[v3,0/5] Initial support for RK3576 UFS controller

Message

Shawn Lin Oct. 8, 2024, 6:15 a.m. UTC

This patchset adds initial UFS controller supprt for RK3576 SoC.
Patch 1 adds new quirk and patch 2 is the dt-bindings.
patch 3/4 deal with rpm and spm support in advanced. Final atch 5 is the
driver added.


Changes in v3:
- rename the file to rockchip,rk3576-ufshc.yaml
- add description for reset-gpios
- 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 (5):
  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
  soc: rockchip: power-domain: Add GENPD_FLAG_RPM_ALWAYS_ON support
  scsi: ufs: rockchip: initial support for UFS

 .../bindings/ufs/rockchip,rk3576-ufshc.yaml        | 103 ++++++
 drivers/pmdomain/rockchip/pm-domains.c             |   3 +
 drivers/ufs/core/ufshcd.c                          |  17 +
 drivers/ufs/host/Kconfig                           |  12 +
 drivers/ufs/host/Makefile                          |   1 +
 drivers/ufs/host/ufs-rockchip.c                    | 346 +++++++++++++++++++++
 drivers/ufs/host/ufs-rockchip.h                    |  51 +++
 include/soc/rockchip/rockchip_sip.h                |   3 +
 include/ufs/ufshcd.h                               |   6 +
 9 files changed, 542 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