* (C) Copyright 2000-2003
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
- * Copyright (C) 2004-2007 Freescale Semiconductor, Inc.
+ * Copyright (C) 2004-2007, 2012 Freescale Semiconductor, Inc.
* TsiChung Liew (Tsi-Chung.Liew@freescale.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
+ * SPDX-License-Identifier: GPL-2.0+
*/
#include <config.h>
int board_nand_init(struct nand_chip *nand)
{
- volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO;
- volatile fbcs_t *fbcs = (fbcs_t *) MMAP_FBCS;
+ gpio_t *gpio = (gpio_t *) MMAP_GPIO;
+ fbcs_t *fbcs = (fbcs_t *) MMAP_FBCS;
- fbcs->csmr2 &= ~FBCS_CSMR_WP;
+ clrbits_be32(&fbcs->csmr2, FBCS_CSMR_WP);
/*
* set up pin configuration - enabled 2nd output buffer's signals
* (nand_ngpio - nCE USB1/2_PWR_EN, LATCH_GPIOs, LCD_VEEEN, etc)
* to use nCE signal
*/
- gpio->par_timer &= ~GPIO_PAR_TIN3_TIN3;
- gpio->pddr_timer |= 0x08;
- gpio->ppd_timer |= 0x08;
- gpio->pclrr_timer = 0;
- gpio->podr_timer = 0;
+ clrbits_8(&gpio->par_timer, GPIO_PAR_TIN3_TIN3);
+ setbits_8(&gpio->pddr_timer, 0x08);
+ setbits_8(&gpio->ppd_timer, 0x08);
+ out_8(&gpio->pclrr_timer, 0);
+ out_8(&gpio->podr_timer, 0);
nand->chip_delay = 60;
nand->ecc.mode = NAND_ECC_SOFT;