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Diffstat (limited to 'arch/sparc/kernel/of_device_64.c')
-rw-r--r--arch/sparc/kernel/of_device_64.c102
1 files changed, 44 insertions, 58 deletions
diff --git a/arch/sparc/kernel/of_device_64.c b/arch/sparc/kernel/of_device_64.c
index 0a6f2d1798d..7bbdc26d951 100644
--- a/arch/sparc/kernel/of_device_64.c
+++ b/arch/sparc/kernel/of_device_64.c
@@ -2,13 +2,14 @@
#include <linux/kernel.h>
#include <linux/of.h>
#include <linux/init.h>
-#include <linux/module.h>
+#include <linux/export.h>
#include <linux/mod_devicetable.h>
#include <linux/slab.h>
#include <linux/errno.h>
#include <linux/irq.h>
#include <linux/of_device.h>
#include <linux/of_platform.h>
+#include <asm/spitfire.h>
#include "of_device_common.h"
@@ -310,10 +311,10 @@ static int __init use_1to1_mapping(struct device_node *pp)
static int of_resource_verbose;
-static void __init build_device_resources(struct of_device *op,
+static void __init build_device_resources(struct platform_device *op,
struct device *parent)
{
- struct of_device *p_op;
+ struct platform_device *p_op;
struct of_bus *bus;
int na, ns;
int index, num_reg;
@@ -322,11 +323,11 @@ static void __init build_device_resources(struct of_device *op,
if (!parent)
return;
- p_op = to_of_device(parent);
- bus = of_match_bus(p_op->node);
- bus->count_cells(op->node, &na, &ns);
+ p_op = to_platform_device(parent);
+ bus = of_match_bus(p_op->dev.of_node);
+ bus->count_cells(op->dev.of_node, &na, &ns);
- preg = of_get_property(op->node, bus->addr_prop_name, &num_reg);
+ preg = of_get_property(op->dev.of_node, bus->addr_prop_name, &num_reg);
if (!preg || num_reg == 0)
return;
@@ -340,16 +341,18 @@ static void __init build_device_resources(struct of_device *op,
if (num_reg > PROMREG_MAX) {
printk(KERN_WARNING "%s: Too many regs (%d), "
"limiting to %d.\n",
- op->node->full_name, num_reg, PROMREG_MAX);
+ op->dev.of_node->full_name, num_reg, PROMREG_MAX);
num_reg = PROMREG_MAX;
}
+ op->resource = op->archdata.resource;
+ op->num_resources = num_reg;
for (index = 0; index < num_reg; index++) {
struct resource *r = &op->resource[index];
u32 addr[OF_MAX_ADDR_CELLS];
const u32 *reg = (preg + (index * ((na + ns) * 4)));
- struct device_node *dp = op->node;
- struct device_node *pp = p_op->node;
+ struct device_node *dp = op->dev.of_node;
+ struct device_node *pp = p_op->dev.of_node;
struct of_bus *pbus, *dbus;
u64 size, result = OF_BAD_ADDR;
unsigned long flags;
@@ -397,7 +400,7 @@ static void __init build_device_resources(struct of_device *op,
if (of_resource_verbose)
printk("%s reg[%d] -> %llx\n",
- op->node->full_name, index,
+ op->dev.of_node->full_name, index,
result);
if (result != OF_BAD_ADDR) {
@@ -408,7 +411,7 @@ static void __init build_device_resources(struct of_device *op,
r->end = result + size - 1;
r->flags = flags;
}
- r->name = op->node->name;
+ r->name = op->dev.of_node->name;
}
}
@@ -457,7 +460,7 @@ apply_interrupt_map(struct device_node *dp, struct device_node *pp,
*
* Handle this by deciding that, if we didn't get a
* match in the parent's 'interrupt-map', and the
- * parent is an IRQ translater, then use the parent as
+ * parent is an IRQ translator, then use the parent as
* our IRQ controller.
*/
if (pp->irq_trans)
@@ -526,11 +529,11 @@ static unsigned int __init pci_irq_swizzle(struct device_node *dp,
static int of_irq_verbose;
-static unsigned int __init build_one_device_irq(struct of_device *op,
+static unsigned int __init build_one_device_irq(struct platform_device *op,
struct device *parent,
unsigned int irq)
{
- struct device_node *dp = op->node;
+ struct device_node *dp = op->dev.of_node;
struct device_node *pp, *ip;
unsigned int orig_irq = irq;
int nid;
@@ -575,9 +578,9 @@ static unsigned int __init build_one_device_irq(struct of_device *op,
if (of_irq_verbose)
printk("%s: Apply [%s:%x] imap --> [%s:%x]\n",
- op->node->full_name,
+ op->dev.of_node->full_name,
pp->full_name, this_orig_irq,
- (iret ? iret->full_name : "NULL"), irq);
+ of_node_full_name(iret), irq);
if (!iret)
break;
@@ -594,7 +597,7 @@ static unsigned int __init build_one_device_irq(struct of_device *op,
if (of_irq_verbose)
printk("%s: PCI swizzle [%s] "
"%x --> %x\n",
- op->node->full_name,
+ op->dev.of_node->full_name,
pp->full_name, this_orig_irq,
irq);
@@ -611,27 +614,28 @@ static unsigned int __init build_one_device_irq(struct of_device *op,
if (!ip)
return orig_irq;
- irq = ip->irq_trans->irq_build(op->node, irq,
+ irq = ip->irq_trans->irq_build(op->dev.of_node, irq,
ip->irq_trans->data);
if (of_irq_verbose)
printk("%s: Apply IRQ trans [%s] %x --> %x\n",
- op->node->full_name, ip->full_name, orig_irq, irq);
+ op->dev.of_node->full_name, ip->full_name, orig_irq, irq);
out:
nid = of_node_to_nid(dp);
if (nid != -1) {
- cpumask_t numa_mask = *cpumask_of_node(nid);
+ cpumask_t numa_mask;
+ cpumask_copy(&numa_mask, cpumask_of_node(nid));
irq_set_affinity(irq, &numa_mask);
}
return irq;
}
-static struct of_device * __init scan_one_device(struct device_node *dp,
+static struct platform_device * __init scan_one_device(struct device_node *dp,
struct device *parent)
{
- struct of_device *op = kzalloc(sizeof(*op), GFP_KERNEL);
+ struct platform_device *op = kzalloc(sizeof(*op), GFP_KERNEL);
const unsigned int *irq;
struct dev_archdata *sd;
int len, i;
@@ -640,43 +644,36 @@ static struct of_device * __init scan_one_device(struct device_node *dp,
return NULL;
sd = &op->dev.archdata;
- sd->prom_node = dp;
sd->op = op;
- op->node = dp;
-
- op->clock_freq = of_getintprop_default(dp, "clock-frequency",
- (25*1000*1000));
- op->portid = of_getintprop_default(dp, "upa-portid", -1);
- if (op->portid == -1)
- op->portid = of_getintprop_default(dp, "portid", -1);
+ op->dev.of_node = dp;
irq = of_get_property(dp, "interrupts", &len);
if (irq) {
- op->num_irqs = len / 4;
+ op->archdata.num_irqs = len / 4;
/* Prevent overrunning the op->irqs[] array. */
- if (op->num_irqs > PROMINTR_MAX) {
+ if (op->archdata.num_irqs > PROMINTR_MAX) {
printk(KERN_WARNING "%s: Too many irqs (%d), "
"limiting to %d.\n",
- dp->full_name, op->num_irqs, PROMINTR_MAX);
- op->num_irqs = PROMINTR_MAX;
+ dp->full_name, op->archdata.num_irqs, PROMINTR_MAX);
+ op->archdata.num_irqs = PROMINTR_MAX;
}
- memcpy(op->irqs, irq, op->num_irqs * 4);
+ memcpy(op->archdata.irqs, irq, op->archdata.num_irqs * 4);
} else {
- op->num_irqs = 0;
+ op->archdata.num_irqs = 0;
}
build_device_resources(op, parent);
- for (i = 0; i < op->num_irqs; i++)
- op->irqs[i] = build_one_device_irq(op, parent, op->irqs[i]);
+ for (i = 0; i < op->archdata.num_irqs; i++)
+ op->archdata.irqs[i] = build_one_device_irq(op, parent, op->archdata.irqs[i]);
op->dev.parent = parent;
- op->dev.bus = &of_platform_bus_type;
+ op->dev.bus = &platform_bus_type;
if (!parent)
dev_set_name(&op->dev, "root");
else
- dev_set_name(&op->dev, "%08x", dp->node);
+ dev_set_name(&op->dev, "%08x", dp->phandle);
if (of_device_register(op)) {
printk("%s: Could not register of device.\n",
@@ -691,7 +688,7 @@ static struct of_device * __init scan_one_device(struct device_node *dp,
static void __init scan_tree(struct device_node *dp, struct device *parent)
{
while (dp) {
- struct of_device *op = scan_one_device(dp, parent);
+ struct platform_device *op = scan_one_device(dp, parent);
if (op)
scan_tree(dp->child, &op->dev);
@@ -700,30 +697,19 @@ static void __init scan_tree(struct device_node *dp, struct device *parent)
}
}
-static void __init scan_of_devices(void)
+static int __init scan_of_devices(void)
{
struct device_node *root = of_find_node_by_path("/");
- struct of_device *parent;
+ struct platform_device *parent;
parent = scan_one_device(root, NULL);
if (!parent)
- return;
+ return 0;
scan_tree(root->child, &parent->dev);
+ return 0;
}
-
-static int __init of_bus_driver_init(void)
-{
- int err;
-
- err = of_bus_type_init(&of_platform_bus_type, "of");
- if (!err)
- scan_of_devices();
-
- return err;
-}
-
-postcore_initcall(of_bus_driver_init);
+postcore_initcall(scan_of_devices);
static int __init of_debug(char *str)
{
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-11-09 07:06:23 +0000