phy: amlogic: phy-meson-g12a-mipi-dphy-analog: fix CNTL2_DIF_TX_CTL0 value

Use the same CNTL2_DIF_TX_CTL0 value used by the vendor, it was reported
fixing timings issues.

Fixes: 2a56dc6 ("phy: amlogic: Add G12A Analog MIPI D-PHY driver")
Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
Link: https://lore.kernel.org/r/20230512-amlogic-v6-4-upstream-dsi-ccf-vim3-v4-10-2592c29ea263@linaro.org
Signed-off-by: Vinod Koul <vkoul@kernel.org>

Author: superna9999

drivers/phy/amlogic/phy-meson-g12a-mipi-dphy-analog.c

@@ -70,7 +70,7 @@ static int phy_g12a_mipi_dphy_analog_power_on(struct phy *phy)
 		     HHI_MIPI_CNTL1_BANDGAP);
 
 	regmap_write(priv->regmap, HHI_MIPI_CNTL2,
-		     FIELD_PREP(HHI_MIPI_CNTL2_DIF_TX_CTL0, 0x459) |
+		     FIELD_PREP(HHI_MIPI_CNTL2_DIF_TX_CTL0, 0x45a) |
 		     FIELD_PREP(HHI_MIPI_CNTL2_DIF_TX_CTL1, 0x2680));
 
 	reg = DSI_LANE_CLK;