diff options
| author | Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com> | 2012-07-20 13:06:54 +0900 |
|---|---|---|
| committer | Albert ARIBAUD <albert.u.boot@aribaud.net> | 2012-10-03 02:04:25 +0200 |
| commit | cfa291b7b829aaee27a94da300bc7c974e15abdf (patch) | |
| tree | be74165178ba2df32c75a63f44aa66c72a433cbe /arch/arm/cpu/armv7 | |
| parent | eae6c8abd285ea81cb3c75255c231dce77346f78 (diff) | |
arm: rmobile: Add support Renesas R8A7740
Renesas R8A7740 is CPU with Cortex-A9.
This supports the basic register definition and GPIO.
Signed-off-by: Hideyuki Sano <hideyuki.sano.dn@renesas.com>
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')
| -rw-r--r-- | arch/arm/cpu/armv7/rmobile/Makefile | 2 | ||||
| -rw-r--r-- | arch/arm/cpu/armv7/rmobile/cpu_info-r8a7740.c | 48 | ||||
| -rw-r--r-- | arch/arm/cpu/armv7/rmobile/cpu_info.c | 6 |
3 files changed, 56 insertions, 0 deletions
diff --git a/arch/arm/cpu/armv7/rmobile/Makefile b/arch/arm/cpu/armv7/rmobile/Makefile index dd0aede92d..6554f362a1 100644 --- a/arch/arm/cpu/armv7/rmobile/Makefile +++ b/arch/arm/cpu/armv7/rmobile/Makefile @@ -30,6 +30,8 @@ COBJS-y += cpu_info.o COBJS-$(CONFIG_DISPLAY_BOARDINFO) += board.o COBJS-$(CONFIG_GLOBAL_TIMER) += timer.o +COBJS-$(CONFIG_R8A7740) += cpu_info-r8a7740.o +COBJS-$(CONFIG_R8A7740) += pfc-r8a7740.o COBJS-$(CONFIG_SH73A0) += cpu_info-sh73a0.o COBJS-$(CONFIG_SH73A0) += pfc-sh73a0.o COBJS-$(CONFIG_TMU_TIMER) += $(TOPDIR)/arch/sh/lib/time.o diff --git a/arch/arm/cpu/armv7/rmobile/cpu_info-r8a7740.c b/arch/arm/cpu/armv7/rmobile/cpu_info-r8a7740.c new file mode 100644 index 0000000000..f9b0ab8a10 --- /dev/null +++ b/arch/arm/cpu/armv7/rmobile/cpu_info-r8a7740.c @@ -0,0 +1,48 @@ +/* + * (C) Copyright 2012 Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com> + * (C) Copyright 2012 Renesas Solutions Corp. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ +#include <common.h> +#include <asm/io.h> + +u32 rmobile_get_cpu_type(void) +{ + u32 id; + u32 type; + struct r8a7740_hpb *hpb = (struct r8a7740_hpb *)HPB_BASE; + + id = readl(hpb->cccr); + type = (id >> 8) & 0xFF; + + return type; +} + +u32 get_cpu_rev(void) +{ + u32 id; + u32 rev; + struct r8a7740_hpb *hpb = (struct r8a7740_hpb *)HPB_BASE; + + id = readl(hpb->cccr); + rev = (id >> 4) & 0xF; + + return rev; +} diff --git a/arch/arm/cpu/armv7/rmobile/cpu_info.c b/arch/arm/cpu/armv7/rmobile/cpu_info.c index 87287ce196..0e2b82ec58 100644 --- a/arch/arm/cpu/armv7/rmobile/cpu_info.c +++ b/arch/arm/cpu/armv7/rmobile/cpu_info.c @@ -68,6 +68,12 @@ int print_cpuinfo(void) rmobile_get_cpu_rev_integer(), rmobile_get_cpu_rev_fraction()); break; + case 0x40: + printf("CPU: Renesas Electronics R8A7740 rev %d.%d\n", + rmobile_get_cpu_rev_integer(), + rmobile_get_cpu_rev_fraction()); + break; + default: printf("CPU: Renesas Electronics CPU rev %d.%d\n", rmobile_get_cpu_rev_integer(), |