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linux-next/arch/arm/mach-tegra/fuse.h
Peter De Schrijver 4c4ad6695a ARM: tegra: export Tegra chipid
The powergating and reset handling code needs to differentiate between Tegra
variants. Therefore we export the chipid here.

Signed-off-by: Peter De Schrijver <pdeschrijver@nvidia.com>
Acked-by: Stephen Warren <swarren@nvidia.com>
Tested-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Olof Johansson <olof@lixom.net>
2012-02-26 14:44:19 -08:00

53 lines
1.2 KiB
C

/*
* Copyright (C) 2010 Google, Inc.
*
* Author:
* Colin Cross <ccross@android.com>
*
* This software is licensed under the terms of the GNU General Public
* License version 2, as published by the Free Software Foundation, and
* may be copied, distributed, and modified under those terms.
*
* 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.
*
*/
#ifndef __MACH_TEGRA_FUSE_H
#define __MACH_TEGRA_FUSE_H
enum tegra_revision {
TEGRA_REVISION_UNKNOWN = 0,
TEGRA_REVISION_A01,
TEGRA_REVISION_A02,
TEGRA_REVISION_A03,
TEGRA_REVISION_A03p,
TEGRA_REVISION_A04,
TEGRA_REVISION_MAX,
};
#define SKU_ID_T20 8
#define SKU_ID_T25SE 20
#define SKU_ID_AP25 23
#define SKU_ID_T25 24
#define SKU_ID_AP25E 27
#define SKU_ID_T25E 28
#define TEGRA20 0x20
#define TEGRA30 0x30
extern int tegra_sku_id;
extern int tegra_cpu_process_id;
extern int tegra_core_process_id;
extern int tegra_chip_id;
extern enum tegra_revision tegra_revision;
extern int tegra_bct_strapping;
unsigned long long tegra_chip_uid(void);
void tegra_init_fuse(void);
#endif