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/*
* OMAP IPU_PM utility
*
* Copyright (C) 2010 Texas Instruments Inc.
*
* Written by Paul Hunt <hunt@ti.com>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* version 2 as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA
*
*/
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/io.h>
#include <asm/io.h>
#include <plat/io.h>
#define ICONT1_ITCM_BASE 0x5A008000
#define ICONT2_ITCM_BASE 0x5A018000
static void __iomem *icont_itcm_ptr;
/* Op-codes for simple boot sequence ending in WFI */
static const u32 ICONT_Boot_WFI[] = {
0xEA000006,
0xEAFFFFFE,
0xEAFFFFFE,
0xEAFFFFFE,
0xEAFFFFFE,
0xEAFFFFFE,
0xEAFFFFFE,
0xEAFFFFFE,
0xE3A00000,
0xEE070F9A,
0xEE070F90,
0xE3A00000,
0xEAFFFFFE,
0xEAFFFFF1,
};
static const u32 ICONT_Boot_WFI_length = ARRAY_SIZE(ICONT_Boot_WFI);
static void load_ivahd_idle_boot_code(void)
{
int i;
icont_itcm_ptr = ioremap((u32) ICONT1_ITCM_BASE, 0x1000);
for (i = 0; i < ICONT_Boot_WFI_length; i++)
__raw_writel(ICONT_Boot_WFI[i], (icont_itcm_ptr + i));
iounmap(icont_itcm_ptr);
icont_itcm_ptr = ioremap((u32) ICONT2_ITCM_BASE, 0x1000);
for (i = 0; i < ICONT_Boot_WFI_length; i++)
__raw_writel(ICONT_Boot_WFI[i], (icont_itcm_ptr + i));
iounmap(icont_itcm_ptr);
}
EXPORT_SYMBOL(load_ivahd_idle_boot_code);
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