tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
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 */
29 if (BCMCPU_IS_6338())
30 mask = CKCTL_6338_ALL_SAFE_EN;
31 else if (BCMCPU_IS_6345())
32 mask = CKCTL_6345_ALL_SAFE_EN;
33 else if (BCMCPU_IS_6348())
34 mask = CKCTL_6348_ALL_SAFE_EN;
35 else if (BCMCPU_IS_6358())
36 mask = CKCTL_6358_ALL_SAFE_EN;
37 else if (BCMCPU_IS_6368())
38 mask = CKCTL_6368_ALL_SAFE_EN;
39 else
40 mask = 0;
41
42 reg = bcm_perf_readl(PERF_CKCTL_REG);
43 reg &= ~mask;
44 bcm_perf_writel(reg, PERF_CKCTL_REG);
45
46 /* register gpiochip */
47 bcm63xx_gpio_init();
48
49 /* do low level board init */
50 board_prom_init();
51}
52
53void __init prom_free_prom_memory(void)
54{
55}