freescale/imx/imx51_ccm.c

262 	u_int freq;
320 		freq = imx51_get_clock(IMX51CLK_PLL1SW);
322 		return freq / (cacrr + 1);
328 			freq = imx51_get_clock(IMX51CLK_PLL2SW);
330 			freq = 0;
335 				freq = imx51_get_clock(IMX51CLK_PLL1SW);
338 				freq = imx51_get_clock(IMX51CLK_PLL3SW);
341 				freq = imx51_get_clock(IMX51CLK_LP_APM);
348 		return freq;
350 		freq = imx51_get_clock(IMX51CLK_MAIN_BUS_CLK_SRC);
352 		return freq / (1 + ((cdcr & CDCR_PERIPH_CLK_DVFS_PODF_MASK) >>
355 		freq = imx51_get_clock(IMX51CLK_MAIN_BUS_CLK);
357 		return freq / (1 + ((cbcdr & CBCDR_AHB_PODF_MASK) >>
360 		freq = imx51_get_clock(IMX51CLK_AHB_CLK_ROOT);
362 		return freq / (1 + ((cbcdr & CBCDR_IPG_PODF_MASK) >>
370 			freq = imx51_get_clock(IMX51CLK_LP_APM);
372 			freq = imx51_get_clock(IMX51CLK_MAIN_BUS_CLK_SRC);
379 		freq /= 1 + ((cbcdr & CBCDR_PERCLK_PRED1_MASK) >>
381 		freq /= 1 + ((cbcdr & CBCDR_PERCLK_PRED2_MASK) >>
383 		freq /= 1 + ((cbcdr & CBCDR_PERCLK_PODF_MASK) >>
385 		return freq;
397 		freq = 0; /* shut up GCC */
402 			freq = imx51_get_clock(IMX51CLK_PLL1SW + sel);
405 			freq = imx51_get_clock(IMX51CLK_LP_APM);
409 		return freq / (1 + ((cscdr1 & CSCDR1_UART_CLK_PRED_MASK) >>
414 		freq = 0;
419 				freq = imx51_get_clock(IMX51CLK_ARM_AXI_A_CLK);
422 				freq = imx51_get_clock(IMX51CLK_ARM_AXI_B_CLK);
425 				freq = imx51_get_clock(
429 				freq = imx51_get_clock(IMX51CLK_AHB_CLK_ROOT);
432 		return freq;
453 	uint64_t freq = 0;
502 	freq = (int64_t)ref * mfi + (int64_t)ref * mfn / (mfd + 1);
503 	freq /= pdf + 1;
506 		freq /= 2;
515 	printf("pll: %d\n", (uint32_t)freq);
518 	ccm_softc->pll_freq[pll_no-1] = freq;
520 	return (freq);