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

From: Shawn Lin
Date: Tue Oct 08 2024 - 07:42:42 EST



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

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2.7.4