* [PATCH v2] configs: ls1021a: Append CMA configuration to bootargs
@ 2020-04-23 14:37 Alison Wang
2020-04-24 7:42 ` Priyanka Jain
2020-04-30 12:34 ` Priyanka Jain
0 siblings, 2 replies; 3+ messages in thread
From: Alison Wang @ 2020-04-23 14:37 UTC (permalink / raw)
To: u-boot
The default reserved memory for CMA is high memory. If LPAE is enabled,
highmem pages are non-remapped and can not be used with
dma_alloc_coherent. Reserving low memory for CMA is needed for LS1021A.
This patch appends the related CMA configuration to bootargs.
Signed-off-by: Shengzhou Liu <Shengzhou.Liu@nxp.com>
Signed-off-by: Alison Wang <alison.wang@nxp.com>
---
Change in v2:
- Update the comment.
include/configs/ls1021atwr.h | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/include/configs/ls1021atwr.h b/include/configs/ls1021atwr.h
index a6289850ca..45ce460dca 100644
--- a/include/configs/ls1021atwr.h
+++ b/include/configs/ls1021atwr.h
@@ -297,7 +297,8 @@
#ifdef CONFIG_LPUART
#define CONFIG_EXTRA_ENV_SETTINGS \
- "bootargs=root=/dev/ram0 rw console=ttyLP0,115200 $othbootargs\0" \
+ "bootargs=root=/dev/ram0 rw console=ttyLP0,115200 " \
+ "cma=64M at 0x0-0xb0000000\0" \
"initrd_high=0xffffffff\0" \
"fdt_addr=0x64f00000\0" \
"kernel_addr=0x65000000\0" \
@@ -353,7 +354,8 @@
"$kernel_size && bootm $load_addr#$board\0"
#else
#define CONFIG_EXTRA_ENV_SETTINGS \
- "bootargs=root=/dev/ram0 rw console=ttyS0,115200 $othbootargs\0" \
+ "bootargs=root=/dev/ram0 rw console=ttyS0,115200 " \
+ "cma=64M at 0x0-0xb0000000\0" \
"initrd_high=0xffffffff\0" \
"fdt_addr=0x64f00000\0" \
"kernel_addr=0x61000000\0" \
--
2.17.1
^ permalink raw reply related [flat|nested] 3+ messages in thread
* [PATCH v2] configs: ls1021a: Append CMA configuration to bootargs
2020-04-23 14:37 [PATCH v2] configs: ls1021a: Append CMA configuration to bootargs Alison Wang
@ 2020-04-24 7:42 ` Priyanka Jain
2020-04-30 12:34 ` Priyanka Jain
1 sibling, 0 replies; 3+ messages in thread
From: Priyanka Jain @ 2020-04-24 7:42 UTC (permalink / raw)
To: u-boot
>-----Original Message-----
>From: U-Boot <u-boot-bounces@lists.denx.de> On Behalf Of Alison Wang
>Sent: Thursday, April 23, 2020 8:08 PM
>To: u-boot at lists.denx.de; Priyanka Jain <priyanka.jain@nxp.com>; Jagdish
>Gediya <jagdish.gediya@nxp.com>
>Cc: Shengzhou Liu <shengzhou.liu@nxp.com>
>Subject: [PATCH v2] configs: ls1021a: Append CMA configuration to bootargs
>
>The default reserved memory for CMA is high memory. If LPAE is enabled,
>highmem pages are non-remapped and can not be used with
>dma_alloc_coherent. Reserving low memory for CMA is needed for LS1021A.
>This patch appends the related CMA configuration to bootargs.
>
>Signed-off-by: Shengzhou Liu <Shengzhou.Liu@nxp.com>
>Signed-off-by: Alison Wang <alison.wang@nxp.com>
>---
>Change in v2:
> - Update the comment.
>
> include/configs/ls1021atwr.h | 6 ++++--
> 1 file changed, 4 insertions(+), 2 deletions(-)
>
>diff --git a/include/configs/ls1021atwr.h b/include/configs/ls1021atwr.h index
>a6289850ca..45ce460dca 100644
>--- a/include/configs/ls1021atwr.h
>+++ b/include/configs/ls1021atwr.h
>@@ -297,7 +297,8 @@
>
> #ifdef CONFIG_LPUART
> #define CONFIG_EXTRA_ENV_SETTINGS \
>- "bootargs=root=/dev/ram0 rw console=ttyLP0,115200
>$othbootargs\0" \
>+ "bootargs=root=/dev/ram0 rw console=ttyLP0,115200 " \
>+ "cma=64M at 0x0-0xb0000000\0" \
> "initrd_high=0xffffffff\0" \
> "fdt_addr=0x64f00000\0" \
> "kernel_addr=0x65000000\0" \
>@@ -353,7 +354,8 @@
> "$kernel_size && bootm $load_addr#$board\0"
> #else
> #define CONFIG_EXTRA_ENV_SETTINGS \
>- "bootargs=root=/dev/ram0 rw console=ttyS0,115200 $othbootargs\0"
>\
>+ "bootargs=root=/dev/ram0 rw console=ttyS0,115200 " \
>+ "cma=64M at 0x0-0xb0000000\0" \
> "initrd_high=0xffffffff\0" \
> "fdt_addr=0x64f00000\0" \
> "kernel_addr=0x61000000\0" \
>--
>2.17.1
Reviewed-by: Priyanka Jain <priyanka.jain@nxp.com>
^ permalink raw reply [flat|nested] 3+ messages in thread
* [PATCH v2] configs: ls1021a: Append CMA configuration to bootargs
2020-04-23 14:37 [PATCH v2] configs: ls1021a: Append CMA configuration to bootargs Alison Wang
2020-04-24 7:42 ` Priyanka Jain
@ 2020-04-30 12:34 ` Priyanka Jain
1 sibling, 0 replies; 3+ messages in thread
From: Priyanka Jain @ 2020-04-30 12:34 UTC (permalink / raw)
To: u-boot
>-----Original Message-----
>From: U-Boot <u-boot-bounces@lists.denx.de> On Behalf Of Alison Wang
>Sent: Thursday, April 23, 2020 8:08 PM
>To: u-boot at lists.denx.de; Priyanka Jain <priyanka.jain@nxp.com>; Jagdish
>Gediya <jagdish.gediya@nxp.com>
>Cc: Shengzhou Liu <shengzhou.liu@nxp.com>
>Subject: [PATCH v2] configs: ls1021a: Append CMA configuration to bootargs
>
>The default reserved memory for CMA is high memory. If LPAE is enabled,
>highmem pages are non-remapped and can not be used with
>dma_alloc_coherent. Reserving low memory for CMA is needed for LS1021A.
>This patch appends the related CMA configuration to bootargs.
>
>Signed-off-by: Shengzhou Liu <Shengzhou.Liu@nxp.com>
>Signed-off-by: Alison Wang <alison.wang@nxp.com>
>---
Applied to fsl-qoriq. Awaiting upstream
Thanks
Priyanka
^ permalink raw reply [flat|nested] 3+ messages in thread
end of thread, other threads:[~2020-04-30 12:34 UTC | newest]
Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2020-04-23 14:37 [PATCH v2] configs: ls1021a: Append CMA configuration to bootargs Alison Wang
2020-04-24 7:42 ` Priyanka Jain
2020-04-30 12:34 ` Priyanka Jain
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.