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| author | Yaniv Gardi <ygardi@codeaurora.org> | 2015-01-15 17:32:37 +0300 |
|---|---|---|
| committer | Christoph Hellwig <hch@lst.de> | 2015-01-20 21:43:26 +0300 |
| commit | 81c0fc51b7a790ebe05a35de2c9176bd2f5bfe46 (patch) | |
| tree | 35c186f69be9cf6d2fe99ccc647599079cbb8503 /drivers/scsi/ufs/Kconfig | |
| parent | ca14ab55fb2ac620298ece3943fcf388a0387a13 (diff) | |
| download | linux-81c0fc51b7a790ebe05a35de2c9176bd2f5bfe46.tar.xz | |
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: Yaniv Gardi <ygardi@codeaurora.org>
Reviewed-by: Dov Levenglick <dovl@codeaurora.org>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'drivers/scsi/ufs/Kconfig')
| -rw-r--r-- | drivers/scsi/ufs/Kconfig | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/scsi/ufs/Kconfig b/drivers/scsi/ufs/Kconfig index 6e07b2afddeb..8a1f4b355416 100644 --- a/drivers/scsi/ufs/Kconfig +++ b/drivers/scsi/ufs/Kconfig @@ -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. |