[PATCH V5 REPOST 4/7] ARM: rpi_b: disable rpi_b dcache explicitly
Albert ARIBAUD
albert.u.boot at aribaud.net
Wed Mar 20 11:31:18 EDT 2013
Hi Stephen,
On Tue, 15 Jan 2013 19:26:56 -0700, Stephen Warren
<swarren at wwwdotorg.org> wrote:
> There appears to be no implementation of flush_dcache_range() for
> ARM1176, so explicitly disable dcache support to avoid references to
> that function from the LCD core in the next patch. This was presumably
> not noticed before simply because no drivers for the rpi_b were
> attempting DMA.
>
> Signed-off-by: Stephen Warren <swarren at wwwdotorg.org>
> ---
> v5: No change; merged patch series.
> v4: New patch.
> ---
> include/configs/rpi_b.h | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/include/configs/rpi_b.h b/include/configs/rpi_b.h
> index cf62e45..5db31f5 100644
> --- a/include/configs/rpi_b.h
> +++ b/include/configs/rpi_b.h
> @@ -23,6 +23,7 @@
> #define CONFIG_ARM1176
> #define CONFIG_BCM2835
> #define CONFIG_ARCH_CPU_INIT
> +#define CONFIG_SYS_DCACHE_OFF
> /*
> * 2835 is a SKU in a series for which the 2708 is the first or primary SoC,
> * so 2708 has historically been used rather than a dedicated 2835 ID.
Applied to u-boot-arm/master, thanks!
Amicalement,
--
Albert.
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