
		iio_chan->address = i;

	}



	if (chip->div2_cp_role == DIV2_CP_MASTER) {

	if (chip->div2_cp_role == DIV2_CP_MASTER ||

			chip->div2_cp_role == SMB1394_DIV2_CP_PRY) {

		cp_smb5_iio_init(chip);

		indio_dev->name = "smb1396-div2-cp-master";

	} else {
@@ -2907,6 +2984,7 @@ static int smb1398_probe(struct platform_device *pdev) 
	chip->div2_cp_role = (int)of_device_get_match_data(chip->dev);

	switch (chip->div2_cp_role) {

	case DIV2_CP_MASTER:

	case SMB1394_DIV2_CP_PRY:

		chip->nchannels = ARRAY_SIZE(cp_master_chans);

		rc = smb1398_div2_cp_master_probe(chip);

		if (rc < 0) {
@@ -2918,6 +2996,7 @@ static int smb1398_probe(struct platform_device *pdev) 
		rc = cp_iio_probe_init(chip, indio_dev, cp_master_chans, &cp_master_iio_info);

		break;

	case DIV2_CP_SLAVE:

	case SMB1394_DIV2_CP_SECY:

		chip->nchannels = ARRAY_SIZE(cp_slave_chans);

		rc = smb1398_div2_cp_slave_probe(chip);

		if (rc < 0) {
@@ -2974,7 +3053,8 @@ static int smb1398_remove(struct platform_device *pdev) 
{

	struct smb1398_chip *chip = platform_get_drvdata(pdev);



	if (chip->div2_cp_role == DIV2_CP_MASTER) {

	if (chip->div2_cp_role == DIV2_CP_MASTER ||

			chip->div2_cp_role == SMB1394_DIV2_CP_PRY) {

		vote(chip->awake_votable, SHUTDOWN_VOTER, false, 0);

		vote(chip->div2_cp_disable_votable, SHUTDOWN_VOTER, true, 0);

		vote(chip->div2_cp_ilim_votable, SHUTDOWN_VOTER, true, 0);
@@ -3041,6 +3121,12 @@ static const struct of_device_id match_table[] = { 
	{ .compatible = "qcom,smb1398-pre-regulator",

	  .data = (void *)COMBO_PRE_REGULATOR,

	},

	{ .compatible = "qcom,smb1394-div2-cp-primary",

	  .data = (void *)SMB1394_DIV2_CP_PRY,

	},

	{ .compatible = "qcom,smb1394-div2-cp-secondary",

	  .data = (void *)SMB1394_DIV2_CP_SECY,

	},

	{

	},

};