From: Can Guo Date: Tue, 26 Nov 2019 06:53:31 +0000 (-0800) Subject: scsi: ufs: Update VCCQ2 and VCCQ min/max voltage hard codes X-Git-Tag: v5.6-rc1~124^2~122 X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=a7ef6f029a7658f2d9b9a78b3b1d8f4cb981bbdf;p=linux.git scsi: ufs: Update VCCQ2 and VCCQ min/max voltage hard codes Per UFS 3.0 JEDEC standard, the VCCQ2 min voltage is 1.7v and the VCCQ voltage range is 1.14v ~ 1.26v. Update their hard codes accordingly to make sure they work in a safe range compliant for ver 1.0/1.1/2.0/2.1/3.0 UFS devices. Link: https://lore.kernel.org/r/1574751214-8321-3-git-send-email-cang@qti.qualcomm.com Reviewed-by: Bean Huo Reviewed-by: Avri Altman Signed-off-by: Can Guo Signed-off-by: Martin K. Petersen --- diff --git a/drivers/scsi/ufs/ufs.h b/drivers/scsi/ufs/ufs.h index 3327981ef894..c89f21698629 100644 --- a/drivers/scsi/ufs/ufs.h +++ b/drivers/scsi/ufs/ufs.h @@ -499,9 +499,9 @@ struct ufs_query_res { #define UFS_VREG_VCC_MAX_UV 3600000 /* uV */ #define UFS_VREG_VCC_1P8_MIN_UV 1700000 /* uV */ #define UFS_VREG_VCC_1P8_MAX_UV 1950000 /* uV */ -#define UFS_VREG_VCCQ_MIN_UV 1100000 /* uV */ -#define UFS_VREG_VCCQ_MAX_UV 1300000 /* uV */ -#define UFS_VREG_VCCQ2_MIN_UV 1650000 /* uV */ +#define UFS_VREG_VCCQ_MIN_UV 1140000 /* uV */ +#define UFS_VREG_VCCQ_MAX_UV 1260000 /* uV */ +#define UFS_VREG_VCCQ2_MIN_UV 1700000 /* uV */ #define UFS_VREG_VCCQ2_MAX_UV 1950000 /* uV */ /*