u-boot/arch/arm/include/asm/arch-tegra2/gp_padctrl.h
Simon Glass d515362d4d tegra: Add tegra_get_chip_type() to detect SKU
We want to know which type of chip we are running on - the Tegra
family has several SKUs. This can be determined by reading a
fuse register, so add this function to ap20.

Signed-off-by: Simon Glass <sjg@chromium.org>
Acked-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Tom Warren <twarren@nvidia.com>
2012-05-15 08:31:37 +02:00

73 lines
3 KiB
C

/*
* (C) Copyright 2010,2011
* NVIDIA Corporation <www.nvidia.com>
*
* See file CREDITS for list of people who contributed to this
* project.
*
* 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.
*
* 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., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#ifndef _GP_PADCTRL_H_
#define _GP_PADCTRL_H_
/* APB_MISC_GP and padctrl registers */
struct apb_misc_gp_ctlr {
u32 modereg; /* 0x00: APB_MISC_GP_MODEREG */
u32 hidrev; /* 0x04: APB_MISC_GP_HIDREV */
u32 reserved0[22]; /* 0x08 - 0x5C: */
u32 emu_revid; /* 0x60: APB_MISC_GP_EMU_REVID */
u32 xactor_scratch; /* 0x64: APB_MISC_GP_XACTOR_SCRATCH */
u32 aocfg1; /* 0x68: APB_MISC_GP_AOCFG1PADCTRL */
u32 aocfg2; /* 0x6c: APB_MISC_GP_AOCFG2PADCTRL */
u32 atcfg1; /* 0x70: APB_MISC_GP_ATCFG1PADCTRL */
u32 atcfg2; /* 0x74: APB_MISC_GP_ATCFG2PADCTRL */
u32 cdevcfg1; /* 0x78: APB_MISC_GP_CDEV1CFGPADCTRL */
u32 cdevcfg2; /* 0x7C: APB_MISC_GP_CDEV2CFGPADCTRL */
u32 csuscfg; /* 0x80: APB_MISC_GP_CSUSCFGPADCTRL */
u32 dap1cfg; /* 0x84: APB_MISC_GP_DAP1CFGPADCTRL */
u32 dap2cfg; /* 0x88: APB_MISC_GP_DAP2CFGPADCTRL */
u32 dap3cfg; /* 0x8C: APB_MISC_GP_DAP3CFGPADCTRL */
u32 dap4cfg; /* 0x90: APB_MISC_GP_DAP4CFGPADCTRL */
u32 dbgcfg; /* 0x94: APB_MISC_GP_DBGCFGPADCTRL */
u32 lcdcfg1; /* 0x98: APB_MISC_GP_LCDCFG1PADCTRL */
u32 lcdcfg2; /* 0x9C: APB_MISC_GP_LCDCFG2PADCTRL */
u32 sdmmc2_cfg; /* 0xA0: APB_MISC_GP_SDMMC2CFGPADCTRL */
u32 sdmmc3_cfg; /* 0xA4: APB_MISC_GP_SDMMC3CFGPADCTRL */
u32 spicfg; /* 0xA8: APB_MISC_GP_SPICFGPADCTRL */
u32 uaacfg; /* 0xAC: APB_MISC_GP_UAACFGPADCTRL */
u32 uabcfg; /* 0xB0: APB_MISC_GP_UABCFGPADCTRL */
u32 uart2cfg; /* 0xB4: APB_MISC_GP_UART2CFGPADCTRL */
u32 uart3cfg; /* 0xB8: APB_MISC_GP_UART3CFGPADCTRL */
u32 vicfg1; /* 0xBC: APB_MISC_GP_VICFG1PADCTRL */
u32 vicfg2; /* 0xC0: APB_MISC_GP_VICFG2PADCTRL */
u32 xm2cfga; /* 0xC4: APB_MISC_GP_XM2CFGAPADCTRL */
u32 xm2cfgc; /* 0xC8: APB_MISC_GP_XM2CFGCPADCTRL */
u32 xm2cfgd; /* 0xCC: APB_MISC_GP_XM2CFGDPADCTRL */
u32 xm2clkcfg; /* 0xD0: APB_MISC_GP_XM2CLKCFGPADCTRL */
u32 memcomp; /* 0xD4: APB_MISC_GP_MEMCOMPPADCTRL */
};
/* bit fields definitions for APB_MISC_GP_HIDREV register */
#define HIDREV_CHIPID_SHIFT 8
#define HIDREV_CHIPID_MASK (0xff << HIDREV_CHIPID_SHIFT)
#define HIDREV_MAJORPREV_SHIFT 4
#define HIDREV_MAJORPREV_MASK (0xf << HIDREV_MAJORPREV_SHIFT)
/* CHIPID field returned from APB_MISC_GP_HIDREV register */
#define CHIPID_TEGRA2 0x20
#endif