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27952014c4
This patch adds a gpmc_init function for OMAP4 and adds calls to gpmc_init for existing OMAP4 boards: panda and sdp4430 Signed-off-by: Steve Sakoman <steve@sakoman.com> Signed-off-by: Sandeep Paulraj <s-paulraj@ti.com>
142 lines
3.5 KiB
C
142 lines
3.5 KiB
C
/*
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* (C) Copyright 2006-2010
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* Texas Instruments, <www.ti.com>
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*
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*/
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#ifndef _CPU_H
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#define _CPU_H
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#if !(defined(__KERNEL_STRICT_NAMES) || defined(__ASSEMBLY__))
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#include <asm/types.h>
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#endif /* !(__KERNEL_STRICT_NAMES || __ASSEMBLY__) */
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#ifndef __KERNEL_STRICT_NAMES
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#ifndef __ASSEMBLY__
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struct gpmc_cs {
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u32 config1; /* 0x00 */
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u32 config2; /* 0x04 */
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u32 config3; /* 0x08 */
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u32 config4; /* 0x0C */
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u32 config5; /* 0x10 */
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u32 config6; /* 0x14 */
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u32 config7; /* 0x18 */
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u32 nand_cmd; /* 0x1C */
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u32 nand_adr; /* 0x20 */
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u32 nand_dat; /* 0x24 */
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u8 res[8]; /* blow up to 0x30 byte */
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};
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struct gpmc {
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u8 res1[0x10];
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u32 sysconfig; /* 0x10 */
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u8 res2[0x4];
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u32 irqstatus; /* 0x18 */
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u32 irqenable; /* 0x1C */
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u8 res3[0x20];
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u32 timeout_control; /* 0x40 */
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u8 res4[0xC];
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u32 config; /* 0x50 */
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u32 status; /* 0x54 */
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u8 res5[0x8]; /* 0x58 */
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struct gpmc_cs cs[8]; /* 0x60, 0x90, .. */
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u8 res6[0x14]; /* 0x1E0 */
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u32 ecc_config; /* 0x1F4 */
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u32 ecc_control; /* 0x1F8 */
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u32 ecc_size_config; /* 0x1FC */
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u32 ecc1_result; /* 0x200 */
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u32 ecc2_result; /* 0x204 */
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u32 ecc3_result; /* 0x208 */
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u32 ecc4_result; /* 0x20C */
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u32 ecc5_result; /* 0x210 */
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u32 ecc6_result; /* 0x214 */
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u32 ecc7_result; /* 0x218 */
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u32 ecc8_result; /* 0x21C */
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u32 ecc9_result; /* 0x220 */
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};
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/* Used for board specific gpmc initialization */
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extern struct gpmc *gpmc_cfg;
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struct gptimer {
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u32 tidr; /* 0x00 r */
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u8 res[0xc];
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u32 tiocp_cfg; /* 0x10 rw */
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u32 tistat; /* 0x14 r */
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u32 tisr; /* 0x18 rw */
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u32 tier; /* 0x1c rw */
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u32 twer; /* 0x20 rw */
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u32 tclr; /* 0x24 rw */
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u32 tcrr; /* 0x28 rw */
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u32 tldr; /* 0x2c rw */
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u32 ttgr; /* 0x30 rw */
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u32 twpc; /* 0x34 r */
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u32 tmar; /* 0x38 rw */
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u32 tcar1; /* 0x3c r */
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u32 tcicr; /* 0x40 rw */
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u32 tcar2; /* 0x44 r */
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};
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#endif /* __ASSEMBLY__ */
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#endif /* __KERNEL_STRICT_NAMES */
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/* enable sys_clk NO-prescale /1 */
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#define GPT_EN ((0x0 << 2) | (0x1 << 1) | (0x1 << 0))
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/* Watchdog */
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#ifndef __KERNEL_STRICT_NAMES
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#ifndef __ASSEMBLY__
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struct watchdog {
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u8 res1[0x34];
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u32 wwps; /* 0x34 r */
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u8 res2[0x10];
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u32 wspr; /* 0x48 rw */
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};
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#endif /* __ASSEMBLY__ */
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#endif /* __KERNEL_STRICT_NAMES */
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#define WD_UNLOCK1 0xAAAA
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#define WD_UNLOCK2 0x5555
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#define SYSCLKDIV_1 (0x1 << 6)
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#define SYSCLKDIV_2 (0x1 << 7)
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#define CLKSEL_GPT1 (0x1 << 0)
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#define EN_GPT1 (0x1 << 0)
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#define EN_32KSYNC (0x1 << 2)
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#define ST_WDT2 (0x1 << 5)
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#define RESETDONE (0x1 << 0)
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#define TCLR_ST (0x1 << 0)
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#define TCLR_AR (0x1 << 1)
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#define TCLR_PRE (0x1 << 5)
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/* GPMC BASE */
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#define GPMC_BASE (OMAP44XX_GPMC_BASE)
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/* I2C base */
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#define I2C_BASE1 (OMAP44XX_L4_PER_BASE + 0x70000)
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#define I2C_BASE2 (OMAP44XX_L4_PER_BASE + 0x72000)
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#define I2C_BASE3 (OMAP44XX_L4_PER_BASE + 0x60000)
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#endif /* _CPU_H */
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