* [U-Boot] [PATCH 1/2] mx6qsabre_common: Enable DCACHE and CONFIG_MMC_BOUNCE_BUFFER
@ 2012-10-17 17:33 Fabio Estevam
2012-10-17 17:33 ` [U-Boot] [PATCH 2/2] mx6qarm2: " Fabio Estevam
2012-10-20 15:08 ` [U-Boot] [PATCH 1/2] mx6qsabre_common: " Stefano Babic
0 siblings, 2 replies; 6+ messages in thread
From: Fabio Estevam @ 2012-10-17 17:33 UTC (permalink / raw)
To: u-boot
From: Fabio Estevam <fabio.estevam@freescale.com>
Data cache and CONFIG_MMC_BOUNCE_BUFFER can be safely enabled now.
Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
---
include/configs/mx6qsabre_common.h | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/include/configs/mx6qsabre_common.h b/include/configs/mx6qsabre_common.h
index e25e943..bfb9cd4 100644
--- a/include/configs/mx6qsabre_common.h
+++ b/include/configs/mx6qsabre_common.h
@@ -45,6 +45,7 @@
#define CONFIG_MMC
#define CONFIG_CMD_MMC
#define CONFIG_GENERIC_MMC
+#define CONFIG_MMC_BOUNCE_BUFFER
#define CONFIG_CMD_EXT2
#define CONFIG_CMD_FAT
#define CONFIG_DOS_PARTITION
@@ -168,8 +169,6 @@
#define CONFIG_OF_LIBFDT
-#define CONFIG_SYS_DCACHE_OFF
-
#ifndef CONFIG_SYS_DCACHE_OFF
#define CONFIG_CMD_CACHE
#endif
--
1.7.9.5
^ permalink raw reply related [flat|nested] 6+ messages in thread
* [U-Boot] [PATCH 2/2] mx6qarm2: Enable DCACHE and CONFIG_MMC_BOUNCE_BUFFER
2012-10-17 17:33 [U-Boot] [PATCH 1/2] mx6qsabre_common: Enable DCACHE and CONFIG_MMC_BOUNCE_BUFFER Fabio Estevam
@ 2012-10-17 17:33 ` Fabio Estevam
2012-10-18 2:29 ` Liu Hui-R64343
2012-10-20 15:08 ` Stefano Babic
2012-10-20 15:08 ` [U-Boot] [PATCH 1/2] mx6qsabre_common: " Stefano Babic
1 sibling, 2 replies; 6+ messages in thread
From: Fabio Estevam @ 2012-10-17 17:33 UTC (permalink / raw)
To: u-boot
From: Fabio Estevam <fabio.estevam@freescale.com>
Data cache and CONFIG_MMC_BOUNCE_BUFFER can be safely enabled now.
Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
---
include/configs/mx6qarm2.h | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/include/configs/mx6qarm2.h b/include/configs/mx6qarm2.h
index 965bea3..b425fed 100644
--- a/include/configs/mx6qarm2.h
+++ b/include/configs/mx6qarm2.h
@@ -50,6 +50,7 @@
#define CONFIG_MMC
#define CONFIG_CMD_MMC
#define CONFIG_GENERIC_MMC
+#define CONFIG_MMC_BOUNCE_BUFFER
#define CONFIG_CMD_FAT
#define CONFIG_DOS_PARTITION
@@ -164,6 +165,4 @@
#define CONFIG_OF_LIBFDT
#define CONFIG_CMD_BOOTZ
-#define CONFIG_SYS_DCACHE_OFF
-
#endif /* __CONFIG_H */
--
1.7.9.5
^ permalink raw reply related [flat|nested] 6+ messages in thread
* [U-Boot] [PATCH 2/2] mx6qarm2: Enable DCACHE and CONFIG_MMC_BOUNCE_BUFFER
2012-10-17 17:33 ` [U-Boot] [PATCH 2/2] mx6qarm2: " Fabio Estevam
@ 2012-10-18 2:29 ` Liu Hui-R64343
2012-10-18 12:27 ` Fabio Estevam
2012-10-20 15:08 ` Stefano Babic
1 sibling, 1 reply; 6+ messages in thread
From: Liu Hui-R64343 @ 2012-10-18 2:29 UTC (permalink / raw)
To: u-boot
>-----Original Message-----
From: u-boot-bounces@lists.denx.de [mailto:u-boot-bounces at lists.denx.de]
>On Behalf Of Fabio Estevam
>Sent: Thursday, October 18, 2012 1:33 AM
>To: sbabic at denx.de
>Cc: Estevam Fabio-R49496; u-boot at lists.denx.de
>Subject: [U-Boot] [PATCH 2/2] mx6qarm2: Enable DCACHE and
>CONFIG_MMC_BOUNCE_BUFFER
>
>From: Fabio Estevam <fabio.estevam@freescale.com>
>
>Data cache and CONFIG_MMC_BOUNCE_BUFFER can be safely enabled now.
Why we need enable CONFIG_MMC_BOUNCE_BUFFER?
>
>Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
>---
> include/configs/mx6qarm2.h | 3 +--
> 1 file changed, 1 insertion(+), 2 deletions(-)
>
>diff --git a/include/configs/mx6qarm2.h b/include/configs/mx6qarm2.h index
>965bea3..b425fed 100644
>--- a/include/configs/mx6qarm2.h
>+++ b/include/configs/mx6qarm2.h
>@@ -50,6 +50,7 @@
> #define CONFIG_MMC
> #define CONFIG_CMD_MMC
> #define CONFIG_GENERIC_MMC
>+#define CONFIG_MMC_BOUNCE_BUFFER
> #define CONFIG_CMD_FAT
> #define CONFIG_DOS_PARTITION
>
>@@ -164,6 +165,4 @@
> #define CONFIG_OF_LIBFDT
> #define CONFIG_CMD_BOOTZ
>
>-#define CONFIG_SYS_DCACHE_OFF
>-
> #endif /* __CONFIG_H */
>--
>1.7.9.5
>
>_______________________________________________
>U-Boot mailing list
>U-Boot at lists.denx.de
>http://lists.denx.de/mailman/listinfo/u-boot
^ permalink raw reply [flat|nested] 6+ messages in thread
* [U-Boot] [PATCH 2/2] mx6qarm2: Enable DCACHE and CONFIG_MMC_BOUNCE_BUFFER
2012-10-18 2:29 ` Liu Hui-R64343
@ 2012-10-18 12:27 ` Fabio Estevam
0 siblings, 0 replies; 6+ messages in thread
From: Fabio Estevam @ 2012-10-18 12:27 UTC (permalink / raw)
To: u-boot
Hi Jason,
On Wed, Oct 17, 2012 at 11:29 PM, Liu Hui-R64343 <r64343@freescale.com> wrote:
> Why we need enable CONFIG_MMC_BOUNCE_BUFFER?
I learned the following from Marek:
"you can't flush cache over unaligned addresses
so .. to make DMA work, we use the bounce buffer
so the address is cache aligned"
Regards,
Fabio Estevam
^ permalink raw reply [flat|nested] 6+ messages in thread
* [U-Boot] [PATCH 2/2] mx6qarm2: Enable DCACHE and CONFIG_MMC_BOUNCE_BUFFER
2012-10-17 17:33 ` [U-Boot] [PATCH 2/2] mx6qarm2: " Fabio Estevam
2012-10-18 2:29 ` Liu Hui-R64343
@ 2012-10-20 15:08 ` Stefano Babic
1 sibling, 0 replies; 6+ messages in thread
From: Stefano Babic @ 2012-10-20 15:08 UTC (permalink / raw)
To: u-boot
Am 17/10/2012 19:33, schrieb Fabio Estevam:
> From: Fabio Estevam <fabio.estevam@freescale.com>
>
> Data cache and CONFIG_MMC_BOUNCE_BUFFER can be safely enabled now.
>
> Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
> ---
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
=====================================================================
^ permalink raw reply [flat|nested] 6+ messages in thread
* [U-Boot] [PATCH 1/2] mx6qsabre_common: Enable DCACHE and CONFIG_MMC_BOUNCE_BUFFER
2012-10-17 17:33 [U-Boot] [PATCH 1/2] mx6qsabre_common: Enable DCACHE and CONFIG_MMC_BOUNCE_BUFFER Fabio Estevam
2012-10-17 17:33 ` [U-Boot] [PATCH 2/2] mx6qarm2: " Fabio Estevam
@ 2012-10-20 15:08 ` Stefano Babic
1 sibling, 0 replies; 6+ messages in thread
From: Stefano Babic @ 2012-10-20 15:08 UTC (permalink / raw)
To: u-boot
Am 17/10/2012 19:33, schrieb Fabio Estevam:
> From: Fabio Estevam <fabio.estevam@freescale.com>
>
> Data cache and CONFIG_MMC_BOUNCE_BUFFER can be safely enabled now.
>
> Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
> ---
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
=====================================================================
^ permalink raw reply [flat|nested] 6+ messages in thread
end of thread, other threads:[~2012-10-20 15:08 UTC | newest]
Thread overview: 6+ messages (download: mbox.gz follow: Atom feed
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2012-10-17 17:33 [U-Boot] [PATCH 1/2] mx6qsabre_common: Enable DCACHE and CONFIG_MMC_BOUNCE_BUFFER Fabio Estevam
2012-10-17 17:33 ` [U-Boot] [PATCH 2/2] mx6qarm2: " Fabio Estevam
2012-10-18 2:29 ` Liu Hui-R64343
2012-10-18 12:27 ` Fabio Estevam
2012-10-20 15:08 ` Stefano Babic
2012-10-20 15:08 ` [U-Boot] [PATCH 1/2] mx6qsabre_common: " Stefano Babic
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