/* * linux/arch/arm/mach-omap2/common.c * * Code common to all OMAP2+ machines. * * Copyright (C) 2009 Texas Instruments * Copyright (C) 2010 Nokia Corporation * Tony Lindgren <tony@atomide.com> * Added OMAP4 support - Santosh Shilimkar <santosh.shilimkar@ti.com> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ #include <linux/kernel.h> #include <linux/init.h> #include <linux/clk.h> #include <linux/io.h> #include <plat/common.h> #include <plat/board.h> #include <plat/mux.h> #include <plat/clock.h> #include "sdrc.h" #include "control.h" /* Global address base setup code */ #if defined(CONFIG_ARCH_OMAP2) || defined(CONFIG_ARCH_OMAP3) static void __init __omap2_set_globals(struct omap_globals *omap2_globals) { omap2_set_globals_tap(omap2_globals); omap2_set_globals_sdrc(omap2_globals); omap2_set_globals_control(omap2_globals); omap2_set_globals_prcm(omap2_globals); } #endif #if defined(CONFIG_SOC_OMAP2420) static struct omap_globals omap242x_globals = { .class = OMAP242X_CLASS, .tap = OMAP2_L4_IO_ADDRESS(0x48014000), .sdrc = OMAP2420_SDRC_BASE, .sms = OMAP2420_SMS_BASE, .ctrl = OMAP242X_CTRL_BASE, .prm = OMAP2420_PRM_BASE, .cm = OMAP2420_CM_BASE, }; void __init omap2_set_globals_242x(void) { __omap2_set_globals(&omap242x_globals); } #endif #if defined(CONFIG_SOC_OMAP2430) static struct omap_globals omap243x_globals = { .class = OMAP243X_CLASS, .tap = OMAP2_L4_IO_ADDRESS(0x4900a000), .sdrc = OMAP243X_SDRC_BASE, .sms = OMAP243X_SMS_BASE, .ctrl = OMAP243X_CTRL_BASE, .prm = OMAP2430_PRM_BASE, .cm = OMAP2430_CM_BASE, }; void __init omap2_set_globals_243x(void) { __omap2_set_globals(&omap243x_globals); } #endif #if defined(CONFIG_ARCH_OMAP3) static struct omap_globals omap3_globals = { .class = OMAP343X_CLASS, .tap = OMAP2_L4_IO_ADDRESS(0x4830A000), .sdrc = OMAP343X_SDRC_BASE, .sms = OMAP343X_SMS_BASE, .ctrl = OMAP343X_CTRL_BASE, .prm = OMAP3430_PRM_BASE, .cm = OMAP3430_CM_BASE, }; void __init omap2_set_globals_3xxx(void) { __omap2_set_globals(&omap3_globals); } void __init omap3_map_io(void) { omap2_set_globals_3xxx(); omap34xx_map_common_io(); } /* * Adjust TAP register base such that omap3_check_revision accesses the correct * TI816X register for checking device ID (it adds 0x204 to tap base while * TI816X DEVICE ID register is at offset 0x600 from control base). */ #define TI816X_TAP_BASE (TI816X_CTRL_BASE + \ TI816X_CONTROL_DEVICE_ID - 0x204) static struct omap_globals ti816x_globals = { .class = OMAP343X_CLASS, .tap = OMAP2_L4_IO_ADDRESS(TI816X_TAP_BASE), .ctrl = TI816X_CTRL_BASE, .prm = TI816X_PRCM_BASE, .cm = TI816X_PRCM_BASE, }; void __init omap2_set_globals_ti816x(void) { __omap2_set_globals(&ti816x_globals); } #endif #if defined(CONFIG_ARCH_OMAP4) static struct omap_globals omap4_globals = { .class = OMAP443X_CLASS, .tap = OMAP2_L4_IO_ADDRESS(OMAP443X_SCM_BASE), .ctrl = OMAP443X_SCM_BASE, .ctrl_pad = OMAP443X_CTRL_BASE, .prm = OMAP4430_PRM_BASE, .cm = OMAP4430_CM_BASE, .cm2 = OMAP4430_CM2_BASE, }; void __init omap2_set_globals_443x(void) { omap2_set_globals_tap(&omap4_globals); omap2_set_globals_control(&omap4_globals); omap2_set_globals_prcm(&omap4_globals); } #endif