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Commit 85b5da7b authored by Komal Bajaj's avatar Komal Bajaj Committed by Gerrit - the friendly Code Review server
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soc: qcom: Add support to enable eud if enabled in xbl 



If eud driver is enabled in xbl, there was a explicit need
to enable eud from hlos side also. This change enables eud
if eud_mode_manager2 register is set.

Change-Id: I4f99d2fddb36f196514296302c67b75e73545632
Signed-off-by: default avatarKomal Bajaj <kbajaj@codeaurora.org>
parent a80a92ab

drivers/soc/qcom/eud.c

+12 −1
Original line number Diff line number Diff line
@@ -92,6 +92,14 @@ static int enable; 
static bool eud_ready;

static struct platform_device *eud_private;



static int check_eud_mode_mgr2(struct eud_chip *chip)

{

	u32 val;



	val = scm_io_read(chip->eud_mode_mgr2_phys_base);

	return val & BIT(0);

}



static void enable_eud(struct platform_device *pdev)

{

	struct eud_chip *priv = platform_get_drvdata(pdev);
@@ -105,7 +113,7 @@ static void enable_eud(struct platform_device *pdev) 
			priv->eud_reg_base + EUD_REG_INT1_EN_MASK);



	/* Enable secure eud if supported */

	if (priv->secure_eud_en) {

	if (priv->secure_eud_en && !check_eud_mode_mgr2(priv)) {

		ret = scm_io_write(priv->eud_mode_mgr2_phys_base +

				   EUD_REG_EUD_EN2, EUD_ENABLE_CMD);

		if (ret)
@@ -629,6 +637,9 @@ static int msm_eud_probe(struct platform_device *pdev) 
		}

	}



	if (chip->secure_eud_en && check_eud_mode_mgr2(chip))

		enable = 1;



	ret = uart_add_one_port(&eud_uart_driver, port);

	if (!ret) {

		dev_err(chip->dev, "failed to add uart port!\n");