Patchwork [U-Boot] AM3517:EMIF4: fix SDRAM size to 256Mb

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Submitter hvaibhav@ti.com
Date Nov. 29, 2010, 4:23 p.m.
Message ID <1291047813-25178-1-git-send-email-hvaibhav@ti.com>
Download mbox | patch
Permalink /patch/73451/
State Accepted
Commit 279c8283db09b1168fce83fc9851ca8b36ea07f8
Headers show

Comments

hvaibhav@ti.com - Nov. 29, 2010, 4:23 p.m.
From: Vaibhav Hiremath <hvaibhav@ti.com>

With addition of "dram_init_banksize()" function from Heiko,Schocher
(commit ID: 561142af20f1fd7b425d9425730014e656defb91), the DRAM size
is getting configured wrongly to 512Mb (CS0 & CS1).
So fix it to 256Mb.

Signed-off-by: Vaibhav Hiremath <hvaibhav@ti.com>
---
 arch/arm/cpu/armv7/omap3/emif4.c |    5 +++--
 1 files changed, 3 insertions(+), 2 deletions(-)
Sandeep Paulraj - Nov. 29, 2010, 9:36 p.m.
> 
> From: Vaibhav Hiremath <hvaibhav@ti.com>
> 
> With addition of "dram_init_banksize()" function from Heiko,Schocher
> (commit ID: 561142af20f1fd7b425d9425730014e656defb91), the DRAM size
> is getting configured wrongly to 512Mb (CS0 & CS1).
> So fix it to 256Mb.
> 
> Signed-off-by: Vaibhav Hiremath <hvaibhav@ti.com>
> ---
Pushed to u-boot-ti
Sandeep Paulraj - Nov. 29, 2010, 9:37 p.m.
> From: Vaibhav Hiremath <hvaibhav@ti.com>
> 
> With addition of "dram_init_banksize()" function from Heiko,Schocher
> (commit ID: 561142af20f1fd7b425d9425730014e656defb91), the DRAM size
> is getting configured wrongly to 512Mb (CS0 & CS1).
> So fix it to 256Mb.
> 
> Signed-off-by: Vaibhav Hiremath <hvaibhav@ti.com>
> ---
>  arch/arm/cpu/armv7/omap3/emif4.c |    5 +++--
>  1 files changed, 3 insertions(+), 2 deletions(-)
> 
> diff --git a/arch/arm/cpu/armv7/omap3/emif4.c
> b/arch/arm/cpu/armv7/omap3/emif4.c
> index 0870857..2227576 100644
> --- a/arch/arm/cpu/armv7/omap3/emif4.c
> +++ b/arch/arm/cpu/armv7/omap3/emif4.c
> @@ -48,10 +48,11 @@ u32 is_mem_sdr(void)
>   */
>  u32 get_sdr_cs_size(u32 cs)
>  {
> -	u32 size;
> +	u32 size = 0;
> 
>  	/* TODO: Calculate the size based on EMIF4 configuration */
> -	size = CONFIG_SYS_CS0_SIZE;
> +	if (cs == CS0)
> +		size = CONFIG_SYS_CS0_SIZE;
> 
>  	return size;
>  }
> --
> 1.6.2.4

Pushed to u-boot-ti

Patch

diff --git a/arch/arm/cpu/armv7/omap3/emif4.c b/arch/arm/cpu/armv7/omap3/emif4.c
index 0870857..2227576 100644
--- a/arch/arm/cpu/armv7/omap3/emif4.c
+++ b/arch/arm/cpu/armv7/omap3/emif4.c
@@ -48,10 +48,11 @@  u32 is_mem_sdr(void)
  */
 u32 get_sdr_cs_size(u32 cs)
 {
-	u32 size;
+	u32 size = 0;
 
 	/* TODO: Calculate the size based on EMIF4 configuration */
-	size = CONFIG_SYS_CS0_SIZE;
+	if (cs == CS0)
+		size = CONFIG_SYS_CS0_SIZE;
 
 	return size;
 }