static int samsung_ufs_phy_init(struct phy *phy)
{
struct samsung_ufs_phy *ss_phy = get_samsung_ufs_phy(phy);
- int ret;
ss_phy->lane_cnt = phy->attrs.bus_width;
ss_phy->ufs_phy_state = CFG_PRE_INIT;
+ return 0;
+}
+
+static int samsung_ufs_phy_power_on(struct phy *phy)
+{
+ struct samsung_ufs_phy *ss_phy = get_samsung_ufs_phy(phy);
+ int ret;
+
+ samsung_ufs_phy_ctrl_isol(ss_phy, false);
+
ret = clk_bulk_prepare_enable(ss_phy->drvdata->num_clks, ss_phy->clks);
if (ret) {
dev_err(ss_phy->dev, "failed to enable ufs phy clocks\n");
return ret;
}
- ret = samsung_ufs_phy_calibrate(phy);
- if (ret)
- dev_err(ss_phy->dev, "ufs phy calibration failed\n");
+ if (ss_phy->ufs_phy_state == CFG_PRE_INIT) {
+ ret = samsung_ufs_phy_calibrate(phy);
+ if (ret)
+ dev_err(ss_phy->dev, "ufs phy calibration failed\n");
+ }
return ret;
}
-static int samsung_ufs_phy_power_on(struct phy *phy)
-{
- struct samsung_ufs_phy *ss_phy = get_samsung_ufs_phy(phy);
-
- samsung_ufs_phy_ctrl_isol(ss_phy, false);
- return 0;
-}
-
static int samsung_ufs_phy_power_off(struct phy *phy)
{
struct samsung_ufs_phy *ss_phy = get_samsung_ufs_phy(phy);
+ clk_bulk_disable_unprepare(ss_phy->drvdata->num_clks, ss_phy->clks);
+
samsung_ufs_phy_ctrl_isol(ss_phy, true);
+
return 0;
}
{
struct samsung_ufs_phy *ss_phy = get_samsung_ufs_phy(phy);
- clk_bulk_disable_unprepare(ss_phy->drvdata->num_clks, ss_phy->clks);
+ ss_phy->ufs_phy_state = CFG_TAG_MAX;
return 0;
}