[deliverable/linux.git] / arch / sh / cchips / voyagergx / setup.c

/*
 * arch/sh/cchips/voyagergx/setup.c
 *
 * Setup routines for VoyagerGX cchip.
 *
 * Copyright (C) 2003 Lineo uSolutions, Inc.
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by the
 * Free Software Foundation; either version 2 of the License, or (at your
 * option) any later version.
 */
#include <linux/init.h>
#include <linux/module.h>
#include <asm/io.h>
#include <asm/voyagergx.h>

static int __init setup_voyagergx(void)
{
	unsigned long val;

	val = readl((void __iomem *)DRAM_CTRL);
	val |= (DRAM_CTRL_CPU_COLUMN_SIZE_256	|
		DRAM_CTRL_CPU_ACTIVE_PRECHARGE	|
		DRAM_CTRL_CPU_RESET		|
		DRAM_CTRL_REFRESH_COMMAND	|
		DRAM_CTRL_BLOCK_WRITE_TIME	|
		DRAM_CTRL_BLOCK_WRITE_PRECHARGE	|
		DRAM_CTRL_ACTIVE_PRECHARGE	|
		DRAM_CTRL_RESET			|
		DRAM_CTRL_REMAIN_ACTIVE);
	writel(val, (void __iomem *)DRAM_CTRL);

	return 0;
}

module_init(setup_voyagergx);
Commit	Line	Data
1da177e4 LT	1	/*
	2	* arch/sh/cchips/voyagergx/setup.c
	3	*
	4	* Setup routines for VoyagerGX cchip.
	5	*
	6	* Copyright (C) 2003 Lineo uSolutions, Inc.
	7	*
	8	* This program is free software; you can redistribute it and/or modify it
	9	* under the terms of the GNU General Public License as published by the
	10	* Free Software Foundation; either version 2 of the License, or (at your
	11	* option) any later version.
	12	*/
	13	#include <linux/init.h>
	14	#include <linux/module.h>
	15	#include <asm/io.h>
adf1890b	16	#include <asm/voyagergx.h>
1da177e4 LT	17
	18	static int __init setup_voyagergx(void)
	19	{
	20	unsigned long val;
	21
9c57548f	22	val = readl((void __iomem *)DRAM_CTRL);
1da177e4 LT	23	val \|= (DRAM_CTRL_CPU_COLUMN_SIZE_256 \|
	24	DRAM_CTRL_CPU_ACTIVE_PRECHARGE \|
	25	DRAM_CTRL_CPU_RESET \|
	26	DRAM_CTRL_REFRESH_COMMAND \|
	27	DRAM_CTRL_BLOCK_WRITE_TIME \|
	28	DRAM_CTRL_BLOCK_WRITE_PRECHARGE \|
	29	DRAM_CTRL_ACTIVE_PRECHARGE \|
	30	DRAM_CTRL_RESET \|
	31	DRAM_CTRL_REMAIN_ACTIVE);
9c57548f	32	writel(val, (void __iomem *)DRAM_CTRL);
1da177e4 LT	33
	34	return 0;
	35	}
	36
	37	module_init(setup_voyagergx);