2 * include/asm-ppc/ppc_sys.h
4 * PPC system definitions and library functions
6 * Maintainer: Kumar Gala <galak@kernel.crashing.org>
8 * Copyright 2005 Freescale Semiconductor, Inc
10 * This program is free software; you can redistribute it and/or modify it
11 * under the terms of the GNU General Public License as published by the
12 * Free Software Foundation; either version 2 of the License, or (at your
13 * option) any later version.
17 #ifndef __ASM_PPC_SYS_H
18 #define __ASM_PPC_SYS_H
20 #include <linux/init.h>
21 #include <linux/platform_device.h>
22 #include <linux/types.h>
24 #if defined(CONFIG_8260)
25 #include <asm/mpc8260.h>
26 #elif defined(CONFIG_85xx)
27 #include <asm/mpc85xx.h>
28 #elif defined(CONFIG_8xx)
29 #include <asm/mpc8xx.h>
30 #elif defined(CONFIG_PPC_MPC52xx)
31 #include <asm/mpc52xx.h>
32 #elif defined(CONFIG_MPC10X_BRIDGE)
33 #include <asm/mpc10x.h>
35 #error "need definition of ppc_sys_devices"
38 #define PPC_SYS_IORESOURCE_FIXUPPED 0x00000001
41 /* PPC sys is matched via (ID & mask) == value, id could be
42 * PVR, SVR, IMMR, * etc. */
47 u8 config[NUM_PPC_SYS_DEVS];
48 enum ppc_sys_devices *device_list;
51 struct platform_notify_dev_map {
53 void (*rtn)(struct platform_device * pdev, int idx);
56 enum platform_device_func {
57 PPC_SYS_FUNC_DUMMY = 0,
59 PPC_SYS_FUNC_UART = 2,
60 PPC_SYS_FUNC_HLDC = 3,
62 PPC_SYS_FUNC_IRDA = 5,
65 #define PPC_SYS_CONFIG_DISABLED 1
67 /* describes all specific chips and which devices they have on them */
68 extern struct ppc_sys_spec ppc_sys_specs[];
69 extern struct ppc_sys_spec *cur_ppc_sys_spec;
71 /* determine which specific SOC we are */
72 extern void identify_ppc_sys_by_id(u32 id) __init;
73 extern void identify_ppc_sys_by_name(char *name) __init;
74 extern void identify_ppc_sys_by_name_and_id(char *name, u32 id) __init;
76 /* describes all devices that may exist in a given family of processors */
77 extern struct platform_device ppc_sys_platform_devices[];
79 /* allow any platform_device fixup to occur before device is registered */
80 extern int (*ppc_sys_device_fixup) (struct platform_device * pdev);
82 /* Update all memory resources by paddr, call before platform_device_register */
83 extern void ppc_sys_fixup_mem_resource(struct platform_device *pdev,
84 phys_addr_t paddr) __init;
86 /* Get platform_data pointer out of platform device, call before platform_device_register */
87 extern void *ppc_sys_get_pdata(enum ppc_sys_devices dev) __init;
89 /* remove a device from the system */
90 extern void ppc_sys_device_remove(enum ppc_sys_devices dev);
92 /* Function assignment stuff */
93 void ppc_sys_device_initfunc(void);
94 void ppc_sys_device_setfunc(enum ppc_sys_devices dev,
95 enum platform_device_func func);
96 void ppc_sys_device_set_func_all(enum platform_device_func func);
98 void platform_notify_map(const struct platform_notify_dev_map *map,
101 /* Enable / disable stuff */
102 void ppc_sys_device_disable(enum ppc_sys_devices dev);
103 void ppc_sys_device_enable(enum ppc_sys_devices dev);
104 void ppc_sys_device_enable_all(void);
105 void ppc_sys_device_disable_all(void);
107 #endif /* __ASM_PPC_SYS_H */
108 #endif /* __KERNEL__ */