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[SPARC]: Beginnings of generic of_device framework.

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The idea is to fully construct the device register and
interrupt values into these of_device objects, and convert
all of SBUS, EBUS, ISA drivers to use this new stuff.

Much ideas and code taken from Ben H.'s powerpc work.

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller
2006-06-29 14:34:50 -07:00
committed by David S. Miller
parent 3ae9a3489a
commit cf44bbc26c
6 changed files with 936 additions and 8 deletions
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14
include/asm-sparc/of_device.h
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@@ -4,10 +4,12 @@
#include <linux/device.h>
#include <linux/mod_devicetable.h>
#include <asm/openprom.h>
#include <asm/prom.h>
extern struct bus_type ebus_bus_type;
extern struct bus_type sbus_bus_type;
extern struct bus_type of_bus_type;
/*
* The of_device is a kind of "base class" that is a superset of
@@ -16,8 +18,16 @@ extern struct bus_type sbus_bus_type;
*/
struct of_device
{
struct device_node *node; /* OF device node */
struct device dev; /* Generic device interface */
struct device_node *node;
struct device dev;
struct resource resource[PROMREG_MAX];
unsigned int irq;
void *sysdata;
int slot;
int portid;
int clock_freq;
};
#define to_of_device(d) container_of(d, struct of_device, dev)

2
include/asm-sparc/prom.h
View File

@@ -69,6 +69,8 @@ struct device_node {
#define OF_IS_DYNAMIC(x) test_bit(OF_DYNAMIC, &x->_flags)
#define OF_MARK_DYNAMIC(x) set_bit(OF_DYNAMIC, &x->_flags)
#define OF_BAD_ADDR ((u64)-1)
static inline void set_node_proc_entry(struct device_node *dn, struct proc_dir_entry *de)
{
dn->pde = de;