diff options
Diffstat (limited to 'drivers/phy/rockchip')
| -rw-r--r-- | drivers/phy/rockchip/phy-rockchip-inno-hdmi.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/phy/rockchip/phy-rockchip-inno-hdmi.c b/drivers/phy/rockchip/phy-rockchip-inno-hdmi.c index fe7fa9a43ec0..a1fb39af6493 100644 --- a/drivers/phy/rockchip/phy-rockchip-inno-hdmi.c +++ b/drivers/phy/rockchip/phy-rockchip-inno-hdmi.c @@ -245,6 +245,7 @@ struct inno_hdmi_phy { struct clk_hw hw; struct clk *phyclk; unsigned long pixclock; + unsigned long tmdsclock; }; struct pre_pll_config { @@ -485,6 +486,8 @@ static int inno_hdmi_phy_power_on(struct phy *phy) dev_dbg(inno->dev, "Inno HDMI PHY Power On\n"); + inno->plat_data->clk_ops->set_rate(&inno->hw, inno->pixclock, 24000000); + ret = clk_prepare_enable(inno->phyclk); if (ret) return ret; @@ -509,6 +512,8 @@ static int inno_hdmi_phy_power_off(struct phy *phy) clk_disable_unprepare(inno->phyclk); + inno->tmdsclock = 0; + dev_dbg(inno->dev, "Inno HDMI PHY Power Off\n"); return 0; @@ -628,6 +633,9 @@ static int inno_hdmi_phy_rk3228_clk_set_rate(struct clk_hw *hw, dev_dbg(inno->dev, "%s rate %lu tmdsclk %lu\n", __func__, rate, tmdsclock); + if (inno->pixclock == rate && inno->tmdsclock == tmdsclock) + return 0; + cfg = inno_hdmi_phy_get_pre_pll_cfg(inno, rate); if (IS_ERR(cfg)) return PTR_ERR(cfg); @@ -670,6 +678,7 @@ static int inno_hdmi_phy_rk3228_clk_set_rate(struct clk_hw *hw, } inno->pixclock = rate; + inno->tmdsclock = tmdsclock; return 0; } @@ -781,6 +790,9 @@ static int inno_hdmi_phy_rk3328_clk_set_rate(struct clk_hw *hw, dev_dbg(inno->dev, "%s rate %lu tmdsclk %lu\n", __func__, rate, tmdsclock); + if (inno->pixclock == rate && inno->tmdsclock == tmdsclock) + return 0; + cfg = inno_hdmi_phy_get_pre_pll_cfg(inno, rate); if (IS_ERR(cfg)) return PTR_ERR(cfg); @@ -820,6 +832,7 @@ static int inno_hdmi_phy_rk3328_clk_set_rate(struct clk_hw *hw, } inno->pixclock = rate; + inno->tmdsclock = tmdsclock; return 0; } |