Russell King | 3a08322 | 2011-11-05 17:38:32 +0000 | [diff] [blame] | 1 | /* |
| 2 | * linux/arch/arm/mach-clps711x/core.c |
| 3 | * |
| 4 | * Core support for the CLPS711x-based machines. |
| 5 | * |
| 6 | * Copyright (C) 2001,2011 Deep Blue Solutions Ltd |
| 7 | * |
| 8 | * This program is free software; you can redistribute it and/or modify |
| 9 | * it under the terms of the GNU General Public License as published by |
| 10 | * the Free Software Foundation; either version 2 of the License, or |
| 11 | * (at your option) any later version. |
| 12 | * |
| 13 | * This program is distributed in the hope that it will be useful, |
| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 16 | * GNU General Public License for more details. |
| 17 | * |
| 18 | * You should have received a copy of the GNU General Public License |
| 19 | * along with this program; if not, write to the Free Software |
| 20 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 21 | */ |
Alexander Shiyan | fff74a9 | 2014-08-19 16:31:13 +0400 | [diff] [blame] | 22 | |
Russell King | 3a08322 | 2011-11-05 17:38:32 +0000 | [diff] [blame] | 23 | #include <linux/init.h> |
Alexander Shiyan | 4a8355c | 2012-10-10 19:45:27 +0400 | [diff] [blame] | 24 | #include <linux/sizes.h> |
Russell King | 3a08322 | 2011-11-05 17:38:32 +0000 | [diff] [blame] | 25 | |
Russell King | 3a08322 | 2011-11-05 17:38:32 +0000 | [diff] [blame] | 26 | #include <asm/mach/map.h> |
David Howells | 9f97da7 | 2012-03-28 18:30:01 +0100 | [diff] [blame] | 27 | #include <asm/system_misc.h> |
Russell King | 3a08322 | 2011-11-05 17:38:32 +0000 | [diff] [blame] | 28 | |
Alexander Shiyan | 61ae48c | 2012-08-21 20:59:35 +0400 | [diff] [blame] | 29 | #include <mach/hardware.h> |
| 30 | |
Alexander Shiyan | 6c41a99 | 2014-02-02 12:09:01 +0400 | [diff] [blame] | 31 | #include "common.h" |
| 32 | |
Russell King | 3a08322 | 2011-11-05 17:38:32 +0000 | [diff] [blame] | 33 | /* |
| 34 | * This maps the generic CLPS711x registers |
| 35 | */ |
| 36 | static struct map_desc clps711x_io_desc[] __initdata = { |
| 37 | { |
Alexander Shiyan | 304b2c6 | 2012-05-06 09:21:57 +0400 | [diff] [blame] | 38 | .virtual = (unsigned long)CLPS711X_VIRT_BASE, |
| 39 | .pfn = __phys_to_pfn(CLPS711X_PHYS_BASE), |
Alexander Shiyan | 6cb1b14 | 2012-10-10 19:45:31 +0400 | [diff] [blame] | 40 | .length = SZ_64K, |
Russell King | 3a08322 | 2011-11-05 17:38:32 +0000 | [diff] [blame] | 41 | .type = MT_DEVICE |
| 42 | } |
| 43 | }; |
| 44 | |
| 45 | void __init clps711x_map_io(void) |
| 46 | { |
| 47 | iotable_init(clps711x_io_desc, ARRAY_SIZE(clps711x_io_desc)); |
| 48 | } |
| 49 | |
Russell King | 3a08322 | 2011-11-05 17:38:32 +0000 | [diff] [blame] | 50 | void __init clps711x_init_irq(void) |
| 51 | { |
Alexander Shiyan | 6c41a99 | 2014-02-02 12:09:01 +0400 | [diff] [blame] | 52 | clps711x_intc_init(CLPS711X_PHYS_BASE, SZ_16K); |
Alexander Shiyan | 99f04c8 | 2012-11-17 17:57:14 +0400 | [diff] [blame] | 53 | } |
| 54 | |
Stephen Warren | 6bb27d7 | 2012-11-08 12:40:59 -0700 | [diff] [blame] | 55 | void __init clps711x_timer_init(void) |
Russell King | 3a08322 | 2011-11-05 17:38:32 +0000 | [diff] [blame] | 56 | { |
Alexander Shiyan | fff74a9 | 2014-08-19 16:31:13 +0400 | [diff] [blame] | 57 | clps711x_clk_init(CLPS711X_VIRT_BASE); |
| 58 | clps711x_clksrc_init(CLPS711X_VIRT_BASE + TC1D, |
| 59 | CLPS711X_VIRT_BASE + TC2D, IRQ_TC2OI); |
Russell King | 3a08322 | 2011-11-05 17:38:32 +0000 | [diff] [blame] | 60 | } |
| 61 | |
Robin Holt | 7b6d864 | 2013-07-08 16:01:40 -0700 | [diff] [blame] | 62 | void clps711x_restart(enum reboot_mode mode, const char *cmd) |
Russell King | 6c00071 | 2011-11-05 17:41:52 +0000 | [diff] [blame] | 63 | { |
| 64 | soft_restart(0); |
| 65 | } |