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Commit d556f21c authored by Hans de Goede's avatar Hans de Goede Committed by Sebastian Reichel
Browse files

power: supply: axp288_charger: Make charger_init_hw_regs propagate i2c errors 



Make charger_init_hw_regs propagate i2c errors, instead of only warning
about them and then ignoring them.

Signed-off-by: default avatarHans de Goede <hdegoede@redhat.com>
Signed-off-by: default avatarSebastian Reichel <sre@kernel.org>
parent 7ce7d89f

drivers/power/supply/axp288_charger.c

+42 −20
Original line number Diff line number Diff line
@@ -701,59 +701,73 @@ static int axp288_charger_handle_otg_evt(struct notifier_block *nb, 
	return NOTIFY_OK;

}



static void charger_init_hw_regs(struct axp288_chrg_info *info)

static int charger_init_hw_regs(struct axp288_chrg_info *info)

{

	int ret, cc, cv;

	unsigned int val;



	/* Program temperature thresholds */

	ret = regmap_write(info->regmap, AXP20X_V_LTF_CHRG, CHRG_VLTFC_0C);

	if (ret < 0)

		dev_warn(&info->pdev->dev, "register(%x) write error(%d)\n",

	if (ret < 0) {

		dev_err(&info->pdev->dev, "register(%x) write error(%d)\n",

							AXP20X_V_LTF_CHRG, ret);

		return ret;

	}



	ret = regmap_write(info->regmap, AXP20X_V_HTF_CHRG, CHRG_VHTFC_45C);

	if (ret < 0)

		dev_warn(&info->pdev->dev, "register(%x) write error(%d)\n",

	if (ret < 0) {

		dev_err(&info->pdev->dev, "register(%x) write error(%d)\n",

							AXP20X_V_HTF_CHRG, ret);

		return ret;

	}



	/* Do not turn-off charger o/p after charge cycle ends */

	ret = regmap_update_bits(info->regmap,

				AXP20X_CHRG_CTRL2,

				CNTL2_CHG_OUT_TURNON, 1);

	if (ret < 0)

		dev_warn(&info->pdev->dev, "register(%x) write error(%d)\n",

	if (ret < 0) {

		dev_err(&info->pdev->dev, "register(%x) write error(%d)\n",

						AXP20X_CHRG_CTRL2, ret);

		return ret;

	}



	/* Enable interrupts */

	ret = regmap_update_bits(info->regmap,

				AXP20X_IRQ2_EN,

				BAT_IRQ_CFG_BAT_MASK, 1);

	if (ret < 0)

		dev_warn(&info->pdev->dev, "register(%x) write error(%d)\n",

	if (ret < 0) {

		dev_err(&info->pdev->dev, "register(%x) write error(%d)\n",

						AXP20X_IRQ2_EN, ret);

		return ret;

	}



	ret = regmap_update_bits(info->regmap, AXP20X_IRQ3_EN,

				TEMP_IRQ_CFG_MASK, 1);

	if (ret < 0)

		dev_warn(&info->pdev->dev, "register(%x) write error(%d)\n",

	if (ret < 0) {

		dev_err(&info->pdev->dev, "register(%x) write error(%d)\n",

						AXP20X_IRQ3_EN, ret);

		return ret;

	}



	/* Setup ending condition for charging to be 10% of I(chrg) */

	ret = regmap_update_bits(info->regmap,

				AXP20X_CHRG_CTRL1,

				CHRG_CCCV_ITERM_20P, 0);

	if (ret < 0)

		dev_warn(&info->pdev->dev, "register(%x) write error(%d)\n",

	if (ret < 0) {

		dev_err(&info->pdev->dev, "register(%x) write error(%d)\n",

						AXP20X_CHRG_CTRL1, ret);

		return ret;

	}



	/* Disable OCV-SOC curve calibration */

	ret = regmap_update_bits(info->regmap,

				AXP20X_CC_CTRL,

				FG_CNTL_OCV_ADJ_EN, 0);

	if (ret < 0)

		dev_warn(&info->pdev->dev, "register(%x) write error(%d)\n",

	if (ret < 0) {

		dev_err(&info->pdev->dev, "register(%x) write error(%d)\n",

						AXP20X_CC_CTRL, ret);

		return ret;

	}



	/* Init charging current and voltage */

	info->max_cc = info->pdata->max_cc;
@@ -796,17 +810,23 @@ static void charger_init_hw_regs(struct axp288_chrg_info *info) 
		cv = min(info->pdata->def_cv, info->max_cv);



		ret = axp288_charger_set_cc(info, cc);

		if (ret < 0)

			dev_warn(&info->pdev->dev,

		if (ret < 0) {

			dev_err(&info->pdev->dev,

					"error(%d) in setting CC\n", ret);

			return ret;

		}



		ret = axp288_charger_set_cv(info, cv);

		if (ret < 0)

			dev_warn(&info->pdev->dev,

		if (ret < 0) {

			dev_err(&info->pdev->dev,

					"error(%d) in setting CV\n", ret);

			return ret;

		}

	}



	return 0;

}



static int axp288_charger_probe(struct platform_device *pdev)

{

	int ret, i, pirq;
@@ -916,7 +936,9 @@ static int axp288_charger_probe(struct platform_device *pdev) 
		}

	}



	charger_init_hw_regs(info);

	ret = charger_init_hw_regs(info);

	if (ret)

		goto intr_reg_failed;



	return 0;