/* * * (C) Copyright 2000-2003 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. * * Copyright (C) 2004-2007, 2012 Freescale Semiconductor, Inc. * TsiChung Liew (Tsi-Chung.Liew@freescale.com) * * SPDX-License-Identifier: GPL-2.0+ */ #include #include #include #include DECLARE_GLOBAL_DATA_PTR; /* * get_clocks() fills in gd->cpu_clock and gd->bus_clk */ int get_clocks(void) { pll_t *pll = (pll_t *)(MMAP_PLL); out_be32(&pll->syncr, PLL_SYNCR_MFD(1)); while (!(in_be32(&pll->synsr) & PLL_SYNSR_LOCK)) ; gd->bus_clk = CONFIG_SYS_CLK; gd->cpu_clk = (gd->bus_clk * 2); #ifdef CONFIG_SYS_I2C_FSL gd->arch.i2c1_clk = gd->bus_clk; #endif return (0); }