/*********************************************************************** * * 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 */