On 12/2/11, Kukjin Kim <kgene.kim@xxxxxxxxxxx> wrote:
> MyungJoo Ham wrote:
>>
>> - Add DMC1
>> - Enlarge address space for DMC from 4k to 64k so that PPMU registers
>> may be accessed.
>>
>> Signed-off-by: MyungJoo Ham <myungjoo.ham@xxxxxxxxxxx>
>> Signed-off-by: Kyungmin Park <kyungmin.park@xxxxxxxxxxx>
>> ---
>> arch/arm/mach-exynos/cpu.c | 7 ++++++-
>> arch/arm/mach-exynos/include/mach/map.h | 1 +
>> 2 files changed, 7 insertions(+), 1 deletions(-)
>>
>> diff --git a/arch/arm/mach-exynos/cpu.c b/arch/arm/mach-exynos/cpu.c
>> index 90ec247..8bdcba9 100644
>> --- a/arch/arm/mach-exynos/cpu.c
>> +++ b/arch/arm/mach-exynos/cpu.c
>> @@ -108,7 +108,12 @@ static struct map_desc exynos4_iodesc[] __initdata =
>> {
>> }, {
>> .virtual = (unsigned long)S5P_VA_DMC0,
>> .pfn = __phys_to_pfn(EXYNOS4_PA_DMC0),
>> - .length = SZ_4K,
>> + .length = SZ_64K,
>> + .type = MT_DEVICE,
>> + }, {
>> + .virtual = (unsigned long)S5P_VA_DMC1,
>> + .pfn = __phys_to_pfn(EXYNOS4_PA_DMC1),
>> + .length = SZ_64K,
>> .type = MT_DEVICE,
>> }, {
>> .virtual = (unsigned long)S5P_VA_SROMC,
>> diff --git a/arch/arm/mach-exynos/include/mach/map.h b/arch/arm/mach-
>> exynos/include/mach/map.h
>> index 058541d..870a980 100644
>> --- a/arch/arm/mach-exynos/include/mach/map.h
>> +++ b/arch/arm/mach-exynos/include/mach/map.h
>> @@ -57,6 +57,7 @@
>> #define EXYNOS4_PA_KEYPAD 0x100A0000
>>
>> #define EXYNOS4_PA_DMC0 0x10400000
>> +#define EXYNOS4_PA_DMC1 0x10410000
>
> If required, so just '.length = SZ_128K'?...
Doesn't it more confuse and difficult to use?
Even though there's not much definitions. it defines the offset concept.
"arch/arm/mach-exynos/include/mach/regs-mem.h"
BR,
>
> Thanks.
>
> Best regards,
> Kgene.
> --
> Kukjin Kim <kgene.kim@xxxxxxxxxxx>, Senior Engineer,
> SW Solution Development Team, Samsung Electronics Co., Ltd.
>
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