[U-Boot] [PATCH 2/9] arm: socfpga: Adding handoff for SDRAM ctrlcfg.extratime1

Chin Liang See clsee at altera.com
Mon Sep 19 12:12:40 CEST 2016


On Mon, 2016-09-19 at 16:24 +0200, Marek Vasut wrote:
> On 09/15/2016 09:27 AM, Chin Liang See wrote:
> > Adding new handoff for SDRAM ctrcfg.extratime1 which is
> > required for stabil LPDDR2 operation
> 
> ... stable ...
> 
> Isn't SoCDK using DDR3 DRAM ?

Yah, you are right where we won't need this patch and others except #1
one. Should I send v2 which only have first patch?

Thanks
Chin Liang

> 
> > Signed-off-by: Chin Liang See <clsee at altera.com>
> > ---
> >  board/altera/arria5-socdk/qts/sdram_config.h   | 3 +++
> >  board/altera/cyclone5-socdk/qts/sdram_config.h | 3 +++
> >  2 files changed, 6 insertions(+)
> > 
> > diff --git a/board/altera/arria5-socdk/qts/sdram_config.h
> > b/board/altera/arria5-socdk/qts/sdram_config.h
> > index e9fe60f..8964637 100644
> > --- a/board/altera/arria5-socdk/qts/sdram_config.h
> > +++ b/board/altera/arria5-socdk/qts/sdram_config.h
> > @@ -49,6 +49,9 @@
> >  #define CONFIG_HPS_SDR_CTRLCFG_DRAMTIMING3_TRTP			
> > 4
> >  #define CONFIG_HPS_SDR_CTRLCFG_DRAMTIMING4_PWRDOWNEXIT		
> > 3
> >  #define CONFIG_HPS_SDR_CTRLCFG_DRAMTIMING4_SELFRFSHEXIT		
> > 512
> > +#define
> > CONFIG_HPS_SDR_CTRLCFG_EXTRATIME1_CFG_EXTRA_CTL_CLK_RD_TO_WR 2
> > +#define
> > CONFIG_HPS_SDR_CTRLCFG_EXTRATIME1_CFG_EXTRA_CTL_CLK_RD_TO_WR_BC 2
> > +#define
> > CONFIG_HPS_SDR_CTRLCFG_EXTRATIME1_CFG_EXTRA_CTL_CLK_RD_TO_WR_DIFF_C
> > HIP 2
> >  #define CONFIG_HPS_SDR_CTRLCFG_FIFOCFG_INCSYNC			
> > 0
> >  #define CONFIG_HPS_SDR_CTRLCFG_FIFOCFG_SYNCMODE			
> > 0
> >  #define CONFIG_HPS_SDR_CTRLCFG_FPGAPORTRST			
> > 0
> > diff --git a/board/altera/cyclone5-socdk/qts/sdram_config.h
> > b/board/altera/cyclone5-socdk/qts/sdram_config.h
> > index 37c1476..1bc6f6f 100644
> > --- a/board/altera/cyclone5-socdk/qts/sdram_config.h
> > +++ b/board/altera/cyclone5-socdk/qts/sdram_config.h
> > @@ -49,6 +49,9 @@
> >  #define CONFIG_HPS_SDR_CTRLCFG_DRAMTIMING3_TRTP			
> > 3
> >  #define CONFIG_HPS_SDR_CTRLCFG_DRAMTIMING4_PWRDOWNEXIT		
> > 3
> >  #define CONFIG_HPS_SDR_CTRLCFG_DRAMTIMING4_SELFRFSHEXIT		
> > 512
> > +#define
> > CONFIG_HPS_SDR_CTRLCFG_EXTRATIME1_CFG_EXTRA_CTL_CLK_RD_TO_WR 2
> > +#define
> > CONFIG_HPS_SDR_CTRLCFG_EXTRATIME1_CFG_EXTRA_CTL_CLK_RD_TO_WR_BC 2
> > +#define
> > CONFIG_HPS_SDR_CTRLCFG_EXTRATIME1_CFG_EXTRA_CTL_CLK_RD_TO_WR_DIFF_C
> > HIP 2
> >  #define CONFIG_HPS_SDR_CTRLCFG_FIFOCFG_INCSYNC			
> > 0
> >  #define CONFIG_HPS_SDR_CTRLCFG_FIFOCFG_SYNCMODE			
> > 0
> >  #define CONFIG_HPS_SDR_CTRLCFG_FPGAPORTRST			
> > 0
> > 
> 
> 


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