Patchwork [U-Boot,V2,2/3] i.MX6: implement enable_caches()

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Submitter Eric Nelson
Date March 4, 2012, 9:47 p.m.
Message ID <1330897659-9049-3-git-send-email-eric.nelson@boundarydevices.com>
Download mbox | patch
Permalink /patch/144541/
State Deferred
Delegated to: Stefano Babic
Headers show

Comments

Eric Nelson - March 4, 2012, 9:47 p.m.
disabled by default until drivers are fixed

Signed-off-by: Eric Nelson <eric.nelson@boundarydevices.com>
Acked-by: Marek Vasut <marex@denx.de>
---
 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(-)
Eric Nelson - March 13, 2012, 1:11 a.m.
On 03/04/2012 02:47 PM, Eric Nelson wrote:
> 	disabled by default until drivers are fixed
>
> Signed-off-by: Eric Nelson<eric.nelson@boundarydevices.com>
> Acked-by: Marek Vasut<marex@denx.de>
> ---
>   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(-)
>
Hi Stefano,

Can you tell that I'm doing some house-cleaning?

Let me know if there's something you'd like changed in this patch.

Regards,


Eric
Stefano Babic - March 19, 2012, 3:39 p.m.
On 13/03/2012 02:11, Eric Nelson wrote:
> On 03/04/2012 02:47 PM, Eric Nelson wrote:
>>     disabled by default until drivers are fixed
>>
>> Signed-off-by: Eric Nelson<eric.nelson@boundarydevices.com>
>> Acked-by: Marek Vasut<marex@denx.de>
>> ---
>>   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(-)
>>

Applied to u-boot-imx, next branch.

Best regards,
Stefano Babic
Stefano Babic - April 1, 2012, 1:29 p.m.
On 19/03/2012 16:39, Stefano Babic wrote:
> On 13/03/2012 02:11, Eric Nelson wrote:
>> On 03/04/2012 02:47 PM, Eric Nelson wrote:
>>>     disabled by default until drivers are fixed
>>>
>>> Signed-off-by: Eric Nelson<eric.nelson@boundarydevices.com>
>>> Acked-by: Marek Vasut<marex@denx.de>
>>> ---
>>>   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(-)
>>>
> 
> Applied to u-boot-imx, next branch.

Wrong - merge into u-boot-imx, master. It goes in this release.

Best regards,
Stefano Babic

Patch

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 8bc8a83..d3b31fe 100644
--- a/include/configs/mx6qsabrelite.h
+++ b/include/configs/mx6qsabrelite.h
@@ -212,4 +212,6 @@ 
 
 #define CONFIG_OF_LIBFDT
 
+#define CONFIG_SYS_DCACHE_OFF
+
 #endif                         /* __CONFIG_H */