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Commit 431a5bf3 authored by Venkata Narendra Kumar Gutta's avatar Venkata Narendra Kumar Gutta
Browse files

soc: qcom: Enable EUD regardless of USB power supply type 



Checking for attached USB power supply type is not required for
enabling the EUD. So, remove power supply type check in the
enable path of EUD.

Change-Id: Ib9e5691dbd008c4fea55c796b79193c4787ff48c
Signed-off-by: default avatarVenkata Narendra Kumar Gutta <vnkgutta@codeaurora.org>
parent eca47d45

drivers/soc/qcom/eud.c

+21 −52
Original line number Diff line number Diff line
@@ -93,41 +93,15 @@ static struct platform_device *eud_private; 
static void enable_eud(struct platform_device *pdev)

{

	struct eud_chip *priv = platform_get_drvdata(pdev);

	struct power_supply *usb_psy = NULL;

	union power_supply_propval pval = {0};

	union power_supply_propval tval = {0};

	int ret;



	usb_psy = power_supply_get_by_name("usb");

	if (!usb_psy) {

		dev_warn(&pdev->dev, "%s: Could not get usb power_supply\n",

					__func__);

		return;

	}



	ret = power_supply_get_property(usb_psy,

			POWER_SUPPLY_PROP_PRESENT, &pval);

	if (ret) {

		dev_err(&pdev->dev, "%s: Unable to read USB PRESENT: %d\n",

					__func__, ret);

		return;

	}



	ret = power_supply_get_property(usb_psy,

			POWER_SUPPLY_PROP_REAL_TYPE, &tval);

	if (ret) {

		dev_err(&pdev->dev, "%s: Unable to read USB TYPE: %d\n",

					__func__, ret);

		return;

	}



	if (pval.intval && (tval.intval == POWER_SUPPLY_TYPE_USB ||

	    tval.intval == POWER_SUPPLY_TYPE_USB_CDP)) {

	/* write into CSR to enable EUD */

	writel_relaxed(BIT(0), priv->eud_reg_base + EUD_REG_CSR_EUD_EN);



	/* Enable vbus, chgr & safe mode warning interrupts */

	writel_relaxed(EUD_INT_VBUS | EUD_INT_CHGR | EUD_INT_SAFE_MODE,

			priv->eud_reg_base + EUD_REG_INT1_EN_MASK);



	/* Enable secure eud if supported */

	if (priv->secure_eud_en) {

		ret = scm_io_write(priv->eud_mode_mgr2_phys_base +
@@ -146,12 +120,6 @@ static void enable_eud(struct platform_device *pdev) 
	 */

	extcon_set_state_sync(priv->extcon, EXTCON_USB, true);

	extcon_set_state_sync(priv->extcon, EXTCON_CHG_USB_SDP, true);

	} else {

		dev_warn(&pdev->dev,

			"%s: Connect USB cable before enabling EUD\n",

			__func__);

		return;

	}



	dev_dbg(&pdev->dev, "%s: EUD is Enabled\n", __func__);

}
@@ -549,6 +517,7 @@ static int msm_eud_probe(struct platform_device *pdev) 


	platform_set_drvdata(pdev, chip);



	chip->dev = &pdev->dev;

	chip->extcon = devm_extcon_dev_allocate(&pdev->dev, eud_extcon_cable);

	if (IS_ERR(chip->extcon)) {

		dev_err(chip->dev, "%s: failed to allocate extcon device\n",