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ARM: rmobile: Add PRR CPU ID macros 

Replace the ad-hoc values in the PRR CPU ID table with macros,
so that users can use rmobile_get_cpu_type() can compare the
returned value with these macros to figure out on which CPU they
are running.

Signed-off-by: Marek Vasut <marek.vasut+renesas@gmail.com>
Cc: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
This commit is contained in:
Marek Vasut 2017-11-25 23:54:10 +01:00
parent 654f37da64
commit 262e91566f
2 changed files with 20 additions and 9 deletions
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18
arch/arm/mach-rmobile/cpu_info.c
View File

@ -49,15 +49,15 @@ static const struct {
u16 cpu_type; u16 cpu_type;
u8 cpu_name[10]; u8 cpu_name[10];
} rmobile_cpuinfo[] = { } rmobile_cpuinfo[] = {
{ 0x37, "SH73A0" }, { RMOBILE_CPU_TYPE_SH73A0, "SH73A0" },
{ 0x40, "R8A7740" }, { RMOBILE_CPU_TYPE_R8A7740, "R8A7740" },
{ 0x45, "R8A7790" }, { RMOBILE_CPU_TYPE_R8A7790, "R8A7790" },
{ 0x47, "R8A7791" }, { RMOBILE_CPU_TYPE_R8A7791, "R8A7791" },
{ 0x4A, "R8A7792" }, { RMOBILE_CPU_TYPE_R8A7792, "R8A7792" },
{ 0x4B, "R8A7793" }, { RMOBILE_CPU_TYPE_R8A7793, "R8A7793" },
{ 0x4C, "R8A7794" }, { RMOBILE_CPU_TYPE_R8A7794, "R8A7794" },
{ 0x4F, "R8A7795" }, { RMOBILE_CPU_TYPE_R8A7795, "R8A7795" },
{ 0x52, "R8A7796" }, { RMOBILE_CPU_TYPE_R8A7796, "R8A7796" },
{ 0x0, "CPU" }, { 0x0, "CPU" },
}; };

11
arch/arm/mach-rmobile/include/mach/rmobile.h
View File

@ -23,6 +23,17 @@
#endif #endif
#endif /* CONFIG_ARCH_RMOBILE */ #endif /* CONFIG_ARCH_RMOBILE */
/* PRR CPU IDs */
#define RMOBILE_CPU_TYPE_SH73A0 0x37
#define RMOBILE_CPU_TYPE_R8A7740 0x40
#define RMOBILE_CPU_TYPE_R8A7790 0x45
#define RMOBILE_CPU_TYPE_R8A7791 0x47
#define RMOBILE_CPU_TYPE_R8A7792 0x4A
#define RMOBILE_CPU_TYPE_R8A7793 0x4B
#define RMOBILE_CPU_TYPE_R8A7794 0x4C
#define RMOBILE_CPU_TYPE_R8A7795 0x4F
#define RMOBILE_CPU_TYPE_R8A7796 0x52
#ifndef __ASSEMBLY__ #ifndef __ASSEMBLY__
u32 rmobile_get_cpu_type(void); u32 rmobile_get_cpu_type(void);
u32 rmobile_get_cpu_rev_integer(void); u32 rmobile_get_cpu_rev_integer(void);