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authorDavid S. Miller <davem@sunset.davemloft.net>2006-06-23 18:53:31 -0400
committerDavid S. Miller <davem@sunset.davemloft.net>2006-06-24 02:15:45 -0400
commit942a6bdd1c4d2419a42be77ba1c964e4ba8dae9e (patch)
treeb1a432a83aff7b88d301d4932ff75e5078b8c347 /include/asm-sparc
parenta2bd4fd17926d715a470fbe0ebe05128ba410984 (diff)
[SPARC]: Port sparc64 in-kernel device tree code to sparc32.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/asm-sparc')
-rw-r--r--include/asm-sparc/ebus.h12
-rw-r--r--include/asm-sparc/pbm.h3
-rw-r--r--include/asm-sparc/prom.h98
3 files changed, 104 insertions, 9 deletions
diff --git a/include/asm-sparc/ebus.h b/include/asm-sparc/ebus.h
index 2d6a997c5b0c..0dc3c01b4b1f 100644
--- a/include/asm-sparc/ebus.h
+++ b/include/asm-sparc/ebus.h
@@ -13,13 +13,13 @@
13#include <linux/ioport.h> 13#include <linux/ioport.h>
14#endif 14#endif
15#include <asm/oplib.h> 15#include <asm/oplib.h>
16#include <asm/prom.h>
16 17
17struct linux_ebus_child { 18struct linux_ebus_child {
18 struct linux_ebus_child *next; 19 struct linux_ebus_child *next;
19 struct linux_ebus_device *parent; 20 struct linux_ebus_device *parent;
20 struct linux_ebus *bus; 21 struct linux_ebus *bus;
21 int prom_node; 22 struct device_node *prom_node;
22 char prom_name[64];
23 struct resource resource[PROMREG_MAX]; 23 struct resource resource[PROMREG_MAX];
24 int num_addrs; 24 int num_addrs;
25 unsigned int irqs[PROMINTR_MAX]; 25 unsigned int irqs[PROMINTR_MAX];
@@ -30,8 +30,7 @@ struct linux_ebus_device {
30 struct linux_ebus_device *next; 30 struct linux_ebus_device *next;
31 struct linux_ebus_child *children; 31 struct linux_ebus_child *children;
32 struct linux_ebus *bus; 32 struct linux_ebus *bus;
33 int prom_node; 33 struct device_node *prom_node;
34 char prom_name[64];
35 struct resource resource[PROMREG_MAX]; 34 struct resource resource[PROMREG_MAX];
36 int num_addrs; 35 int num_addrs;
37 unsigned int irqs[PROMINTR_MAX]; 36 unsigned int irqs[PROMINTR_MAX];
@@ -43,10 +42,7 @@ struct linux_ebus {
43 struct linux_ebus_device *devices; 42 struct linux_ebus_device *devices;
44 struct linux_pbm_info *parent; 43 struct linux_pbm_info *parent;
45 struct pci_dev *self; 44 struct pci_dev *self;
46 int prom_node; 45 struct device_node *prom_node;
47 char prom_name[64];
48 struct linux_prom_ebus_ranges ebus_ranges[PROMREG_MAX];
49 int num_ebus_ranges;
50}; 46};
51 47
52struct linux_ebus_dma { 48struct linux_ebus_dma {
diff --git a/include/asm-sparc/pbm.h b/include/asm-sparc/pbm.h
index 0aba3a82c2eb..fedd9c6e875c 100644
--- a/include/asm-sparc/pbm.h
+++ b/include/asm-sparc/pbm.h
@@ -22,6 +22,7 @@
22 22
23#include <linux/pci.h> 23#include <linux/pci.h>
24#include <asm/oplib.h> 24#include <asm/oplib.h>
25#include <asm/prom.h>
25 26
26struct linux_pbm_info { 27struct linux_pbm_info {
27 int prom_node; 28 int prom_node;
@@ -40,7 +41,7 @@ struct linux_pbm_info {
40 */ 41 */
41struct pcidev_cookie { 42struct pcidev_cookie {
42 struct linux_pbm_info *pbm; 43 struct linux_pbm_info *pbm;
43 int prom_node; 44 struct device_node *prom_node;
44}; 45};
45 46
46#endif /* !(__SPARC_PBM_H) */ 47#endif /* !(__SPARC_PBM_H) */
diff --git a/include/asm-sparc/prom.h b/include/asm-sparc/prom.h
new file mode 100644
index 000000000000..c5e3d26eabd3
--- /dev/null
+++ b/include/asm-sparc/prom.h
@@ -0,0 +1,98 @@
1#ifndef _SPARC_PROM_H
2#define _SPARC_PROM_H
3#ifdef __KERNEL__
4
5
6/*
7 * Definitions for talking to the Open Firmware PROM on
8 * Power Macintosh computers.
9 *
10 * Copyright (C) 1996-2005 Paul Mackerras.
11 *
12 * Updates for PPC64 by Peter Bergner & David Engebretsen, IBM Corp.
13 * Updates for SPARC32 by David S. Miller
14 *
15 * This program is free software; you can redistribute it and/or
16 * modify it under the terms of the GNU General Public License
17 * as published by the Free Software Foundation; either version
18 * 2 of the License, or (at your option) any later version.
19 */
20
21#include <linux/types.h>
22#include <linux/proc_fs.h>
23#include <asm/atomic.h>
24
25typedef u32 phandle;
26typedef u32 ihandle;
27
28struct interrupt_info {
29 int line;
30 int sense; /* +ve/-ve logic, edge or level, etc. */
31};
32
33struct property {
34 char *name;
35 int length;
36 void *value;
37 struct property *next;
38};
39
40struct device_node {
41 char *name;
42 char *type;
43 phandle node;
44 phandle linux_phandle;
45 int n_intrs;
46 struct interrupt_info *intrs;
47 char *path_component_name;
48 char *full_name;
49
50 struct property *properties;
51 struct property *deadprops; /* removed properties */
52 struct device_node *parent;
53 struct device_node *child;
54 struct device_node *sibling;
55 struct device_node *next; /* next device of same type */
56 struct device_node *allnext; /* next in list of all nodes */
57 struct proc_dir_entry *pde; /* this node's proc directory */
58 struct kref kref;
59 unsigned long _flags;
60 void *data;
61};
62
63static inline void set_node_proc_entry(struct device_node *dn, struct proc_dir_entry *de)
64{
65 dn->pde = de;
66}
67
68extern struct device_node *of_find_node_by_name(struct device_node *from,
69 const char *name);
70#define for_each_node_by_name(dn, name) \
71 for (dn = of_find_node_by_name(NULL, name); dn; \
72 dn = of_find_node_by_name(dn, name))
73extern struct device_node *of_find_node_by_type(struct device_node *from,
74 const char *type);
75#define for_each_node_by_type(dn, type) \
76 for (dn = of_find_node_by_type(NULL, type); dn; \
77 dn = of_find_node_by_type(dn, type))
78extern struct device_node *of_find_compatible_node(struct device_node *from,
79 const char *type, const char *compat);
80extern struct device_node *of_find_node_by_path(const char *path);
81extern struct device_node *of_find_node_by_phandle(phandle handle);
82extern struct device_node *of_get_parent(const struct device_node *node);
83extern struct device_node *of_get_next_child(const struct device_node *node,
84 struct device_node *prev);
85extern struct property *of_find_property(struct device_node *np,
86 const char *name,
87 int *lenp);
88extern int of_device_is_compatible(struct device_node *device, const char *);
89extern void *of_get_property(struct device_node *node, const char *name,
90 int *lenp);
91extern int of_getintprop_default(struct device_node *np,
92 const char *name,
93 int def);
94
95extern void prom_build_devicetree(void);
96
97#endif /* __KERNEL__ */
98#endif /* _SPARC_PROM_H */