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Commit 9045b11b authored by Umang Agrawal's avatar Umang Agrawal
Browse files

power: qcom: smb1390: Add IREV IRQ handler to toggle switcher 



Add support to toggle SMB1390 switcher as part of IREV IRQ
handling. This will ensure SMB1390 is not stuck in disabled
state.

CRs-Fixed: 2200344

Change-Id: Ia2139d00965544e1dbb6d33685346dfbe5293337
Signed-off-by: default avatarUmang Agrawal <uagrawal@codeaurora.org>
parent 271536fc

drivers/power/supply/qcom/smb1390-charger.c

+29 −1
Original line number Diff line number Diff line
@@ -209,6 +209,34 @@ static irqreturn_t default_irq_handler(int irq, void *data) 
	return IRQ_HANDLED;

}



static irqreturn_t irev_irq_handler(int irq, void *data)

{

	struct smb1390 *chip = data;

	int rc;



	pr_debug("IREV IRQ triggered\n");



	rc = smb1390_masked_write(chip, CORE_CONTROL1_REG,

			CMD_EN_SWITCHER_BIT, 0);

	if (rc < 0) {

		pr_err("Couldn't disable switcher by command mode, rc=%d\n",

			rc);

		goto out;

	}



	rc = smb1390_masked_write(chip, CORE_CONTROL1_REG,

			CMD_EN_SWITCHER_BIT, CMD_EN_SWITCHER_BIT);

	if (rc < 0) {

		pr_err("Couldn't enable switcher by command mode, rc=%d\n",

			rc);

		goto out;

	}



out:

	kobject_uevent(&chip->dev->kobj, KOBJ_CHANGE);

	return IRQ_HANDLED;

}



static const struct smb_irq smb_irqs[] = {

	[SWITCHER_OFF_WINDOW_IRQ] = {

		.name		= "switcher-off-window",
@@ -227,7 +255,7 @@ static const struct smb_irq smb_irqs[] = { 
	},

	[IREV_IRQ] = {

		.name		= "irev-fault",

		.handler	= default_irq_handler,

		.handler	= irev_irq_handler,

		.wake		= true,

	},

	[VPH_OV_HARD_IRQ] = {