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authorShawn Lin <shawn.lin@rock-chips.com>2019-03-20 14:53:07 +0800
committerTao Huang <huangtao@rock-chips.com>2019-03-20 18:52:01 +0800
commit5b44e6b88e71a7dc620fdb6834c973f8db77fe6f (patch)
treeab4557fdcc9e51bf266d55b79c43ef81dd397974
parent0f2800842e71bee4999377d3010ed296ac3c1fd4 (diff)
phy: rockchip-inno-combphy: change pre-emphasis value
New Inno combphy improve its pre-emphasis settings, so we need to use new recommended value instead. Change-Id: I5b4b2e8819c4b44d908156bb8ad99bd8c62c8bdf Signed-off-by: Shawn Lin <shawn.lin@rock-chips.com>
-rw-r--r--drivers/phy/rockchip/phy-rockchip-inno-combphy.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/phy/rockchip/phy-rockchip-inno-combphy.c b/drivers/phy/rockchip/phy-rockchip-inno-combphy.c
index 1832950ffdbb..29a166d3a4da 100644
--- a/drivers/phy/rockchip/phy-rockchip-inno-combphy.c
+++ b/drivers/phy/rockchip/phy-rockchip-inno-combphy.c
@@ -807,8 +807,8 @@ static int rk1808_combphy_cfg(struct rockchip_combphy_priv *priv)
writel(0xbc, priv->mmio + 0x45d4);
/* Boost pre-emphasis */
- writel(0x8b, priv->mmio + 0x21b8);
- writel(0x8b, priv->mmio + 0x31b8);
+ writel(0xaa, priv->mmio + 0x21b8);
+ writel(0xaa, priv->mmio + 0x31b8);
} else if (priv->phy_type == PHY_TYPE_USB3) {
/*
* Disable PHY Lane 1 which isn't needed