BRGPHY_MII_SHADOW_1C
PHY_WRITE(sc, BRGPHY_MII_SHADOW_1C, BRGPHY_SHADOW_1C_CLK_CTRL);
val = PHY_READ(sc, BRGPHY_MII_SHADOW_1C) & BRGPHY_SHADOW_1C_DATA_MASK;
PHY_WRITE(sc, BRGPHY_MII_SHADOW_1C, BRGPHY_SHADOW_1C_WRITE_EN |