driver: add DDR2 AS4C128M16D2A_25BAN support

Introduce new AS4C128M16D2A_25BAN  on ourasi-ddr2-eb. The DDR2 is configured as
speed bin DDR2_800D and DDR_2_GBIT.

Signed-off-by: Li Bin <[email protected]>

Author: LiBinSHA

Kconfig

@@ -570,6 +570,7 @@ config DDR_DRIVER_IMPEDANCE
 	default 48 if DDR_W631GU6NB
 	default 48 if DDR_W632GU6NB12I
 	default 48 if DDR_AS4C512M16D3LA_10BIN
+	default 40 if DDR_AS4C128M16D2A_25BAN
 	default 48 if DDR_W97AH6NBVA1K
 	depends on UMCTL2
 	help
@@ -584,6 +585,7 @@ config DDR_ODT_IMPEDANCE
 	default 60 if DDR_W632GU6NB12I
 	default 60 if DDR_AS4C512M16D3LA_10BIN
 	default 50 if DDR_MT47H128M16RT_25E_C
+	default 50 if DDR_AS4C128M16D2A_25BAN
 	default 0 if DDR_IS43LD16128B_25BLI
 	default 0 if DDR_W97AH6NBVA1K
 	default 120 if DDR_MT52L256M32D1PF_107

driver/Config.in.dram

@@ -172,6 +172,12 @@ config DDR_EDB5432BEBH_1DAAT_F_D
 	depends on UMCTL2
 	help
 		LPDDR2 EDB5432BEBH-1DAAT-F-D 4M x 32 x 4
+
+config DDR_AS4C128M16D2A_25BAN
+	bool "DDR2 AS4C128M16D2A_25BAN(OURASI_DDR2_EB)"
+	depends on UMCTL2
+	help
+		DDR2 AS4C128M16D2A_25BAN 128 Meg x 16  DDR2-800
 endchoice
 
 choice

driver/driver_cpp.mk

@@ -108,6 +108,9 @@ endif
 ifeq ($(CONFIG_DDR_W97AH6NBVA1K), y)
 CPPFLAGS += -DCONFIG_LPDDR2 -DCONFIG_LPDDR2_S4 -DCONFIG_LPDDR2_SPEED_1066 -DCONFIG_DDR_1_GBIT -DCONFIG_DBW_16
 endif
+ifeq ($(CONFIG_DDR_AS4C128M16D2A_25BAN), y)
+CPPFLAGS += -DCONFIG_DDR2 -DCONFIG_DDR2_SPEED_BIN_800D -DCONFIG_DDR_2_GBIT -DCONFIG_DBW_16
+endif
 endif
 
 ifeq ($(CONFIG_REF_WIN_32),y)