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Commit 1abe1e07 authored by Veerabhadrarao Badiganti's avatar Veerabhadrarao Badiganti
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scsi: ufs-qcom: Force probe of ufs based on boolean property 



Force probing the ufs device even if it is not the bootdevice based on
device tree property "force-ufshc-probe".
This enables the embedded ufs device for other usecases even when board
is not using UFS for boot.

Change-Id: I8e959fd9bdb810d2dcd6c793a9c7dfbfcd66eaaa
Signed-off-by: default avatarVeerabhadrarao Badiganti <vbadigan@codeaurora.org>
parent c091c7a8

Documentation/devicetree/bindings/ufs/ufshcd-pltfrm.txt

+1 −0
Original line number Diff line number Diff line
@@ -74,6 +74,7 @@ Optional properties: 
			  Defaults to 26 MHz if not specified.

- extcon:       phandle to external connector (Refer Documentation/devicetree/bindings/extcon/extcon-gpio.txt for more details).

- non-removable		: defines if the connected ufs device is not removable

- force-ufshc-probe	: For force probing UFS device (non removable) even if it is not the boot device.





Note: If above properties are not defined it can be assumed that the supply

drivers/scsi/ufs/ufs-qcom.c

+1 −1
Original line number Diff line number Diff line
@@ -2740,7 +2740,7 @@ static int ufs_qcom_probe(struct platform_device *pdev) 
	 * the regulators.

	 */

	if (of_property_read_bool(np, "non-removable") &&

	    strlen(android_boot_dev) &&

	    !of_property_read_bool(np, "force-ufshc-probe") &&

	    strcmp(android_boot_dev, dev_name(dev)))

		return -ENODEV;