[U-Boot] [PATCH 05/12 V3] Exynos5420: Modify TZPC init to support 5420

[Simon Glass]

Hi Rajeshwari,

On Wed, Sep 11, 2013 at 4:01 AM, Rajeshwari S Shinde <
rajeshwari.s at samsung.com> wrote:

> From: Akshay Saraswat <akshay.s at samsung.com>
>
> Currently, part of TZPC init code for Exynos5 starts setting DECPROT
> from the base address 0x10100000 upto 0x10190000 but in case of
> Exynos5420 we need it to start from 0x0100E0000 and keep end address
> same as 0x10190000.
>
> Signed-off-by: Rajeshwari S Shinde <rajeshwari.s at samsung.com>
> Signed-off-by: Akshay Saraswat <akshay.s at samsung.com>
> ---
> Changes in V2:
>         - None
> Changes in V3:
>         - None
>  arch/arm/cpu/armv7/exynos/tzpc.c | 7 ++++++-
>  1 file changed, 6 insertions(+), 1 deletion(-)
>
> diff --git a/arch/arm/cpu/armv7/exynos/tzpc.c
> b/arch/arm/cpu/armv7/exynos/tzpc.c
> index 395077c..1102596 100644
> --- a/arch/arm/cpu/armv7/exynos/tzpc.c
> +++ b/arch/arm/cpu/armv7/exynos/tzpc.c
> @@ -23,7 +23,12 @@ void tzpc_init(void)
>         else if (cpu_is_exynos4())
>                 end = start + ((EXYNOS4_NR_TZPC_BANKS - 1) *
> TZPC_BASE_OFFSET);
>
> -       for (addr = start; addr <= end; addr += TZPC_BASE_OFFSET) {
> +       if (proid_is_exynos5420())
> +               addr = start - 0x20000;
>

Shouldn't this be in a #define somewhere?


> +       else
> +               addr = start;
> +
> +       for (; addr <= end; addr += TZPC_BASE_OFFSET) {
>                 tzpc = (struct exynos_tzpc *)addr;
>
>                 if (addr == start)
> --
> 1.7.12.4
>
>
Regards,
Simon