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Merge branch 'cpu_of_node' of git://linux-arm.org/linux-skn into pm-cpufreq-next

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Pull DT/core/cpufreq cpu_ofnode updates for v3.12 from Sudeep KarkadaNagesha.

* 'cpu_of_node' of git://linux-arm.org/linux-skn:
  cpufreq: pmac32-cpufreq: remove device tree parsing for cpu nodes
  cpufreq: pmac64-cpufreq: remove device tree parsing for cpu nodes
  cpufreq: maple-cpufreq: remove device tree parsing for cpu nodes
  cpufreq: arm_big_little: remove device tree parsing for cpu nodes
  cpufreq: kirkwood-cpufreq: remove device tree parsing for cpu nodes
  cpufreq: spear-cpufreq: remove device tree parsing for cpu nodes
  cpufreq: highbank-cpufreq: remove device tree parsing for cpu nodes
  cpufreq: cpufreq-cpu0: remove device tree parsing for cpu nodes
  cpufreq: imx6q-cpufreq: remove device tree parsing for cpu nodes
  drivers/bus: arm-cci: avoid parsing DT for cpu device nodes
  ARM: mvebu: remove device tree parsing for cpu nodes
  ARM: topology: remove hwid/MPIDR dependency from cpu_capacity
  of/device: add helper to get cpu device node from logical cpu index
  driver/core: cpu: initialize of_node in cpu's device struture
  ARM: DT/kernel: define ARM specific arch_match_cpu_phys_id
  of: move of_get_cpu_node implementation to DT core library
  powerpc: refactor of_get_cpu_node to support other architectures
  openrisc: remove undefined of_get_cpu_node declaration
  microblaze: remove undefined of_get_cpu_node declaration
This commit is contained in:
Rafael J. Wysocki
2013-08-23 00:57:19 +02:00
parent 4eb5178c9c 1037b27523
commit 09198f8fef
23 changed files with 226 additions and 266 deletions
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23
drivers/cpufreq/maple-cpufreq.c
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@@ -24,7 +24,7 @@
#include <linux/completion.h>
#include <linux/mutex.h>
#include <linux/time.h>
#include <linux/of.h>
#include <linux/of_device.h>
#define DBG(fmt...) pr_debug(fmt)
@@ -200,7 +200,6 @@ static struct cpufreq_driver maple_cpufreq_driver = {
static int __init maple_cpufreq_init(void)
{
struct device_node *cpus;
struct device_node *cpunode;
unsigned int psize;
unsigned long max_freq;
@@ -216,24 +215,11 @@ static int __init maple_cpufreq_init(void)
!of_machine_is_compatible("Momentum,Apache"))
return 0;
cpus = of_find_node_by_path("/cpus");
if (cpus == NULL) {
DBG("No /cpus node !\n");
return -ENODEV;
}
/* Get first CPU node */
for (cpunode = NULL;
(cpunode = of_get_next_child(cpus, cpunode)) != NULL;) {
const u32 *reg = of_get_property(cpunode, "reg", NULL);
if (reg == NULL || (*reg) != 0)
continue;
if (!strcmp(cpunode->type, "cpu"))
break;
}
cpunode = of_cpu_device_node_get(0);
if (cpunode == NULL) {
printk(KERN_ERR "cpufreq: Can't find any CPU 0 node\n");
goto bail_cpus;
goto bail_noprops;
}
/* Check 970FX for now */
@@ -289,14 +275,11 @@ static int __init maple_cpufreq_init(void)
rc = cpufreq_register_driver(&maple_cpufreq_driver);
of_node_put(cpunode);
of_node_put(cpus);
return rc;
bail_noprops:
of_node_put(cpunode);
bail_cpus:
of_node_put(cpus);
return rc;
}