diff mbox series

arm: mediatek: fix ram init for mt7622 (decrease to 1G)

Message ID 20240615093456.95856-1-linux@fw-web.de
State Accepted
Commit efee71ab4d51e4ee68960a93b0c23682be040bd9
Delegated to: Tom Rini
Headers show
Series arm: mediatek: fix ram init for mt7622 (decrease to 1G) | expand

Commit Message

Frank Wunderlich June 15, 2024, 9:34 a.m. UTC 
From: Frank Wunderlich <frank-w@public-files.de>

RAM init on mt7622 based bananapi R64 is broken since v2023.10.

Increasing the mem-map does not help here, so i reduced the maximum
available ram in get_ram_size call from 2G to 1G (board has only 1G).

Fixes: 5fd6d4c7b3ad ("arm: mediatek: retrieve ram_base from dts node for armv8 platform")
Signed-off-by: Frank Wunderlich <frank-w@public-files.de>
---
 arch/arm/mach-mediatek/mt7622/init.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Comments

Frank Wunderlich June 26, 2024, 9:16 p.m. UTC | #1 
Am 15. Juni 2024 11:34:56 MESZ schrieb Frank Wunderlich <linux@fw-web.de>:
>From: Frank Wunderlich <frank-w@public-files.de>
>
>RAM init on mt7622 based bananapi R64 is broken since v2023.10.
>
>Increasing the mem-map does not help here, so i reduced the maximum
>available ram in get_ram_size call from 2G to 1G (board has only 1G).
>
>Fixes: 5fd6d4c7b3ad ("arm: mediatek: retrieve ram_base from dts node for armv8 platform")
>Signed-off-by: Frank Wunderlich <frank-w@public-files.de>
>---
> arch/arm/mach-mediatek/mt7622/init.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
>diff --git a/arch/arm/mach-mediatek/mt7622/init.c b/arch/arm/mach-mediatek/mt7622/init.c
>index 00d3eb9ce7a4..1f32ff947dcd 100644
>--- a/arch/arm/mach-mediatek/mt7622/init.c
>+++ b/arch/arm/mach-mediatek/mt7622/init.c
>@@ -28,7 +28,7 @@ int dram_init(void)
> 	if (ret)
> 		return ret;
> 
>-	gd->ram_size = get_ram_size((void *)gd->ram_base, SZ_2G);
>+	gd->ram_size = get_ram_size((void *)gd->ram_base, SZ_1G);
> 
> 	return 0;
> }

Hi Tom,

Can you pick this fix for 2024.7?


regards Frank
Tom Rini June 28, 2024, 7:51 p.m. UTC | #2 
On Sat, 15 Jun 2024 11:34:56 +0200, Frank Wunderlich wrote:

> RAM init on mt7622 based bananapi R64 is broken since v2023.10.
> 
> Increasing the mem-map does not help here, so i reduced the maximum
> available ram in get_ram_size call from 2G to 1G (board has only 1G).
> 
> 

Applied to u-boot/master, thanks!
diff mbox series

Patch

diff --git a/arch/arm/mach-mediatek/mt7622/init.c b/arch/arm/mach-mediatek/mt7622/init.c
index 00d3eb9ce7a4..1f32ff947dcd 100644
--- a/arch/arm/mach-mediatek/mt7622/init.c
+++ b/arch/arm/mach-mediatek/mt7622/init.c
@@ -28,7 +28,7 @@  int dram_init(void)
 	if (ret)
 		return ret;
 
-	gd->ram_size = get_ram_size((void *)gd->ram_base, SZ_2G);
+	gd->ram_size = get_ram_size((void *)gd->ram_base, SZ_1G);
 
 	return 0;
 }