Paul Walmsley | aa218da | 2010-10-08 11:40:19 -0600 | [diff] [blame] | 1 | /* |
| 2 | * linux/arch/arm/mach-omap2/common.c |
| 3 | * |
| 4 | * Code common to all OMAP2+ machines. |
| 5 | * |
| 6 | * Copyright (C) 2009 Texas Instruments |
| 7 | * Copyright (C) 2010 Nokia Corporation |
| 8 | * Tony Lindgren <tony@atomide.com> |
| 9 | * Added OMAP4 support - Santosh Shilimkar <santosh.shilimkar@ti.com> |
| 10 | * |
| 11 | * This program is free software; you can redistribute it and/or modify |
| 12 | * it under the terms of the GNU General Public License version 2 as |
| 13 | * published by the Free Software Foundation. |
| 14 | */ |
| 15 | #include <linux/kernel.h> |
| 16 | #include <linux/init.h> |
| 17 | #include <linux/clk.h> |
| 18 | #include <linux/io.h> |
| 19 | |
| 20 | #include <plat/common.h> |
| 21 | #include <plat/board.h> |
Paul Walmsley | aa218da | 2010-10-08 11:40:19 -0600 | [diff] [blame] | 22 | #include <plat/mux.h> |
| 23 | |
| 24 | #include <plat/clock.h> |
| 25 | |
| 26 | #include "sdrc.h" |
Paul Walmsley | 4814ced | 2010-10-08 11:40:20 -0600 | [diff] [blame] | 27 | #include "control.h" |
Paul Walmsley | aa218da | 2010-10-08 11:40:19 -0600 | [diff] [blame] | 28 | |
| 29 | /* Global address base setup code */ |
| 30 | |
| 31 | #if defined(CONFIG_ARCH_OMAP2) || defined(CONFIG_ARCH_OMAP3) |
| 32 | |
| 33 | static void __init __omap2_set_globals(struct omap_globals *omap2_globals) |
| 34 | { |
| 35 | omap2_set_globals_tap(omap2_globals); |
| 36 | omap2_set_globals_sdrc(omap2_globals); |
| 37 | omap2_set_globals_control(omap2_globals); |
| 38 | omap2_set_globals_prcm(omap2_globals); |
| 39 | } |
| 40 | |
| 41 | #endif |
| 42 | |
Tony Lindgren | 59b479e | 2011-01-27 16:39:40 -0800 | [diff] [blame] | 43 | #if defined(CONFIG_SOC_OMAP2420) |
Paul Walmsley | aa218da | 2010-10-08 11:40:19 -0600 | [diff] [blame] | 44 | |
| 45 | static struct omap_globals omap242x_globals = { |
| 46 | .class = OMAP242X_CLASS, |
| 47 | .tap = OMAP2_L4_IO_ADDRESS(0x48014000), |
| 48 | .sdrc = OMAP2420_SDRC_BASE, |
| 49 | .sms = OMAP2420_SMS_BASE, |
| 50 | .ctrl = OMAP242X_CTRL_BASE, |
| 51 | .prm = OMAP2420_PRM_BASE, |
| 52 | .cm = OMAP2420_CM_BASE, |
Paul Walmsley | aa218da | 2010-10-08 11:40:19 -0600 | [diff] [blame] | 53 | }; |
| 54 | |
| 55 | void __init omap2_set_globals_242x(void) |
| 56 | { |
| 57 | __omap2_set_globals(&omap242x_globals); |
| 58 | } |
| 59 | #endif |
| 60 | |
Tony Lindgren | 59b479e | 2011-01-27 16:39:40 -0800 | [diff] [blame] | 61 | #if defined(CONFIG_SOC_OMAP2430) |
Paul Walmsley | aa218da | 2010-10-08 11:40:19 -0600 | [diff] [blame] | 62 | |
| 63 | static struct omap_globals omap243x_globals = { |
| 64 | .class = OMAP243X_CLASS, |
| 65 | .tap = OMAP2_L4_IO_ADDRESS(0x4900a000), |
| 66 | .sdrc = OMAP243X_SDRC_BASE, |
| 67 | .sms = OMAP243X_SMS_BASE, |
| 68 | .ctrl = OMAP243X_CTRL_BASE, |
| 69 | .prm = OMAP2430_PRM_BASE, |
| 70 | .cm = OMAP2430_CM_BASE, |
Paul Walmsley | aa218da | 2010-10-08 11:40:19 -0600 | [diff] [blame] | 71 | }; |
| 72 | |
| 73 | void __init omap2_set_globals_243x(void) |
| 74 | { |
| 75 | __omap2_set_globals(&omap243x_globals); |
| 76 | } |
| 77 | #endif |
| 78 | |
| 79 | #if defined(CONFIG_ARCH_OMAP3) |
| 80 | |
| 81 | static struct omap_globals omap3_globals = { |
| 82 | .class = OMAP343X_CLASS, |
| 83 | .tap = OMAP2_L4_IO_ADDRESS(0x4830A000), |
| 84 | .sdrc = OMAP343X_SDRC_BASE, |
| 85 | .sms = OMAP343X_SMS_BASE, |
| 86 | .ctrl = OMAP343X_CTRL_BASE, |
| 87 | .prm = OMAP3430_PRM_BASE, |
| 88 | .cm = OMAP3430_CM_BASE, |
Paul Walmsley | aa218da | 2010-10-08 11:40:19 -0600 | [diff] [blame] | 89 | }; |
| 90 | |
| 91 | void __init omap2_set_globals_3xxx(void) |
| 92 | { |
| 93 | __omap2_set_globals(&omap3_globals); |
| 94 | } |
| 95 | |
| 96 | void __init omap3_map_io(void) |
| 97 | { |
| 98 | omap2_set_globals_3xxx(); |
| 99 | omap34xx_map_common_io(); |
| 100 | } |
Hemant Pedanekar | 0100171 | 2011-02-16 08:31:39 -0800 | [diff] [blame] | 101 | |
| 102 | /* |
| 103 | * Adjust TAP register base such that omap3_check_revision accesses the correct |
| 104 | * TI816X register for checking device ID (it adds 0x204 to tap base while |
| 105 | * TI816X DEVICE ID register is at offset 0x600 from control base). |
| 106 | */ |
| 107 | #define TI816X_TAP_BASE (TI816X_CTRL_BASE + \ |
| 108 | TI816X_CONTROL_DEVICE_ID - 0x204) |
| 109 | |
| 110 | static struct omap_globals ti816x_globals = { |
| 111 | .class = OMAP343X_CLASS, |
| 112 | .tap = OMAP2_L4_IO_ADDRESS(TI816X_TAP_BASE), |
| 113 | .ctrl = TI816X_CTRL_BASE, |
| 114 | .prm = TI816X_PRCM_BASE, |
| 115 | .cm = TI816X_PRCM_BASE, |
| 116 | }; |
| 117 | |
| 118 | void __init omap2_set_globals_ti816x(void) |
| 119 | { |
| 120 | __omap2_set_globals(&ti816x_globals); |
| 121 | } |
Paul Walmsley | aa218da | 2010-10-08 11:40:19 -0600 | [diff] [blame] | 122 | #endif |
| 123 | |
| 124 | #if defined(CONFIG_ARCH_OMAP4) |
| 125 | static struct omap_globals omap4_globals = { |
| 126 | .class = OMAP443X_CLASS, |
| 127 | .tap = OMAP2_L4_IO_ADDRESS(OMAP443X_SCM_BASE), |
| 128 | .ctrl = OMAP443X_SCM_BASE, |
| 129 | .ctrl_pad = OMAP443X_CTRL_BASE, |
| 130 | .prm = OMAP4430_PRM_BASE, |
| 131 | .cm = OMAP4430_CM_BASE, |
| 132 | .cm2 = OMAP4430_CM2_BASE, |
Paul Walmsley | aa218da | 2010-10-08 11:40:19 -0600 | [diff] [blame] | 133 | }; |
| 134 | |
| 135 | void __init omap2_set_globals_443x(void) |
| 136 | { |
| 137 | omap2_set_globals_tap(&omap4_globals); |
| 138 | omap2_set_globals_control(&omap4_globals); |
| 139 | omap2_set_globals_prcm(&omap4_globals); |
| 140 | } |
| 141 | #endif |
| 142 | |