mirror of https://gitee.com/openkylin/linux.git
58 lines
1.3 KiB
C
58 lines
1.3 KiB
C
/*
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* include/asm-arm/arch-ixp23xx/platform.h
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*
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* Various bits of code used by platform-level code.
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*
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* Author: Deepak Saxena <dsaxena@plexity.net>
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*
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* Copyright 2005 (c) MontaVista Software, Inc.
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*
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* This file is licensed under the terms of the GNU General Public
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* License version 2. This program is licensed "as is" without any
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* warranty of any kind, whether express or implied.
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*/
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#ifndef __ASSEMBLY__
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extern inline unsigned long ixp2000_reg_read(volatile void *reg)
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{
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return *((volatile unsigned long *)reg);
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}
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extern inline void ixp2000_reg_write(volatile void *reg, unsigned long val)
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{
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*((volatile unsigned long *)reg) = val;
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}
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extern inline void ixp2000_reg_wrb(volatile void *reg, unsigned long val)
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{
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*((volatile unsigned long *)reg) = val;
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}
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struct pci_sys_data;
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void ixp23xx_map_io(void);
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void ixp23xx_init_irq(void);
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void ixp23xx_sys_init(void);
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int ixp23xx_pci_setup(int, struct pci_sys_data *);
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void ixp23xx_pci_preinit(void);
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struct pci_bus *ixp23xx_pci_scan_bus(int, struct pci_sys_data*);
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void ixp23xx_pci_slave_init(void);
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extern struct sys_timer ixp23xx_timer;
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#define IXP23XX_UART_XTAL 14745600
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#ifndef __ASSEMBLY__
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/*
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* Is system memory on the XSI or CPP bus?
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*/
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static inline unsigned ixp23xx_cpp_boot(void)
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{
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return (*IXP23XX_EXP_CFG0 & IXP23XX_EXP_CFG0_XSI_NOT_PRES);
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}
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#endif
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#endif
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