On Wed, Feb 10, 2010 at 08:56:15PM +0100, Matthias Kaehlcke wrote:
> Before programming the SDRAM mode registers, mode register update mode must be
> selected by setting the MRS bit and clearing INIT in GlConfig
>
> Signed-off-by: Matthias Kaehlcke <matthias@xxxxxxxxxxxx>
Ok, applied
Sascha
> ---
> board/edb93xx/sdram_cfg.c | 5 +++++
> 1 files changed, 5 insertions(+), 0 deletions(-)
>
> diff --git a/board/edb93xx/sdram_cfg.c b/board/edb93xx/sdram_cfg.c
> index 9f56f72..25b214b 100644
> --- a/board/edb93xx/sdram_cfg.c
> +++ b/board/edb93xx/sdram_cfg.c
> @@ -111,6 +111,11 @@ static void setup_refresh_timer(void)
>
> static void program_mode_registers(void)
> {
> + struct sdram_regs *sdram = (struct sdram_regs *)SDRAM_BASE;
> +
> + /* Select mode register update mode */
> + writel(GLCONFIG_MRS | GLCONFIG_CKE, &sdram->glconfig);
> +
> PROGRAM_MODE_REG(0);
>
> #if (CONFIG_EP93XX_SDRAM_NUM_BANKS >= 2)
> --
> 1.6.5
>
>
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