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Commit 81c0fc51 authored by Yaniv Gardi's avatar Yaniv Gardi Committed by Christoph Hellwig
Browse files

ufs-qcom: add support for Qualcomm Technologies Inc platforms 



This change adds support for Qualcomm Technologies Inc platforms that
use UFS driver. for example, it adds :
- PM specific operations during hibern8, suspend, resume, clock setup
- qcom-ufs generic phy driver initialization, calibration,
  power-on/off sequence, etc.
- UFS Controller specific configuration
- Rate, Gear, Mode negotiation between device and controller

Signed-off-by: default avatarYaniv Gardi <ygardi@codeaurora.org>
Reviewed-by: default avatarDov Levenglick <dovl@codeaurora.org>
Signed-off-by: default avatarChristoph Hellwig <hch@lst.de>
parent ca14ab55

drivers/scsi/ufs/Kconfig

+13 −0
Original line number Diff line number Diff line
@@ -70,3 +70,16 @@ config SCSI_UFSHCD_PLATFORM 
	If you have a controller with this interface, say Y or M here.



	  If unsure, say N.



config SCSI_UFS_QCOM

	bool "QCOM specific hooks to UFS controller platform driver"

	depends on SCSI_UFSHCD_PLATFORM && ARCH_MSM

	select PHY_QCOM_UFS

	help

	  This selects the QCOM specific additions to UFSHCD platform driver.

	  UFS host on QCOM needs some vendor specific configuration before

	  accessing the hardware which includes PHY configuration and vendor

	  specific registers.



	  Select this if you have UFS controller on QCOM chipset.

	  If unsure, say N.

drivers/scsi/ufs/Makefile

+1 −0
Original line number Diff line number Diff line 
# UFSHCD makefile

obj-$(CONFIG_SCSI_UFS_QCOM) += ufs-qcom.o

obj-$(CONFIG_SCSI_UFSHCD) += ufshcd.o

obj-$(CONFIG_SCSI_UFSHCD_PCI) += ufshcd-pci.o

obj-$(CONFIG_SCSI_UFSHCD_PLATFORM) += ufshcd-pltfrm.o