1*b2441318SGreg Kroah-Hartman // SPDX-License-Identifier: GPL-2.0 2f86b9e03SGreg Ungerer /***************************************************************************/ 3f86b9e03SGreg Ungerer 4f86b9e03SGreg Ungerer /* 5ece9ae65SGreg Ungerer * m5206.c -- platform support for ColdFire 5206 based boards 6f86b9e03SGreg Ungerer * 7f86b9e03SGreg Ungerer * Copyright (C) 1999-2002, Greg Ungerer (gerg@snapgear.com) 8f86b9e03SGreg Ungerer * Copyright (C) 2000-2001, Lineo Inc. (www.lineo.com) 9f86b9e03SGreg Ungerer */ 10f86b9e03SGreg Ungerer 11f86b9e03SGreg Ungerer /***************************************************************************/ 12f86b9e03SGreg Ungerer 13f86b9e03SGreg Ungerer #include <linux/kernel.h> 14f86b9e03SGreg Ungerer #include <linux/param.h> 15f86b9e03SGreg Ungerer #include <linux/init.h> 16f86b9e03SGreg Ungerer #include <linux/io.h> 17f86b9e03SGreg Ungerer #include <asm/machdep.h> 18f86b9e03SGreg Ungerer #include <asm/coldfire.h> 19f86b9e03SGreg Ungerer #include <asm/mcfsim.h> 20f86b9e03SGreg Ungerer #include <asm/mcfclk.h> 21f86b9e03SGreg Ungerer 22f86b9e03SGreg Ungerer /***************************************************************************/ 23f86b9e03SGreg Ungerer 24f86b9e03SGreg Ungerer DEFINE_CLK(pll, "pll.0", MCF_CLK); 25f86b9e03SGreg Ungerer DEFINE_CLK(sys, "sys.0", MCF_BUSCLK); 26f86b9e03SGreg Ungerer DEFINE_CLK(mcftmr0, "mcftmr.0", MCF_BUSCLK); 27f86b9e03SGreg Ungerer DEFINE_CLK(mcftmr1, "mcftmr.1", MCF_BUSCLK); 28f86b9e03SGreg Ungerer DEFINE_CLK(mcfuart0, "mcfuart.0", MCF_BUSCLK); 29f86b9e03SGreg Ungerer DEFINE_CLK(mcfuart1, "mcfuart.1", MCF_BUSCLK); 302d24b532SSteven King DEFINE_CLK(mcfi2c0, "imx1-i2c.0", MCF_BUSCLK); 31f86b9e03SGreg Ungerer 32f86b9e03SGreg Ungerer struct clk *mcf_clks[] = { 33f86b9e03SGreg Ungerer &clk_pll, 34f86b9e03SGreg Ungerer &clk_sys, 35f86b9e03SGreg Ungerer &clk_mcftmr0, 36f86b9e03SGreg Ungerer &clk_mcftmr1, 37f86b9e03SGreg Ungerer &clk_mcfuart0, 38f86b9e03SGreg Ungerer &clk_mcfuart1, 392d24b532SSteven King &clk_mcfi2c0, 40f86b9e03SGreg Ungerer NULL 41f86b9e03SGreg Ungerer }; 42f86b9e03SGreg Ungerer 43f86b9e03SGreg Ungerer /***************************************************************************/ 44f86b9e03SGreg Ungerer 452d24b532SSteven King static void __init m5206_i2c_init(void) 462d24b532SSteven King { 472d24b532SSteven King #if IS_ENABLED(CONFIG_I2C_IMX) 482d24b532SSteven King writeb(MCFSIM_ICR_AUTOVEC | MCFSIM_ICR_LEVEL5 | MCFSIM_ICR_PRI0, 492d24b532SSteven King MCFSIM_I2CICR); 502d24b532SSteven King mcf_mapirq2imr(MCF_IRQ_I2C0, MCFINTC_I2C); 512d24b532SSteven King #endif /* IS_ENABLED(CONFIG_I2C_IMX) */ 522d24b532SSteven King } 532d24b532SSteven King 54f86b9e03SGreg Ungerer void __init config_BSP(char *commandp, int size) 55f86b9e03SGreg Ungerer { 56f86b9e03SGreg Ungerer #if defined(CONFIG_NETtel) 57f86b9e03SGreg Ungerer /* Copy command line from FLASH to local buffer... */ 58f86b9e03SGreg Ungerer memcpy(commandp, (char *) 0xf0004000, size); 59f86b9e03SGreg Ungerer commandp[size-1] = 0; 60f86b9e03SGreg Ungerer #endif /* CONFIG_NETtel */ 61f86b9e03SGreg Ungerer 62f86b9e03SGreg Ungerer mach_sched_init = hw_timer_init; 63f86b9e03SGreg Ungerer 64f86b9e03SGreg Ungerer /* Only support the external interrupts on their primary level */ 65f86b9e03SGreg Ungerer mcf_mapirq2imr(25, MCFINTC_EINT1); 66f86b9e03SGreg Ungerer mcf_mapirq2imr(28, MCFINTC_EINT4); 67f86b9e03SGreg Ungerer mcf_mapirq2imr(31, MCFINTC_EINT7); 682d24b532SSteven King m5206_i2c_init(); 69f86b9e03SGreg Ungerer } 70f86b9e03SGreg Ungerer 71f86b9e03SGreg Ungerer /***************************************************************************/ 72