From c7eae7fcb11bc7dab519fca8d8902f1fbc5c3c76 Mon Sep 17 00:00:00 2001 From: York Sun Date: Thu, 11 Sep 2014 13:32:07 -0700 Subject: board/ls1021aqds: Add DDR4 support LS1021AQDS has a variant with DDR4 slot. This patch adds a new defconfig for this variant to enable DDR4 support. RAW timing parameters are not added for DDR4. The board timing parameters are only tuned for single- rank 1600 and 1800MT/s with Micron DIMM 9ASF51272AZ-2G1A1 due to DIMM availability. Signed-off-by: York Sun CC: Alison Wang --- arch/arm/include/asm/arch-ls102xa/config.h | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'arch/arm/include/asm/arch-ls102xa/config.h') diff --git a/arch/arm/include/asm/arch-ls102xa/config.h b/arch/arm/include/asm/arch-ls102xa/config.h index ed78c33e0a..a500b5bc3b 100644 --- a/arch/arm/include/asm/arch-ls102xa/config.h +++ b/arch/arm/include/asm/arch-ls102xa/config.h @@ -50,7 +50,11 @@ #ifdef CONFIG_DDR_SPD #define CONFIG_SYS_FSL_DDR_BE #define CONFIG_VERY_BIG_RAM +#ifdef CONFIG_SYS_FSL_DDR4 +#define CONFIG_SYS_FSL_DDRC_GEN4 +#else #define CONFIG_SYS_FSL_DDRC_ARM_GEN3 +#endif #define CONFIG_SYS_FSL_DDR #define CONFIG_SYS_LS1_DDR_BLOCK1_SIZE ((phys_size_t)2 << 30) #define CONFIG_MAX_MEM_MAPPED CONFIG_SYS_LS1_DDR_BLOCK1_SIZE @@ -71,6 +75,7 @@ #define CONFIG_MAX_CPUS 2 #define CONFIG_SYS_FSL_IFC_BANK_COUNT 8 #define CONFIG_NUM_DDR_CONTROLLERS 1 +#define CONFIG_SYS_FSL_DDR_VER FSL_DDR_VER_5_0 #else #error SoC not defined #endif -- cgit v1.2.1