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authorLinus Torvalds <torvalds@linux-foundation.org>2016-10-10 11:31:19 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2016-10-10 11:31:19 -0700
commitae50a840e779d48aa4dea2aaec1778f6b3f1d67f (patch)
tree665faaaed4333b3a2d83ca2411a7cab9354fd5cd /arch
parent057a056ced1ee7e000bad2a5c88241502747d350 (diff)
parent476080a79367b950cb860ccf8a3a53fd24f6cccc (diff)
Merge tag 'nios2-v4.9-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/lftan/nios2
Pull nios2 update from Ley Foon Tan: "Use of_property_read_bool() instead of open-coding it" * tag 'nios2-v4.9-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/lftan/nios2: nios2: use of_property_read_bool
Diffstat (limited to 'arch')
-rw-r--r--arch/nios2/include/asm/cpuinfo.h8
-rw-r--r--arch/nios2/kernel/cpuinfo.c15
2 files changed, 9 insertions, 14 deletions
diff --git a/arch/nios2/include/asm/cpuinfo.h b/arch/nios2/include/asm/cpuinfo.h
index e88fcae464d9..348bb228fec9 100644
--- a/arch/nios2/include/asm/cpuinfo.h
+++ b/arch/nios2/include/asm/cpuinfo.h
@@ -25,10 +25,10 @@ struct cpuinfo {
/* Core CPU configuration */
char cpu_impl[12];
u32 cpu_clock_freq;
- u32 mmu;
- u32 has_div;
- u32 has_mul;
- u32 has_mulx;
+ bool mmu;
+ bool has_div;
+ bool has_mul;
+ bool has_mulx;
/* CPU caches */
u32 icache_line_size;
diff --git a/arch/nios2/kernel/cpuinfo.c b/arch/nios2/kernel/cpuinfo.c
index 1d96de0bd4aa..1cccc36877bc 100644
--- a/arch/nios2/kernel/cpuinfo.c
+++ b/arch/nios2/kernel/cpuinfo.c
@@ -41,11 +41,6 @@ static inline u32 fcpu(struct device_node *cpu, const char *n)
return val;
}
-static inline u32 fcpu_has(struct device_node *cpu, const char *n)
-{
- return of_get_property(cpu, n, NULL) ? 1 : 0;
-}
-
void __init setup_cpuinfo(void)
{
struct device_node *cpu;
@@ -56,7 +51,7 @@ void __init setup_cpuinfo(void)
if (!cpu)
panic("%s: No CPU found in devicetree!\n", __func__);
- if (!fcpu_has(cpu, "altr,has-initda"))
+ if (!of_property_read_bool(cpu, "altr,has-initda"))
panic("initda instruction is unimplemented. Please update your "
"hardware system to have more than 4-byte line data "
"cache\n");
@@ -69,10 +64,10 @@ void __init setup_cpuinfo(void)
else
strcpy(cpuinfo.cpu_impl, "<unknown>");
- cpuinfo.has_div = fcpu_has(cpu, "altr,has-div");
- cpuinfo.has_mul = fcpu_has(cpu, "altr,has-mul");
- cpuinfo.has_mulx = fcpu_has(cpu, "altr,has-mulx");
- cpuinfo.mmu = fcpu_has(cpu, "altr,has-mmu");
+ cpuinfo.has_div = of_property_read_bool(cpu, "altr,has-div");
+ cpuinfo.has_mul = of_property_read_bool(cpu, "altr,has-mul");
+ cpuinfo.has_mulx = of_property_read_bool(cpu, "altr,has-mulx");
+ cpuinfo.mmu = of_property_read_bool(cpu, "altr,has-mmu");
if (IS_ENABLED(CONFIG_NIOS2_HW_DIV_SUPPORT) && !cpuinfo.has_div)
err_cpu("DIV");