mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-11-30 22:48:05 +02:00
763c067152
Signed-off-by: Florian Fainelli <florian@openwrt.org> git-svn-id: svn://svn.openwrt.org/openwrt/trunk@34220 3c298f89-4303-0410-b956-a3cf2f4a3e73
59 lines
1.8 KiB
Diff
59 lines
1.8 KiB
Diff
From 486a578298b7ab45c3edfdce8d4feaef93c3229b Mon Sep 17 00:00:00 2001
|
|
From: Daniel Hellstrom <daniel@gaisler.com>
|
|
Date: Thu, 16 Sep 2010 11:15:37 +0200
|
|
Subject: [PATCH] SPARC/LEON: to avoid name duplicates in openprom fs when REG is not available the NAME now includes NODE ID when REG not present
|
|
|
|
Signed-off-by: Daniel Hellstrom <daniel@gaisler.com>
|
|
---
|
|
arch/sparc/kernel/prom_32.c | 27 +++++++++++++++++++--------
|
|
1 files changed, 19 insertions(+), 8 deletions(-)
|
|
|
|
--- a/arch/sparc/kernel/prom_32.c
|
|
+++ b/arch/sparc/kernel/prom_32.c
|
|
@@ -136,18 +136,29 @@ static void __init ebus_path_component(s
|
|
/* "name:vendor:device@irq,addrlo" */
|
|
static void __init ambapp_path_component(struct device_node *dp, char *tmp_buf)
|
|
{
|
|
- struct amba_prom_registers *regs; unsigned int *intr;
|
|
- unsigned int *device, *vendor;
|
|
+ struct amba_prom_registers *regs;
|
|
+ unsigned int *intr, *device, *vendor, reg0;
|
|
struct property *prop;
|
|
+ int interrupt = 0;
|
|
|
|
+ /* In order to get a unique ID in the device tree (multiple AMBA devices
|
|
+ * may have the same name) the node number is printed
|
|
+ */
|
|
prop = of_find_property(dp, "reg", NULL);
|
|
- if (!prop)
|
|
- return;
|
|
- regs = prop->value;
|
|
+ if (!prop) {
|
|
+ reg0 = (unsigned int)dp->phandle;
|
|
+ } else {
|
|
+ regs = prop->value;
|
|
+ reg0 = regs->phys_addr;
|
|
+ }
|
|
+
|
|
+ /* Not all cores have Interrupt */
|
|
prop = of_find_property(dp, "interrupts", NULL);
|
|
if (!prop)
|
|
- return;
|
|
- intr = prop->value;
|
|
+ intr = &interrupt; /* IRQ0 does not exist */
|
|
+ else
|
|
+ intr = prop->value;
|
|
+
|
|
prop = of_find_property(dp, "vendor", NULL);
|
|
if (!prop)
|
|
return;
|
|
@@ -159,7 +170,7 @@ static void __init ambapp_path_component
|
|
|
|
sprintf(tmp_buf, "%s:%d:%d@%x,%x",
|
|
dp->name, *vendor, *device,
|
|
- *intr, regs->phys_addr);
|
|
+ *intr, reg0);
|
|
}
|
|
|
|
static void __init __build_path_component(struct device_node *dp, char *tmp_buf)
|