diff options
| author | Ley Foon Tan <lftan@altera.com> | 2016-08-25 16:11:59 +0800 |
|---|---|---|
| committer | Ley Foon Tan <lftan@altera.com> | 2016-10-06 18:19:16 +0800 |
| commit | 476080a79367b950cb860ccf8a3a53fd24f6cccc (patch) | |
| tree | e2fcb36662977631ccf9c40cd0eb33f39df7780e /arch | |
| parent | c8d2bc9bc39ebea8437fd974fdbc21847bb897a3 (diff) | |
nios2: use of_property_read_bool
Use of_property_read_bool instead of open-coding it as fpcu_has.
Convert the members of struct cpuinfo from u32 to bool accordingly as
they are only used as boolean anyhow.
Signed-off-by: Tobias Klauser <tklauser@distanz.ch>
Acked-by: Ley Foon Tan <lftan@altera.com>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/nios2/include/asm/cpuinfo.h | 8 | ||||
| -rw-r--r-- | arch/nios2/kernel/cpuinfo.c | 15 |
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"); |