[mirror_ubuntu-focal-kernel.git] / include / asm-arm / arch-ixp23xx / platform.h

/*
 * include/asm-arm/arch-ixp23xx/platform.h
 *
 * Various bits of code used by platform-level code.
 *
 * Author: Deepak Saxena <dsaxena@plexity.net>
 *
 * Copyright 2005 (c) MontaVista Software, Inc.
 *
 * This file is licensed under the terms of the GNU General Public
 * License version 2. This program is licensed "as is" without any
 * warranty of any kind, whether express or implied.
 */

#ifndef __ASSEMBLY__

static inline unsigned long ixp2000_reg_read(volatile void *reg)
{
	return *((volatile unsigned long *)reg);
}

static inline void ixp2000_reg_write(volatile void *reg, unsigned long val)
{
	*((volatile unsigned long *)reg) = val;
}

static inline void ixp2000_reg_wrb(volatile void *reg, unsigned long val)
{
	*((volatile unsigned long *)reg) = val;
}

struct pci_sys_data;

void ixp23xx_map_io(void);
void ixp23xx_init_irq(void);
void ixp23xx_sys_init(void);
int ixp23xx_pci_setup(int, struct pci_sys_data *);
void ixp23xx_pci_preinit(void);
struct pci_bus *ixp23xx_pci_scan_bus(int, struct pci_sys_data*);
void ixp23xx_pci_slave_init(void);

extern struct sys_timer ixp23xx_timer;

#define IXP23XX_UART_XTAL		14745600

#ifndef __ASSEMBLY__
/*
 * Is system memory on the XSI or CPP bus?
 */
static inline unsigned ixp23xx_cpp_boot(void)
{
	return (*IXP23XX_EXP_CFG0 & IXP23XX_EXP_CFG0_XSI_NOT_PRES);
}
#endif


#endif
Commit	Line	Data
c4713074 LB	1	/*
	2	* include/asm-arm/arch-ixp23xx/platform.h
	3	*
	4	* Various bits of code used by platform-level code.
	5	*
	6	* Author: Deepak Saxena <dsaxena@plexity.net>
	7	*
	8	* Copyright 2005 (c) MontaVista Software, Inc.
	9	*
	10	* This file is licensed under the terms of the GNU General Public
	11	* License version 2. This program is licensed "as is" without any
	12	* warranty of any kind, whether express or implied.
	13	*/
	14
	15	#ifndef __ASSEMBLY__
	16
38598105	17	static inline unsigned long ixp2000_reg_read(volatile void *reg)
8b76a68c LB	18	{
	19	return ((volatile unsigned long )reg);
	20	}
	21
38598105	22	static inline void ixp2000_reg_write(volatile void *reg, unsigned long val)
8b76a68c LB	23	{
	24	((volatile unsigned long )reg) = val;
	25	}
	26
38598105	27	static inline void ixp2000_reg_wrb(volatile void *reg, unsigned long val)
8b76a68c LB	28	{
	29	((volatile unsigned long )reg) = val;
	30	}
	31
c4713074 LB	32	struct pci_sys_data;
	33
	34	void ixp23xx_map_io(void);
	35	void ixp23xx_init_irq(void);
	36	void ixp23xx_sys_init(void);
	37	int ixp23xx_pci_setup(int, struct pci_sys_data *);
	38	void ixp23xx_pci_preinit(void);
	39	struct pci_bus ixp23xx_pci_scan_bus(int, struct pci_sys_data);
532bda5d	40	void ixp23xx_pci_slave_init(void);
c4713074 LB	41
	42	extern struct sys_timer ixp23xx_timer;
	43
	44	#define IXP23XX_UART_XTAL 14745600
	45
02c42931 LB	46	#ifndef __ASSEMBLY__
	47	/*
	48	* Is system memory on the XSI or CPP bus?
	49	*/
	50	static inline unsigned ixp23xx_cpp_boot(void)
	51	{
	52	return (*IXP23XX_EXP_CFG0 & IXP23XX_EXP_CFG0_XSI_NOT_PRES);
	53	}
	54	#endif
	55
c4713074 LB	56
c4713074 LB	57	#endif