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Commit 796d71dd authored by Anirudh Ghayal's avatar Anirudh Ghayal
Browse files

power: smb1360: Fix the USB status at boot 



Fix the status register address to read the USB status
at boot.

While at it, add the prefix 'SMB' to the debug messages.

Change-Id: Iccf13a4db63856cf4c10b07758163dcaee416366
Signed-off-by: default avatarAnirudh Ghayal <aghayal@codeaurora.org>
parent 07ea034d

drivers/power/smb1360-charger-fg.c

+6 −5
Original line number Diff line number Diff line
@@ -9,7 +9,7 @@ 
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 */

#define pr_fmt(fmt) "%s: " fmt, __func__

#define pr_fmt(fmt) "SMB:%s: " fmt, __func__



#include <linux/i2c.h>

#include <linux/debugfs.h>
@@ -146,10 +146,11 @@ 


#define IRQ_D_REG			0x53

#define IRQ_E_REG			0x54

#define IRQ_E_USBIN_UV_BIT		BIT(0)



#define IRQ_F_REG			0x55



#define IRQ_G_REG			0x56

#define IRQ_G_USBIN_UV_BIT		BIT(0)



#define IRQ_H_REG			0x57

#define IRQ_I_REG			0x58
@@ -1674,12 +1675,12 @@ static int determine_initial_status(struct smb1360_chip *chip) 
	if (reg & IRQ_A_COLD_SOFT_BIT)

		chip->batt_cool = true;



	rc = smb1360_read(chip, IRQ_G_REG, &reg);

	rc = smb1360_read(chip, IRQ_E_REG, &reg);

	if (rc < 0) {

		dev_err(chip->dev, "Couldn't read irq G rc = %d\n", rc);

		dev_err(chip->dev, "Couldn't read irq E rc = %d\n", rc);

		return rc;

	}

	chip->usb_present = (reg & IRQ_G_USBIN_UV_BIT) ? false : true;

	chip->usb_present = (reg & IRQ_E_USBIN_UV_BIT) ? false : true;

	power_supply_set_present(chip->usb_psy, chip->usb_present);



	return 0;