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phy: rockchip-inno-combphy: change pre-emphasis value

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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>
This commit is contained in:
Shawn Lin
2019-03-20 14:53:07 +08:00
committed by Tao Huang
parent 0f2800842e
commit 5b44e6b88e
1 changed files with 2 additions and 2 deletions
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4
drivers/phy/rockchip/phy-rockchip-inno-combphy.c
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@@ -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