1b2441318SGreg Kroah-Hartman // SPDX-License-Identifier: GPL-2.0 2f86b9e03SGreg Ungerer /***************************************************************************/ 3f86b9e03SGreg Ungerer 4f86b9e03SGreg Ungerer /* 5ece9ae65SGreg Ungerer * m5407.c -- platform support for ColdFire 5407 based boards 6f86b9e03SGreg Ungerer * 7f86b9e03SGreg Ungerer * Copyright (C) 1999-2002, Greg Ungerer (gerg@snapgear.com) 8f86b9e03SGreg Ungerer * Copyright (C) 2000, Lineo (www.lineo.com) 9f86b9e03SGreg Ungerer */ 10f86b9e03SGreg Ungerer 11f86b9e03SGreg Ungerer /***************************************************************************/ 12f86b9e03SGreg Ungerer 13*63aadb77SArnd Bergmann #include <linux/clkdev.h> 14f86b9e03SGreg Ungerer #include <linux/kernel.h> 15f86b9e03SGreg Ungerer #include <linux/param.h> 16f86b9e03SGreg Ungerer #include <linux/init.h> 17f86b9e03SGreg Ungerer #include <linux/io.h> 18f86b9e03SGreg Ungerer #include <asm/machdep.h> 19f86b9e03SGreg Ungerer #include <asm/coldfire.h> 20f86b9e03SGreg Ungerer #include <asm/mcfsim.h> 21f86b9e03SGreg Ungerer #include <asm/mcfclk.h> 22f86b9e03SGreg Ungerer 23f86b9e03SGreg Ungerer /***************************************************************************/ 24f86b9e03SGreg Ungerer 25f86b9e03SGreg Ungerer DEFINE_CLK(pll, "pll.0", MCF_CLK); 26f86b9e03SGreg Ungerer DEFINE_CLK(sys, "sys.0", MCF_BUSCLK); 27f86b9e03SGreg Ungerer 28*63aadb77SArnd Bergmann static struct clk_lookup m5407_clk_lookup[] = { 29*63aadb77SArnd Bergmann CLKDEV_INIT(NULL, "pll.0", &clk_pll), 30*63aadb77SArnd Bergmann CLKDEV_INIT(NULL, "sys.0", &clk_sys), 31*63aadb77SArnd Bergmann CLKDEV_INIT("mcftmr.0", NULL, &clk_sys), 32*63aadb77SArnd Bergmann CLKDEV_INIT("mcftmr.1", NULL, &clk_sys), 33*63aadb77SArnd Bergmann CLKDEV_INIT("mcfuart.0", NULL, &clk_sys), 34*63aadb77SArnd Bergmann CLKDEV_INIT("mcfuart.1", NULL, &clk_sys), 35*63aadb77SArnd Bergmann CLKDEV_INIT("imx1-i2c.0", NULL, &clk_sys), 36f86b9e03SGreg Ungerer }; 37f86b9e03SGreg Ungerer 38f86b9e03SGreg Ungerer /***************************************************************************/ 39f86b9e03SGreg Ungerer 402d24b532SSteven King static void __init m5407_i2c_init(void) 412d24b532SSteven King { 422d24b532SSteven King #if IS_ENABLED(CONFIG_I2C_IMX) 432d24b532SSteven King writeb(MCFSIM_ICR_AUTOVEC | MCFSIM_ICR_LEVEL5 | MCFSIM_ICR_PRI0, 442d24b532SSteven King MCFSIM_I2CICR); 452d24b532SSteven King mcf_mapirq2imr(MCF_IRQ_I2C0, MCFINTC_I2C); 462d24b532SSteven King #endif /* IS_ENABLED(CONFIG_I2C_IMX) */ 472d24b532SSteven King } 482d24b532SSteven King 492d24b532SSteven King /***************************************************************************/ 502d24b532SSteven King 51f86b9e03SGreg Ungerer void __init config_BSP(char *commandp, int size) 52f86b9e03SGreg Ungerer { 53f86b9e03SGreg Ungerer mach_sched_init = hw_timer_init; 54f86b9e03SGreg Ungerer 55f86b9e03SGreg Ungerer /* Only support the external interrupts on their primary level */ 56f86b9e03SGreg Ungerer mcf_mapirq2imr(25, MCFINTC_EINT1); 57f86b9e03SGreg Ungerer mcf_mapirq2imr(27, MCFINTC_EINT3); 58f86b9e03SGreg Ungerer mcf_mapirq2imr(29, MCFINTC_EINT5); 59f86b9e03SGreg Ungerer mcf_mapirq2imr(31, MCFINTC_EINT7); 602d24b532SSteven King m5407_i2c_init(); 61*63aadb77SArnd Bergmann 62*63aadb77SArnd Bergmann clkdev_add_table(m5407_clk_lookup, ARRAY_SIZE(m5407_clk_lookup)); 63f86b9e03SGreg Ungerer } 64f86b9e03SGreg Ungerer 65f86b9e03SGreg Ungerer /***************************************************************************/ 66