[U-Boot] [PATCH v3 2/9] arm: socfpga: Adding handoff for SDRAM ctrlcfg.extratime1

Chin Liang See clsee at altera.com
Wed Sep 21 04:25:57 CEST 2016


Adding new handoff for SDRAM ctrcfg.extratime1 which is
required for stable LPDDR2 operation. Since the board is
using DDR3, the handoff is set to default value 0.

Signed-off-by: Chin Liang See <clsee at altera.com>
Cc: Marek Vasut <marex at denx.de>
Cc: Dinh Nguyen <dinguyen at opensource.altera.com>
---
Changes for v3
- Add macro for all boards to avoid ifdef
---
 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..2589f3f 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 0
+#define CONFIG_HPS_SDR_CTRLCFG_EXTRATIME1_CFG_EXTRA_CTL_CLK_RD_TO_WR_BC 0
+#define CONFIG_HPS_SDR_CTRLCFG_EXTRATIME1_CFG_EXTRA_CTL_CLK_RD_TO_WR_DIFF_CHIP 0
 #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..8f3ddce 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 0
+#define CONFIG_HPS_SDR_CTRLCFG_EXTRATIME1_CFG_EXTRA_CTL_CLK_RD_TO_WR_BC 0
+#define CONFIG_HPS_SDR_CTRLCFG_EXTRATIME1_CFG_EXTRA_CTL_CLK_RD_TO_WR_DIFF_CHIP 0
 #define CONFIG_HPS_SDR_CTRLCFG_FIFOCFG_INCSYNC			0
 #define CONFIG_HPS_SDR_CTRLCFG_FIFOCFG_SYNCMODE			0
 #define CONFIG_HPS_SDR_CTRLCFG_FPGAPORTRST			0
-- 
2.2.2



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