Lines Matching refs:prescaler
813 int prescaler;
839 /* The prescaler is 5 for PERCLK2 equal to 96MHz
843 prescaler=(clk+(CLK_RATE*7)/8)/CLK_RATE;
844 switch(prescaler) {
846 case 1: prescaler = 0;
848 case 2: prescaler = 1;
850 case 3: prescaler = 2;
852 case 4: prescaler = 4;
855 case 5: prescaler = 5;
859 dev_dbg(mmc_dev(host->mmc), "PERCLK2 %d MHz -> prescaler %d\n",
860 clk, prescaler);
872 MMC_CLK_RATE = (prescaler<<3) | clk;