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/*
* 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.
*
* 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.
*
*/
#include <init.h>
#include <common.h>
#include <io.h>
#include <linux/sizes.h>
#include <mach/imx7.h>
#include <mach/generic.h>
#include <mach/revision.h>
#include <mach/imx7-regs.h>
void imx7_init_lowlevel(void)
{
void __iomem *aips1 = IOMEM(MX7_AIPS1_CONFIG_BASE_ADDR);
void __iomem *aips2 = IOMEM(MX7_AIPS2_CONFIG_BASE_ADDR);
/*
* Set all MPROTx to be non-bufferable, trusted for R/W,
* not forced to user-mode.
*/
writel(0x77777777, aips1);
writel(0x77777777, aips1 + 0x4);
writel(0, aips1 + 0x40);
writel(0, aips1 + 0x44);
writel(0, aips1 + 0x48);
writel(0, aips1 + 0x4c);
writel(0, aips1 + 0x50);
writel(0x77777777, aips2);
writel(0x77777777, aips2 + 0x4);
writel(0, aips2 + 0x40);
writel(0, aips2 + 0x44);
writel(0, aips2 + 0x48);
writel(0, aips2 + 0x4c);
writel(0, aips2 + 0x50);
}
int imx7_init(void)
{
const char *cputypestr;
u32 imx7_silicon_revision;
imx7_init_lowlevel();
imx7_boot_save_loc();
imx7_silicon_revision = imx7_cpu_revision();
switch (imx7_cpu_type()) {
case IMX7_CPUTYPE_IMX7D:
cputypestr = "i.MX7d";
break;
case IMX7_CPUTYPE_IMX7S:
cputypestr = "i.MX7s";
break;
default:
cputypestr = "unknown i.MX7";
break;
}
imx_set_silicon_revision(cputypestr, imx7_silicon_revision);
return 0;
}
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