208 	u32 refclk = priv->ref_clk;  in rk_mipi_phy_enable()  local
209 	u32 remain = refclk;  in rk_mipi_phy_enable()
259 	 * it's equal to ddr_clk= pixclk * 6. 40MHz >= refclk / prediv >= 5MHz  in rk_mipi_phy_enable()
262 	max_prediv = (refclk / (5 * MHz));  in rk_mipi_phy_enable()
263 	min_prediv = ((refclk / (40 * MHz)) ? (refclk / (40 * MHz) + 1) : 1);  in rk_mipi_phy_enable()
269 		debug("%s: Invalid refclk value\n", __func__);  in rk_mipi_phy_enable()
273 	/* Calculate the best refclk and feedback division value for dphy pll */  in rk_mipi_phy_enable()
275 		if ((ddr_clk * i % refclk < remain) &&  in rk_mipi_phy_enable()
276 		    (ddr_clk * i / refclk) < max_fbdiv) {  in rk_mipi_phy_enable()
278 			remain = ddr_clk * i % refclk;  in rk_mipi_phy_enable()
281 	fbdiv = ddr_clk * prediv / refclk;  in rk_mipi_phy_enable()
282 	ddr_clk = refclk * fbdiv / prediv;  in rk_mipi_phy_enable()
285 	debug("%s: DEBUG: refclk=%u, refclk=%llu, fbdiv=%llu, phyclk=%llu\n",  in rk_mipi_phy_enable()
286 	      __func__, refclk, prediv, fbdiv, ddr_clk);  in rk_mipi_phy_enable()