On 5 January 2012 10:06, Olof Johansson <olof@xxxxxxxxx> wrote:
> On Wed, Jan 4, 2012 at 8:25 PM, Amit Daniel Kachhap
> <amit.kachhap@xxxxxxxxxx> wrote:
>> This patch enables calling generic l2 setup functions if device tree is used.
>>
>> Signed-off-by: Amit Daniel Kachhap <amit.kachhap@xxxxxxxxxx>
>> ---
>> arch/arm/mach-exynos/common.c | 14 ++++++++++++--
>> 1 files changed, 12 insertions(+), 2 deletions(-)
>>
>> diff --git a/arch/arm/mach-exynos/common.c b/arch/arm/mach-exynos/common.c
>> index f8bb808..e91b92d 100644
>> --- a/arch/arm/mach-exynos/common.c
>> +++ b/arch/arm/mach-exynos/common.c
>> @@ -47,6 +47,8 @@
>> #include <plat/regs-serial.h>
>>
>> #include "common.h"
>> +#define L2_AUX_VAL 0x7C470001
>> +#define L2_AUX_MASK 0xC200ffff
>>
>> static const char name_exynos4210[] = "EXYNOS4210";
>> static const char name_exynos4212[] = "EXYNOS4212";
>> @@ -453,6 +455,15 @@ core_initcall(exynos4_core_init);
>> #ifdef CONFIG_CACHE_L2X0
>> static int __init exynos4_l2x0_cache_init(void)
>> {
>> +#ifdef CONFIG_OF
>> + int ret;
>> + ret = l2x0_of_init(L2_AUX_VAL, L2_AUX_MASK);
>> + if (!ret) {
>> + l2x0_regs_phys = virt_to_phys(&l2x0_saved_regs);
>> + clean_dcache_area(&l2x0_regs_phys, sizeof(unsigned long));
>> + return 0;
>> + }
>> +#endif
>
> No need for ifdef here, if CONFIG_OF is off, then there's a static
> inline version of l2x_of_init() that will return -ENODEV.
Will accept your suggestion. Thanks
>
>
> -Olof
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