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authorRob Herring <robh@kernel.org>2023-09-25 21:02:35 +0200
committerViresh Kumar <viresh.kumar@linaro.org>2023-09-27 13:17:09 +0200
commitb9a663c4c224372ae847f500fdadcc1bdc9e8425 (patch)
tree63344492053fd151b4fe141b9549b5b54d351909 /drivers/cpufreq
parentcpufreq: Add QCM6490 to cpufreq-dt-platdev blocklist (diff)
downloadlinux-b9a663c4c224372ae847f500fdadcc1bdc9e8425.tar.xz
linux-b9a663c4c224372ae847f500fdadcc1bdc9e8425.zip
cpufreq: pmac32: Use of_property_read_reg() to parse "reg"
Use the recently added of_property_read_reg() helper to get the untranslated "reg" address value. Signed-off-by: Rob Herring <robh@kernel.org> Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Diffstat (limited to 'drivers/cpufreq')
-rw-r--r--drivers/cpufreq/pmac32-cpufreq.c7
1 files changed, 3 insertions, 4 deletions
diff --git a/drivers/cpufreq/pmac32-cpufreq.c b/drivers/cpufreq/pmac32-cpufreq.c
index ec75e79659ac..df3567c1e93b 100644
--- a/drivers/cpufreq/pmac32-cpufreq.c
+++ b/drivers/cpufreq/pmac32-cpufreq.c
@@ -24,6 +24,7 @@
#include <linux/device.h>
#include <linux/hardirq.h>
#include <linux/of.h>
+#include <linux/of_address.h>
#include <asm/machdep.h>
#include <asm/irq.h>
@@ -378,10 +379,9 @@ static int pmac_cpufreq_cpu_init(struct cpufreq_policy *policy)
static u32 read_gpio(struct device_node *np)
{
- const u32 *reg = of_get_property(np, "reg", NULL);
- u32 offset;
+ u64 offset;
- if (reg == NULL)
+ if (of_property_read_reg(np, 0, &offset, NULL) < 0)
return 0;
/* That works for all keylargos but shall be fixed properly
* some day... The problem is that it seems we can't rely
@@ -389,7 +389,6 @@ static u32 read_gpio(struct device_node *np)
* relative to the base of KeyLargo or to the base of the
* GPIO space, and the device-tree doesn't help.
*/
- offset = *reg;
if (offset < KEYLARGO_GPIO_LEVELS0)
offset += KEYLARGO_GPIO_LEVELS0;
return offset;