Revert "usb: chipidea: move ci_ulpi_init after the phy initialization"

This reverts commit 22ffd39.
People report this commit causes the driver defer probed, and never
back to work[1][2].

[1] https://lore.kernel.org/lkml/20240407011913.GA168730@nchen-desktop/T/#mc2b93bc11a8b01ec7cd0d0bf6b0b03951d9ef751
[2] https://lore.kernel.org/lkml/20240407011913.GA168730@nchen-desktop/T/#me87d9a2a76c07619d83b3879ea14780da89fbbbf

Cc: Michael Grzeschik <m.grzeschik@pengutronix.de>
Cc: Marek Szyprowski <m.szyprowski@samsung.com>
Cc: Wouter Franken <wouter@franken-peeters.be>
Signed-off-by: Peter Chen <peter.chen@kernel.org>
Link: https://lore.kernel.org/r/20240517023648.3459188-1-peter.chen@kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

Author: Peter Chen

drivers/usb/chipidea/core.c

@@ -1084,6 +1084,10 @@ static int ci_hdrc_probe(struct platform_device *pdev)
 		return -ENODEV;
 	}
 
+	ret = ci_ulpi_init(ci);
+	if (ret)
+		return ret;
+
 	if (ci->platdata->phy) {
 		ci->phy = ci->platdata->phy;
 	} else if (ci->platdata->usb_phy) {
@@ -1138,10 +1142,6 @@ static int ci_hdrc_probe(struct platform_device *pdev)
 		goto ulpi_exit;
 	}
 
-	ret = ci_ulpi_init(ci);
-	if (ret)
-		return ret;
-
 	ci->hw_bank.phys = res->start;
 
 	ci->irq = platform_get_irq(pdev, 0);

drivers/usb/chipidea/ulpi.c

@@ -68,6 +68,11 @@ int ci_ulpi_init(struct ci_hdrc *ci)
 	if (ci->platdata->phy_mode != USBPHY_INTERFACE_MODE_ULPI)
 		return 0;
 
+	/*
+	 * Set PORTSC correctly so we can read/write ULPI registers for
+	 * identification purposes
+	 */
+	hw_phymode_configure(ci);
 
 	ci->ulpi_ops.read = ci_ulpi_read;
 	ci->ulpi_ops.write = ci_ulpi_write;