[U-Boot] [PATCH 3/4] i.MX6: implement enable_caches()
Marek Vasut
marex at denx.de
Sat Mar 3 00:26:27 CET 2012
> disabled by default until drivers are fixed
>
> Signed-off-by: Eric Nelson <eric.nelson at boundarydevices.com>
> ---
> arch/arm/cpu/armv7/mx6/soc.c | 8 ++++++++
> include/configs/mx6qarm2.h | 2 ++
> include/configs/mx6qsabrelite.h | 2 ++
> 3 files changed, 12 insertions(+), 0 deletions(-)
>
> diff --git a/arch/arm/cpu/armv7/mx6/soc.c b/arch/arm/cpu/armv7/mx6/soc.c
> index 2ac74b5..eb418eb 100644
> --- a/arch/arm/cpu/armv7/mx6/soc.c
> +++ b/arch/arm/cpu/armv7/mx6/soc.c
> @@ -79,6 +79,14 @@ int arch_cpu_init(void)
> }
> #endif
>
> +#ifndef CONFIG_SYS_DCACHE_OFF
> +void enable_caches(void)
> +{
> + /* Enable D-cache. I-cache is already enabled in start.S */
> + dcache_enable();
> +}
> +#endif
> +
> #if defined(CONFIG_FEC_MXC)
> void imx_get_mac_from_fuse(int dev_id, unsigned char *mac)
> {
> diff --git a/include/configs/mx6qarm2.h b/include/configs/mx6qarm2.h
> index 0962d3c..e83aec6 100644
> --- a/include/configs/mx6qarm2.h
> +++ b/include/configs/mx6qarm2.h
> @@ -169,4 +169,6 @@
>
> #define CONFIG_OF_LIBFDT
>
> +#define CONFIG_SYS_DCACHE_OFF
> +
> #endif /* __CONFIG_H */
> diff --git a/include/configs/mx6qsabrelite.h
> b/include/configs/mx6qsabrelite.h index a1a2267..3bd9bdb 100644
> --- a/include/configs/mx6qsabrelite.h
> +++ b/include/configs/mx6qsabrelite.h
> @@ -210,4 +210,6 @@
>
> #define CONFIG_OF_LIBFDT
>
> +#define CONFIG_SYS_DCACHE_OFF
> +
> #endif /* __CONFIG_H */
Acked-by: Marek Vasut <marex at denx.de>
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