[U-Boot] [PATCHv3 07/17] arm: socfpga: spl: add sdram init and calibration

Pavel Machek pavel at denx.de
Tue Mar 31 23:00:17 CEST 2015


On Mon 2015-03-30 17:01:08, dinguyen at opensource.altera.com wrote:
> From: Dinh Nguyen <dinguyen at opensource.altera.com>
> 
> Add a call to checkboard along with sdram intilialization and calibration.
> 
> Signed-off-by: Dinh Nguyen <dinguyen at opensource.altera.com>
> ---
> v3: Use debug instead of puts and add a newline for visual separation
> v2: Add a fail message
> ---
>  arch/arm/cpu/armv7/socfpga/spl.c | 13 +++++++++++++
>  1 file changed, 13 insertions(+)
> 
> diff --git a/arch/arm/cpu/armv7/socfpga/spl.c b/arch/arm/cpu/armv7/socfpga/spl.c
> index 787ad7f..128fe7c 100644
> --- a/arch/arm/cpu/armv7/socfpga/spl.c
> +++ b/arch/arm/cpu/armv7/socfpga/spl.c
> @@ -15,6 +15,7 @@
>  #include <asm/arch/freeze_controller.h>
>  #include <asm/arch/clock_manager.h>
>  #include <asm/arch/scan_manager.h>
> +#include <asm/arch/sdram.h>
>  
>  DECLARE_GLOBAL_DATA_PTR;
>  
> @@ -174,4 +175,16 @@ void spl_board_init(void)
>  
>  	/* enable console uart printing */
>  	preloader_console_init();
> +
> +	if (sdram_mmr_init_full(0xffffffff) != 0) {
> +		puts("SDRAM init failed\n");
> +		hang();

For consistency, you may want to add "." at end of message.

> +	}
> +
> +	debug("SDRAM: Calibrating PHY\n");
> +	/* SDRAM calibration */
> +	if (sdram_calibration_full() == 0) {
> +		puts("SDRAM calibration failed!\n");
> +		hang();

I'd change ! to . here, but...

Reviewed-by: Pavel Machek <pavel at ucw.cz>
									Pavel
-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html


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