Merge git://git.kernel.org/pub/scm/linux/kernel/git/steve/gfs2-3.0-nmw
[deliverable/linux.git] / arch / mips / bcm63xx / prom.c
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1/*
2 * This file is subject to the terms and conditions of the GNU General Public
3 * License. See the file "COPYING" in the main directory of this archive
4 * for more details.
5 *
6 * Copyright (C) 2008 Maxime Bizon <mbizon@freebox.fr>
7 */
8
9#include <linux/init.h>
10#include <linux/bootmem.h>
11#include <asm/bootinfo.h>
12#include <bcm63xx_board.h>
13#include <bcm63xx_cpu.h>
14#include <bcm63xx_io.h>
15#include <bcm63xx_regs.h>
16#include <bcm63xx_gpio.h>
17
18void __init prom_init(void)
19{
20 u32 reg, mask;
21
22 bcm63xx_cpu_init();
23
24 /* stop any running watchdog */
25 bcm_wdt_writel(WDT_STOP_1, WDT_CTL_REG);
26 bcm_wdt_writel(WDT_STOP_2, WDT_CTL_REG);
27
28 /* disable all hardware blocks clock for now */
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29 if (BCMCPU_IS_6328())
30 mask = CKCTL_6328_ALL_SAFE_EN;
31 else if (BCMCPU_IS_6338())
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32 mask = CKCTL_6338_ALL_SAFE_EN;
33 else if (BCMCPU_IS_6345())
34 mask = CKCTL_6345_ALL_SAFE_EN;
35 else if (BCMCPU_IS_6348())
36 mask = CKCTL_6348_ALL_SAFE_EN;
04712f3f 37 else if (BCMCPU_IS_6358())
e7300d04 38 mask = CKCTL_6358_ALL_SAFE_EN;
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39 else if (BCMCPU_IS_6368())
40 mask = CKCTL_6368_ALL_SAFE_EN;
41 else
42 mask = 0;
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43
44 reg = bcm_perf_readl(PERF_CKCTL_REG);
45 reg &= ~mask;
46 bcm_perf_writel(reg, PERF_CKCTL_REG);
47
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48 /* register gpiochip */
49 bcm63xx_gpio_init();
50
51 /* do low level board init */
52 board_prom_init();
53}
54
55void __init prom_free_prom_memory(void)
56{
57}
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