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-rw-r--r--sys/mips/mediatek/mtk_usb_phy.c12
1 files changed, 11 insertions, 1 deletions
diff --git a/sys/mips/mediatek/mtk_usb_phy.c b/sys/mips/mediatek/mtk_usb_phy.c
index da2acf0..d400720 100644
--- a/sys/mips/mediatek/mtk_usb_phy.c
+++ b/sys/mips/mediatek/mtk_usb_phy.c
@@ -206,6 +206,11 @@ mtk_usb_phy_detach(device_t dev)
return (0);
}
+/*
+ * Things currently seem to work a lot better without slew rate calibration
+ * both on MT7621 and MT7688, so we leave it out for now.
+ */
+#ifdef notyet
static void
mtk_usb_phy_slew_rate_calibration(struct mtk_usb_phy_softc *sc)
{
@@ -250,10 +255,12 @@ mtk_usb_phy_slew_rate_calibration(struct mtk_usb_phy_softc *sc)
USB_PHY_BARRIER(sc);
}
}
+#endif
static void
mtk_usb_phy_mt7621_init(device_t dev)
{
+#ifdef notyet
struct mtk_usb_phy_softc *sc = device_get_softc(dev);
/* Slew rate calibration only, but for 2 ports */
@@ -261,6 +268,7 @@ mtk_usb_phy_mt7621_init(device_t dev)
sc->u2_base = MT7621_U2_BASE_P1;
mtk_usb_phy_slew_rate_calibration(sc);
+#endif
}
static void
@@ -286,8 +294,10 @@ mtk_usb_phy_mt7628_init(device_t dev)
USB_PHY_WRITE_U2(sc, U2_PHY_DTM0, 0x02000000);
USB_PHY_BARRIER(sc);
+#ifdef notyet
/* Slew rate calibration */
- //mtk_usb_phy_slew_rate_calibration(sc);
+ mtk_usb_phy_slew_rate_calibration(sc);
+#endif
}
static device_method_t mtk_usb_phy_methods[] = {
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