[U-Boot] [PATCH] mx5: Enable dcache

[U-Boot] [PATCH] mx5: Enable dcache

[Benoît Thébaudeau]

Now that the main i.MX features work fine with dcache enabled, enabled it by
default if CONFIG_SYS_DCACHE_OFF is not defined.

Signed-off-by: Beno?t Th?baudeau <benoit.thebaudeau@advansee.com>
Cc: Stefano Babic <sbabic@denx.de>
---
 .../arch/arm/cpu/armv7/mx5/soc.c                   |    8 ++++++++
 1 file changed, 8 insertions(+)

diff --git u-boot-4d3c95f.orig/arch/arm/cpu/armv7/mx5/soc.c u-boot-4d3c95f/arch/arm/cpu/armv7/mx5/soc.c
index 3f5a4f7..98203ba 100644
--- u-boot-4d3c95f.orig/arch/arm/cpu/armv7/mx5/soc.c
+++ u-boot-4d3c95f/arch/arm/cpu/armv7/mx5/soc.c
@@ -71,6 +71,14 @@ u32 get_cpu_rev(void)
 	return system_rev;
 }
 
+#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)
 {

[U-Boot] [PATCH] mx5: Enable dcache

[Stefano Babic]

On 14/08/2012 15:17, Beno?t Th?baudeau wrote:
> Now that the main i.MX features work fine with dcache enabled, enabled it by
> default if CONFIG_SYS_DCACHE_OFF is not defined.
> 
> Signed-off-by: Beno?t Th?baudeau <benoit.thebaudeau@advansee.com>
> Cc: Stefano Babic <sbabic@denx.de>
> ---
>  .../arch/arm/cpu/armv7/mx5/soc.c                   |    8 ++++++++
>  1 file changed, 8 insertions(+)
> 
> diff --git u-boot-4d3c95f.orig/arch/arm/cpu/armv7/mx5/soc.c u-boot-4d3c95f/arch/arm/cpu/armv7/mx5/soc.c
> index 3f5a4f7..98203ba 100644
> --- u-boot-4d3c95f.orig/arch/arm/cpu/armv7/mx5/soc.c
> +++ u-boot-4d3c95f/arch/arm/cpu/armv7/mx5/soc.c
> @@ -71,6 +71,14 @@ u32 get_cpu_rev(void)
>  	return system_rev;
>  }
>  
> +#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)
>  {
> 

Acked-by: Stefano Babic <sbabic@denx.de>

Best regards,
Stefano Babic

-- 
=====================================================================
DENX Software Engineering GmbH,     MD: Wolfgang Denk & Detlev Zundel
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: +49-8142-66989-53 Fax: +49-8142-66989-80 Email: sbabic at denx.de
=====================================================================

[U-Boot] [PATCH] mx5: Enable dcache

[Stefano Babic]

On 14/08/2012 15:17, Beno?t Th?baudeau wrote:
> Now that the main i.MX features work fine with dcache enabled, enabled it by
> default if CONFIG_SYS_DCACHE_OFF is not defined.
> 
> Signed-off-by: Beno?t Th?baudeau <benoit.thebaudeau@advansee.com>
> Cc: Stefano Babic <sbabic@denx.de>
> ---
>  .../arch/arm/cpu/armv7/mx5/soc.c                   |    8 ++++++++
>  1 file changed, 8 insertions(+)
> 
> diff --git u-boot-4d3c95f.orig/arch/arm/cpu/armv7/mx5/soc.c u-boot-4d3c95f/arch/arm/cpu/armv7/mx5/soc.c
> index 3f5a4f7..98203ba 100644
> --- u-boot-4d3c95f.orig/arch/arm/cpu/armv7/mx5/soc.c
> +++ u-boot-4d3c95f/arch/arm/cpu/armv7/mx5/soc.c
> @@ -71,6 +71,14 @@ u32 get_cpu_rev(void)
>  	return system_rev;
>  }
>  
> +#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)
>  {
> 
Applied to u-boot-imx, thanks.

Best regards,
Stefano Babic

-- 
=====================================================================
DENX Software Engineering GmbH,     MD: Wolfgang Denk & Detlev Zundel
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: +49-8142-66989-53 Fax: +49-8142-66989-80 Email: sbabic at denx.de
=====================================================================