[PATCH v4 0/7] Initial support for RK3576 UFS controller

[Shawn Lin]

This patchset adds initial UFS controller support for RK3576 SoC.
Patch 1 adds new quirk and patch 2 is the dt-bindings. Patch 3-6 deal
with rpm and spm support in advanced suggested by Ulf. Final patch 5 is
the driver added.

Changes in v4:
- properly describe reset-gpios
- deal with power domain of rpm and spm suggested by Ulf
- Fix typo and disable clks in ufs_rockchip_remove
- remove clk_disable_unprepare(host->ref_out_clk) from
  ufs_rockchip_remove

Changes in v3:
- rename the file to rockchip,rk3576-ufshc.yaml
- add description for reset-gpios
- use rockchip,rk3576-ufshc as compatible
- reword Kconfig description
- elaborate more about controller in commit msg
- use rockchip,rk3576-ufshc for compatible
- remove useless header file
- remove inline for ufshcd_is_device_present
- use usleep_range instead
- remove initialization, reverse Xmas order
- remove useless varibles
- check vops for null
- other small fixes for err path
- remove pm_runtime_set_active
- fix the active and inactive reset-gpios logic
- fix rpm_lvl and spm_lvl to 5 and move to end of probe path
- remove unnecessary system PM callbacks
- use UFSHCI_QUIRK_DME_RESET_ENABLE_AFTER_HCE instead
  of UFSHCI_QUIRK_BROKEN_HCE

Changes in v2:
- rename the file
- add reset-gpios

Shawn Lin (6):
  scsi: ufs: core: Add UFSHCI_QUIRK_DME_RESET_ENABLE_AFTER_HCE
  dt-bindings: ufs: Document Rockchip UFS host controller
  soc: rockchip: add header for suspend mode SIP interface
  pmdomain: rockchip: Add smc call to inform firmware
  PM: wakeup: Add device_clr_wakeup_path()
  scsi: ufs: rockchip: initial support for UFS

Ulf Hansson (1):
  pmdomain: core: Introduce dev_pm_genpd_rpm_always_on()

 .../bindings/ufs/rockchip,rk3576-ufshc.yaml        | 105 +++++++
 drivers/pmdomain/core.c                            |  34 +++
 drivers/pmdomain/rockchip/pm-domains.c             |   7 +
 drivers/ufs/core/ufshcd.c                          |  17 ++
 drivers/ufs/host/Kconfig                           |  12 +
 drivers/ufs/host/Makefile                          |   1 +
 drivers/ufs/host/ufs-rockchip.c                    | 340 +++++++++++++++++++++
 drivers/ufs/host/ufs-rockchip.h                    |  51 ++++
 include/linux/pm_domain.h                          |   7 +
 include/linux/pm_wakeup.h                          |   7 +
 include/soc/rockchip/rockchip_sip.h                |   3 +
 include/ufs/ufshcd.h                               |   6 +
 12 files changed, 590 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/ufs/rockchip,rk3576-ufshc.yaml
 create mode 100644 drivers/ufs/host/ufs-rockchip.c
 create mode 100644 drivers/ufs/host/ufs-rockchip.h

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2.7.4