Re: [PATCH V15 1/2] scsi: ufs: set the device reference clock setting

Rob Herring
2018-10-18T14:30:25Z

On Tue, Oct 16, 2018 at 02:29:41PM +0530, Sayali Lokhande wrote:
> From: Subhash Jadavani <subhashj@codeaurora.org>
>
> UFS host supplies the reference clock to UFS device and UFS device
> specification allows host to provide one of the 4 frequencies (19.2 MHz,
> 26 MHz, 38.4 MHz, 52 MHz) for reference clock. Host should set the
> device reference clock frequency setting in the device based on what
> frequency it is supplying to UFS device.
>
> Signed-off-by: Subhash Jadavani <subhashj@codeaurora.org>
> Signed-off-by: Can Guo <cang@codeaurora.org>
> Signed-off-by: Sayali Lokhande <sayalil@codeaurora.org>
> Reviewed-by: Evan Green <evgreen@chromium.org>
> ---
> .../devicetree/bindings/ufs/ufshcd-pltfrm.txt | 6 ++

Acked-by: Rob Herring <robh@kernel.org>

> drivers/scsi/ufs/ufs.h | 14 ++++
> drivers/scsi/ufs/ufshcd.c | 83 ++++++++++++++++++++++
> drivers/scsi/ufs/ufshcd.h | 2 +
> 4 files changed, 105 insertions(+)