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| author | Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com> | 2012-08-19 04:40:05 +0000 |
|---|---|---|
| committer | Albert ARIBAUD <albert.u.boot@aribaud.net> | 2012-10-03 02:04:22 +0200 |
| commit | 1cdf2482d11f30ad65b64cfcb02c194a5a440f75 (patch) | |
| tree | 106cd0790030d375a2577ce34bb9470dd671d754 /arch/arm/cpu/armv7/rmobile/cpu_info.c | |
| parent | 4fb44e22ec3ddc48b730865cf2c00e98224cee99 (diff) | |
| download | u-boot-imx-1cdf2482d11f30ad65b64cfcb02c194a5a440f75.zip u-boot-imx-1cdf2482d11f30ad65b64cfcb02c194a5a440f75.tar.gz u-boot-imx-1cdf2482d11f30ad65b64cfcb02c194a5a440f75.tar.bz2 | |
arm: rmobile: Add support Renesas SH73A0
Renesas SH73A0 is CPU with Cortex-A9.
This supports the basic register definition and GPIO.
Signed-off-by: Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com>
Signed-off-by: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
Diffstat (limited to 'arch/arm/cpu/armv7/rmobile/cpu_info.c')
| -rw-r--r-- | arch/arm/cpu/armv7/rmobile/cpu_info.c | 36 |
1 files changed, 16 insertions, 20 deletions
diff --git a/arch/arm/cpu/armv7/rmobile/cpu_info.c b/arch/arm/cpu/armv7/rmobile/cpu_info.c index 789c2c3..2148958 100644 --- a/arch/arm/cpu/armv7/rmobile/cpu_info.c +++ b/arch/arm/cpu/armv7/rmobile/cpu_info.c @@ -22,7 +22,6 @@ */ #include <common.h> #include <asm/io.h> -#include <asm/arch/rmobile.h> #ifdef CONFIG_ARCH_CPU_INIT int arch_cpu_init(void) @@ -40,35 +39,32 @@ void enable_caches(void) #endif #ifdef CONFIG_DISPLAY_CPUINFO -static u32 get_cpu_type(void) +static u32 __rmobile_get_cpu_type(void) { - u32 id; - u32 type; - - id = readl(CCCR); - type = (id >> 8) & 0xFF; - - return type; + return 0x0; } +u32 rmobile_get_cpu_type(void) + __attribute__((weak, alias("__rmobile_get_cpu_type"))); -static u32 get_cpu_rev(void) +static u32 __rmobile_get_cpu_rev(void) { - u32 id; - u32 rev; - - id = readl(CCCR); - rev = (id >> 4) & 0xF; - - return rev; + return 0; } +u32 rmobile_get_cpu_rev(void) + __attribute__((weak, alias("__rmobile_get_cpu_rev"))); int print_cpuinfo(void) { - switch (get_cpu_type()) { + switch (rmobile_get_cpu_type()) { + case 0x37: + printf("CPU: Renesas Electronics SH73A0 rev %d\n", + rmobile_get_cpu_rev()); + break; default: - printf("CPU: Renesas Electronics CPU rev %d\n", get_cpu_rev()); + printf("CPU: Renesas Electronics CPU rev %d\n", + get_cpu_rev()); break; } return 0; } -#endif +#endif /* CONFIG_DISPLAY_CPUINFO */ |