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| author |   Can Guo <cang@codeaurora.org> | 2019-11-14 22:09:25 -0800 |
|---|---|---|
| committer |   Martin K. Petersen <martin.petersen@oracle.com> | 2019-11-18 23:15:50 -0500 |
| commit | 870b1279c7a0344c99d85a9cb1619f6023e752ed (patch) | |
| tree | 275aeee6a6d2155f33ed560118b3d224e41e9b00 /drivers/scsi/ufs/ufs-qcom.h | |
| parent | scsi: ufs: Add device reset in link recovery path (diff) | |
| download | linux-dev-870b1279c7a0344c99d85a9cb1619f6023e752ed.tar.xz linux-dev-870b1279c7a0344c99d85a9cb1619f6023e752ed.zip | |
scsi: ufs-qcom: Add reset control support for host controller
Add reset control for host controller so that host controller can be reset
as required in its power up sequence.
Link: https://lore.kernel.org/r/1573798172-20534-3-git-send-email-cang@codeaurora.org
Reviewed-by: Avri Altman <avri.altman@wdc.com>
Signed-off-by: Can Guo <cang@codeaurora.org>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to '')
| -rw-r--r-- | drivers/scsi/ufs/ufs-qcom.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/scsi/ufs/ufs-qcom.h b/drivers/scsi/ufs/ufs-qcom.h index d401f174bb70..2d95e7cc7187 100644 --- a/drivers/scsi/ufs/ufs-qcom.h +++ b/drivers/scsi/ufs/ufs-qcom.h @@ -6,6 +6,7 @@ #define UFS_QCOM_H_ #include <linux/reset-controller.h> +#include <linux/reset.h> #define MAX_UFS_QCOM_HOSTS 1 #define MAX_U32 (~(u32)0) @@ -233,6 +234,8 @@ struct ufs_qcom_host { u32 dbg_print_en; struct ufs_qcom_testbus testbus; + /* Reset control of HCI */ + struct reset_control *core_reset; struct reset_controller_dev rcdev; struct gpio_desc *device_reset; |