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authorVivek Gautam <vivek.gautam@codeaurora.org>2018-09-04 15:47:17 +0530
committerKishon Vijay Abraham I <kishon@ti.com>2018-09-26 13:09:36 +0530
commit2ba3c43f09c50eb1c0472decdfba71010d8694dc (patch)
tree70751bae3b7d526431e5ea767083c5d0c364cdf9 /drivers/phy
parent99c7c7364b714e1de54a25c3642d991de1675e27 (diff)
downloadlinux-2ba3c43f09c50eb1c0472decdfba71010d8694dc.tar.bz2
phy: qcom-ufs: Remove stale methods that handle ref clk
Remove ufs_qcom_phy_enable/(disable)_dev_ref_clk() that are not being used by any code. Signed-off-by: Vivek Gautam <vivek.gautam@codeaurora.org> Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org> Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Diffstat (limited to 'drivers/phy')
-rw-r--r--drivers/phy/qualcomm/phy-qcom-ufs.c50
1 files changed, 0 insertions, 50 deletions
diff --git a/drivers/phy/qualcomm/phy-qcom-ufs.c b/drivers/phy/qualcomm/phy-qcom-ufs.c
index c5493ea51282..f2979ccad00a 100644
--- a/drivers/phy/qualcomm/phy-qcom-ufs.c
+++ b/drivers/phy/qualcomm/phy-qcom-ufs.c
@@ -431,56 +431,6 @@ static void ufs_qcom_phy_disable_ref_clk(struct ufs_qcom_phy *phy)
}
}
-#define UFS_REF_CLK_EN (1 << 5)
-
-static void ufs_qcom_phy_dev_ref_clk_ctrl(struct phy *generic_phy, bool enable)
-{
- struct ufs_qcom_phy *phy = get_ufs_qcom_phy(generic_phy);
-
- if (phy->dev_ref_clk_ctrl_mmio &&
- (enable ^ phy->is_dev_ref_clk_enabled)) {
- u32 temp = readl_relaxed(phy->dev_ref_clk_ctrl_mmio);
-
- if (enable)
- temp |= UFS_REF_CLK_EN;
- else
- temp &= ~UFS_REF_CLK_EN;
-
- /*
- * If we are here to disable this clock immediately after
- * entering into hibern8, we need to make sure that device
- * ref_clk is active atleast 1us after the hibern8 enter.
- */
- if (!enable)
- udelay(1);
-
- writel_relaxed(temp, phy->dev_ref_clk_ctrl_mmio);
- /* ensure that ref_clk is enabled/disabled before we return */
- wmb();
- /*
- * If we call hibern8 exit after this, we need to make sure that
- * device ref_clk is stable for atleast 1us before the hibern8
- * exit command.
- */
- if (enable)
- udelay(1);
-
- phy->is_dev_ref_clk_enabled = enable;
- }
-}
-
-void ufs_qcom_phy_enable_dev_ref_clk(struct phy *generic_phy)
-{
- ufs_qcom_phy_dev_ref_clk_ctrl(generic_phy, true);
-}
-EXPORT_SYMBOL_GPL(ufs_qcom_phy_enable_dev_ref_clk);
-
-void ufs_qcom_phy_disable_dev_ref_clk(struct phy *generic_phy)
-{
- ufs_qcom_phy_dev_ref_clk_ctrl(generic_phy, false);
-}
-EXPORT_SYMBOL_GPL(ufs_qcom_phy_disable_dev_ref_clk);
-
/* Turn ON M-PHY RMMI interface clocks */
static int ufs_qcom_phy_enable_iface_clk(struct ufs_qcom_phy *phy)
{