162306a36Sopenharmony_ci// SPDX-License-Identifier: GPL-2.0 262306a36Sopenharmony_ci/***************************************************************************/ 362306a36Sopenharmony_ci 462306a36Sopenharmony_ci/* 562306a36Sopenharmony_ci * m5206.c -- platform support for ColdFire 5206 based boards 662306a36Sopenharmony_ci * 762306a36Sopenharmony_ci * Copyright (C) 1999-2002, Greg Ungerer (gerg@snapgear.com) 862306a36Sopenharmony_ci * Copyright (C) 2000-2001, Lineo Inc. (www.lineo.com) 962306a36Sopenharmony_ci */ 1062306a36Sopenharmony_ci 1162306a36Sopenharmony_ci/***************************************************************************/ 1262306a36Sopenharmony_ci 1362306a36Sopenharmony_ci#include <linux/clkdev.h> 1462306a36Sopenharmony_ci#include <linux/kernel.h> 1562306a36Sopenharmony_ci#include <linux/param.h> 1662306a36Sopenharmony_ci#include <linux/init.h> 1762306a36Sopenharmony_ci#include <linux/io.h> 1862306a36Sopenharmony_ci#include <asm/machdep.h> 1962306a36Sopenharmony_ci#include <asm/coldfire.h> 2062306a36Sopenharmony_ci#include <asm/mcfsim.h> 2162306a36Sopenharmony_ci#include <asm/mcfclk.h> 2262306a36Sopenharmony_ci 2362306a36Sopenharmony_ci/***************************************************************************/ 2462306a36Sopenharmony_ci 2562306a36Sopenharmony_ciDEFINE_CLK(pll, "pll.0", MCF_CLK); 2662306a36Sopenharmony_ciDEFINE_CLK(sys, "sys.0", MCF_BUSCLK); 2762306a36Sopenharmony_ci 2862306a36Sopenharmony_cistatic struct clk_lookup m5206_clk_lookup[] = { 2962306a36Sopenharmony_ci CLKDEV_INIT(NULL, "pll.0", &clk_pll), 3062306a36Sopenharmony_ci CLKDEV_INIT(NULL, "sys.0", &clk_sys), 3162306a36Sopenharmony_ci CLKDEV_INIT("mcftmr.0", NULL, &clk_sys), 3262306a36Sopenharmony_ci CLKDEV_INIT("mcftmr.1", NULL, &clk_sys), 3362306a36Sopenharmony_ci CLKDEV_INIT("mcfuart.0", NULL, &clk_sys), 3462306a36Sopenharmony_ci CLKDEV_INIT("mcfuart.1", NULL, &clk_sys), 3562306a36Sopenharmony_ci CLKDEV_INIT("imx1-i2c.0", NULL, &clk_sys), 3662306a36Sopenharmony_ci}; 3762306a36Sopenharmony_ci 3862306a36Sopenharmony_ci/***************************************************************************/ 3962306a36Sopenharmony_ci 4062306a36Sopenharmony_cistatic void __init m5206_i2c_init(void) 4162306a36Sopenharmony_ci{ 4262306a36Sopenharmony_ci#if IS_ENABLED(CONFIG_I2C_IMX) 4362306a36Sopenharmony_ci writeb(MCFSIM_ICR_AUTOVEC | MCFSIM_ICR_LEVEL5 | MCFSIM_ICR_PRI0, 4462306a36Sopenharmony_ci MCFSIM_I2CICR); 4562306a36Sopenharmony_ci mcf_mapirq2imr(MCF_IRQ_I2C0, MCFINTC_I2C); 4662306a36Sopenharmony_ci#endif /* IS_ENABLED(CONFIG_I2C_IMX) */ 4762306a36Sopenharmony_ci} 4862306a36Sopenharmony_ci 4962306a36Sopenharmony_civoid __init config_BSP(char *commandp, int size) 5062306a36Sopenharmony_ci{ 5162306a36Sopenharmony_ci#if defined(CONFIG_NETtel) 5262306a36Sopenharmony_ci /* Copy command line from FLASH to local buffer... */ 5362306a36Sopenharmony_ci memcpy(commandp, (char *) 0xf0004000, size); 5462306a36Sopenharmony_ci commandp[size-1] = 0; 5562306a36Sopenharmony_ci#endif /* CONFIG_NETtel */ 5662306a36Sopenharmony_ci 5762306a36Sopenharmony_ci mach_sched_init = hw_timer_init; 5862306a36Sopenharmony_ci 5962306a36Sopenharmony_ci /* Only support the external interrupts on their primary level */ 6062306a36Sopenharmony_ci mcf_mapirq2imr(25, MCFINTC_EINT1); 6162306a36Sopenharmony_ci mcf_mapirq2imr(28, MCFINTC_EINT4); 6262306a36Sopenharmony_ci mcf_mapirq2imr(31, MCFINTC_EINT7); 6362306a36Sopenharmony_ci m5206_i2c_init(); 6462306a36Sopenharmony_ci 6562306a36Sopenharmony_ci clkdev_add_table(m5206_clk_lookup, ARRAY_SIZE(m5206_clk_lookup)); 6662306a36Sopenharmony_ci} 6762306a36Sopenharmony_ci 6862306a36Sopenharmony_ci/***************************************************************************/ 69