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/***********************************************************************
*
* Copyright (C) 2004 by FS Forth-Systeme GmbH.
* All rights reserved.
*
* $Id: ns9750_bbus.h,v 1.1 2004/02/16 10:37:20 mpietrek Exp $
* @Author: Markus Pietrek
* @Descr: Definitions for BBus usage
* @References: [1] NS9750 Hardware Reference Manual/December 2003 Chap. 10
*
* 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 FS_NS9750_BBUS_H
#define FS_NS9750_BBUS_H
#define NS9750_BBUS_MODULE_BASE (0x90600000)
#define get_bbus_reg_addr(c) \
((volatile unsigned int *)(NS9750_BBUS_MODULE_BASE+(unsigned int) (c)))
/* We have support for 50 GPIO pins */
#define get_gpio_cfg_reg_addr(pin) \
get_bbus_reg_addr( NS9750_BBUS_GPIO_CFG_BASE + (((pin) >> 3) * 4) )
/* To Read/Modify/Write a pin configuration register, use it like
set_gpio_cfg_reg_val( 12, NS9750_GPIO_CFG_FUNC_GPIO|NS9750_GPIO_CFG_OUTPUT );
They should be wrapped by cli()/sti() */
#define set_gpio_cfg_reg_val(pin,cfg) \
*get_gpio_cfg_reg_addr(pin)=(*get_gpio_cfg_reg_addr((pin)) & \
~NS9750_GPIO_CFG_MASK((pin))) |\
NS9750_GPIO_CFG_VAL((pin),(cfg));
#define NS9750_GPIO_CFG_MASK(pin) (NS9750_GPIO_CFG_VAL(pin, \
NS9750_GPIO_CFG_MA))
#define NS9750_GPIO_CFG_VAL(pin,cfg) ((cfg) << (((pin) % 8) * 4))
#define NS9750_GPIO_CFG_MA (0x0F)
#define NS9750_GPIO_CFG_INPUT (0x00)
#define NS9750_GPIO_CFG_OUTPUT (0x08)
#define NS9750_GPIO_CFG_FUNC_GPIO (0x03)
#define NS9750_GPIO_CFG_FUNC_2 (0x02)
#define NS9750_GPIO_CFG_FUNC_1 (0x01)
#define NS9750_GPIO_CFG_FUNC_0 (0x00)
/* the register addresses */
#define NS9750_BBUS_MASTER_RESET (0x00)
#define NS9750_BBUS_GPIO_CFG_BASE (0x10)
#define NS9750_BBUS_GPIO_CTRL_BASE (0x30)
#define NS9750_BBUS_GPIO_STAT_BASE (0x40)
#define NS9750_BBUS_MONITOR (0x50)
#define NS9750_BBUS_DMA_INT_STAT (0x60)
#define NS9750_BBUS_DMA_INT_ENABLE (0x64)
#define NS9750_BBUS_USB_CFG (0x70)
#define NS9750_BBUS_ENDIAN_CFG (0x80)
#define NS9750_BBUS_ARM_WAKE_UP (0x90)
/* register bit fields */
#define NS9750_BBUS_MASTER_RESET_UTIL (0x00000100)
#define NS9750_BBUS_MASTER_RESET_I2C (0x00000080)
#define NS9750_BBUS_MASTER_RESET_1284 (0x00000040)
#define NS9750_BBUS_MASTER_RESET_SER4 (0x00000020)
#define NS9750_BBUS_MASTER_RESET_SER3 (0x00000010)
#define NS9750_BBUS_MASTER_RESET_SER2 (0x00000008)
#define NS9750_BBUS_MASTER_RESET_SER1 (0x00000004)
#define NS9750_BBUS_MASTER_RESET_USB (0x00000002)
#define NS9750_BBUS_MASTER_RESET_DMA (0x00000001)
/* BS9750_BBUS_DMA_INT_BINT* are valid for *DMA_INT_STAT and *DMA_INT_ENABLE */
#define NS9750_BBUS_DMA_INT_BINT16 (0x00010000)
#define NS9750_BBUS_DMA_INT_BINT15 (0x00008000)
#define NS9750_BBUS_DMA_INT_BINT14 (0x00004000)
#define NS9750_BBUS_DMA_INT_BINT13 (0x00002000)
#define NS9750_BBUS_DMA_INT_BINT12 (0x00001000)
#define NS9750_BBUS_DMA_INT_BINT11 (0x00000800)
#define NS9750_BBUS_DMA_INT_BINT10 (0x00000400)
#define NS9750_BBUS_DMA_INT_BINT9 (0x00000200)
#define NS9750_BBUS_DMA_INT_BINT8 (0x00000100)
#define NS9750_BBUS_DMA_INT_BINT7 (0x00000080)
#define NS9750_BBUS_DMA_INT_BINT6 (0x00000040)
#define NS9750_BBUS_DMA_INT_BINT5 (0x00000020)
#define NS9750_BBUS_DMA_INT_BINT4 (0x00000010)
#define NS9750_BBUS_DMA_INT_BINT3 (0x00000008)
#define NS9750_BBUS_DMA_INT_BINT2 (0x00000004)
#define NS9750_BBUS_DMA_INT_BINT1 (0x00000002)
#define NS9750_BBUS_DMA_INT_BINT0 (0x00000001)
#define NS9750_BBUS_USB_CFG_OUTEN (0x00000008)
#define NS9750_BBUS_USB_CFG_SPEED (0x00000004)
#define NS9750_BBUS_USB_CFG_CFG_MA (0x00000003)
#define NS9750_BBUS_USB_CFG_CFG_HOST_SOFT (0x00000003)
#define NS9750_BBUS_USB_CFG_CFG_DEVICE (0x00000002)
#define NS9750_BBUS_USB_CFG_CFG_HOST (0x00000001)
#define NS9750_BBUS_USB_CFG_CFG_DIS (0x00000000)
#define NS9750_BBUS_ENDIAN_CFG_AHBM (0x00001000)
#define NS9750_BBUS_ENDIAN_CFG_I2C (0x00000080)
#define NS9750_BBUS_ENDIAN_CFG_IEEE1284 (0x00000040)
#define NS9750_BBUS_ENDIAN_CFG_SER4 (0x00000020)
#define NS9750_BBUS_ENDIAN_CFG_SER3 (0x00000010)
#define NS9750_BBUS_ENDIAN_CFG_SER2 (0x00000008)
#define NS9750_BBUS_ENDIAN_CFG_SER1 (0x00000004)
#define NS9750_BBUS_ENDIAN_CFG_USB (0x00000002)
#define NS9750_BBUS_ENDIAN_CFG_DMA (0x00000001)
#endif /* FS_NS9750_BBUS_H */