Release 4.11 arch/arm/mach-imx/cpu-imx35.c

/*
 * MX35 CPU type detection
 *
 * Copyright (c) 2009 Daniel Mack <daniel@caiaq.de>
 *
 * 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/module.h>
#include <linux/io.h>

#include "hardware.h"
#include "iim.h"


static int mx35_cpu_rev = -1;



static int mx35_read_cpu_rev(void)
{
	u32 rev;

	rev = imx_readl(MX35_IO_ADDRESS(MX35_IIM_BASE_ADDR + MXC_IIMSREV));
	switch (rev) {
	case 0x00:
		return IMX_CHIP_REVISION_1_0;
	case 0x10:
		return IMX_CHIP_REVISION_2_0;
	case 0x11:
		return IMX_CHIP_REVISION_2_1;
	default:
		return IMX_CHIP_REVISION_UNKNOWN;
	}
}

Contributors
Person
Tokens
Prop
Commits
CommitProp
Uwe Kleine-König
38
74.51%
1
33.33%
Jason Liu
12
23.53%
1
33.33%
Johannes Berg
1
1.96%
1
33.33%
Total
51
100.00%
3
100.00%



int mx35_revision(void)
{
	if (mx35_cpu_rev == -1)
		mx35_cpu_rev = mx35_read_cpu_rev();

	return mx35_cpu_rev;
}
Contributors
Person
Tokens
Prop
Commits
CommitProp
Jason Liu
19
86.36%
1
50.00%
Uwe Kleine-König
3
13.64%
1
50.00%
Total
22
100.00%
2
100.00%


EXPORT_SYMBOL(mx35_revision);
Overall Contributors
Person
Tokens
Prop
Commits
CommitProp
Uwe Kleine-König
58
59.18%
1
20.00%
Jason Liu
37
37.76%
1
20.00%
Shawn Guo
2
2.04%
2
40.00%
Johannes Berg
1
1.02%
1
20.00%
Total
98
100.00%
5
100.00%
Directory: arch/arm/mach-imx

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