diff options
| author | Yoshihiro Shimoda <[email protected]> | 2026-01-03 01:22:30 +0100 |
|---|---|---|
| committer | Marek Vasut <[email protected]> | 2026-01-27 21:46:44 +0100 |
| commit | 8bf3dc99aff623425ee3e0824a1df0cf2587c9d1 (patch) | |
| tree | 4062a0d7ac8900ef5076ab581557003e5de1e7af /drivers | |
| parent | 4e27f441844c3933b380409db6a83d126351e87d (diff) | |
scsi: ufs: renesas: Refactor 0x10ad/0x10af PHY settings
Extract specific PHY setting of the 0x10a[df] registers into a new
function.
Ported from Linux kernel commit
cca2b807c227 ("scsi: ufs: renesas: Refactor 0x10ad/0x10af PHY settings")
Signed-off-by: Yoshihiro Shimoda <[email protected]>
Signed-off-by: Geert Uytterhoeven <[email protected]>
Link: https://lore.kernel.org/r/110eafd1ee24f9db0285a5e2bca224e35962268a.1741179611.git.geert+renesas@glider.be
Signed-off-by: Martin K. Petersen <[email protected]>
Signed-off-by: Marek Vasut <[email protected]>
Reviewed-by: Neil Armstrong <[email protected]>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/ufs/ufs-renesas.c | 37 |
1 files changed, 14 insertions, 23 deletions
diff --git a/drivers/ufs/ufs-renesas.c b/drivers/ufs/ufs-renesas.c index c8fbe61901b..b2edc3b5497 100644 --- a/drivers/ufs/ufs-renesas.c +++ b/drivers/ufs/ufs-renesas.c @@ -130,6 +130,16 @@ static void ufs_renesas_indirect_poll(struct ufs_hba *hba, u32 gpio, u32 addr, ufs_renesas_write(hba, 0xf0, 0); } +static void ufs_renesas_write_phy_10ad_10af(struct ufs_hba *hba, + u32 data_10ad, u32 data_10af) +{ + ufs_renesas_write_phy(hba, 0x10ae, 0x0001); + ufs_renesas_write_phy(hba, 0x10ad, data_10ad); + ufs_renesas_write_phy(hba, 0x10af, data_10af); + ufs_renesas_write_phy(hba, 0x10b6, 0x0001); + ufs_renesas_write_phy(hba, 0x10ae, 0x0000); +} + static void ufs_renesas_pre_init(struct ufs_hba *hba) { u32 timer_val; @@ -204,29 +214,10 @@ static void ufs_renesas_pre_init(struct ufs_hba *hba) ufs_renesas_write_phy(hba, 0x4000, 0x0000); ufs_renesas_write_phy(hba, 0x4001, 0x0000); - ufs_renesas_write_phy(hba, 0x10ae, 0x0001); - ufs_renesas_write_phy(hba, 0x10ad, 0x0000); - ufs_renesas_write_phy(hba, 0x10af, 0x0001); - ufs_renesas_write_phy(hba, 0x10b6, 0x0001); - ufs_renesas_write_phy(hba, 0x10ae, 0x0000); - - ufs_renesas_write_phy(hba, 0x10ae, 0x0001); - ufs_renesas_write_phy(hba, 0x10ad, 0x0000); - ufs_renesas_write_phy(hba, 0x10af, 0x0002); - ufs_renesas_write_phy(hba, 0x10b6, 0x0001); - ufs_renesas_write_phy(hba, 0x10ae, 0x0000); - - ufs_renesas_write_phy(hba, 0x10ae, 0x0001); - ufs_renesas_write_phy(hba, 0x10ad, 0x0080); - ufs_renesas_write_phy(hba, 0x10af, 0x0000); - ufs_renesas_write_phy(hba, 0x10b6, 0x0001); - ufs_renesas_write_phy(hba, 0x10ae, 0x0000); - - ufs_renesas_write_phy(hba, 0x10ae, 0x0001); - ufs_renesas_write_phy(hba, 0x10ad, 0x0080); - ufs_renesas_write_phy(hba, 0x10af, 0x001a); - ufs_renesas_write_phy(hba, 0x10b6, 0x0001); - ufs_renesas_write_phy(hba, 0x10ae, 0x0000); + ufs_renesas_write_phy_10ad_10af(hba, 0x0000, 0x0001); + ufs_renesas_write_phy_10ad_10af(hba, 0x0000, 0x0002); + ufs_renesas_write_phy_10ad_10af(hba, 0x0080, 0x0000); + ufs_renesas_write_phy_10ad_10af(hba, 0x0080, 0x001a); ufs_renesas_indirect_write(hba, 7, 0x70, 0x0016); ufs_renesas_indirect_write(hba, 7, 0x71, 0x0016); |